From 4b1beb1404cdece619b0ad9067503b45d8536738 Mon Sep 17 00:00:00 2001
From: Spottedleaf
Date: Thu, 24 Oct 2024 08:20:45 -0700
Subject: [PATCH] Merge patches
---
patches/server/0822-fixup-MC-Utils.patch | 1263 --
patches/server/0823-fixup-MC-Utils.patch | 1326 +-
.../Moonrise-optimisation-patches.patch | 8049 +++++++---
.../fixup-Moonrise-optimisation-patches.patch | 13349 ----------------
patches/server/fixup-Paper-config-files.patch | 2 +-
5 files changed, 6684 insertions(+), 17305 deletions(-)
delete mode 100644 patches/server/0822-fixup-MC-Utils.patch
delete mode 100644 patches/server/fixup-Moonrise-optimisation-patches.patch
diff --git a/patches/server/0822-fixup-MC-Utils.patch b/patches/server/0822-fixup-MC-Utils.patch
deleted file mode 100644
index 58054eaa30..0000000000
--- a/patches/server/0822-fixup-MC-Utils.patch
+++ /dev/null
@@ -1,1263 +0,0 @@
-From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
-From: Spottedleaf
-Date: Mon, 21 Oct 2024 12:21:54 -0700
-Subject: [PATCH] fixup! MC Utils
-
-
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/PlatformHooks.java b/src/main/java/ca/spottedleaf/moonrise/common/PlatformHooks.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/PlatformHooks.java
-@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.common;
-+
-+import com.mojang.datafixers.DataFixer;
-+import net.minecraft.core.BlockPos;
-+import net.minecraft.nbt.CompoundTag;
-+import net.minecraft.server.level.ChunkHolder;
-+import net.minecraft.server.level.GenerationChunkHolder;
-+import net.minecraft.server.level.ServerLevel;
-+import net.minecraft.server.level.ServerPlayer;
-+import net.minecraft.util.datafix.DataFixTypes;
-+import net.minecraft.world.entity.Entity;
-+import net.minecraft.world.level.BlockGetter;
-+import net.minecraft.world.level.ChunkPos;
-+import net.minecraft.world.level.Level;
-+import net.minecraft.world.level.block.state.BlockState;
-+import net.minecraft.world.level.chunk.ChunkAccess;
-+import net.minecraft.world.level.chunk.LevelChunk;
-+import net.minecraft.world.level.chunk.ProtoChunk;
-+import net.minecraft.world.level.chunk.storage.SerializableChunkData;
-+import net.minecraft.world.level.entity.EntityTypeTest;
-+import net.minecraft.world.phys.AABB;
-+import java.util.List;
-+import java.util.ServiceLoader;
-+import java.util.function.Predicate;
-+
-+public interface PlatformHooks {
-+ public static PlatformHooks get() {
-+ return Holder.INSTANCE;
-+ }
-+
-+ public String getBrand();
-+
-+ public int getLightEmission(final BlockState blockState, final BlockGetter world, final BlockPos pos);
-+
-+ public Predicate maybeHasLightEmission();
-+
-+ public boolean hasCurrentlyLoadingChunk();
-+
-+ public LevelChunk getCurrentlyLoadingChunk(final GenerationChunkHolder holder);
-+
-+ public void setCurrentlyLoading(final GenerationChunkHolder holder, final LevelChunk levelChunk);
-+
-+ public void chunkFullStatusComplete(final LevelChunk newChunk, final ProtoChunk original);
-+
-+ public boolean allowAsyncTicketUpdates();
-+
-+ public void onChunkHolderTicketChange(final ServerLevel world, final ChunkHolder holder, final int oldLevel, final int newLevel);
-+
-+ public void chunkUnloadFromWorld(final LevelChunk chunk);
-+
-+ public void chunkSyncSave(final ServerLevel world, final ChunkAccess chunk, final SerializableChunkData data);
-+
-+ public void onChunkWatch(final ServerLevel world, final LevelChunk chunk, final ServerPlayer player);
-+
-+ public void onChunkUnWatch(final ServerLevel world, final ChunkPos chunk, final ServerPlayer player);
-+
-+ public void addToGetEntities(final Level world, final Entity entity, final AABB boundingBox, final Predicate super Entity> predicate,
-+ final List into);
-+
-+ public void addToGetEntities(final Level world, final EntityTypeTest entityTypeTest,
-+ final AABB boundingBox, final Predicate super T> predicate,
-+ final List super T> into, final int maxCount);
-+
-+ public void entityMove(final Entity entity, final long oldSection, final long newSection);
-+
-+ public boolean screenEntity(final ServerLevel world, final Entity entity, final boolean fromDisk, final boolean event);
-+
-+ public boolean configFixMC224294();
-+
-+ public boolean configAutoConfigSendDistance();
-+
-+ public double configPlayerMaxLoadRate();
-+
-+ public double configPlayerMaxGenRate();
-+
-+ public double configPlayerMaxSendRate();
-+
-+ public int configPlayerMaxConcurrentLoads();
-+
-+ public int configPlayerMaxConcurrentGens();
-+
-+ public long configAutoSaveInterval();
-+
-+ public int configMaxAutoSavePerTick();
-+
-+ public boolean configFixMC159283();
-+
-+ // support for CB chunk mustNotSave
-+ public boolean forceNoSave(final ChunkAccess chunk);
-+
-+ public CompoundTag convertNBT(final DataFixTypes type, final DataFixer dataFixer, final CompoundTag nbt,
-+ final int fromVersion, final int toVersion);
-+
-+ public boolean hasMainChunkLoadHook();
-+
-+ public void mainChunkLoad(final ChunkAccess chunk, final SerializableChunkData chunkData);
-+
-+ public List modifySavedEntities(final ServerLevel world, final int chunkX, final int chunkZ, final List entities);
-+
-+ public void unloadEntity(final Entity entity);
-+
-+ public int modifyEntityTrackingRange(final Entity entity, final int currentRange);
-+
-+ public static final class Holder {
-+ private Holder() {
-+ }
-+
-+ private static final PlatformHooks INSTANCE;
-+
-+ static {
-+ INSTANCE = ServiceLoader.load(PlatformHooks.class, PlatformHooks.class.getClassLoader()).findFirst()
-+ .orElseThrow(() -> new RuntimeException("Failed to locate PlatformHooks"));
-+ }
-+ }
-+}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/list/EntityList.java b/src/main/java/ca/spottedleaf/moonrise/common/list/EntityList.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/list/EntityList.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/list/EntityList.java
-@@ -0,0 +0,0 @@ import java.util.NoSuchElementException;
- */
- public final class EntityList implements Iterable {
-
-- protected final Int2IntOpenHashMap entityToIndex = new Int2IntOpenHashMap(2, 0.8f);
-+ private final Int2IntOpenHashMap entityToIndex = new Int2IntOpenHashMap(2, 0.8f);
- {
- this.entityToIndex.defaultReturnValue(Integer.MIN_VALUE);
- }
-
-- protected static final Entity[] EMPTY_LIST = new Entity[0];
-+ private static final Entity[] EMPTY_LIST = new Entity[0];
-
-- protected Entity[] entities = EMPTY_LIST;
-- protected int count;
-+ private Entity[] entities = EMPTY_LIST;
-+ private int count;
-
- public int size() {
- return this.count;
-@@ -0,0 +0,0 @@ public final class EntityList implements Iterable {
-
- @Override
- public Iterator iterator() {
-- return new Iterator() {
--
-- Entity lastRet;
-- int current;
-+ return new Iterator<>() {
-+ private Entity lastRet;
-+ private int current;
-
- @Override
- public boolean hasNext() {
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/list/IBlockDataList.java b/src/main/java/ca/spottedleaf/moonrise/common/list/IBlockDataList.java
-deleted file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- a/src/main/java/ca/spottedleaf/moonrise/common/list/IBlockDataList.java
-+++ /dev/null
-@@ -0,0 +0,0 @@
--package ca.spottedleaf.moonrise.common.list;
--
--import it.unimi.dsi.fastutil.longs.LongIterator;
--import it.unimi.dsi.fastutil.shorts.Short2LongOpenHashMap;
--import java.util.Arrays;
--import net.minecraft.world.level.block.Block;
--import net.minecraft.world.level.block.state.BlockState;
--import net.minecraft.world.level.chunk.GlobalPalette;
--
--public final class IBlockDataList {
--
-- private static final GlobalPalette GLOBAL_PALETTE = new GlobalPalette<>(Block.BLOCK_STATE_REGISTRY);
--
-- // map of location -> (index | (location << 16) | (palette id << 32))
-- private final Short2LongOpenHashMap map = new Short2LongOpenHashMap(2, 0.8f);
-- {
-- this.map.defaultReturnValue(Long.MAX_VALUE);
-- }
--
-- private static final long[] EMPTY_LIST = new long[0];
--
-- private long[] byIndex = EMPTY_LIST;
-- private int size;
--
-- public static int getLocationKey(final int x, final int y, final int z) {
-- return (x & 15) | (((z & 15) << 4)) | ((y & 255) << (4 + 4));
-- }
--
-- public static BlockState getBlockDataFromRaw(final long raw) {
-- return GLOBAL_PALETTE.valueFor((int)(raw >>> 32));
-- }
--
-- public static int getIndexFromRaw(final long raw) {
-- return (int)(raw & 0xFFFF);
-- }
--
-- public static int getLocationFromRaw(final long raw) {
-- return (int)((raw >>> 16) & 0xFFFF);
-- }
--
-- public static long getRawFromValues(final int index, final int location, final BlockState data) {
-- return (long)index | ((long)location << 16) | (((long)GLOBAL_PALETTE.idFor(data)) << 32);
-- }
--
-- public static long setIndexRawValues(final long value, final int index) {
-- return value & ~(0xFFFF) | (index);
-- }
--
-- public long add(final int x, final int y, final int z, final BlockState data) {
-- return this.add(getLocationKey(x, y, z), data);
-- }
--
-- public long add(final int location, final BlockState data) {
-- final long curr = this.map.get((short)location);
--
-- if (curr == Long.MAX_VALUE) {
-- final int index = this.size++;
-- final long raw = getRawFromValues(index, location, data);
-- this.map.put((short)location, raw);
--
-- if (index >= this.byIndex.length) {
-- this.byIndex = Arrays.copyOf(this.byIndex, (int)Math.max(4L, this.byIndex.length * 2L));
-- }
--
-- this.byIndex[index] = raw;
-- return raw;
-- } else {
-- final int index = getIndexFromRaw(curr);
-- final long raw = this.byIndex[index] = getRawFromValues(index, location, data);
--
-- this.map.put((short)location, raw);
--
-- return raw;
-- }
-- }
--
-- public long remove(final int x, final int y, final int z) {
-- return this.remove(getLocationKey(x, y, z));
-- }
--
-- public long remove(final int location) {
-- final long ret = this.map.remove((short)location);
-- final int index = getIndexFromRaw(ret);
-- if (ret == Long.MAX_VALUE) {
-- return ret;
-- }
--
-- // move the entry at the end to this index
-- final int endIndex = --this.size;
-- final long end = this.byIndex[endIndex];
-- if (index != endIndex) {
-- // not empty after this call
-- this.map.put((short)getLocationFromRaw(end), setIndexRawValues(end, index));
-- }
-- this.byIndex[index] = end;
-- this.byIndex[endIndex] = 0L;
--
-- return ret;
-- }
--
-- public int size() {
-- return this.size;
-- }
--
-- public long getRaw(final int index) {
-- return this.byIndex[index];
-- }
--
-- public int getLocation(final int index) {
-- return getLocationFromRaw(this.getRaw(index));
-- }
--
-- public BlockState getData(final int index) {
-- return getBlockDataFromRaw(this.getRaw(index));
-- }
--
-- public void clear() {
-- this.size = 0;
-- this.map.clear();
-- }
--
-- public LongIterator getRawIterator() {
-- return this.map.values().iterator();
-- }
--}
-\ No newline at end of file
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/list/IntList.java b/src/main/java/ca/spottedleaf/moonrise/common/list/IntList.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/list/IntList.java
-@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.common.list;
-+
-+import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
-+import java.util.Arrays;
-+
-+public final class IntList {
-+
-+ private final Int2IntOpenHashMap map = new Int2IntOpenHashMap();
-+ {
-+ this.map.defaultReturnValue(Integer.MIN_VALUE);
-+ }
-+
-+ private static final int[] EMPTY_LIST = new int[0];
-+
-+ private int[] byIndex = EMPTY_LIST;
-+ private int count;
-+
-+ public int size() {
-+ return this.count;
-+ }
-+
-+ public void setMinCapacity(final int len) {
-+ final int[] byIndex = this.byIndex;
-+ if (byIndex.length < len) {
-+ this.byIndex = Arrays.copyOf(byIndex, len);
-+ }
-+ }
-+
-+ public int getRaw(final int index) {
-+ return this.byIndex[index];
-+ }
-+
-+ public boolean add(final int value) {
-+ final int count = this.count;
-+ final int currIndex = this.map.putIfAbsent(value, count);
-+
-+ if (currIndex != Integer.MIN_VALUE) {
-+ return false; // already in this list
-+ }
-+
-+ int[] list = this.byIndex;
-+
-+ if (list.length == count) {
-+ // resize required
-+ list = this.byIndex = Arrays.copyOf(list, (int)Math.max(4L, count * 2L)); // overflow results in negative
-+ }
-+
-+ list[count] = value;
-+ this.count = count + 1;
-+
-+ return true;
-+ }
-+
-+ public boolean remove(final int value) {
-+ final int index = this.map.remove(value);
-+ if (index == Integer.MIN_VALUE) {
-+ return false;
-+ }
-+
-+ // move the entry at the end to this index
-+ final int endIndex = --this.count;
-+ final int end = this.byIndex[endIndex];
-+ if (index != endIndex) {
-+ // not empty after this call
-+ this.map.put(end, index);
-+ }
-+ this.byIndex[index] = end;
-+ this.byIndex[endIndex] = 0;
-+
-+ return true;
-+ }
-+
-+ public void clear() {
-+ this.count = 0;
-+ this.map.clear();
-+ }
-+}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/list/ShortList.java b/src/main/java/ca/spottedleaf/moonrise/common/list/ShortList.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/list/ShortList.java
-@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.common.list;
-+
-+import it.unimi.dsi.fastutil.shorts.Short2ShortOpenHashMap;
-+import java.util.Arrays;
-+
-+public final class ShortList {
-+
-+ private final Short2ShortOpenHashMap map = new Short2ShortOpenHashMap();
-+ {
-+ this.map.defaultReturnValue(Short.MIN_VALUE);
-+ }
-+
-+ private static final short[] EMPTY_LIST = new short[0];
-+
-+ private short[] byIndex = EMPTY_LIST;
-+ private short count;
-+
-+ public int size() {
-+ return (int)this.count;
-+ }
-+
-+ public short getRaw(final int index) {
-+ return this.byIndex[index];
-+ }
-+
-+ public void setMinCapacity(final int len) {
-+ final short[] byIndex = this.byIndex;
-+ if (byIndex.length < len) {
-+ this.byIndex = Arrays.copyOf(byIndex, len);
-+ }
-+ }
-+
-+ public boolean add(final short value) {
-+ final int count = (int)this.count;
-+ final short currIndex = this.map.putIfAbsent(value, (short)count);
-+
-+ if (currIndex != Short.MIN_VALUE) {
-+ return false; // already in this list
-+ }
-+
-+ short[] list = this.byIndex;
-+
-+ if (list.length == count) {
-+ // resize required
-+ list = this.byIndex = Arrays.copyOf(list, (int)Math.max(4L, count * 2L)); // overflow results in negative
-+ }
-+
-+ list[count] = value;
-+ this.count = (short)(count + 1);
-+
-+ return true;
-+ }
-+
-+ public boolean remove(final short value) {
-+ final short index = this.map.remove(value);
-+ if (index == Short.MIN_VALUE) {
-+ return false;
-+ }
-+
-+ // move the entry at the end to this index
-+ final short endIndex = --this.count;
-+ final short end = this.byIndex[endIndex];
-+ if (index != endIndex) {
-+ // not empty after this call
-+ this.map.put(end, index);
-+ }
-+ this.byIndex[(int)index] = end;
-+ this.byIndex[(int)endIndex] = (short)0;
-+
-+ return true;
-+ }
-+
-+ public void clear() {
-+ this.count = (short)0;
-+ this.map.clear();
-+ }
-+}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/misc/LazyRunnable.java b/src/main/java/ca/spottedleaf/moonrise/common/misc/LazyRunnable.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/misc/LazyRunnable.java
-@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.common.misc;
-+
-+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
-+import java.lang.invoke.VarHandle;
-+
-+public final class LazyRunnable implements Runnable {
-+
-+ private volatile Runnable toRun;
-+ private static final VarHandle TO_RUN_HANDLE = ConcurrentUtil.getVarHandle(LazyRunnable.class, "toRun", Runnable.class);
-+
-+ public void setRunnable(final Runnable run) {
-+ final Runnable prev = (Runnable)TO_RUN_HANDLE.compareAndExchange(this, (Runnable)null, run);
-+ if (prev != null) {
-+ throw new IllegalStateException("Runnable already set");
-+ }
-+ }
-+
-+ @Override
-+ public void run() {
-+ ((Runnable)TO_RUN_HANDLE.getVolatile(this)).run();
-+ }
-+}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/misc/NearbyPlayers.java b/src/main/java/ca/spottedleaf/moonrise/common/misc/NearbyPlayers.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/misc/NearbyPlayers.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/misc/NearbyPlayers.java
-@@ -0,0 +0,0 @@ import ca.spottedleaf.moonrise.common.list.ReferenceList;
- import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
- import ca.spottedleaf.moonrise.common.util.MoonriseConstants;
- import ca.spottedleaf.moonrise.common.util.ChunkSystem;
-+import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemLevel;
-+import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkData;
- import ca.spottedleaf.moonrise.patches.chunk_tick_iteration.ChunkTickConstants;
-+import ca.spottedleaf.moonrise.patches.chunk_tick_iteration.ChunkTickServerLevel;
- import it.unimi.dsi.fastutil.longs.Long2ReferenceOpenHashMap;
- import it.unimi.dsi.fastutil.objects.Reference2ReferenceOpenHashMap;
- import net.minecraft.core.BlockPos;
- import net.minecraft.server.level.ServerLevel;
- import net.minecraft.server.level.ServerPlayer;
- import net.minecraft.world.level.ChunkPos;
-+import java.util.ArrayList;
-
- public final class NearbyPlayers {
-
-@@ -0,0 +0,0 @@ public final class NearbyPlayers {
- GENERAL_REALLY_SMALL,
- TICK_VIEW_DISTANCE,
- VIEW_DISTANCE,
-- SPAWN_RANGE, // Moonrise - chunk tick iteration
-+ // Moonrise start - chunk tick iteration
-+ SPAWN_RANGE {
-+ @Override
-+ void addTo(final ServerPlayer player, final ServerLevel world, final int chunkX, final int chunkZ) {
-+ ((ChunkTickServerLevel)world).moonrise$addPlayerTickingRequest(chunkX, chunkZ);
-+ }
-+
-+ @Override
-+ void removeFrom(final ServerPlayer player, final ServerLevel world, final int chunkX, final int chunkZ) {
-+ ((ChunkTickServerLevel)world).moonrise$removePlayerTickingRequest(chunkX, chunkZ);
-+ }
-+ };
-+ // Moonrise end - chunk tick iteration
-+
-+ void addTo(final ServerPlayer player, final ServerLevel world, final int chunkX, final int chunkZ) {
-+
-+ }
-+
-+ void removeFrom(final ServerPlayer player, final ServerLevel world, final int chunkX, final int chunkZ) {
-+
-+ }
- }
-
- private static final NearbyMapType[] MAP_TYPES = NearbyMapType.values();
-@@ -0,0 +0,0 @@ public final class NearbyPlayers {
- private final ServerLevel world;
- private final Reference2ReferenceOpenHashMap players = new Reference2ReferenceOpenHashMap<>();
- private final Long2ReferenceOpenHashMap byChunk = new Long2ReferenceOpenHashMap<>();
-+ private final Long2ReferenceOpenHashMap>[] directByChunk = new Long2ReferenceOpenHashMap[TOTAL_MAP_TYPES];
-+ {
-+ for (int i = 0; i < this.directByChunk.length; ++i) {
-+ this.directByChunk[i] = new Long2ReferenceOpenHashMap<>();
-+ }
-+ }
-
- public NearbyPlayers(final ServerLevel world) {
- this.world = world;
-@@ -0,0 +0,0 @@ public final class NearbyPlayers {
- }
- }
-
-+ public void clear() {
-+ if (this.players.isEmpty()) {
-+ return;
-+ }
-+
-+ for (final ServerPlayer player : new ArrayList<>(this.players.keySet())) {
-+ this.removePlayer(player);
-+ }
-+ }
-+
- public void tickPlayer(final ServerPlayer player) {
- final TrackedPlayer[] players = this.players.get(player);
- if (players == null) {
-@@ -0,0 +0,0 @@ public final class NearbyPlayers {
- return this.byChunk.get(CoordinateUtils.getChunkKey(pos));
- }
-
-- public ReferenceList getPlayers(final BlockPos pos, final NearbyMapType type) {
-- final TrackedChunk chunk = this.byChunk.get(CoordinateUtils.getChunkKey(pos));
-+ public TrackedChunk getChunk(final int chunkX, final int chunkZ) {
-+ return this.byChunk.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
-+ }
-
-- return chunk == null ? null : chunk.players[type.ordinal()];
-+ public ReferenceList getPlayers(final BlockPos pos, final NearbyMapType type) {
-+ return this.directByChunk[type.ordinal()].get(CoordinateUtils.getChunkKey(pos));
- }
-
- public ReferenceList getPlayers(final ChunkPos pos, final NearbyMapType type) {
-- final TrackedChunk chunk = this.byChunk.get(CoordinateUtils.getChunkKey(pos));
--
-- return chunk == null ? null : chunk.players[type.ordinal()];
-+ return this.directByChunk[type.ordinal()].get(CoordinateUtils.getChunkKey(pos));
- }
-
- public ReferenceList getPlayersByChunk(final int chunkX, final int chunkZ, final NearbyMapType type) {
-- final TrackedChunk chunk = this.byChunk.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
--
-- return chunk == null ? null : chunk.players[type.ordinal()];
-+ return this.directByChunk[type.ordinal()].get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
- }
-
- public ReferenceList getPlayersByBlock(final int blockX, final int blockZ, final NearbyMapType type) {
-- final TrackedChunk chunk = this.byChunk.get(CoordinateUtils.getChunkKey(blockX >> 4, blockZ >> 4));
--
-- return chunk == null ? null : chunk.players[type.ordinal()];
-+ return this.directByChunk[type.ordinal()].get(CoordinateUtils.getChunkKey(blockX >> 4, blockZ >> 4));
- }
-
- public static final class TrackedChunk {
-
- private static final ServerPlayer[] EMPTY_PLAYERS_ARRAY = new ServerPlayer[0];
-
-+ private final long chunkKey;
-+ private final NearbyPlayers nearbyPlayers;
- private final ReferenceList[] players = new ReferenceList[TOTAL_MAP_TYPES];
- private int nonEmptyLists;
- private long updateCount;
-
-+ public TrackedChunk(final long chunkKey, final NearbyPlayers nearbyPlayers) {
-+ this.chunkKey = chunkKey;
-+ this.nearbyPlayers = nearbyPlayers;
-+ }
-+
- public boolean isEmpty() {
- return this.nonEmptyLists == 0;
- }
-@@ -0,0 +0,0 @@ public final class NearbyPlayers {
- final ReferenceList list = this.players[idx];
- if (list == null) {
- ++this.nonEmptyLists;
-- (this.players[idx] = new ReferenceList<>(EMPTY_PLAYERS_ARRAY)).add(player);
-+ final ReferenceList players = (this.players[idx] = new ReferenceList<>(EMPTY_PLAYERS_ARRAY));
-+ this.nearbyPlayers.directByChunk[idx].put(this.chunkKey, players);
-+ players.add(player);
- return;
- }
-
-@@ -0,0 +0,0 @@ public final class NearbyPlayers {
-
- if (list.size() == 0) {
- this.players[idx] = null;
-+ this.nearbyPlayers.directByChunk[idx].remove(this.chunkKey);
- --this.nonEmptyLists;
- }
- }
-@@ -0,0 +0,0 @@ public final class NearbyPlayers {
- protected void addCallback(final ServerPlayer parameter, final int chunkX, final int chunkZ) {
- final long chunkKey = CoordinateUtils.getChunkKey(chunkX, chunkZ);
-
-- NearbyPlayers.this.byChunk.computeIfAbsent(chunkKey, (final long keyInMap) -> {
-- return new TrackedChunk();
-- }).addPlayer(parameter, this.type);
-+ final TrackedChunk chunk = NearbyPlayers.this.byChunk.get(chunkKey);
-+ final NearbyMapType type = this.type;
-+ if (chunk != null) {
-+ chunk.addPlayer(parameter, type);
-+ type.addTo(parameter, NearbyPlayers.this.world, chunkX, chunkZ);
-+ } else {
-+ final TrackedChunk created = new TrackedChunk(chunkKey, NearbyPlayers.this);
-+ NearbyPlayers.this.byChunk.put(chunkKey, created);
-+ created.addPlayer(parameter, type);
-+ type.addTo(parameter, NearbyPlayers.this.world, chunkX, chunkZ);
-+
-+ ((ChunkSystemLevel)NearbyPlayers.this.world).moonrise$requestChunkData(chunkKey).nearbyPlayers = created;
-+ }
- }
-
- @Override
-@@ -0,0 +0,0 @@ public final class NearbyPlayers {
- throw new IllegalStateException("Chunk should exist at " + new ChunkPos(chunkKey));
- }
-
-- chunk.removePlayer(parameter, this.type);
-+ final NearbyMapType type = this.type;
-+ chunk.removePlayer(parameter, type);
-+ type.removeFrom(parameter, NearbyPlayers.this.world, chunkX, chunkZ);
-
- if (chunk.isEmpty()) {
- NearbyPlayers.this.byChunk.remove(chunkKey);
-+ final ChunkData chunkData = ((ChunkSystemLevel)NearbyPlayers.this.world).moonrise$releaseChunkData(chunkKey);
-+ if (chunkData != null) {
-+ chunkData.nearbyPlayers = null;
-+ }
- }
- }
- }
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/ChunkSystem.java b/src/main/java/ca/spottedleaf/moonrise/common/util/ChunkSystem.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/util/ChunkSystem.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/util/ChunkSystem.java
-@@ -0,0 +0,0 @@
- package ca.spottedleaf.moonrise.common.util;
-
--import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
-+import ca.spottedleaf.concurrentutil.util.Priority;
-+import ca.spottedleaf.moonrise.common.PlatformHooks;
- import com.mojang.logging.LogUtils;
- import net.minecraft.server.level.ChunkHolder;
- import net.minecraft.server.level.FullChunkStatus;
-@@ -0,0 +0,0 @@ public final class ChunkSystem {
- }
-
- public static void scheduleChunkTask(final ServerLevel level, final int chunkX, final int chunkZ, final Runnable run) {
-- scheduleChunkTask(level, chunkX, chunkZ, run, PrioritisedExecutor.Priority.NORMAL);
-+ scheduleChunkTask(level, chunkX, chunkZ, run, Priority.NORMAL);
- }
-
-- public static void scheduleChunkTask(final ServerLevel level, final int chunkX, final int chunkZ, final Runnable run, final PrioritisedExecutor.Priority priority) {
-+ public static void scheduleChunkTask(final ServerLevel level, final int chunkX, final int chunkZ, final Runnable run, final Priority priority) {
- level.chunkSource.mainThreadProcessor.execute(run);
- }
-
- public static void scheduleChunkLoad(final ServerLevel level, final int chunkX, final int chunkZ, final boolean gen,
-- final ChunkStatus toStatus, final boolean addTicket, final PrioritisedExecutor.Priority priority,
-+ final ChunkStatus toStatus, final boolean addTicket, final Priority priority,
- final Consumer onComplete) {
- if (gen) {
- scheduleChunkLoad(level, chunkX, chunkZ, toStatus, addTicket, priority, onComplete);
-@@ -0,0 +0,0 @@ public final class ChunkSystem {
-
- private static long chunkLoadCounter = 0L;
- public static void scheduleChunkLoad(final ServerLevel level, final int chunkX, final int chunkZ, final ChunkStatus toStatus,
-- final boolean addTicket, final PrioritisedExecutor.Priority priority, final Consumer onComplete) {
-+ final boolean addTicket, final Priority priority, final Consumer onComplete) {
- if (!org.bukkit.Bukkit.isPrimaryThread()) {
- scheduleChunkTask(level, chunkX, chunkZ, () -> {
- scheduleChunkLoad(level, chunkX, chunkZ, toStatus, addTicket, priority, onComplete);
-@@ -0,0 +0,0 @@ public final class ChunkSystem {
- }
- loadCallback.accept(result.orElse(null));
- }, (final Runnable r) -> {
-- scheduleChunkTask(level, chunkX, chunkZ, r, PrioritisedExecutor.Priority.HIGHEST);
-+ scheduleChunkTask(level, chunkX, chunkZ, r, Priority.HIGHEST);
- });
- }
-
- public static void scheduleTickingState(final ServerLevel level, final int chunkX, final int chunkZ,
- final FullChunkStatus toStatus, final boolean addTicket,
-- final PrioritisedExecutor.Priority priority, final Consumer onComplete) {
-+ final Priority priority, final Consumer onComplete) {
- // This method goes unused until the chunk system rewrite
- if (toStatus == FullChunkStatus.INACCESSIBLE) {
- throw new IllegalArgumentException("Cannot wait for INACCESSIBLE status");
-@@ -0,0 +0,0 @@ public final class ChunkSystem {
- }
- loadCallback.accept(result.orElse(null));
- }, (final Runnable r) -> {
-- scheduleChunkTask(level, chunkX, chunkZ, r, PrioritisedExecutor.Priority.HIGHEST);
-+ scheduleChunkTask(level, chunkX, chunkZ, r, Priority.HIGHEST);
- });
- }
-
-@@ -0,0 +0,0 @@ public final class ChunkSystem {
- return getUpdatingChunkHolderCount(level) != 0;
- }
-
-- public static boolean screenEntity(final ServerLevel level, final Entity entity) {
-+ public static boolean screenEntity(final ServerLevel level, final Entity entity, final boolean fromDisk, final boolean event) {
-+ if (!PlatformHooks.get().screenEntity(level, entity, fromDisk, event)) {
-+ return false;
-+ }
- return true;
- }
-
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/MixinWorkarounds.java b/src/main/java/ca/spottedleaf/moonrise/common/util/MixinWorkarounds.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/util/MixinWorkarounds.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/util/MixinWorkarounds.java
-@@ -0,0 +0,0 @@ package ca.spottedleaf.moonrise.common.util;
- public final class MixinWorkarounds {
-
- // mixins tries to find the owner of the clone() method, which doesn't exist and NPEs
-+ // https://github.com/FabricMC/Mixin/pull/147
- public static long[] clone(final long[] values) {
- return values.clone();
- }
-
-+ public static byte[] clone(final byte[] values) {
-+ return values.clone();
-+ }
- }
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseCommon.java b/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseCommon.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseCommon.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseCommon.java
-@@ -0,0 +0,0 @@
- package ca.spottedleaf.moonrise.common.util;
-
--import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedThreadPool;
-+import ca.spottedleaf.concurrentutil.executor.thread.PrioritisedThreadPool;
-+import ca.spottedleaf.moonrise.common.PlatformHooks;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
--import java.io.File;
-+import java.util.concurrent.TimeUnit;
-+import java.util.concurrent.atomic.AtomicInteger;
-+import java.util.function.Consumer;
-
- public final class MoonriseCommon {
-
- private static final Logger LOGGER = LoggerFactory.getLogger(MoonriseCommon.class);
-
-- // Paper start
-- public static PrioritisedThreadPool WORKER_POOL;
-- public static int WORKER_THREADS;
-- public static void init(io.papermc.paper.configuration.GlobalConfiguration.ChunkSystem chunkSystem) {
-- // Paper end
-+ public static final PrioritisedThreadPool WORKER_POOL = new PrioritisedThreadPool(
-+ new Consumer<>() {
-+ private final AtomicInteger idGenerator = new AtomicInteger();
-+
-+ @Override
-+ public void accept(Thread thread) {
-+ thread.setDaemon(true);
-+ thread.setName(PlatformHooks.get().getBrand() + " Common Worker #" + this.idGenerator.getAndIncrement());
-+ thread.setUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
-+ @Override
-+ public void uncaughtException(final Thread thread, final Throwable throwable) {
-+ LOGGER.error("Uncaught exception in thread " + thread.getName(), throwable);
-+ }
-+ });
-+ }
-+ }
-+ );
-+ public static final long WORKER_QUEUE_HOLD_TIME = (long)(20.0e6); // 20ms
-+ public static final int CLIENT_DIVISION = 0;
-+ public static final PrioritisedThreadPool.ExecutorGroup RENDER_EXECUTOR_GROUP = MoonriseCommon.WORKER_POOL.createExecutorGroup(CLIENT_DIVISION, 0);
-+ public static final int SERVER_DIVISION = 1;
-+ public static final PrioritisedThreadPool.ExecutorGroup PARALLEL_GEN_GROUP = MoonriseCommon.WORKER_POOL.createExecutorGroup(SERVER_DIVISION, 0);
-+ public static final PrioritisedThreadPool.ExecutorGroup RADIUS_AWARE_GROUP = MoonriseCommon.WORKER_POOL.createExecutorGroup(SERVER_DIVISION, 0);
-+ public static final PrioritisedThreadPool.ExecutorGroup LOAD_GROUP = MoonriseCommon.WORKER_POOL.createExecutorGroup(SERVER_DIVISION, 0);
-+
-+ public static void adjustWorkerThreads(final int configWorkerThreads, final int configIoThreads) {
- int defaultWorkerThreads = Runtime.getRuntime().availableProcessors() / 2;
- if (defaultWorkerThreads <= 4) {
- defaultWorkerThreads = defaultWorkerThreads <= 3 ? 1 : 2;
- } else {
- defaultWorkerThreads = defaultWorkerThreads / 2;
- }
-- defaultWorkerThreads = Integer.getInteger("Paper.WorkerThreadCount", Integer.valueOf(defaultWorkerThreads)); // Paper
-+ defaultWorkerThreads = Integer.getInteger(PlatformHooks.get().getBrand() + ".WorkerThreadCount", Integer.valueOf(defaultWorkerThreads));
-
-- int workerThreads = chunkSystem.workerThreads; // Paper
-+ int workerThreads = configWorkerThreads;
-
- if (workerThreads <= 0) {
- workerThreads = defaultWorkerThreads;
- }
-
-- WORKER_POOL = new PrioritisedThreadPool(
-- "Paper Worker Pool", workerThreads, // Paper
-- (final Thread thread, final Integer id) -> {
-- thread.setName("Paper Common Worker #" + id.intValue()); // Paper
-+ final int ioThreads = Math.max(1, configIoThreads);
-+
-+ WORKER_POOL.adjustThreadCount(workerThreads);
-+ IO_POOL.adjustThreadCount(ioThreads);
-+
-+ LOGGER.info(PlatformHooks.get().getBrand() + " is using " + workerThreads + " worker threads, " + ioThreads + " I/O threads");
-+ }
-+
-+ public static final PrioritisedThreadPool IO_POOL = new PrioritisedThreadPool(
-+ new Consumer<>() {
-+ private final AtomicInteger idGenerator = new AtomicInteger();
-+
-+ @Override
-+ public void accept(final Thread thread) {
-+ thread.setDaemon(true);
-+ thread.setName(PlatformHooks.get().getBrand() + " I/O Worker #" + this.idGenerator.getAndIncrement());
- thread.setUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
- @Override
- public void uncaughtException(final Thread thread, final Throwable throwable) {
- LOGGER.error("Uncaught exception in thread " + thread.getName(), throwable);
- }
- });
-- }, (long)(20.0e6)); // 20ms
-- WORKER_THREADS = workerThreads;
-+ }
-+ }
-+ );
-+ public static final long IO_QUEUE_HOLD_TIME = (long)(100.0e6); // 100ms
-+ public static final PrioritisedThreadPool.ExecutorGroup CLIENT_PROFILER_IO_GROUP = IO_POOL.createExecutorGroup(CLIENT_DIVISION, 0);
-+ public static final PrioritisedThreadPool.ExecutorGroup SERVER_REGION_IO_GROUP = IO_POOL.createExecutorGroup(SERVER_DIVISION, 0);
-+
-+ public static void haltExecutors() {
-+ MoonriseCommon.WORKER_POOL.shutdown(false);
-+ LOGGER.info("Awaiting termination of worker pool for up to 60s...");
-+ if (!MoonriseCommon.WORKER_POOL.join(TimeUnit.SECONDS.toMillis(60L))) {
-+ LOGGER.error("Worker pool did not shut down in time!");
-+ MoonriseCommon.WORKER_POOL.halt(false);
-+ }
-+
-+ MoonriseCommon.IO_POOL.shutdown(false);
-+ LOGGER.info("Awaiting termination of I/O pool for up to 60s...");
-+ if (!MoonriseCommon.IO_POOL.join(TimeUnit.SECONDS.toMillis(60L))) {
-+ LOGGER.error("I/O pool did not shut down in time!");
-+ MoonriseCommon.IO_POOL.halt(false);
-+ }
- }
-
- private MoonriseCommon() {}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseConstants.java b/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseConstants.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseConstants.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseConstants.java
-@@ -0,0 +0,0 @@
- package ca.spottedleaf.moonrise.common.util;
-
-+import ca.spottedleaf.moonrise.common.PlatformHooks;
-+
- public final class MoonriseConstants {
-
-- public static final int MAX_VIEW_DISTANCE = 32;
-+ public static final int MAX_VIEW_DISTANCE = Integer.getInteger(PlatformHooks.get().getBrand() + ".MaxViewDistance", 32);
-
- private MoonriseConstants() {}
-
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/SimpleRandom.java b/src/main/java/ca/spottedleaf/moonrise/common/util/SimpleRandom.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/util/SimpleRandom.java
-@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.common.util;
-+
-+import net.minecraft.world.level.levelgen.LegacyRandomSource;
-+
-+/**
-+ * Avoid costly CAS of superclass
-+ */
-+public final class SimpleRandom extends LegacyRandomSource {
-+
-+ private static final long MULTIPLIER = 25214903917L;
-+ private static final long ADDEND = 11L;
-+ private static final int BITS = 48;
-+ private static final long MASK = (1L << BITS) - 1;
-+
-+ private long value;
-+
-+ public SimpleRandom(final long seed) {
-+ super(0L);
-+ this.value = seed;
-+ }
-+
-+ @Override
-+ public void setSeed(final long seed) {
-+ this.value = (seed ^ MULTIPLIER) & MASK;
-+ }
-+
-+ private long advanceSeed() {
-+ return this.value = ((this.value * MULTIPLIER) + ADDEND) & MASK;
-+ }
-+
-+ @Override
-+ public int next(final int bits) {
-+ return (int)(this.advanceSeed() >>> (BITS - bits));
-+ }
-+
-+ @Override
-+ public int nextInt() {
-+ final long seed = this.advanceSeed();
-+ return (int)(seed >>> (BITS - Integer.SIZE));
-+ }
-+
-+ @Override
-+ public int nextInt(final int bound) {
-+ if (bound <= 0) {
-+ throw new IllegalArgumentException();
-+ }
-+
-+ // https://lemire.me/blog/2016/06/27/a-fast-alternative-to-the-modulo-reduction/
-+ final long value = this.advanceSeed() >>> (BITS - Integer.SIZE);
-+ return (int)((value * (long)bound) >>> Integer.SIZE);
-+ }
-+}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/TickThread.java b/src/main/java/ca/spottedleaf/moonrise/common/util/TickThread.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/util/TickThread.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/util/TickThread.java
-@@ -0,0 +0,0 @@ public class TickThread extends Thread {
- }
-
- public TickThread(final Runnable run, final String name) {
-- this(run, name, ID_GENERATOR.incrementAndGet());
-+ this(null, run, name);
- }
-
-- private TickThread(final Runnable run, final String name, final int id) {
-- super(run, name);
-+ public TickThread(final ThreadGroup group, final Runnable run, final String name) {
-+ this(group, run, name, ID_GENERATOR.incrementAndGet());
-+ }
-+
-+ private TickThread(final ThreadGroup group, final Runnable run, final String name, final int id) {
-+ super(group, run, name);
- this.id = id;
- }
-
-diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/WorldUtil.java b/src/main/java/ca/spottedleaf/moonrise/common/util/WorldUtil.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/util/WorldUtil.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/common/util/WorldUtil.java
-@@ -0,0 +0,0 @@ public final class WorldUtil {
- // min, max are inclusive
-
- public static int getMaxSection(final LevelHeightAccessor world) {
-- return world.getMaxSection() - 1; // getMaxSection() is exclusive
-+ return world.getMaxSectionY();
-+ }
-+
-+ public static int getMaxSection(final Level world) {
-+ return world.getMaxSectionY();
- }
-
- public static int getMinSection(final LevelHeightAccessor world) {
-- return world.getMinSection();
-+ return world.getMinSectionY();
-+ }
-+
-+ public static int getMinSection(final Level world) {
-+ return world.getMinSectionY();
- }
-
- public static int getMaxLightSection(final LevelHeightAccessor world) {
-diff --git a/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java b/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java
-@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.paper;
-+
-+import ca.spottedleaf.moonrise.common.PlatformHooks;
-+import com.mojang.datafixers.DataFixer;
-+import net.minecraft.core.BlockPos;
-+import net.minecraft.nbt.CompoundTag;
-+import net.minecraft.server.level.ChunkHolder;
-+import net.minecraft.server.level.GenerationChunkHolder;
-+import net.minecraft.server.level.ServerLevel;
-+import net.minecraft.server.level.ServerPlayer;
-+import net.minecraft.util.datafix.DataFixTypes;
-+import net.minecraft.world.entity.Entity;
-+import net.minecraft.world.level.BlockGetter;
-+import net.minecraft.world.level.ChunkPos;
-+import net.minecraft.world.level.Level;
-+import net.minecraft.world.level.block.state.BlockState;
-+import net.minecraft.world.level.chunk.ChunkAccess;
-+import net.minecraft.world.level.chunk.LevelChunk;
-+import net.minecraft.world.level.chunk.ProtoChunk;
-+import net.minecraft.world.level.chunk.storage.SerializableChunkData;
-+import net.minecraft.world.level.entity.EntityTypeTest;
-+import net.minecraft.world.phys.AABB;
-+import java.util.List;
-+import java.util.function.Predicate;
-+
-+public final class PaperHooks implements PlatformHooks {
-+
-+ @Override
-+ public String getBrand() {
-+ return "Paper";
-+ }
-+
-+ @Override
-+ public int getLightEmission(final BlockState blockState, final BlockGetter world, final BlockPos pos) {
-+ return blockState.getLightEmission();
-+ }
-+
-+ @Override
-+ public Predicate maybeHasLightEmission() {
-+ return (final BlockState state) -> {
-+ return state.getLightEmission() != 0;
-+ };
-+ }
-+
-+ @Override
-+ public boolean hasCurrentlyLoadingChunk() {
-+ return false;
-+ }
-+
-+ @Override
-+ public LevelChunk getCurrentlyLoadingChunk(final GenerationChunkHolder holder) {
-+ return null;
-+ }
-+
-+ @Override
-+ public void setCurrentlyLoading(final GenerationChunkHolder holder, final LevelChunk levelChunk) {
-+
-+ }
-+
-+ @Override
-+ public void chunkFullStatusComplete(final LevelChunk newChunk, final ProtoChunk original) {
-+
-+ }
-+
-+ @Override
-+ public boolean allowAsyncTicketUpdates() {
-+ return true;
-+ }
-+
-+ @Override
-+ public void onChunkHolderTicketChange(final ServerLevel world, final ChunkHolder holder, final int oldLevel, final int newLevel) {
-+
-+ }
-+
-+ @Override
-+ public void chunkUnloadFromWorld(final LevelChunk chunk) {
-+
-+ }
-+
-+ @Override
-+ public void chunkSyncSave(final ServerLevel world, final ChunkAccess chunk, final SerializableChunkData data) {
-+
-+ }
-+
-+ @Override
-+ public void onChunkWatch(final ServerLevel world, final LevelChunk chunk, final ServerPlayer player) {
-+
-+ }
-+
-+ @Override
-+ public void onChunkUnWatch(final ServerLevel world, final ChunkPos chunk, final ServerPlayer player) {
-+
-+ }
-+
-+ @Override
-+ public void addToGetEntities(final Level world, final Entity entity, final AABB boundingBox, final Predicate super Entity> predicate, final List into) {
-+
-+ }
-+
-+ @Override
-+ public void addToGetEntities(final Level world, final EntityTypeTest entityTypeTest, final AABB boundingBox, final Predicate super T> predicate, final List super T> into, final int maxCount) {
-+
-+ }
-+
-+ @Override
-+ public void entityMove(final Entity entity, final long oldSection, final long newSection) {
-+
-+ }
-+
-+ @Override
-+ public boolean screenEntity(final ServerLevel world, final Entity entity, final boolean fromDisk, final boolean event) {
-+ return true;
-+ }
-+
-+ @Override
-+ public boolean configFixMC224294() {
-+ return true;
-+ }
-+
-+ @Override
-+ public boolean configAutoConfigSendDistance() {
-+
-+ }
-+
-+ @Override
-+ public double configPlayerMaxLoadRate() {
-+
-+ }
-+
-+ @Override
-+ public double configPlayerMaxGenRate() {
-+
-+ }
-+
-+ @Override
-+ public double configPlayerMaxSendRate() {
-+
-+ }
-+
-+ @Override
-+ public int configPlayerMaxConcurrentLoads() {
-+
-+ }
-+
-+ @Override
-+ public int configPlayerMaxConcurrentGens() {
-+
-+ }
-+
-+ @Override
-+ public long configAutoSaveInterval() {
-+
-+ }
-+
-+ @Override
-+ public int configMaxAutoSavePerTick() {
-+
-+ }
-+
-+ @Override
-+ public boolean configFixMC159283() {
-+ return true;
-+ }
-+
-+ @Override
-+ public boolean forceNoSave(final ChunkAccess chunk) {
-+ return chunk instanceof LevelChunk levelChunk && levelChunk.mustNotSave;
-+ }
-+
-+ @Override
-+ public CompoundTag convertNBT(final DataFixTypes type, final DataFixer dataFixer, final CompoundTag nbt, final int fromVersion, final int toVersion) {
-+ return type.update(dataFixer, nbt, fromVersion, toVersion);
-+ }
-+
-+ @Override
-+ public boolean hasMainChunkLoadHook() {
-+ return false;
-+ }
-+
-+ @Override
-+ public void mainChunkLoad(final ChunkAccess chunk, final SerializableChunkData chunkData) {
-+
-+ }
-+
-+ @Override
-+ public List modifySavedEntities(final ServerLevel world, final int chunkX, final int chunkZ, final List entities) {
-+ return entities;
-+ }
-+
-+ @Override
-+ public void unloadEntity(final Entity entity) {
-+ entity.setRemoved(Entity.RemovalReason.UNLOADED_TO_CHUNK, org.bukkit.event.entity.EntityRemoveEvent.Cause.UNLOAD);
-+ }
-+
-+ @Override
-+ public int modifyEntityTrackingRange(final Entity entity, final int currentRange) {
-+ return org.spigotmc.TrackingRange.getEntityTrackingRange(entity, currentRange);
-+ }
-+}
-diff --git a/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java b/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java
-+++ b/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java
-@@ -0,0 +0,0 @@ public class PersistentEntitySectionManager implements A
- private boolean addEntity(T entity, boolean existing) {
- org.spigotmc.AsyncCatcher.catchOp("Entity add"); // Paper
- // Paper start - chunk system hooks
-- if (existing) {
-- // I don't want to know why this is a generic type.
-- Entity entityCasted = (Entity)entity;
-- boolean wasRemoved = entityCasted.isRemoved();
-- boolean screened = ca.spottedleaf.moonrise.common.util.ChunkSystem.screenEntity((net.minecraft.server.level.ServerLevel)entityCasted.level(), entityCasted);
-- if ((!wasRemoved && entityCasted.isRemoved()) || !screened) {
-- // removed by callback
-- return false;
-- }
-+ // I don't want to know why this is a generic type.
-+ Entity entityCasted = (Entity)entity;
-+ boolean wasRemoved = entityCasted.isRemoved();
-+ boolean screened = ca.spottedleaf.moonrise.common.util.ChunkSystem.screenEntity((net.minecraft.server.level.ServerLevel)entityCasted.level(), entityCasted, existing, false);
-+ if ((!wasRemoved && entityCasted.isRemoved()) || !screened) {
-+ // removed by callback
-+ return false;
- }
- // Paper end - chunk system hooks
- if (!this.addEntityUuid(entity)) {
-diff --git a/src/main/resources/META-INF/services/ca.spottedleaf.moonrise.common.PlatformHooks b/src/main/resources/META-INF/services/ca.spottedleaf.moonrise.common.PlatformHooks
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/resources/META-INF/services/ca.spottedleaf.moonrise.common.PlatformHooks
-@@ -0,0 +1 @@
-+ca.spottedleaf.moonrise.paper.PaperHooks
diff --git a/patches/server/0823-fixup-MC-Utils.patch b/patches/server/0823-fixup-MC-Utils.patch
index 931b8cc0cd..fffa760d9f 100644
--- a/patches/server/0823-fixup-MC-Utils.patch
+++ b/patches/server/0823-fixup-MC-Utils.patch
@@ -1,94 +1,1257 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf
-Date: Wed, 23 Oct 2024 22:13:41 -0700
+Date: Mon, 21 Oct 2024 12:21:54 -0700
Subject: [PATCH] fixup! MC Utils
diff --git a/src/main/java/ca/spottedleaf/moonrise/common/PlatformHooks.java b/src/main/java/ca/spottedleaf/moonrise/common/PlatformHooks.java
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/common/PlatformHooks.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
+++ b/src/main/java/ca/spottedleaf/moonrise/common/PlatformHooks.java
@@ -0,0 +0,0 @@
- package ca.spottedleaf.moonrise.common;
-
++package ca.spottedleaf.moonrise.common;
++
+import com.mojang.datafixers.DSL;
- import com.mojang.datafixers.DataFixer;
- import net.minecraft.core.BlockPos;
- import net.minecraft.nbt.CompoundTag;
-@@ -0,0 +0,0 @@ import net.minecraft.server.level.ChunkHolder;
- import net.minecraft.server.level.GenerationChunkHolder;
- import net.minecraft.server.level.ServerLevel;
- import net.minecraft.server.level.ServerPlayer;
--import net.minecraft.util.datafix.DataFixTypes;
- import net.minecraft.world.entity.Entity;
- import net.minecraft.world.level.BlockGetter;
- import net.minecraft.world.level.ChunkPos;
-@@ -0,0 +0,0 @@ public interface PlatformHooks {
- // support for CB chunk mustNotSave
- public boolean forceNoSave(final ChunkAccess chunk);
-
-- public CompoundTag convertNBT(final DataFixTypes type, final DataFixer dataFixer, final CompoundTag nbt,
++import com.mojang.datafixers.DataFixer;
++import net.minecraft.core.BlockPos;
++import net.minecraft.nbt.CompoundTag;
++import net.minecraft.server.level.ChunkHolder;
++import net.minecraft.server.level.GenerationChunkHolder;
++import net.minecraft.server.level.ServerLevel;
++import net.minecraft.server.level.ServerPlayer;
++import net.minecraft.world.entity.Entity;
++import net.minecraft.world.level.BlockGetter;
++import net.minecraft.world.level.ChunkPos;
++import net.minecraft.world.level.Level;
++import net.minecraft.world.level.block.state.BlockState;
++import net.minecraft.world.level.chunk.ChunkAccess;
++import net.minecraft.world.level.chunk.LevelChunk;
++import net.minecraft.world.level.chunk.ProtoChunk;
++import net.minecraft.world.level.chunk.storage.SerializableChunkData;
++import net.minecraft.world.level.entity.EntityTypeTest;
++import net.minecraft.world.phys.AABB;
++import java.util.List;
++import java.util.ServiceLoader;
++import java.util.function.Predicate;
++
++public interface PlatformHooks {
++ public static PlatformHooks get() {
++ return Holder.INSTANCE;
++ }
++
++ public String getBrand();
++
++ public int getLightEmission(final BlockState blockState, final BlockGetter world, final BlockPos pos);
++
++ public Predicate maybeHasLightEmission();
++
++ public boolean hasCurrentlyLoadingChunk();
++
++ public LevelChunk getCurrentlyLoadingChunk(final GenerationChunkHolder holder);
++
++ public void setCurrentlyLoading(final GenerationChunkHolder holder, final LevelChunk levelChunk);
++
++ public void chunkFullStatusComplete(final LevelChunk newChunk, final ProtoChunk original);
++
++ public boolean allowAsyncTicketUpdates();
++
++ public void onChunkHolderTicketChange(final ServerLevel world, final ChunkHolder holder, final int oldLevel, final int newLevel);
++
++ public void chunkUnloadFromWorld(final LevelChunk chunk);
++
++ public void chunkSyncSave(final ServerLevel world, final ChunkAccess chunk, final SerializableChunkData data);
++
++ public void onChunkWatch(final ServerLevel world, final LevelChunk chunk, final ServerPlayer player);
++
++ public void onChunkUnWatch(final ServerLevel world, final ChunkPos chunk, final ServerPlayer player);
++
++ public void addToGetEntities(final Level world, final Entity entity, final AABB boundingBox, final Predicate super Entity> predicate,
++ final List into);
++
++ public void addToGetEntities(final Level world, final EntityTypeTest entityTypeTest,
++ final AABB boundingBox, final Predicate super T> predicate,
++ final List super T> into, final int maxCount);
++
++ public void entityMove(final Entity entity, final long oldSection, final long newSection);
++
++ public boolean screenEntity(final ServerLevel world, final Entity entity, final boolean fromDisk, final boolean event);
++
++ public boolean configFixMC224294();
++
++ public boolean configAutoConfigSendDistance();
++
++ public double configPlayerMaxLoadRate();
++
++ public double configPlayerMaxGenRate();
++
++ public double configPlayerMaxSendRate();
++
++ public int configPlayerMaxConcurrentLoads();
++
++ public int configPlayerMaxConcurrentGens();
++
++ public long configAutoSaveInterval();
++
++ public int configMaxAutoSavePerTick();
++
++ public boolean configFixMC159283();
++
++ // support for CB chunk mustNotSave
++ public boolean forceNoSave(final ChunkAccess chunk);
++
+ public CompoundTag convertNBT(final DSL.TypeReference type, final DataFixer dataFixer, final CompoundTag nbt,
- final int fromVersion, final int toVersion);
-
- public boolean hasMainChunkLoadHook();
-@@ -0,0 +0,0 @@ public interface PlatformHooks {
-
- public void unloadEntity(final Entity entity);
-
++ final int fromVersion, final int toVersion);
++
++ public boolean hasMainChunkLoadHook();
++
++ public void mainChunkLoad(final ChunkAccess chunk, final SerializableChunkData chunkData);
++
++ public List modifySavedEntities(final ServerLevel world, final int chunkX, final int chunkZ, final List entities);
++
++ public void unloadEntity(final Entity entity);
++
+ public void postLoadProtoChunk(final ServerLevel world, final ProtoChunk chunk);
+
- public int modifyEntityTrackingRange(final Entity entity, final int currentRange);
-
- public static final class Holder {
-diff --git a/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java b/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java
++ public int modifyEntityTrackingRange(final Entity entity, final int currentRange);
++
++ public static final class Holder {
++ private Holder() {
++ }
++
++ private static final PlatformHooks INSTANCE;
++
++ static {
++ INSTANCE = ServiceLoader.load(PlatformHooks.class, PlatformHooks.class.getClassLoader()).findFirst()
++ .orElseThrow(() -> new RuntimeException("Failed to locate PlatformHooks"));
++ }
++ }
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/list/EntityList.java b/src/main/java/ca/spottedleaf/moonrise/common/list/EntityList.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
---- a/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java
-+++ b/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java
-@@ -0,0 +0,0 @@
- package ca.spottedleaf.moonrise.paper;
+--- a/src/main/java/ca/spottedleaf/moonrise/common/list/EntityList.java
++++ b/src/main/java/ca/spottedleaf/moonrise/common/list/EntityList.java
+@@ -0,0 +0,0 @@ import java.util.NoSuchElementException;
+ */
+ public final class EntityList implements Iterable {
- import ca.spottedleaf.moonrise.common.PlatformHooks;
-+import com.mojang.datafixers.DSL;
- import com.mojang.datafixers.DataFixer;
-+import com.mojang.serialization.Dynamic;
- import net.minecraft.core.BlockPos;
- import net.minecraft.nbt.CompoundTag;
-+import net.minecraft.nbt.NbtOps;
- import net.minecraft.server.level.ChunkHolder;
- import net.minecraft.server.level.GenerationChunkHolder;
- import net.minecraft.server.level.ServerLevel;
- import net.minecraft.server.level.ServerPlayer;
--import net.minecraft.util.datafix.DataFixTypes;
- import net.minecraft.world.entity.Entity;
- import net.minecraft.world.level.BlockGetter;
- import net.minecraft.world.level.ChunkPos;
-@@ -0,0 +0,0 @@ public final class PaperHooks implements PlatformHooks {
+- protected final Int2IntOpenHashMap entityToIndex = new Int2IntOpenHashMap(2, 0.8f);
++ private final Int2IntOpenHashMap entityToIndex = new Int2IntOpenHashMap(2, 0.8f);
+ {
+ this.entityToIndex.defaultReturnValue(Integer.MIN_VALUE);
}
+- protected static final Entity[] EMPTY_LIST = new Entity[0];
++ private static final Entity[] EMPTY_LIST = new Entity[0];
+
+- protected Entity[] entities = EMPTY_LIST;
+- protected int count;
++ private Entity[] entities = EMPTY_LIST;
++ private int count;
+
+ public int size() {
+ return this.count;
+@@ -0,0 +0,0 @@ public final class EntityList implements Iterable {
+
@Override
-- public CompoundTag convertNBT(final DataFixTypes type, final DataFixer dataFixer, final CompoundTag nbt, final int fromVersion, final int toVersion) {
-- return type.update(dataFixer, nbt, fromVersion, toVersion);
+ public Iterator iterator() {
+- return new Iterator() {
+-
+- Entity lastRet;
+- int current;
++ return new Iterator<>() {
++ private Entity lastRet;
++ private int current;
+
+ @Override
+ public boolean hasNext() {
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/list/IBlockDataList.java b/src/main/java/ca/spottedleaf/moonrise/common/list/IBlockDataList.java
+deleted file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- a/src/main/java/ca/spottedleaf/moonrise/common/list/IBlockDataList.java
++++ /dev/null
+@@ -0,0 +0,0 @@
+-package ca.spottedleaf.moonrise.common.list;
+-
+-import it.unimi.dsi.fastutil.longs.LongIterator;
+-import it.unimi.dsi.fastutil.shorts.Short2LongOpenHashMap;
+-import java.util.Arrays;
+-import net.minecraft.world.level.block.Block;
+-import net.minecraft.world.level.block.state.BlockState;
+-import net.minecraft.world.level.chunk.GlobalPalette;
+-
+-public final class IBlockDataList {
+-
+- private static final GlobalPalette GLOBAL_PALETTE = new GlobalPalette<>(Block.BLOCK_STATE_REGISTRY);
+-
+- // map of location -> (index | (location << 16) | (palette id << 32))
+- private final Short2LongOpenHashMap map = new Short2LongOpenHashMap(2, 0.8f);
+- {
+- this.map.defaultReturnValue(Long.MAX_VALUE);
+- }
+-
+- private static final long[] EMPTY_LIST = new long[0];
+-
+- private long[] byIndex = EMPTY_LIST;
+- private int size;
+-
+- public static int getLocationKey(final int x, final int y, final int z) {
+- return (x & 15) | (((z & 15) << 4)) | ((y & 255) << (4 + 4));
+- }
+-
+- public static BlockState getBlockDataFromRaw(final long raw) {
+- return GLOBAL_PALETTE.valueFor((int)(raw >>> 32));
+- }
+-
+- public static int getIndexFromRaw(final long raw) {
+- return (int)(raw & 0xFFFF);
+- }
+-
+- public static int getLocationFromRaw(final long raw) {
+- return (int)((raw >>> 16) & 0xFFFF);
+- }
+-
+- public static long getRawFromValues(final int index, final int location, final BlockState data) {
+- return (long)index | ((long)location << 16) | (((long)GLOBAL_PALETTE.idFor(data)) << 32);
+- }
+-
+- public static long setIndexRawValues(final long value, final int index) {
+- return value & ~(0xFFFF) | (index);
+- }
+-
+- public long add(final int x, final int y, final int z, final BlockState data) {
+- return this.add(getLocationKey(x, y, z), data);
+- }
+-
+- public long add(final int location, final BlockState data) {
+- final long curr = this.map.get((short)location);
+-
+- if (curr == Long.MAX_VALUE) {
+- final int index = this.size++;
+- final long raw = getRawFromValues(index, location, data);
+- this.map.put((short)location, raw);
+-
+- if (index >= this.byIndex.length) {
+- this.byIndex = Arrays.copyOf(this.byIndex, (int)Math.max(4L, this.byIndex.length * 2L));
+- }
+-
+- this.byIndex[index] = raw;
+- return raw;
+- } else {
+- final int index = getIndexFromRaw(curr);
+- final long raw = this.byIndex[index] = getRawFromValues(index, location, data);
+-
+- this.map.put((short)location, raw);
+-
+- return raw;
+- }
+- }
+-
+- public long remove(final int x, final int y, final int z) {
+- return this.remove(getLocationKey(x, y, z));
+- }
+-
+- public long remove(final int location) {
+- final long ret = this.map.remove((short)location);
+- final int index = getIndexFromRaw(ret);
+- if (ret == Long.MAX_VALUE) {
+- return ret;
+- }
+-
+- // move the entry at the end to this index
+- final int endIndex = --this.size;
+- final long end = this.byIndex[endIndex];
+- if (index != endIndex) {
+- // not empty after this call
+- this.map.put((short)getLocationFromRaw(end), setIndexRawValues(end, index));
+- }
+- this.byIndex[index] = end;
+- this.byIndex[endIndex] = 0L;
+-
+- return ret;
+- }
+-
+- public int size() {
+- return this.size;
+- }
+-
+- public long getRaw(final int index) {
+- return this.byIndex[index];
+- }
+-
+- public int getLocation(final int index) {
+- return getLocationFromRaw(this.getRaw(index));
+- }
+-
+- public BlockState getData(final int index) {
+- return getBlockDataFromRaw(this.getRaw(index));
+- }
+-
+- public void clear() {
+- this.size = 0;
+- this.map.clear();
+- }
+-
+- public LongIterator getRawIterator() {
+- return this.map.values().iterator();
+- }
+-}
+\ No newline at end of file
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/list/IntList.java b/src/main/java/ca/spottedleaf/moonrise/common/list/IntList.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/common/list/IntList.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.common.list;
++
++import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
++import java.util.Arrays;
++
++public final class IntList {
++
++ private final Int2IntOpenHashMap map = new Int2IntOpenHashMap();
++ {
++ this.map.defaultReturnValue(Integer.MIN_VALUE);
++ }
++
++ private static final int[] EMPTY_LIST = new int[0];
++
++ private int[] byIndex = EMPTY_LIST;
++ private int count;
++
++ public int size() {
++ return this.count;
++ }
++
++ public void setMinCapacity(final int len) {
++ final int[] byIndex = this.byIndex;
++ if (byIndex.length < len) {
++ this.byIndex = Arrays.copyOf(byIndex, len);
++ }
++ }
++
++ public int getRaw(final int index) {
++ return this.byIndex[index];
++ }
++
++ public boolean add(final int value) {
++ final int count = this.count;
++ final int currIndex = this.map.putIfAbsent(value, count);
++
++ if (currIndex != Integer.MIN_VALUE) {
++ return false; // already in this list
++ }
++
++ int[] list = this.byIndex;
++
++ if (list.length == count) {
++ // resize required
++ list = this.byIndex = Arrays.copyOf(list, (int)Math.max(4L, count * 2L)); // overflow results in negative
++ }
++
++ list[count] = value;
++ this.count = count + 1;
++
++ return true;
++ }
++
++ public boolean remove(final int value) {
++ final int index = this.map.remove(value);
++ if (index == Integer.MIN_VALUE) {
++ return false;
++ }
++
++ // move the entry at the end to this index
++ final int endIndex = --this.count;
++ final int end = this.byIndex[endIndex];
++ if (index != endIndex) {
++ // not empty after this call
++ this.map.put(end, index);
++ }
++ this.byIndex[index] = end;
++ this.byIndex[endIndex] = 0;
++
++ return true;
++ }
++
++ public void clear() {
++ this.count = 0;
++ this.map.clear();
++ }
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/list/ShortList.java b/src/main/java/ca/spottedleaf/moonrise/common/list/ShortList.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/common/list/ShortList.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.common.list;
++
++import it.unimi.dsi.fastutil.shorts.Short2ShortOpenHashMap;
++import java.util.Arrays;
++
++public final class ShortList {
++
++ private final Short2ShortOpenHashMap map = new Short2ShortOpenHashMap();
++ {
++ this.map.defaultReturnValue(Short.MIN_VALUE);
++ }
++
++ private static final short[] EMPTY_LIST = new short[0];
++
++ private short[] byIndex = EMPTY_LIST;
++ private short count;
++
++ public int size() {
++ return (int)this.count;
++ }
++
++ public short getRaw(final int index) {
++ return this.byIndex[index];
++ }
++
++ public void setMinCapacity(final int len) {
++ final short[] byIndex = this.byIndex;
++ if (byIndex.length < len) {
++ this.byIndex = Arrays.copyOf(byIndex, len);
++ }
++ }
++
++ public boolean add(final short value) {
++ final int count = (int)this.count;
++ final short currIndex = this.map.putIfAbsent(value, (short)count);
++
++ if (currIndex != Short.MIN_VALUE) {
++ return false; // already in this list
++ }
++
++ short[] list = this.byIndex;
++
++ if (list.length == count) {
++ // resize required
++ list = this.byIndex = Arrays.copyOf(list, (int)Math.max(4L, count * 2L)); // overflow results in negative
++ }
++
++ list[count] = value;
++ this.count = (short)(count + 1);
++
++ return true;
++ }
++
++ public boolean remove(final short value) {
++ final short index = this.map.remove(value);
++ if (index == Short.MIN_VALUE) {
++ return false;
++ }
++
++ // move the entry at the end to this index
++ final short endIndex = --this.count;
++ final short end = this.byIndex[endIndex];
++ if (index != endIndex) {
++ // not empty after this call
++ this.map.put(end, index);
++ }
++ this.byIndex[(int)index] = end;
++ this.byIndex[(int)endIndex] = (short)0;
++
++ return true;
++ }
++
++ public void clear() {
++ this.count = (short)0;
++ this.map.clear();
++ }
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/misc/LazyRunnable.java b/src/main/java/ca/spottedleaf/moonrise/common/misc/LazyRunnable.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/common/misc/LazyRunnable.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.common.misc;
++
++import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import java.lang.invoke.VarHandle;
++
++public final class LazyRunnable implements Runnable {
++
++ private volatile Runnable toRun;
++ private static final VarHandle TO_RUN_HANDLE = ConcurrentUtil.getVarHandle(LazyRunnable.class, "toRun", Runnable.class);
++
++ public void setRunnable(final Runnable run) {
++ final Runnable prev = (Runnable)TO_RUN_HANDLE.compareAndExchange(this, (Runnable)null, run);
++ if (prev != null) {
++ throw new IllegalStateException("Runnable already set");
++ }
++ }
++
++ @Override
++ public void run() {
++ ((Runnable)TO_RUN_HANDLE.getVolatile(this)).run();
++ }
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/misc/NearbyPlayers.java b/src/main/java/ca/spottedleaf/moonrise/common/misc/NearbyPlayers.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/ca/spottedleaf/moonrise/common/misc/NearbyPlayers.java
++++ b/src/main/java/ca/spottedleaf/moonrise/common/misc/NearbyPlayers.java
+@@ -0,0 +0,0 @@ import ca.spottedleaf.moonrise.common.list.ReferenceList;
+ import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+ import ca.spottedleaf.moonrise.common.util.MoonriseConstants;
+ import ca.spottedleaf.moonrise.common.util.ChunkSystem;
++import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemLevel;
++import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkData;
+ import ca.spottedleaf.moonrise.patches.chunk_tick_iteration.ChunkTickConstants;
++import ca.spottedleaf.moonrise.patches.chunk_tick_iteration.ChunkTickServerLevel;
+ import it.unimi.dsi.fastutil.longs.Long2ReferenceOpenHashMap;
+ import it.unimi.dsi.fastutil.objects.Reference2ReferenceOpenHashMap;
+ import net.minecraft.core.BlockPos;
+ import net.minecraft.server.level.ServerLevel;
+ import net.minecraft.server.level.ServerPlayer;
+ import net.minecraft.world.level.ChunkPos;
++import java.util.ArrayList;
+
+ public final class NearbyPlayers {
+
+@@ -0,0 +0,0 @@ public final class NearbyPlayers {
+ GENERAL_REALLY_SMALL,
+ TICK_VIEW_DISTANCE,
+ VIEW_DISTANCE,
+- SPAWN_RANGE, // Moonrise - chunk tick iteration
++ // Moonrise start - chunk tick iteration
++ SPAWN_RANGE {
++ @Override
++ void addTo(final ServerPlayer player, final ServerLevel world, final int chunkX, final int chunkZ) {
++ ((ChunkTickServerLevel)world).moonrise$addPlayerTickingRequest(chunkX, chunkZ);
++ }
++
++ @Override
++ void removeFrom(final ServerPlayer player, final ServerLevel world, final int chunkX, final int chunkZ) {
++ ((ChunkTickServerLevel)world).moonrise$removePlayerTickingRequest(chunkX, chunkZ);
++ }
++ };
++ // Moonrise end - chunk tick iteration
++
++ void addTo(final ServerPlayer player, final ServerLevel world, final int chunkX, final int chunkZ) {
++
++ }
++
++ void removeFrom(final ServerPlayer player, final ServerLevel world, final int chunkX, final int chunkZ) {
++
++ }
+ }
+
+ private static final NearbyMapType[] MAP_TYPES = NearbyMapType.values();
+@@ -0,0 +0,0 @@ public final class NearbyPlayers {
+ private final ServerLevel world;
+ private final Reference2ReferenceOpenHashMap players = new Reference2ReferenceOpenHashMap<>();
+ private final Long2ReferenceOpenHashMap byChunk = new Long2ReferenceOpenHashMap<>();
++ private final Long2ReferenceOpenHashMap>[] directByChunk = new Long2ReferenceOpenHashMap[TOTAL_MAP_TYPES];
++ {
++ for (int i = 0; i < this.directByChunk.length; ++i) {
++ this.directByChunk[i] = new Long2ReferenceOpenHashMap<>();
++ }
++ }
+
+ public NearbyPlayers(final ServerLevel world) {
+ this.world = world;
+@@ -0,0 +0,0 @@ public final class NearbyPlayers {
+ }
+ }
+
++ public void clear() {
++ if (this.players.isEmpty()) {
++ return;
++ }
++
++ for (final ServerPlayer player : new ArrayList<>(this.players.keySet())) {
++ this.removePlayer(player);
++ }
++ }
++
+ public void tickPlayer(final ServerPlayer player) {
+ final TrackedPlayer[] players = this.players.get(player);
+ if (players == null) {
+@@ -0,0 +0,0 @@ public final class NearbyPlayers {
+ return this.byChunk.get(CoordinateUtils.getChunkKey(pos));
+ }
+
+- public ReferenceList getPlayers(final BlockPos pos, final NearbyMapType type) {
+- final TrackedChunk chunk = this.byChunk.get(CoordinateUtils.getChunkKey(pos));
++ public TrackedChunk getChunk(final int chunkX, final int chunkZ) {
++ return this.byChunk.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
++ }
+
+- return chunk == null ? null : chunk.players[type.ordinal()];
++ public ReferenceList getPlayers(final BlockPos pos, final NearbyMapType type) {
++ return this.directByChunk[type.ordinal()].get(CoordinateUtils.getChunkKey(pos));
+ }
+
+ public ReferenceList getPlayers(final ChunkPos pos, final NearbyMapType type) {
+- final TrackedChunk chunk = this.byChunk.get(CoordinateUtils.getChunkKey(pos));
+-
+- return chunk == null ? null : chunk.players[type.ordinal()];
++ return this.directByChunk[type.ordinal()].get(CoordinateUtils.getChunkKey(pos));
+ }
+
+ public ReferenceList getPlayersByChunk(final int chunkX, final int chunkZ, final NearbyMapType type) {
+- final TrackedChunk chunk = this.byChunk.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+-
+- return chunk == null ? null : chunk.players[type.ordinal()];
++ return this.directByChunk[type.ordinal()].get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+ }
+
+ public ReferenceList getPlayersByBlock(final int blockX, final int blockZ, final NearbyMapType type) {
+- final TrackedChunk chunk = this.byChunk.get(CoordinateUtils.getChunkKey(blockX >> 4, blockZ >> 4));
+-
+- return chunk == null ? null : chunk.players[type.ordinal()];
++ return this.directByChunk[type.ordinal()].get(CoordinateUtils.getChunkKey(blockX >> 4, blockZ >> 4));
+ }
+
+ public static final class TrackedChunk {
+
+ private static final ServerPlayer[] EMPTY_PLAYERS_ARRAY = new ServerPlayer[0];
+
++ private final long chunkKey;
++ private final NearbyPlayers nearbyPlayers;
+ private final ReferenceList[] players = new ReferenceList[TOTAL_MAP_TYPES];
+ private int nonEmptyLists;
+ private long updateCount;
+
++ public TrackedChunk(final long chunkKey, final NearbyPlayers nearbyPlayers) {
++ this.chunkKey = chunkKey;
++ this.nearbyPlayers = nearbyPlayers;
++ }
++
+ public boolean isEmpty() {
+ return this.nonEmptyLists == 0;
+ }
+@@ -0,0 +0,0 @@ public final class NearbyPlayers {
+ final ReferenceList list = this.players[idx];
+ if (list == null) {
+ ++this.nonEmptyLists;
+- (this.players[idx] = new ReferenceList<>(EMPTY_PLAYERS_ARRAY)).add(player);
++ final ReferenceList players = (this.players[idx] = new ReferenceList<>(EMPTY_PLAYERS_ARRAY));
++ this.nearbyPlayers.directByChunk[idx].put(this.chunkKey, players);
++ players.add(player);
+ return;
+ }
+
+@@ -0,0 +0,0 @@ public final class NearbyPlayers {
+
+ if (list.size() == 0) {
+ this.players[idx] = null;
++ this.nearbyPlayers.directByChunk[idx].remove(this.chunkKey);
+ --this.nonEmptyLists;
+ }
+ }
+@@ -0,0 +0,0 @@ public final class NearbyPlayers {
+ protected void addCallback(final ServerPlayer parameter, final int chunkX, final int chunkZ) {
+ final long chunkKey = CoordinateUtils.getChunkKey(chunkX, chunkZ);
+
+- NearbyPlayers.this.byChunk.computeIfAbsent(chunkKey, (final long keyInMap) -> {
+- return new TrackedChunk();
+- }).addPlayer(parameter, this.type);
++ final TrackedChunk chunk = NearbyPlayers.this.byChunk.get(chunkKey);
++ final NearbyMapType type = this.type;
++ if (chunk != null) {
++ chunk.addPlayer(parameter, type);
++ type.addTo(parameter, NearbyPlayers.this.world, chunkX, chunkZ);
++ } else {
++ final TrackedChunk created = new TrackedChunk(chunkKey, NearbyPlayers.this);
++ NearbyPlayers.this.byChunk.put(chunkKey, created);
++ created.addPlayer(parameter, type);
++ type.addTo(parameter, NearbyPlayers.this.world, chunkX, chunkZ);
++
++ ((ChunkSystemLevel)NearbyPlayers.this.world).moonrise$requestChunkData(chunkKey).nearbyPlayers = created;
++ }
+ }
+
+ @Override
+@@ -0,0 +0,0 @@ public final class NearbyPlayers {
+ throw new IllegalStateException("Chunk should exist at " + new ChunkPos(chunkKey));
+ }
+
+- chunk.removePlayer(parameter, this.type);
++ final NearbyMapType type = this.type;
++ chunk.removePlayer(parameter, type);
++ type.removeFrom(parameter, NearbyPlayers.this.world, chunkX, chunkZ);
+
+ if (chunk.isEmpty()) {
+ NearbyPlayers.this.byChunk.remove(chunkKey);
++ final ChunkData chunkData = ((ChunkSystemLevel)NearbyPlayers.this.world).moonrise$releaseChunkData(chunkKey);
++ if (chunkData != null) {
++ chunkData.nearbyPlayers = null;
++ }
+ }
+ }
+ }
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/ChunkSystem.java b/src/main/java/ca/spottedleaf/moonrise/common/util/ChunkSystem.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/ca/spottedleaf/moonrise/common/util/ChunkSystem.java
++++ b/src/main/java/ca/spottedleaf/moonrise/common/util/ChunkSystem.java
+@@ -0,0 +0,0 @@
+ package ca.spottedleaf.moonrise.common.util;
+
+-import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.util.Priority;
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+ import com.mojang.logging.LogUtils;
+ import net.minecraft.server.level.ChunkHolder;
+ import net.minecraft.server.level.FullChunkStatus;
+@@ -0,0 +0,0 @@ public final class ChunkSystem {
+ }
+
+ public static void scheduleChunkTask(final ServerLevel level, final int chunkX, final int chunkZ, final Runnable run) {
+- scheduleChunkTask(level, chunkX, chunkZ, run, PrioritisedExecutor.Priority.NORMAL);
++ scheduleChunkTask(level, chunkX, chunkZ, run, Priority.NORMAL);
+ }
+
+- public static void scheduleChunkTask(final ServerLevel level, final int chunkX, final int chunkZ, final Runnable run, final PrioritisedExecutor.Priority priority) {
++ public static void scheduleChunkTask(final ServerLevel level, final int chunkX, final int chunkZ, final Runnable run, final Priority priority) {
+ level.chunkSource.mainThreadProcessor.execute(run);
+ }
+
+ public static void scheduleChunkLoad(final ServerLevel level, final int chunkX, final int chunkZ, final boolean gen,
+- final ChunkStatus toStatus, final boolean addTicket, final PrioritisedExecutor.Priority priority,
++ final ChunkStatus toStatus, final boolean addTicket, final Priority priority,
+ final Consumer onComplete) {
+ if (gen) {
+ scheduleChunkLoad(level, chunkX, chunkZ, toStatus, addTicket, priority, onComplete);
+@@ -0,0 +0,0 @@ public final class ChunkSystem {
+
+ private static long chunkLoadCounter = 0L;
+ public static void scheduleChunkLoad(final ServerLevel level, final int chunkX, final int chunkZ, final ChunkStatus toStatus,
+- final boolean addTicket, final PrioritisedExecutor.Priority priority, final Consumer onComplete) {
++ final boolean addTicket, final Priority priority, final Consumer onComplete) {
+ if (!org.bukkit.Bukkit.isPrimaryThread()) {
+ scheduleChunkTask(level, chunkX, chunkZ, () -> {
+ scheduleChunkLoad(level, chunkX, chunkZ, toStatus, addTicket, priority, onComplete);
+@@ -0,0 +0,0 @@ public final class ChunkSystem {
+ }
+ loadCallback.accept(result.orElse(null));
+ }, (final Runnable r) -> {
+- scheduleChunkTask(level, chunkX, chunkZ, r, PrioritisedExecutor.Priority.HIGHEST);
++ scheduleChunkTask(level, chunkX, chunkZ, r, Priority.HIGHEST);
+ });
+ }
+
+ public static void scheduleTickingState(final ServerLevel level, final int chunkX, final int chunkZ,
+ final FullChunkStatus toStatus, final boolean addTicket,
+- final PrioritisedExecutor.Priority priority, final Consumer onComplete) {
++ final Priority priority, final Consumer onComplete) {
+ // This method goes unused until the chunk system rewrite
+ if (toStatus == FullChunkStatus.INACCESSIBLE) {
+ throw new IllegalArgumentException("Cannot wait for INACCESSIBLE status");
+@@ -0,0 +0,0 @@ public final class ChunkSystem {
+ }
+ loadCallback.accept(result.orElse(null));
+ }, (final Runnable r) -> {
+- scheduleChunkTask(level, chunkX, chunkZ, r, PrioritisedExecutor.Priority.HIGHEST);
++ scheduleChunkTask(level, chunkX, chunkZ, r, Priority.HIGHEST);
+ });
+ }
+
+@@ -0,0 +0,0 @@ public final class ChunkSystem {
+ return getUpdatingChunkHolderCount(level) != 0;
+ }
+
+- public static boolean screenEntity(final ServerLevel level, final Entity entity) {
++ public static boolean screenEntity(final ServerLevel level, final Entity entity, final boolean fromDisk, final boolean event) {
++ if (!PlatformHooks.get().screenEntity(level, entity, fromDisk, event)) {
++ return false;
++ }
+ return true;
+ }
+
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/MixinWorkarounds.java b/src/main/java/ca/spottedleaf/moonrise/common/util/MixinWorkarounds.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/ca/spottedleaf/moonrise/common/util/MixinWorkarounds.java
++++ b/src/main/java/ca/spottedleaf/moonrise/common/util/MixinWorkarounds.java
+@@ -0,0 +0,0 @@ package ca.spottedleaf.moonrise.common.util;
+ public final class MixinWorkarounds {
+
+ // mixins tries to find the owner of the clone() method, which doesn't exist and NPEs
++ // https://github.com/FabricMC/Mixin/pull/147
+ public static long[] clone(final long[] values) {
+ return values.clone();
+ }
+
++ public static byte[] clone(final byte[] values) {
++ return values.clone();
++ }
+ }
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseCommon.java b/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseCommon.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseCommon.java
++++ b/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseCommon.java
+@@ -0,0 +0,0 @@
+ package ca.spottedleaf.moonrise.common.util;
+
+-import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedThreadPool;
++import ca.spottedleaf.concurrentutil.executor.thread.PrioritisedThreadPool;
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+ import org.slf4j.Logger;
+ import org.slf4j.LoggerFactory;
+-import java.io.File;
++import java.util.concurrent.TimeUnit;
++import java.util.concurrent.atomic.AtomicInteger;
++import java.util.function.Consumer;
+
+ public final class MoonriseCommon {
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(MoonriseCommon.class);
+
+- // Paper start
+- public static PrioritisedThreadPool WORKER_POOL;
+- public static int WORKER_THREADS;
+- public static void init(io.papermc.paper.configuration.GlobalConfiguration.ChunkSystem chunkSystem) {
+- // Paper end
++ public static final PrioritisedThreadPool WORKER_POOL = new PrioritisedThreadPool(
++ new Consumer<>() {
++ private final AtomicInteger idGenerator = new AtomicInteger();
++
++ @Override
++ public void accept(Thread thread) {
++ thread.setDaemon(true);
++ thread.setName(PlatformHooks.get().getBrand() + " Common Worker #" + this.idGenerator.getAndIncrement());
++ thread.setUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
++ @Override
++ public void uncaughtException(final Thread thread, final Throwable throwable) {
++ LOGGER.error("Uncaught exception in thread " + thread.getName(), throwable);
++ }
++ });
++ }
++ }
++ );
++ public static final long WORKER_QUEUE_HOLD_TIME = (long)(20.0e6); // 20ms
++ public static final int CLIENT_DIVISION = 0;
++ public static final PrioritisedThreadPool.ExecutorGroup RENDER_EXECUTOR_GROUP = MoonriseCommon.WORKER_POOL.createExecutorGroup(CLIENT_DIVISION, 0);
++ public static final int SERVER_DIVISION = 1;
++ public static final PrioritisedThreadPool.ExecutorGroup PARALLEL_GEN_GROUP = MoonriseCommon.WORKER_POOL.createExecutorGroup(SERVER_DIVISION, 0);
++ public static final PrioritisedThreadPool.ExecutorGroup RADIUS_AWARE_GROUP = MoonriseCommon.WORKER_POOL.createExecutorGroup(SERVER_DIVISION, 0);
++ public static final PrioritisedThreadPool.ExecutorGroup LOAD_GROUP = MoonriseCommon.WORKER_POOL.createExecutorGroup(SERVER_DIVISION, 0);
++
++ public static void adjustWorkerThreads(final int configWorkerThreads, final int configIoThreads) {
+ int defaultWorkerThreads = Runtime.getRuntime().availableProcessors() / 2;
+ if (defaultWorkerThreads <= 4) {
+ defaultWorkerThreads = defaultWorkerThreads <= 3 ? 1 : 2;
+ } else {
+ defaultWorkerThreads = defaultWorkerThreads / 2;
+ }
+- defaultWorkerThreads = Integer.getInteger("Paper.WorkerThreadCount", Integer.valueOf(defaultWorkerThreads)); // Paper
++ defaultWorkerThreads = Integer.getInteger(PlatformHooks.get().getBrand() + ".WorkerThreadCount", Integer.valueOf(defaultWorkerThreads));
+
+- int workerThreads = chunkSystem.workerThreads; // Paper
++ int workerThreads = configWorkerThreads;
+
+ if (workerThreads <= 0) {
+ workerThreads = defaultWorkerThreads;
+ }
+
+- WORKER_POOL = new PrioritisedThreadPool(
+- "Paper Worker Pool", workerThreads, // Paper
+- (final Thread thread, final Integer id) -> {
+- thread.setName("Paper Common Worker #" + id.intValue()); // Paper
++ final int ioThreads = Math.max(1, configIoThreads);
++
++ WORKER_POOL.adjustThreadCount(workerThreads);
++ IO_POOL.adjustThreadCount(ioThreads);
++
++ LOGGER.info(PlatformHooks.get().getBrand() + " is using " + workerThreads + " worker threads, " + ioThreads + " I/O threads");
++ }
++
++ public static final PrioritisedThreadPool IO_POOL = new PrioritisedThreadPool(
++ new Consumer<>() {
++ private final AtomicInteger idGenerator = new AtomicInteger();
++
++ @Override
++ public void accept(final Thread thread) {
++ thread.setDaemon(true);
++ thread.setName(PlatformHooks.get().getBrand() + " I/O Worker #" + this.idGenerator.getAndIncrement());
+ thread.setUncaughtExceptionHandler(new Thread.UncaughtExceptionHandler() {
+ @Override
+ public void uncaughtException(final Thread thread, final Throwable throwable) {
+ LOGGER.error("Uncaught exception in thread " + thread.getName(), throwable);
+ }
+ });
+- }, (long)(20.0e6)); // 20ms
+- WORKER_THREADS = workerThreads;
++ }
++ }
++ );
++ public static final long IO_QUEUE_HOLD_TIME = (long)(100.0e6); // 100ms
++ public static final PrioritisedThreadPool.ExecutorGroup CLIENT_PROFILER_IO_GROUP = IO_POOL.createExecutorGroup(CLIENT_DIVISION, 0);
++ public static final PrioritisedThreadPool.ExecutorGroup SERVER_REGION_IO_GROUP = IO_POOL.createExecutorGroup(SERVER_DIVISION, 0);
++
++ public static void haltExecutors() {
++ MoonriseCommon.WORKER_POOL.shutdown(false);
++ LOGGER.info("Awaiting termination of worker pool for up to 60s...");
++ if (!MoonriseCommon.WORKER_POOL.join(TimeUnit.SECONDS.toMillis(60L))) {
++ LOGGER.error("Worker pool did not shut down in time!");
++ MoonriseCommon.WORKER_POOL.halt(false);
++ }
++
++ MoonriseCommon.IO_POOL.shutdown(false);
++ LOGGER.info("Awaiting termination of I/O pool for up to 60s...");
++ if (!MoonriseCommon.IO_POOL.join(TimeUnit.SECONDS.toMillis(60L))) {
++ LOGGER.error("I/O pool did not shut down in time!");
++ MoonriseCommon.IO_POOL.halt(false);
++ }
+ }
+
+ private MoonriseCommon() {}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseConstants.java b/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseConstants.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseConstants.java
++++ b/src/main/java/ca/spottedleaf/moonrise/common/util/MoonriseConstants.java
+@@ -0,0 +0,0 @@
+ package ca.spottedleaf.moonrise.common.util;
+
++import ca.spottedleaf.moonrise.common.PlatformHooks;
++
+ public final class MoonriseConstants {
+
+- public static final int MAX_VIEW_DISTANCE = 32;
++ public static final int MAX_VIEW_DISTANCE = Integer.getInteger(PlatformHooks.get().getBrand() + ".MaxViewDistance", 32);
+
+ private MoonriseConstants() {}
+
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/SimpleRandom.java b/src/main/java/ca/spottedleaf/moonrise/common/util/SimpleRandom.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/common/util/SimpleRandom.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.common.util;
++
++import net.minecraft.world.level.levelgen.LegacyRandomSource;
++
++/**
++ * Avoid costly CAS of superclass
++ */
++public final class SimpleRandom extends LegacyRandomSource {
++
++ private static final long MULTIPLIER = 25214903917L;
++ private static final long ADDEND = 11L;
++ private static final int BITS = 48;
++ private static final long MASK = (1L << BITS) - 1;
++
++ private long value;
++
++ public SimpleRandom(final long seed) {
++ super(0L);
++ this.value = seed;
++ }
++
++ @Override
++ public void setSeed(final long seed) {
++ this.value = (seed ^ MULTIPLIER) & MASK;
++ }
++
++ private long advanceSeed() {
++ return this.value = ((this.value * MULTIPLIER) + ADDEND) & MASK;
++ }
++
++ @Override
++ public int next(final int bits) {
++ return (int)(this.advanceSeed() >>> (BITS - bits));
++ }
++
++ @Override
++ public int nextInt() {
++ final long seed = this.advanceSeed();
++ return (int)(seed >>> (BITS - Integer.SIZE));
++ }
++
++ @Override
++ public int nextInt(final int bound) {
++ if (bound <= 0) {
++ throw new IllegalArgumentException();
++ }
++
++ // https://lemire.me/blog/2016/06/27/a-fast-alternative-to-the-modulo-reduction/
++ final long value = this.advanceSeed() >>> (BITS - Integer.SIZE);
++ return (int)((value * (long)bound) >>> Integer.SIZE);
++ }
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/TickThread.java b/src/main/java/ca/spottedleaf/moonrise/common/util/TickThread.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/ca/spottedleaf/moonrise/common/util/TickThread.java
++++ b/src/main/java/ca/spottedleaf/moonrise/common/util/TickThread.java
+@@ -0,0 +0,0 @@ public class TickThread extends Thread {
+ }
+
+ public TickThread(final Runnable run, final String name) {
+- this(run, name, ID_GENERATOR.incrementAndGet());
++ this(null, run, name);
+ }
+
+- private TickThread(final Runnable run, final String name, final int id) {
+- super(run, name);
++ public TickThread(final ThreadGroup group, final Runnable run, final String name) {
++ this(group, run, name, ID_GENERATOR.incrementAndGet());
++ }
++
++ private TickThread(final ThreadGroup group, final Runnable run, final String name, final int id) {
++ super(group, run, name);
+ this.id = id;
+ }
+
+diff --git a/src/main/java/ca/spottedleaf/moonrise/common/util/WorldUtil.java b/src/main/java/ca/spottedleaf/moonrise/common/util/WorldUtil.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/ca/spottedleaf/moonrise/common/util/WorldUtil.java
++++ b/src/main/java/ca/spottedleaf/moonrise/common/util/WorldUtil.java
+@@ -0,0 +0,0 @@ public final class WorldUtil {
+ // min, max are inclusive
+
+ public static int getMaxSection(final LevelHeightAccessor world) {
+- return world.getMaxSection() - 1; // getMaxSection() is exclusive
++ return world.getMaxSectionY();
++ }
++
++ public static int getMaxSection(final Level world) {
++ return world.getMaxSectionY();
+ }
+
+ public static int getMinSection(final LevelHeightAccessor world) {
+- return world.getMinSection();
++ return world.getMinSectionY();
++ }
++
++ public static int getMinSection(final Level world) {
++ return world.getMinSectionY();
+ }
+
+ public static int getMaxLightSection(final LevelHeightAccessor world) {
+diff --git a/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java b/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/paper/PaperHooks.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.paper;
++
++import ca.spottedleaf.moonrise.common.PlatformHooks;
++import com.mojang.datafixers.DSL;
++import com.mojang.datafixers.DataFixer;
++import com.mojang.serialization.Dynamic;
++import net.minecraft.core.BlockPos;
++import net.minecraft.nbt.CompoundTag;
++import net.minecraft.nbt.NbtOps;
++import net.minecraft.server.level.ChunkHolder;
++import net.minecraft.server.level.GenerationChunkHolder;
++import net.minecraft.server.level.ServerLevel;
++import net.minecraft.server.level.ServerPlayer;
++import net.minecraft.world.entity.Entity;
++import net.minecraft.world.level.BlockGetter;
++import net.minecraft.world.level.ChunkPos;
++import net.minecraft.world.level.Level;
++import net.minecraft.world.level.block.state.BlockState;
++import net.minecraft.world.level.chunk.ChunkAccess;
++import net.minecraft.world.level.chunk.LevelChunk;
++import net.minecraft.world.level.chunk.ProtoChunk;
++import net.minecraft.world.level.chunk.storage.SerializableChunkData;
++import net.minecraft.world.level.entity.EntityTypeTest;
++import net.minecraft.world.phys.AABB;
++import java.util.List;
++import java.util.function.Predicate;
++
++public final class PaperHooks implements PlatformHooks {
++
++ @Override
++ public String getBrand() {
++ return "Paper";
++ }
++
++ @Override
++ public int getLightEmission(final BlockState blockState, final BlockGetter world, final BlockPos pos) {
++ return blockState.getLightEmission();
++ }
++
++ @Override
++ public Predicate maybeHasLightEmission() {
++ return (final BlockState state) -> {
++ return state.getLightEmission() != 0;
++ };
++ }
++
++ @Override
++ public boolean hasCurrentlyLoadingChunk() {
++ return false;
++ }
++
++ @Override
++ public LevelChunk getCurrentlyLoadingChunk(final GenerationChunkHolder holder) {
++ return null;
++ }
++
++ @Override
++ public void setCurrentlyLoading(final GenerationChunkHolder holder, final LevelChunk levelChunk) {
++
++ }
++
++ @Override
++ public void chunkFullStatusComplete(final LevelChunk newChunk, final ProtoChunk original) {
++
++ }
++
++ @Override
++ public boolean allowAsyncTicketUpdates() {
++ return true;
++ }
++
++ @Override
++ public void onChunkHolderTicketChange(final ServerLevel world, final ChunkHolder holder, final int oldLevel, final int newLevel) {
++
++ }
++
++ @Override
++ public void chunkUnloadFromWorld(final LevelChunk chunk) {
++
++ }
++
++ @Override
++ public void chunkSyncSave(final ServerLevel world, final ChunkAccess chunk, final SerializableChunkData data) {
++
++ }
++
++ @Override
++ public void onChunkWatch(final ServerLevel world, final LevelChunk chunk, final ServerPlayer player) {
++
++ }
++
++ @Override
++ public void onChunkUnWatch(final ServerLevel world, final ChunkPos chunk, final ServerPlayer player) {
++
++ }
++
++ @Override
++ public void addToGetEntities(final Level world, final Entity entity, final AABB boundingBox, final Predicate super Entity> predicate, final List into) {
++
++ }
++
++ @Override
++ public void addToGetEntities(final Level world, final EntityTypeTest entityTypeTest, final AABB boundingBox, final Predicate super T> predicate, final List super T> into, final int maxCount) {
++
++ }
++
++ @Override
++ public void entityMove(final Entity entity, final long oldSection, final long newSection) {
++
++ }
++
++ @Override
++ public boolean screenEntity(final ServerLevel world, final Entity entity, final boolean fromDisk, final boolean event) {
++ return true;
++ }
++
++ @Override
++ public boolean configFixMC224294() {
++ return true;
++ }
++
++ @Override
++ public boolean configAutoConfigSendDistance() {
++
++ }
++
++ @Override
++ public double configPlayerMaxLoadRate() {
++
++ }
++
++ @Override
++ public double configPlayerMaxGenRate() {
++
++ }
++
++ @Override
++ public double configPlayerMaxSendRate() {
++
++ }
++
++ @Override
++ public int configPlayerMaxConcurrentLoads() {
++
++ }
++
++ @Override
++ public int configPlayerMaxConcurrentGens() {
++
++ }
++
++ @Override
++ public long configAutoSaveInterval() {
++
++ }
++
++ @Override
++ public int configMaxAutoSavePerTick() {
++
++ }
++
++ @Override
++ public boolean configFixMC159283() {
++ return true;
++ }
++
++ @Override
++ public boolean forceNoSave(final ChunkAccess chunk) {
++ return chunk instanceof LevelChunk levelChunk && levelChunk.mustNotSave;
++ }
++
++ @Override
+ public CompoundTag convertNBT(final DSL.TypeReference type, final DataFixer dataFixer, final CompoundTag nbt,
+ final int fromVersion, final int toVersion) {
+ return (CompoundTag)dataFixer.update(
+ type, new Dynamic<>(NbtOps.INSTANCE, nbt), fromVersion, toVersion
+ ).getValue();
- }
-
- @Override
-@@ -0,0 +0,0 @@ public final class PaperHooks implements PlatformHooks {
- entity.setRemoved(Entity.RemovalReason.UNLOADED_TO_CHUNK, org.bukkit.event.entity.EntityRemoveEvent.Cause.UNLOAD);
- }
-
++ }
++
++ @Override
++ public boolean hasMainChunkLoadHook() {
++ return false;
++ }
++
++ @Override
++ public void mainChunkLoad(final ChunkAccess chunk, final SerializableChunkData chunkData) {
++
++ }
++
++ @Override
++ public List modifySavedEntities(final ServerLevel world, final int chunkX, final int chunkZ, final List entities) {
++ return entities;
++ }
++
++ @Override
++ public void unloadEntity(final Entity entity) {
++ entity.setRemoved(Entity.RemovalReason.UNLOADED_TO_CHUNK, org.bukkit.event.entity.EntityRemoveEvent.Cause.UNLOAD);
++ }
++
+ @Override
+ public void postLoadProtoChunk(final ServerLevel world, final ProtoChunk chunk) {
+ net.minecraft.world.level.chunk.status.ChunkStatusTasks.postLoadProtoChunk(world, chunk.getEntities());
+ }
+
- @Override
- public int modifyEntityTrackingRange(final Entity entity, final int currentRange) {
- return org.spigotmc.TrackingRange.getEntityTrackingRange(entity, currentRange);
++ @Override
++ public int modifyEntityTrackingRange(final Entity entity, final int currentRange) {
++ return org.spigotmc.TrackingRange.getEntityTrackingRange(entity, currentRange);
++ }
++}
+diff --git a/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
++++ b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
+@@ -0,0 +0,0 @@ public class GlobalConfiguration extends ConfigurationPart {
+
+ @PostProcess
+ private void postProcess() {
+-
++ ca.spottedleaf.moonrise.common.util.MoonriseCommon.adjustWorkerThreads(this.workerThreads, this.ioThreads);
+ }
+ }
+
diff --git a/src/main/java/net/minecraft/world/level/chunk/status/ChunkStatusTasks.java b/src/main/java/net/minecraft/world/level/chunk/status/ChunkStatusTasks.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/world/level/chunk/status/ChunkStatusTasks.java
@@ -107,11 +1270,32 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
--- a/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java
+++ b/src/main/java/net/minecraft/world/level/entity/PersistentEntitySectionManager.java
@@ -0,0 +0,0 @@ public class PersistentEntitySectionManager implements A
- // I don't want to know why this is a generic type.
- Entity entityCasted = (Entity)entity;
- boolean wasRemoved = entityCasted.isRemoved();
-- boolean screened = ca.spottedleaf.moonrise.common.util.ChunkSystem.screenEntity((net.minecraft.server.level.ServerLevel)entityCasted.level(), entityCasted, existing, false);
+ private boolean addEntity(T entity, boolean existing) {
+ org.spigotmc.AsyncCatcher.catchOp("Entity add"); // Paper
+ // Paper start - chunk system hooks
+- if (existing) {
+- // I don't want to know why this is a generic type.
+- Entity entityCasted = (Entity)entity;
+- boolean wasRemoved = entityCasted.isRemoved();
+- boolean screened = ca.spottedleaf.moonrise.common.util.ChunkSystem.screenEntity((net.minecraft.server.level.ServerLevel)entityCasted.level(), entityCasted);
+- if ((!wasRemoved && entityCasted.isRemoved()) || !screened) {
+- // removed by callback
+- return false;
+- }
++ // I don't want to know why this is a generic type.
++ Entity entityCasted = (Entity)entity;
++ boolean wasRemoved = entityCasted.isRemoved();
+ boolean screened = ca.spottedleaf.moonrise.common.util.ChunkSystem.screenEntity((net.minecraft.server.level.ServerLevel)entityCasted.level(), entityCasted, existing, true);
- if ((!wasRemoved && entityCasted.isRemoved()) || !screened) {
- // removed by callback
- return false;
++ if ((!wasRemoved && entityCasted.isRemoved()) || !screened) {
++ // removed by callback
++ return false;
+ }
+ // Paper end - chunk system hooks
+ if (!this.addEntityUuid(entity)) {
+diff --git a/src/main/resources/META-INF/services/ca.spottedleaf.moonrise.common.PlatformHooks b/src/main/resources/META-INF/services/ca.spottedleaf.moonrise.common.PlatformHooks
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/resources/META-INF/services/ca.spottedleaf.moonrise.common.PlatformHooks
+@@ -0,0 +1 @@
++ca.spottedleaf.moonrise.paper.PaperHooks
diff --git a/patches/server/Moonrise-optimisation-patches.patch b/patches/server/Moonrise-optimisation-patches.patch
index 08336751c6..9fd36b7165 100644
--- a/patches/server/Moonrise-optimisation-patches.patch
+++ b/patches/server/Moonrise-optimisation-patches.patch
@@ -28,9 +28,16 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkSystemLevelChunk;
+import ca.spottedleaf.moonrise.patches.chunk_system.player.RegionizedPlayerChunkLoader;
+import ca.spottedleaf.moonrise.patches.chunk_system.world.ChunkSystemServerChunkCache;
++import ca.spottedleaf.moonrise.patches.chunk_tick_iteration.ChunkTickServerLevel;
import com.mojang.logging.LogUtils;
import net.minecraft.server.level.ChunkHolder;
import net.minecraft.server.level.FullChunkStatus;
+ import net.minecraft.server.level.ServerLevel;
+ import net.minecraft.server.level.ServerPlayer;
++import net.minecraft.server.level.progress.ChunkProgressListener;
+ import net.minecraft.world.entity.Entity;
+ import net.minecraft.world.level.chunk.ChunkAccess;
+ import net.minecraft.world.level.chunk.LevelChunk;
@@ -0,0 +0,0 @@ import java.util.function.Consumer;
public final class ChunkSystem {
@@ -244,16 +251,25 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
public static boolean hasAnyChunkHolders(final ServerLevel level) {
@@ -0,0 +0,0 @@ public final class ChunkSystem {
-
}
-- public static void onChunkBorder(final LevelChunk chunk, final ChunkHolder holder) {
+ public static void onChunkHolderDelete(final ServerLevel level, final ChunkHolder holder) {
++ // Update progress listener for LevelLoadingScreen
++ final ChunkProgressListener progressListener = level.getChunkSource().chunkMap.progressListener;
++ if (progressListener != null) {
++ ChunkSystem.scheduleChunkTask(level, holder.getPos().x, holder.getPos().z, () -> {
++ progressListener.onStatusChange(holder.getPos(), null);
++ });
++ }
++ }
+
+ public static void onChunkPreBorder(final LevelChunk chunk, final ChunkHolder holder) {
+ ((ChunkSystemServerChunkCache)((ServerLevel)chunk.getLevel()).getChunkSource())
+ .moonrise$setFullChunk(chunk.getPos().x, chunk.getPos().z, chunk);
-+ }
+ }
-+ public static void onChunkBorder(final LevelChunk chunk, final ChunkHolder holder) {
+ public static void onChunkBorder(final LevelChunk chunk, final ChunkHolder holder) {
+-
+ ((ChunkSystemServerLevel)((ServerLevel)chunk.getLevel())).moonrise$getLoadedChunks().add(
+ ((ChunkSystemLevelChunk)chunk).moonrise$getChunkAndHolder()
+ );
@@ -278,10 +294,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ ((ChunkSystemLevelChunk)chunk).moonrise$getChunkAndHolder()
+ );
+ if (!((ChunkSystemLevelChunk)chunk).moonrise$isPostProcessingDone()) {
-+ chunk.postProcessGeneration();
++ chunk.postProcessGeneration((ServerLevel)chunk.getLevel());
+ }
+ ((ServerLevel)chunk.getLevel()).startTickingChunk(chunk);
+ ((ServerLevel)chunk.getLevel()).getChunkSource().chunkMap.tickingGenerated.incrementAndGet();
++ ((ChunkTickServerLevel)(ServerLevel)chunk.getLevel()).moonrise$markChunkForPlayerTicking(chunk); // Moonrise - chunk tick iteration
}
public static void onChunkNotTicking(final LevelChunk chunk, final ChunkHolder holder) {
@@ -289,6 +306,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ ((ChunkSystemServerLevel)((ServerLevel)chunk.getLevel())).moonrise$getTickingChunks().remove(
+ ((ChunkSystemLevelChunk)chunk).moonrise$getChunkAndHolder()
+ );
++ ((ChunkTickServerLevel)(ServerLevel)chunk.getLevel()).moonrise$removeChunkForPlayerTicking(chunk); // Moonrise - chunk tick iteration
}
public static void onChunkEntityTicking(final LevelChunk chunk, final ChunkHolder holder) {
@@ -368,11 +386,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+package ca.spottedleaf.moonrise.patches.block_counting;
+
+import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
-+import it.unimi.dsi.fastutil.ints.IntArrayList;
++import it.unimi.dsi.fastutil.shorts.ShortArrayList;
+
+public interface BlockCountingBitStorage {
+
-+ public Int2ObjectOpenHashMap moonrise$countEntries();
++ public Int2ObjectOpenHashMap moonrise$countEntries();
+
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/block_counting/BlockCountingChunkSection.java b/src/main/java/ca/spottedleaf/moonrise/patches/block_counting/BlockCountingChunkSection.java
@@ -383,29 +401,281 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.block_counting;
+
-+import ca.spottedleaf.moonrise.common.list.IBlockDataList;
++import ca.spottedleaf.moonrise.common.list.ShortList;
+
+public interface BlockCountingChunkSection {
+
-+ public int moonrise$getSpecialCollidingBlocks();
++ public boolean moonrise$hasSpecialCollidingBlocks();
+
-+ public IBlockDataList moonrise$getTickingBlockList();
++ public ShortList moonrise$getTickingBlockList();
+
+}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_getblock/GetBlockChunk.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_getblock/GetBlockChunk.java
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/PropertyAccess.java b/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/PropertyAccess.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
--- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_getblock/GetBlockChunk.java
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/PropertyAccess.java
@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.patches.chunk_getblock;
++package ca.spottedleaf.moonrise.patches.blockstate_propertyaccess;
+
-+import net.minecraft.world.level.block.state.BlockState;
++public interface PropertyAccess {
+
-+public interface GetBlockChunk {
++ public int moonrise$getId();
+
-+ public BlockState moonrise$getBlock(final int x, final int y, final int z);
++ public int moonrise$getIdFor(final T value);
+
++ public T moonrise$getById(final int id);
++
++ public void moonrise$setById(final T[] values);
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/PropertyAccessStateHolder.java b/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/PropertyAccessStateHolder.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/PropertyAccessStateHolder.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.blockstate_propertyaccess;
++
++public interface PropertyAccessStateHolder {
++
++ public long moonrise$getTableIndex();
++
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/util/ZeroCollidingReferenceStateTable.java b/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/util/ZeroCollidingReferenceStateTable.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/blockstate_propertyaccess/util/ZeroCollidingReferenceStateTable.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.blockstate_propertyaccess.util;
++
++import ca.spottedleaf.concurrentutil.util.IntegerUtil;
++import ca.spottedleaf.moonrise.patches.blockstate_propertyaccess.PropertyAccess;
++import ca.spottedleaf.moonrise.patches.blockstate_propertyaccess.PropertyAccessStateHolder;
++import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
++import it.unimi.dsi.fastutil.objects.AbstractObjectSet;
++import it.unimi.dsi.fastutil.objects.AbstractReference2ObjectMap;
++import it.unimi.dsi.fastutil.objects.ObjectIterator;
++import it.unimi.dsi.fastutil.objects.ObjectSet;
++import it.unimi.dsi.fastutil.objects.Reference2ObjectMap;
++import it.unimi.dsi.fastutil.objects.ReferenceOpenHashSet;
++import java.util.ArrayList;
++import java.util.Collection;
++import java.util.Collections;
++import java.util.Iterator;
++import java.util.List;
++import java.util.Map;
++import net.minecraft.world.level.block.state.StateHolder;
++import net.minecraft.world.level.block.state.properties.Property;
++
++public final class ZeroCollidingReferenceStateTable {
++
++ private final Int2ObjectOpenHashMap propertyToIndexer;
++ private S[] lookup;
++ private final Collection> properties;
++
++ public ZeroCollidingReferenceStateTable(final Collection> properties) {
++ this.propertyToIndexer = new Int2ObjectOpenHashMap<>(properties.size());
++ this.properties = new ReferenceOpenHashSet<>(properties);
++
++ final List> sortedProperties = new ArrayList<>(properties);
++
++ // important that each table sees the same property order given the same _set_ of properties,
++ // as each table will calculate the index for the block state
++ sortedProperties.sort((final Property> p1, final Property> p2) -> {
++ return Integer.compare(
++ ((PropertyAccess>)p1).moonrise$getId(),
++ ((PropertyAccess>)p2).moonrise$getId()
++ );
++ });
++
++ int currentMultiple = 1;
++ for (final Property> property : sortedProperties) {
++ final int totalValues = property.getPossibleValues().size();
++
++ this.propertyToIndexer.put(
++ ((PropertyAccess>)property).moonrise$getId(),
++ new Indexer(
++ totalValues,
++ currentMultiple,
++ IntegerUtil.getUnsignedDivisorMagic((long)currentMultiple, 32),
++ IntegerUtil.getUnsignedDivisorMagic((long)totalValues, 32)
++ )
++ );
++
++ currentMultiple *= totalValues;
++ }
++ }
++
++ public > boolean hasProperty(final Property property) {
++ return this.propertyToIndexer.containsKey(((PropertyAccess)property).moonrise$getId());
++ }
++
++ public long getIndex(final StateHolder stateHolder) {
++ long ret = 0L;
++
++ for (final Map.Entry, Comparable>> entry : stateHolder.getValues().entrySet()) {
++ final Property> property = entry.getKey();
++ final Comparable> value = entry.getValue();
++
++ final Indexer indexer = this.propertyToIndexer.get(((PropertyAccess>)property).moonrise$getId());
++
++ ret += (((PropertyAccess)property).moonrise$getIdFor(value)) * indexer.multiple;
++ }
++
++ return ret;
++ }
++
++ public boolean isLoaded() {
++ return this.lookup != null;
++ }
++
++ public void loadInTable(final Map
-+ */
-+public final class RegionFileIOThread extends PrioritisedQueueExecutorThread {
++public final class MoonriseRegionFileIO {
+
-+ private static final Logger LOGGER = LoggerFactory.getLogger(RegionFileIOThread.class);
++ private static final int REGION_FILE_SHIFT = 5;
++ private static final Logger LOGGER = LoggerFactory.getLogger(MoonriseRegionFileIO.class);
+
+ /**
-+ * The kinds of region files controlled by the region file thread. Add more when needed, and ensure
-+ * getControllerFor is updated.
++ * The types of RegionFiles controlled by the I/O thread(s).
+ */
+ public static enum RegionFileType {
+ CHUNK_DATA,
@@ -638,9 +864,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ ENTITY_DATA;
+ }
+
-+ private static final RegionFileType[] CACHED_REGIONFILE_TYPES = RegionFileType.values();
-+
-+ public static ChunkDataController getControllerFor(final ServerLevel world, final RegionFileType type) {
++ public static RegionDataController getControllerFor(final ServerLevel world, final RegionFileType type) {
+ switch (type) {
+ case CHUNK_DATA:
+ return ((ChunkSystemServerLevel)world).moonrise$getChunkDataController();
@@ -653,8 +877,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
++ private static final RegionFileType[] CACHED_REGIONFILE_TYPES = RegionFileType.values();
++
+ /**
-+ * Collects regionfile data for a certain chunk.
++ * Collects RegionFile data for a certain chunk.
+ */
+ public static final class RegionFileData {
+
@@ -663,13 +889,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private final Throwable[] throwables = new Throwable[CACHED_REGIONFILE_TYPES.length];
+
+ /**
-+ * Sets the result associated with the specified regionfile type. Note that
-+ * results can only be set once per regionfile type.
++ * Sets the result associated with the specified RegionFile type. Note that
++ * results can only be set once per RegionFile type.
+ *
-+ * @param type The regionfile type.
++ * @param type The RegionFile type.
+ * @param data The result to set.
+ */
-+ public void setData(final RegionFileType type, final CompoundTag data) {
++ public void setData(final MoonriseRegionFileIO.RegionFileType type, final CompoundTag data) {
+ final int index = type.ordinal();
+
+ if (this.hasResult[index]) {
@@ -680,13 +906,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ /**
-+ * Sets the result associated with the specified regionfile type. Note that
-+ * results can only be set once per regionfile type.
++ * Sets the result associated with the specified RegionFile type. Note that
++ * results can only be set once per RegionFile type.
+ *
-+ * @param type The regionfile type.
++ * @param type The RegionFile type.
+ * @param throwable The result to set.
+ */
-+ public void setThrowable(final RegionFileType type, final Throwable throwable) {
++ public void setThrowable(final MoonriseRegionFileIO.RegionFileType type, final Throwable throwable) {
+ final int index = type.ordinal();
+
+ if (this.hasResult[index]) {
@@ -697,26 +923,26 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ /**
-+ * Returns whether there is a result for the specified regionfile type.
++ * Returns whether there is a result for the specified RegionFile type.
+ *
-+ * @param type Specified regionfile type.
++ * @param type Specified RegionFile type.
+ *
+ * @return Whether a result exists for {@code type}.
+ */
-+ public boolean hasResult(final RegionFileType type) {
++ public boolean hasResult(final MoonriseRegionFileIO.RegionFileType type) {
+ return this.hasResult[type.ordinal()];
+ }
+
+ /**
-+ * Returns the data result for the regionfile type.
++ * Returns the data result for the RegionFile type.
+ *
-+ * @param type Specified regionfile type.
++ * @param type Specified RegionFile type.
+ *
+ * @throws IllegalArgumentException If the result has not been set for {@code type}.
+ * @return The data result for the specified type. If the result is a {@code Throwable},
+ * then returns {@code null}.
+ */
-+ public CompoundTag getData(final RegionFileType type) {
++ public CompoundTag getData(final MoonriseRegionFileIO.RegionFileType type) {
+ final int index = type.ordinal();
+
+ if (!this.hasResult[index]) {
@@ -727,15 +953,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ /**
-+ * Returns the throwable result for the regionfile type.
++ * Returns the throwable result for the RegionFile type.
+ *
-+ * @param type Specified regionfile type.
++ * @param type Specified RegionFile type.
+ *
+ * @throws IllegalArgumentException If the result has not been set for {@code type}.
+ * @return The throwable result for the specified type. If the result is an {@code CompoundTag},
+ * then returns {@code null}.
+ */
-+ public Throwable getThrowable(final RegionFileType type) {
++ public Throwable getThrowable(final MoonriseRegionFileIO.RegionFileType type) {
+ final int index = type.ordinal();
+
+ if (!this.hasResult[index]) {
@@ -746,132 +972,53 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ private static final Object INIT_LOCK = new Object();
-+
-+ static RegionFileIOThread[] threads;
-+
-+ /* needs to be consistent given a set of parameters */
-+ static RegionFileIOThread selectThread(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type) {
-+ if (threads == null) {
-+ throw new IllegalStateException("Threads not initialised");
-+ }
-+
-+ final int regionX = chunkX >> 5;
-+ final int regionZ = chunkZ >> 5;
-+ final int typeOffset = type.ordinal();
-+
-+ return threads[(System.identityHashCode(world) + regionX + regionZ + typeOffset) % threads.length];
-+ }
-+
-+ /**
-+ * Shuts down the I/O executor(s). Watis for all tasks to complete if specified.
-+ * Tasks queued during this call might not be accepted, and tasks queued after will not be accepted.
-+ *
-+ * @param wait Whether to wait until all tasks have completed.
-+ */
-+ public static void close(final boolean wait) {
-+ for (int i = 0, len = threads.length; i < len; ++i) {
-+ threads[i].close(false, true);
-+ }
-+ if (wait) {
-+ RegionFileIOThread.flush();
-+ }
-+ }
-+
-+ public static long[] getExecutedTasks() {
-+ final long[] ret = new long[threads.length];
-+ for (int i = 0, len = threads.length; i < len; ++i) {
-+ ret[i] = threads[i].getTotalTasksExecuted();
-+ }
-+
-+ return ret;
-+ }
-+
-+ public static long[] getTasksScheduled() {
-+ final long[] ret = new long[threads.length];
-+ for (int i = 0, len = threads.length; i < len; ++i) {
-+ ret[i] = threads[i].getTotalTasksScheduled();
-+ }
-+ return ret;
-+ }
-+
-+ public static void flush() {
-+ for (int i = 0, len = threads.length; i < len; ++i) {
-+ threads[i].waitUntilAllExecuted();
-+ }
-+ }
-+
+ public static void flushRegionStorages(final ServerLevel world) throws IOException {
+ for (final RegionFileType type : CACHED_REGIONFILE_TYPES) {
-+ getControllerFor(world, type).getCache().flush();
++ flushRegionStorages(world, type);
+ }
+ }
+
-+ public static void partialFlush(final int totalTasksRemaining) {
-+ long failures = 1L; // start out at 0.25ms
++ public static void flushRegionStorages(final ServerLevel world, final RegionFileType type) throws IOException {
++ getControllerFor(world, type).getCache().flush();
++ }
+
-+ for (;;) {
-+ final long[] executed = getExecutedTasks();
-+ final long[] scheduled = getTasksScheduled();
-+
-+ long sum = 0;
-+ for (int i = 0; i < executed.length; ++i) {
-+ sum += scheduled[i] - executed[i];
-+ }
-+
-+ if (sum <= totalTasksRemaining) {
-+ break;
-+ }
-+
-+ failures = ConcurrentUtil.linearLongBackoff(failures, 250_000L, 5_000_000L); // 500us, 5ms
++ public static void flush(final MinecraftServer server) {
++ for (final ServerLevel world : server.getAllLevels()) {
++ flush(world);
+ }
+ }
+
-+ /**
-+ * Inits the executor with the specified number of threads.
-+ *
-+ * @param threads Specified number of threads.
-+ */
-+ public static void init(final int threads) {
-+ synchronized (INIT_LOCK) {
-+ if (RegionFileIOThread.threads != null) {
-+ throw new IllegalStateException("Already initialised threads");
-+ }
-+
-+ RegionFileIOThread.threads = new RegionFileIOThread[threads];
-+
-+ for (int i = 0; i < threads; ++i) {
-+ RegionFileIOThread.threads[i] = new RegionFileIOThread(i);
-+ RegionFileIOThread.threads[i].start();
-+ }
++ public static void flush(final ServerLevel world) {
++ for (final RegionFileType regionFileType : CACHED_REGIONFILE_TYPES) {
++ flush(world, regionFileType);
+ }
+ }
+
-+ public static void deinit() {
-+ if (true) { // Paper
-+ // TODO does this cause issues with mods? how to implement
-+ close(true);
-+ synchronized (INIT_LOCK) {
-+ RegionFileIOThread.threads = null;
++ public static void flush(final ServerLevel world, final RegionFileType type) {
++ final RegionDataController taskController = getControllerFor(world, type);
++
++ long failures = 1L; // start at 0.13ms
++
++ while (taskController.hasTasks()) {
++ Thread.yield();
++ failures = ConcurrentUtil.linearLongBackoff(failures, 125_000L, 5_000_000L); // 125us, 5ms
++ }
++ }
++
++ public static void partialFlush(final ServerLevel world, final int tasksRemaining) {
++ for (long failures = 1L;;) { // start at 0.13ms
++ long totalTasks = 0L;
++ for (final RegionFileType regionFileType : CACHED_REGIONFILE_TYPES) {
++ totalTasks += getControllerFor(world, regionFileType).getTotalWorkingTasks();
+ }
-+ } else { RegionFileIOThread.flush(); }
-+ }
+
-+ private RegionFileIOThread(final int threadNumber) {
-+ super(new PrioritisedThreadedTaskQueue(), (int)(1.0e6)); // 1.0ms spinwait time
-+ this.setName("RegionFile I/O Thread #" + threadNumber);
-+ this.setPriority(Thread.NORM_PRIORITY - 2); // we keep priority close to normal because threads can wait on us
-+ this.setUncaughtExceptionHandler((final Thread thread, final Throwable thr) -> {
-+ LOGGER.error("Uncaught exception thrown from I/O thread, report this! Thread: " + thread.getName(), thr);
-+ });
-+ }
-+
-+ /**
-+ * Returns whether the current thread is a regionfile I/O executor.
-+ * @return Whether the current thread is a regionfile I/O executor.
-+ */
-+ public static boolean isRegionFileThread() {
-+ return Thread.currentThread() instanceof RegionFileIOThread;
++ if (totalTasks > (long)tasksRemaining) {
++ Thread.yield();
++ failures = ConcurrentUtil.linearLongBackoff(failures, 125_000L, 5_000_000L); // 125us, 5ms
++ } else {
++ return;
++ }
++ }
+ }
+
+ /**
@@ -887,35 +1034,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ /**
-+ * Returns the current {@code CompoundTag} pending for write for the specified chunk & regionfile type.
-+ * Note that this does not copy the result, so do not modify the result returned.
-+ *
-+ * @param world Specified world.
-+ * @param chunkX Specified chunk x.
-+ * @param chunkZ Specified chunk z.
-+ * @param type Specified regionfile type.
-+ *
-+ * @return The compound tag associated for the specified chunk. {@code null} if no write was pending, or if {@code null} is the write pending.
-+ */
-+ public static CompoundTag getPendingWrite(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type) {
-+ final RegionFileIOThread thread = RegionFileIOThread.selectThread(world, chunkX, chunkZ, type);
-+ return thread.getPendingWriteInternal(world, chunkX, chunkZ, type);
-+ }
-+
-+ CompoundTag getPendingWriteInternal(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type) {
-+ final ChunkDataController taskController = getControllerFor(world, type);
-+ final ChunkDataTask task = taskController.tasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
-+
-+ if (task == null) {
-+ return null;
-+ }
-+
-+ final CompoundTag ret = task.inProgressWrite;
-+
-+ return ret == ChunkDataTask.NOTHING_TO_WRITE ? null : ret;
-+ }
-+
-+ /**
+ * Returns the priority for the specified regionfile type for the specified chunk.
+ * @param world Specified world.
+ * @param chunkX Specified chunk x.
@@ -924,19 +1042,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ * @return The priority for the chunk
+ */
+ public static Priority getPriority(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type) {
-+ final RegionFileIOThread thread = RegionFileIOThread.selectThread(world, chunkX, chunkZ, type);
-+ return thread.getPriorityInternal(world, chunkX, chunkZ, type);
-+ }
-+
-+ Priority getPriorityInternal(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type) {
-+ final ChunkDataController taskController = getControllerFor(world, type);
-+ final ChunkDataTask task = taskController.tasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
++ final RegionDataController taskController = getControllerFor(world, type);
++ final ChunkIOTask task = taskController.chunkTasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+
+ if (task == null) {
+ return Priority.COMPLETING;
+ }
+
-+ return task.prioritisedTask.getPriority();
++ return task.getPriority();
+ }
+
+ /**
@@ -957,7 +1070,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static void setPriority(final ServerLevel world, final int chunkX, final int chunkZ,
+ final Priority priority) {
+ for (final RegionFileType type : CACHED_REGIONFILE_TYPES) {
-+ RegionFileIOThread.setPriority(world, chunkX, chunkZ, type, priority);
++ MoonriseRegionFileIO.setPriority(world, chunkX, chunkZ, type, priority);
+ }
+ }
+
@@ -979,17 +1092,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ */
+ public static void setPriority(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type,
+ final Priority priority) {
-+ final RegionFileIOThread thread = RegionFileIOThread.selectThread(world, chunkX, chunkZ, type);
-+ thread.setPriorityInternal(world, chunkX, chunkZ, type, priority);
-+ }
-+
-+ void setPriorityInternal(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type,
-+ final Priority priority) {
-+ final ChunkDataController taskController = getControllerFor(world, type);
-+ final ChunkDataTask task = taskController.tasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
++ final RegionDataController taskController = getControllerFor(world, type);
++ final ChunkIOTask task = taskController.chunkTasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+
+ if (task != null) {
-+ task.prioritisedTask.setPriority(priority);
++ task.setPriority(priority);
+ }
+ }
+
@@ -1009,7 +1116,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static void raisePriority(final ServerLevel world, final int chunkX, final int chunkZ,
+ final Priority priority) {
+ for (final RegionFileType type : CACHED_REGIONFILE_TYPES) {
-+ RegionFileIOThread.raisePriority(world, chunkX, chunkZ, type, priority);
++ MoonriseRegionFileIO.raisePriority(world, chunkX, chunkZ, type, priority);
+ }
+ }
+
@@ -1029,17 +1136,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ */
+ public static void raisePriority(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type,
+ final Priority priority) {
-+ final RegionFileIOThread thread = RegionFileIOThread.selectThread(world, chunkX, chunkZ, type);
-+ thread.raisePriorityInternal(world, chunkX, chunkZ, type, priority);
-+ }
-+
-+ void raisePriorityInternal(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type,
-+ final Priority priority) {
-+ final ChunkDataController taskController = getControllerFor(world, type);
-+ final ChunkDataTask task = taskController.tasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
++ final RegionDataController taskController = getControllerFor(world, type);
++ final ChunkIOTask task = taskController.chunkTasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+
+ if (task != null) {
-+ task.prioritisedTask.raisePriority(priority);
++ task.raisePriority(priority);
+ }
+ }
+
@@ -1059,7 +1160,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static void lowerPriority(final ServerLevel world, final int chunkX, final int chunkZ,
+ final Priority priority) {
+ for (final RegionFileType type : CACHED_REGIONFILE_TYPES) {
-+ RegionFileIOThread.lowerPriority(world, chunkX, chunkZ, type, priority);
++ MoonriseRegionFileIO.lowerPriority(world, chunkX, chunkZ, type, priority);
+ }
+ }
+
@@ -1079,17 +1180,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ */
+ public static void lowerPriority(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type,
+ final Priority priority) {
-+ final RegionFileIOThread thread = RegionFileIOThread.selectThread(world, chunkX, chunkZ, type);
-+ thread.lowerPriorityInternal(world, chunkX, chunkZ, type, priority);
-+ }
-+
-+ void lowerPriorityInternal(final ServerLevel world, final int chunkX, final int chunkZ, final RegionFileType type,
-+ final Priority priority) {
-+ final ChunkDataController taskController = getControllerFor(world, type);
-+ final ChunkDataTask task = taskController.tasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
++ final RegionDataController taskController = getControllerFor(world, type);
++ final ChunkIOTask task = taskController.chunkTasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+
+ if (task != null) {
-+ task.prioritisedTask.lowerPriority(priority);
++ task.lowerPriority(priority);
+ }
+ }
+
@@ -1116,7 +1211,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ */
+ public static void scheduleSave(final ServerLevel world, final int chunkX, final int chunkZ, final CompoundTag data,
+ final RegionFileType type) {
-+ RegionFileIOThread.scheduleSave(world, chunkX, chunkZ, data, type, Priority.NORMAL);
++ MoonriseRegionFileIO.scheduleSave(world, chunkX, chunkZ, data, type, Priority.NORMAL);
+ }
+
+ /**
@@ -1143,37 +1238,112 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ */
+ public static void scheduleSave(final ServerLevel world, final int chunkX, final int chunkZ, final CompoundTag data,
+ final RegionFileType type, final Priority priority) {
-+ final RegionFileIOThread thread = RegionFileIOThread.selectThread(world, chunkX, chunkZ, type);
-+ thread.scheduleSaveInternal(world, chunkX, chunkZ, data, type, priority);
++ scheduleSave(
++ world, chunkX, chunkZ,
++ (final BiConsumer consumer) -> {
++ consumer.accept(data, null);
++ }, null, type, priority
++ );
+ }
+
-+ void scheduleSaveInternal(final ServerLevel world, final int chunkX, final int chunkZ, final CompoundTag data,
-+ final RegionFileType type, final Priority priority) {
-+ final ChunkDataController taskController = getControllerFor(world, type);
++ /**
++ * Schedules the chunk data to be written asynchronously.
++ *
++ * Impl notes:
++ *
++ *
++ * This function presumes a chunk load for the coordinates is not called during this function (anytime after is OK). This means
++ * saves must be scheduled before a chunk is unloaded.
++ *
++ *
++ * Writes may be called concurrently, although only the "later" write will go through.
++ *
++ *
++ * The specified write task, if not null, will have its priority controlled by the scheduler.
++ *
++ *
++ * @param world Chunk's world
++ * @param chunkX Chunk's x coordinate
++ * @param chunkZ Chunk's z coordinate
++ * @param completable Chunk's pending data
++ * @param writeTask The task responsible for completing the pending chunk data
++ * @param type The regionfile type to write to.
++ * @param priority The minimum priority to schedule at.
++ *
++ * @throws IllegalStateException If the file io thread has shutdown.
++ */
++ public static void scheduleSave(final ServerLevel world, final int chunkX, final int chunkZ, final CallbackCompletable completable,
++ final PrioritisedExecutor.PrioritisedTask writeTask, final RegionFileType type, final Priority priority) {
++ scheduleSave(world, chunkX, chunkZ, completable::addWaiter, writeTask, type, priority);
++ }
++
++ /**
++ * Schedules the chunk data to be written asynchronously.
++ *
++ * Impl notes:
++ *
++ *
++ * This function presumes a chunk load for the coordinates is not called during this function (anytime after is OK). This means
++ * saves must be scheduled before a chunk is unloaded.
++ *
++ *
++ * Writes may be called concurrently, although only the "later" write will go through.
++ *
++ *
++ * The specified write task, if not null, will have its priority controlled by the scheduler.
++ *
++ *
++ * @param world Chunk's world
++ * @param chunkX Chunk's x coordinate
++ * @param chunkZ Chunk's z coordinate
++ * @param completable Chunk's pending data
++ * @param writeTask The task responsible for completing the pending chunk data
++ * @param type The regionfile type to write to.
++ * @param priority The minimum priority to schedule at.
++ *
++ * @throws IllegalStateException If the file io thread has shutdown.
++ */
++ public static void scheduleSave(final ServerLevel world, final int chunkX, final int chunkZ, final Completable completable,
++ final PrioritisedExecutor.PrioritisedTask writeTask, final RegionFileType type, final Priority priority) {
++ scheduleSave(world, chunkX, chunkZ, completable::whenComplete, writeTask, type, priority);
++ }
++
++ private static void scheduleSave(final ServerLevel world, final int chunkX, final int chunkZ, final Consumer> scheduler,
++ final PrioritisedExecutor.PrioritisedTask writeTask, final RegionFileType type, final Priority priority) {
++ final RegionDataController taskController = getControllerFor(world, type);
+
+ final boolean[] created = new boolean[1];
-+ final long key = CoordinateUtils.getChunkKey(chunkX, chunkZ);
-+ final ChunkDataTask task = taskController.tasks.compute(key, (final long keyInMap, final ChunkDataTask taskRunning) -> {
-+ if (taskRunning == null || taskRunning.failedWrite) {
-+ // no task is scheduled or the previous write failed - meaning we need to overwrite it
++ final ChunkIOTask.InProgressWrite write = new ChunkIOTask.InProgressWrite(writeTask);
++ final ChunkIOTask task = taskController.chunkTasks.compute(CoordinateUtils.getChunkKey(chunkX, chunkZ),
++ (final long keyInMap, final ChunkIOTask taskRunning) -> {
++ if (taskRunning == null || taskRunning.failedWrite) {
++ // no task is scheduled or the previous write failed - meaning we need to overwrite it
+
-+ // create task
-+ final ChunkDataTask newTask = new ChunkDataTask(world, chunkX, chunkZ, taskController, RegionFileIOThread.this, priority);
-+ newTask.inProgressWrite = data;
-+ created[0] = true;
++ // create task
++ final ChunkIOTask newTask = new ChunkIOTask(
++ world, taskController, chunkX, chunkZ, priority, new ChunkIOTask.InProgressRead()
++ );
+
-+ return newTask;
++ newTask.pushPendingWrite(write);
++
++ created[0] = true;
++
++ return newTask;
++ }
++
++ taskRunning.pushPendingWrite(write);
++
++ return taskRunning;
+ }
++ );
+
-+ taskRunning.inProgressWrite = data;
-+
-+ return taskRunning;
-+ });
++ write.schedule(task, scheduler);
+
+ if (created[0]) {
-+ task.prioritisedTask.queue();
++ taskController.startTask(task);
++ task.scheduleWriteCompress();
+ } else {
-+ task.prioritisedTask.raisePriority(priority);
++ task.raisePriority(priority);
+ }
+ }
+
@@ -1206,7 +1376,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ */
+ public static Cancellable loadAllChunkData(final ServerLevel world, final int chunkX, final int chunkZ,
+ final Consumer onComplete, final boolean intendingToBlock) {
-+ return RegionFileIOThread.loadAllChunkData(world, chunkX, chunkZ, onComplete, intendingToBlock, Priority.NORMAL);
++ return MoonriseRegionFileIO.loadAllChunkData(world, chunkX, chunkZ, onComplete, intendingToBlock, Priority.NORMAL);
+ }
+
+ /**
@@ -1240,7 +1410,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static Cancellable loadAllChunkData(final ServerLevel world, final int chunkX, final int chunkZ,
+ final Consumer onComplete, final boolean intendingToBlock,
+ final Priority priority) {
-+ return RegionFileIOThread.loadChunkData(world, chunkX, chunkZ, onComplete, intendingToBlock, priority, CACHED_REGIONFILE_TYPES);
++ return MoonriseRegionFileIO.loadChunkData(world, chunkX, chunkZ, onComplete, intendingToBlock, priority, CACHED_REGIONFILE_TYPES);
+ }
+
+ /**
@@ -1274,7 +1444,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static Cancellable loadChunkData(final ServerLevel world, final int chunkX, final int chunkZ,
+ final Consumer onComplete, final boolean intendingToBlock,
+ final RegionFileType... types) {
-+ return RegionFileIOThread.loadChunkData(world, chunkX, chunkZ, onComplete, intendingToBlock, Priority.NORMAL, types);
++ return MoonriseRegionFileIO.loadChunkData(world, chunkX, chunkZ, onComplete, intendingToBlock, Priority.NORMAL, types);
+ }
+
+ /**
@@ -1324,7 +1494,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ for (int i = 0; i < expectedCompletions; ++i) {
+ final RegionFileType type = types[i];
-+ reads[i] = RegionFileIOThread.loadDataAsync(world, chunkX, chunkZ, type,
++ reads[i] = MoonriseRegionFileIO.loadDataAsync(world, chunkX, chunkZ, type,
+ (final CompoundTag data, final Throwable throwable) -> {
+ if (throwable != null) {
+ ret.setThrowable(type, throwable);
@@ -1370,7 +1540,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static Cancellable loadDataAsync(final ServerLevel world, final int chunkX, final int chunkZ,
+ final RegionFileType type, final BiConsumer onComplete,
+ final boolean intendingToBlock) {
-+ return RegionFileIOThread.loadDataAsync(world, chunkX, chunkZ, type, onComplete, intendingToBlock, Priority.NORMAL);
++ return MoonriseRegionFileIO.loadDataAsync(world, chunkX, chunkZ, type, onComplete, intendingToBlock, Priority.NORMAL);
+ }
+
+ /**
@@ -1403,57 +1573,62 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static Cancellable loadDataAsync(final ServerLevel world, final int chunkX, final int chunkZ,
+ final RegionFileType type, final BiConsumer onComplete,
+ final boolean intendingToBlock, final Priority priority) {
-+ final RegionFileIOThread thread = RegionFileIOThread.selectThread(world, chunkX, chunkZ, type);
-+ return thread.loadDataAsyncInternal(world, chunkX, chunkZ, type, onComplete, intendingToBlock, priority);
-+ }
-+
-+ Cancellable loadDataAsyncInternal(final ServerLevel world, final int chunkX, final int chunkZ,
-+ final RegionFileType type, final BiConsumer onComplete,
-+ final boolean intendingToBlock, final Priority priority) {
-+ final ChunkDataController taskController = getControllerFor(world, type);
++ final RegionDataController taskController = getControllerFor(world, type);
+
+ final ImmediateCallbackCompletion callbackInfo = new ImmediateCallbackCompletion();
+
+ final long key = CoordinateUtils.getChunkKey(chunkX, chunkZ);
-+ final BiLong1Function compute = (final long keyInMap, final ChunkDataTask running) -> {
++ final BiLong1Function compute = (final long keyInMap, final ChunkIOTask running) -> {
+ if (running == null) {
+ // not scheduled
+
+ // set up task
-+ final ChunkDataTask newTask = new ChunkDataTask(
-+ world, chunkX, chunkZ, taskController, RegionFileIOThread.this, priority
++ final ChunkIOTask newTask = new ChunkIOTask(
++ world, taskController, chunkX, chunkZ, priority, new ChunkIOTask.InProgressRead()
+ );
-+ newTask.inProgressRead = new InProgressRead();
+ newTask.inProgressRead.addToAsyncWaiters(onComplete);
+
-+ callbackInfo.tasksNeedsScheduling = true;
++ callbackInfo.tasksNeedReadScheduling = true;
+ return newTask;
+ }
+
-+ final CompoundTag pendingWrite = running.inProgressWrite;
++ final ChunkIOTask.InProgressWrite pendingWrite = running.inProgressWrite;
+
-+ if (pendingWrite == ChunkDataTask.NOTHING_TO_WRITE) {
++ if (pendingWrite == null) {
+ // need to add to waiters here, because the regionfile thread will use compute() to lock and check for cancellations
+ if (!running.inProgressRead.addToAsyncWaiters(onComplete)) {
+ callbackInfo.data = running.inProgressRead.value;
+ callbackInfo.throwable = running.inProgressRead.throwable;
+ callbackInfo.completeNow = true;
++ return running;
+ }
++
++ callbackInfo.read = running.inProgressRead;
++
+ return running;
+ }
+
+ // at this stage we have to use the in progress write's data to avoid an order issue
-+ callbackInfo.data = pendingWrite;
-+ callbackInfo.throwable = null;
-+ callbackInfo.completeNow = true;
++
++ if (!pendingWrite.addToAsyncWaiters(onComplete)) {
++ // data is ready now
++ callbackInfo.data = pendingWrite.value;
++ callbackInfo.throwable = pendingWrite.throwable;
++ callbackInfo.completeNow = true;
++ return running;
++ }
++
++ callbackInfo.write = pendingWrite;
++
+ return running;
+ };
+
-+ final ChunkDataTask ret = taskController.tasks.compute(key, compute);
++ final ChunkIOTask ret = taskController.chunkTasks.compute(key, compute);
+
+ // needs to be scheduled
-+ if (callbackInfo.tasksNeedsScheduling) {
-+ ret.prioritisedTask.queue();
++ if (callbackInfo.tasksNeedReadScheduling) {
++ taskController.startTask(ret);
++ ret.scheduleReadIO();
+ } else if (callbackInfo.completeNow) {
+ try {
+ onComplete.accept(callbackInfo.data == null ? null : callbackInfo.data.copy(), callbackInfo.throwable);
@@ -1462,10 +1637,21 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ } else {
+ // we're waiting on a task we didn't schedule, so raise its priority to what we want
-+ ret.prioritisedTask.raisePriority(priority);
++ ret.raisePriority(priority);
+ }
+
-+ return new CancellableRead(onComplete, ret);
++ return new CancellableRead(onComplete, callbackInfo.read, callbackInfo.write);
++ }
++
++ private static final class ImmediateCallbackCompletion {
++
++ private CompoundTag data;
++ private Throwable throwable;
++ private boolean completeNow;
++ private boolean tasksNeedReadScheduling;
++ private ChunkIOTask.InProgressRead read;
++ private ChunkIOTask.InProgressWrite write;
++
+ }
+
+ /**
@@ -1485,7 +1671,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final Priority priority) throws IOException {
+ final CompletableFuture ret = new CompletableFuture<>();
+
-+ RegionFileIOThread.loadDataAsync(world, chunkX, chunkZ, type, (final CompoundTag compound, final Throwable thr) -> {
++ MoonriseRegionFileIO.loadDataAsync(world, chunkX, chunkZ, type, (final CompoundTag compound, final Throwable thr) -> {
+ if (thr != null) {
+ ret.completeExceptionally(thr);
+ } else {
@@ -1499,52 +1685,53 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ throw new IOException(ex);
+ }
+ }
-+
-+ private static final class ImmediateCallbackCompletion {
-+
-+ public CompoundTag data;
-+ public Throwable throwable;
-+ public boolean completeNow;
-+ public boolean tasksNeedsScheduling;
-+
-+ }
-+
++
+ private static final class CancellableRead implements Cancellable {
+
+ private BiConsumer callback;
-+ private ChunkDataTask task;
++ private ChunkIOTask.InProgressRead read;
++ private ChunkIOTask.InProgressWrite write;
+
-+ CancellableRead(final BiConsumer callback, final ChunkDataTask task) {
++ private CancellableRead(final BiConsumer callback,
++ final ChunkIOTask.InProgressRead read,
++ final ChunkIOTask.InProgressWrite write) {
+ this.callback = callback;
-+ this.task = task;
++ this.read = read;
++ this.write = write;
+ }
+
+ @Override
+ public boolean cancel() {
+ final BiConsumer callback = this.callback;
-+ final ChunkDataTask task = this.task;
++ final ChunkIOTask.InProgressRead read = this.read;
++ final ChunkIOTask.InProgressWrite write = this.write;
+
-+ if (callback == null || task == null) {
++ if (callback == null || (read == null && write == null)) {
+ return false;
+ }
+
+ this.callback = null;
-+ this.task = null;
++ this.read = null;
++ this.write = null;
+
-+ final InProgressRead read = task.inProgressRead;
++ if (read != null) {
++ return read.cancel(callback);
++ }
++ if (write != null) {
++ return write.cancel(callback);
++ }
+
-+ // read can be null if no read was scheduled (i.e no regionfile existed or chunk in regionfile didn't)
-+ return read != null && read.cancel(callback);
++ // unreachable
++ throw new InternalError();
+ }
+ }
+
+ private static final class CancellableReads implements Cancellable {
+
+ private Cancellable[] reads;
-+
+ private static final VarHandle READS_HANDLE = ConcurrentUtil.getVarHandle(CancellableReads.class, "reads", Cancellable[].class);
+
-+ CancellableReads(final Cancellable[] reads) {
++ private CancellableReads(final Cancellable[] reads) {
+ this.reads = reads;
+ }
+
@@ -1566,257 +1753,771 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ private static final class InProgressRead {
-+
-+ private static final Logger LOGGER = LoggerFactory.getLogger(InProgressRead.class);
-+
-+ private CompoundTag value;
-+ private Throwable throwable;
-+ private final MultiThreadedQueue> callbacks = new MultiThreadedQueue<>();
-+
-+ public boolean hasNoWaiters() {
-+ return this.callbacks.isEmpty();
-+ }
-+
-+ public boolean addToAsyncWaiters(final BiConsumer callback) {
-+ return this.callbacks.add(callback);
-+ }
-+
-+ public boolean cancel(final BiConsumer callback) {
-+ return this.callbacks.remove(callback);
-+ }
-+
-+ public void complete(final ChunkDataTask task, final CompoundTag value, final Throwable throwable) {
-+ this.value = value;
-+ this.throwable = throwable;
-+
-+ BiConsumer consumer;
-+ while ((consumer = this.callbacks.pollOrBlockAdds()) != null) {
-+ try {
-+ consumer.accept(value == null ? null : value.copy(), throwable);
-+ } catch (final Throwable thr) {
-+ LOGGER.error("Callback " + ConcurrentUtil.genericToString(consumer) + " failed to handle chunk data for task " + task.toString(), thr);
-+ }
-+ }
-+ }
-+ }
-+
-+ public static abstract class ChunkDataController {
-+
-+ // ConcurrentHashMap synchronizes per chain, so reduce the chance of task's hashes colliding.
-+ private final ConcurrentLong2ReferenceChainedHashTable tasks = ConcurrentLong2ReferenceChainedHashTable.createWithCapacity(8192, 0.5f);
-+
-+ public final RegionFileType type;
-+
-+ public ChunkDataController(final RegionFileType type) {
-+ this.type = type;
-+ }
-+
-+ public abstract RegionFileStorage getCache();
-+
-+ public abstract void writeData(final int chunkX, final int chunkZ, final CompoundTag compound) throws IOException;
-+
-+ public abstract CompoundTag readData(final int chunkX, final int chunkZ) throws IOException;
-+
-+ public boolean hasTasks() {
-+ return !this.tasks.isEmpty();
-+ }
-+
-+ public boolean doesRegionFileNotExist(final int chunkX, final int chunkZ) {
-+ return ((ChunkSystemRegionFileStorage)(Object)this.getCache()).moonrise$doesRegionFileNotExistNoIO(chunkX, chunkZ);
-+ }
-+
-+ public T computeForRegionFile(final int chunkX, final int chunkZ, final boolean existingOnly, final Function function) {
-+ final RegionFileStorage cache = this.getCache();
-+ final RegionFile regionFile;
-+ synchronized (cache) {
-+ try {
-+ if (existingOnly) {
-+ regionFile = ((ChunkSystemRegionFileStorage)(Object)cache).moonrise$getRegionFileIfExists(chunkX, chunkZ);
-+ } else {
-+ regionFile = cache.getRegionFile(new ChunkPos(chunkX, chunkZ), existingOnly);
-+ }
-+ } catch (final IOException ex) {
-+ throw new RuntimeException(ex);
-+ }
-+
-+ return function.apply(regionFile);
-+ }
-+ }
-+
-+ public T computeForRegionFileIfLoaded(final int chunkX, final int chunkZ, final Function function) {
-+ final RegionFileStorage cache = this.getCache();
-+ final RegionFile regionFile;
-+
-+ synchronized (cache) {
-+ regionFile = ((ChunkSystemRegionFileStorage)(Object)cache).moonrise$getRegionFileIfLoaded(chunkX, chunkZ);
-+
-+ return function.apply(regionFile);
-+ }
-+ }
-+ }
-+
-+ private static final class ChunkDataTask implements Runnable {
-+
-+ private static final CompoundTag NOTHING_TO_WRITE = new CompoundTag();
-+
-+ private static final Logger LOGGER = LoggerFactory.getLogger(ChunkDataTask.class);
-+
-+ private InProgressRead inProgressRead;
-+ private volatile CompoundTag inProgressWrite = NOTHING_TO_WRITE; // only needs to be acquire/release
-+
-+ private boolean failedWrite;
++ private static final class ChunkIOTask {
+
+ private final ServerLevel world;
++ private final RegionDataController regionDataController;
+ private final int chunkX;
+ private final int chunkZ;
-+ private final ChunkDataController taskController;
++ private Priority priority;
++ private PrioritisedExecutor.PrioritisedTask currentTask;
+
-+ private final PrioritisedTask prioritisedTask;
++ private final InProgressRead inProgressRead;
++ private volatile InProgressWrite inProgressWrite;
++ private final ReferenceOpenHashSet allPendingWrites = new ReferenceOpenHashSet<>();
+
-+ /*
-+ * IO thread will perform reads before writes for a given chunk x and z
-+ *
-+ * How reads/writes are scheduled:
-+ *
-+ * If read is scheduled while scheduling write, take no special action and just schedule write
-+ * If read is scheduled while scheduling read and no write is scheduled, chain the read task
-+ *
-+ *
-+ * If write is scheduled while scheduling read, use the pending write data and ret immediately (so no read is scheduled)
-+ * If write is scheduled while scheduling write (ignore read in progress), overwrite the write in progress data
-+ *
-+ * This allows the reads and writes to act as if they occur synchronously to the thread scheduling them, however
-+ * it fails to properly propagate write failures thanks to writes overwriting each other
-+ */
++ private RegionDataController.ReadData readData;
++ private RegionDataController.WriteData writeData;
++ private boolean failedWrite;
+
-+ public ChunkDataTask(final ServerLevel world, final int chunkX, final int chunkZ, final ChunkDataController taskController,
-+ final PrioritisedExecutor executor, final Priority priority) {
++ public ChunkIOTask(final ServerLevel world, final RegionDataController regionDataController,
++ final int chunkX, final int chunkZ, final Priority priority, final InProgressRead inProgressRead) {
+ this.world = world;
++ this.regionDataController = regionDataController;
+ this.chunkX = chunkX;
+ this.chunkZ = chunkZ;
-+ this.taskController = taskController;
-+ this.prioritisedTask = executor.createTask(this, priority);
++ this.priority = priority;
++ this.inProgressRead = inProgressRead;
++ }
++
++ public Priority getPriority() {
++ synchronized (this) {
++ return this.priority;
++ }
++ }
++
++ // must hold lock on this object
++ private void updatePriority(final Priority priority) {
++ this.priority = priority;
++ if (this.currentTask != null) {
++ this.currentTask.setPriority(priority);
++ }
++ for (final InProgressWrite write : this.allPendingWrites) {
++ if (write.writeTask != null) {
++ write.writeTask.setPriority(priority);
++ }
++ }
++ }
++
++ public boolean setPriority(final Priority priority) {
++ synchronized (this) {
++ if (this.priority == priority) {
++ return false;
++ }
++
++ this.updatePriority(priority);
++
++ return true;
++ }
++ }
++
++ public boolean raisePriority(final Priority priority) {
++ synchronized (this) {
++ if (this.priority.isHigherOrEqualPriority(priority)) {
++ return false;
++ }
++
++ this.updatePriority(priority);
++
++ return true;
++ }
++ }
++
++ public boolean lowerPriority(final Priority priority) {
++ synchronized (this) {
++ if (this.priority.isLowerOrEqualPriority(priority)) {
++ return false;
++ }
++
++ this.updatePriority(priority);
++
++ return true;
++ }
++ }
++
++ private void pushPendingWrite(final InProgressWrite write) {
++ this.inProgressWrite = write;
++ synchronized (this) {
++ this.allPendingWrites.add(write);
++ if (write.writeTask != null) {
++ write.writeTask.setPriority(this.priority);
++ }
++ }
++ }
++
++ private void pendingWriteComplete(final InProgressWrite write) {
++ synchronized (this) {
++ this.allPendingWrites.remove(write);
++ }
++ }
++
++ public void scheduleReadIO() {
++ final PrioritisedExecutor.PrioritisedTask task;
++ synchronized (this) {
++ task = this.regionDataController.ioScheduler.createTask(this.chunkX, this.chunkZ, this::performReadIO, this.priority);
++ this.currentTask = task;
++ }
++ task.queue();
++ }
++
++ private void performReadIO() {
++ final InProgressRead read = this.inProgressRead;
++ final long chunkKey = CoordinateUtils.getChunkKey(this.chunkX, this.chunkZ);
++
++ final boolean[] canRead = new boolean[] { true };
++
++ if (read.hasNoWaiters()) {
++ // cancelled read? go to task controller to confirm
++ final ChunkIOTask inMap = this.regionDataController.chunkTasks.compute(chunkKey, (final long keyInMap, final ChunkIOTask valueInMap) -> {
++ if (valueInMap == null) {
++ throw new IllegalStateException("Write completed concurrently, expected this task: " + ChunkIOTask.this.toString() + ", report this!");
++ }
++ if (valueInMap != ChunkIOTask.this) {
++ throw new IllegalStateException("Chunk task mismatch, expected this task: " + ChunkIOTask.this.toString() + ", got: " + valueInMap.toString() + ", report this!");
++ }
++
++ if (!read.hasNoWaiters()) {
++ return valueInMap;
++ } else {
++ canRead[0] = false;
++ }
++
++ if (valueInMap.inProgressWrite != null) {
++ return valueInMap;
++ }
++
++ return null;
++ });
++
++ if (inMap == null) {
++ this.regionDataController.endTask(this);
++ // read is cancelled - and no write pending, so we're done
++ return;
++ }
++ // if there is a write in progress, we don't actually have to worry about waiters gaining new entries -
++ // the readers will just use the in progress write, so the value in canRead is good to use without
++ // further synchronisation.
++ }
++
++ if (canRead[0]) {
++ RegionDataController.ReadData readData = null;
++ Throwable throwable = null;
++
++ try {
++ readData = this.regionDataController.readData(this.chunkX, this.chunkZ);
++ } catch (final Throwable thr) {
++ throwable = thr;
++ LOGGER.error("Failed to read chunk data for task: " + this.toString(), thr);
++ }
++
++ if (throwable != null) {
++ this.finishRead(null, throwable);
++ } else {
++ switch (readData.result()) {
++ case NO_DATA:
++ case SYNC_READ: {
++ this.finishRead(readData.syncRead(), null);
++ break;
++ }
++ case HAS_DATA: {
++ this.readData = readData;
++ this.scheduleReadDecompress();
++ // read will handle write scheduling
++ return;
++ }
++ default: {
++ throw new IllegalStateException("Unknown state: " + readData.result());
++ }
++ }
++ }
++ }
++
++ if (!this.tryAbortWrite()) {
++ this.scheduleWriteCompress();
++ }
++ }
++
++ private void scheduleReadDecompress() {
++ final PrioritisedExecutor.PrioritisedTask task;
++ synchronized (this) {
++ task = this.regionDataController.compressionExecutor.createTask(this::performReadDecompress, this.priority);
++ this.currentTask = task;
++ }
++ task.queue();
++ }
++
++ private void performReadDecompress() {
++ final RegionDataController.ReadData readData = this.readData;
++ this.readData = null;
++
++ CompoundTag compoundTag = null;
++ Throwable throwable = null;
++
++ try {
++ compoundTag = this.regionDataController.finishRead(this.chunkX, this.chunkZ, readData);
++ } catch (final Throwable thr) {
++ throwable = thr;
++ LOGGER.error("Failed to decompress chunk data for task: " + this.toString(), thr);
++ }
++
++ if (compoundTag == null) {
++ // need to re-try from the start
++ this.scheduleReadIO();
++ return;
++ }
++
++ this.finishRead(compoundTag, throwable);
++ if (!this.tryAbortWrite()) {
++ this.scheduleWriteCompress();
++ }
++ }
++
++ private void finishRead(final CompoundTag compoundTag, final Throwable throwable) {
++ this.inProgressRead.complete(this, compoundTag, throwable);
++ }
++
++ public void scheduleWriteCompress() {
++ final InProgressWrite inProgressWrite = this.inProgressWrite;
++
++ final PrioritisedExecutor.PrioritisedTask task;
++ synchronized (this) {
++ task = this.regionDataController.compressionExecutor.createTask(() -> {
++ ChunkIOTask.this.performWriteCompress(inProgressWrite);
++ }, this.priority);
++ this.currentTask = task;
++ }
++
++ inProgressWrite.addToWaiters(this, (final CompoundTag data, final Throwable throwable) -> {
++ task.queue();
++ });
++ }
++
++ private boolean tryAbortWrite() {
++ final long chunkKey = CoordinateUtils.getChunkKey(this.chunkX, this.chunkZ);
++ if (this.inProgressWrite == null) {
++ final ChunkIOTask inMap = this.regionDataController.chunkTasks.compute(chunkKey, (final long keyInMap, final ChunkIOTask valueInMap) -> {
++ if (valueInMap == null) {
++ throw new IllegalStateException("Write completed concurrently, expected this task: " + ChunkIOTask.this.toString() + ", report this!");
++ }
++ if (valueInMap != ChunkIOTask.this) {
++ throw new IllegalStateException("Chunk task mismatch, expected this task: " + ChunkIOTask.this.toString() + ", got: " + valueInMap.toString() + ", report this!");
++ }
++
++ if (valueInMap.inProgressWrite != null) {
++ return valueInMap;
++ }
++
++ return null;
++ });
++
++ if (inMap == null) {
++ this.regionDataController.endTask(this);
++ return true; // set the task value to null, indicating we're done
++ } // else: inProgressWrite changed, so now we have something to write
++ }
++
++ return false;
++ }
++
++ private void performWriteCompress(final InProgressWrite inProgressWrite) {
++ final CompoundTag write = inProgressWrite.value;
++ if (!inProgressWrite.isComplete()) {
++ throw new IllegalStateException("Should be writable");
++ }
++
++ RegionDataController.WriteData writeData = null;
++ boolean failedWrite = false;
++
++ try {
++ writeData = this.regionDataController.startWrite(this.chunkX, this.chunkZ, write);
++ } catch (final Throwable thr) {
++ // TODO implement this?
++ /*if (thr instanceof RegionFileStorage.RegionFileSizeException) {
++ final int maxSize = RegionFile.MAX_CHUNK_SIZE / (1024 * 1024);
++ LOGGER.error("Chunk at (" + this.chunkX + "," + this.chunkZ + ") in '" + WorldUtil.getWorldName(this.world) + "' exceeds max size of " + maxSize + "MiB, it has been deleted from disk.");
++ } else */
++ {
++ failedWrite = thr instanceof IOException;
++ LOGGER.error("Failed to write chunk data for task: " + this.toString(), thr);
++ }
++ }
++
++ if (writeData == null) {
++ // null if a throwable was encountered
++
++ // we cannot continue to the I/O stage here, so try to complete
++
++ if (this.tryCompleteWrite(inProgressWrite, failedWrite)) {
++ return;
++ } else {
++ // fetch new data and try again
++ this.scheduleWriteCompress();
++ return;
++ }
++ } else {
++ // writeData != null && !failedWrite
++ // we can continue to I/O stage
++ this.writeData = writeData;
++ this.scheduleWriteIO(inProgressWrite);
++ return;
++ }
++ }
++
++ private void scheduleWriteIO(final InProgressWrite inProgressWrite) {
++ final PrioritisedExecutor.PrioritisedTask task;
++ synchronized (this) {
++ task = this.regionDataController.ioScheduler.createTask(this.chunkX, this.chunkZ, () -> {
++ ChunkIOTask.this.runWriteIO(inProgressWrite);
++ }, this.priority);
++ this.currentTask = task;
++ }
++ task.queue();
++ }
++
++ private void runWriteIO(final InProgressWrite inProgressWrite) {
++ RegionDataController.WriteData writeData = this.writeData;
++ this.writeData = null;
++
++ boolean failedWrite = false;
++
++ try {
++ this.regionDataController.finishWrite(this.chunkX, this.chunkZ, writeData);
++ } catch (final Throwable thr) {
++ failedWrite = thr instanceof IOException;
++ LOGGER.error("Failed to write chunk data for task: " + this.toString(), thr);
++ }
++
++ if (!this.tryCompleteWrite(inProgressWrite, failedWrite)) {
++ // fetch new data and try again
++ this.scheduleWriteCompress();
++ }
++ return;
++ }
++
++ private boolean tryCompleteWrite(final InProgressWrite written, final boolean failedWrite) {
++ final long chunkKey = CoordinateUtils.getChunkKey(this.chunkX, this.chunkZ);
++
++ final boolean[] done = new boolean[] { false };
++
++ this.regionDataController.chunkTasks.compute(chunkKey, (final long keyInMap, final ChunkIOTask valueInMap) -> {
++ if (valueInMap == null) {
++ throw new IllegalStateException("Write completed concurrently, expected this task: " + ChunkIOTask.this.toString() + ", report this!");
++ }
++ if (valueInMap != ChunkIOTask.this) {
++ throw new IllegalStateException("Chunk task mismatch, expected this task: " + ChunkIOTask.this.toString() + ", got: " + valueInMap.toString() + ", report this!");
++ }
++ if (valueInMap.inProgressWrite == written) {
++ valueInMap.failedWrite = failedWrite;
++ done[0] = true;
++ // keep the data in map if we failed the write so we can try to prevent data loss
++ return failedWrite ? valueInMap : null;
++ }
++ // different data than expected, means we need to retry write
++ return valueInMap;
++ });
++
++ if (done[0]) {
++ this.regionDataController.endTask(this);
++ return true;
++ }
++ return false;
+ }
+
+ @Override
+ public String toString() {
-+ return "Task for world: '" + WorldUtil.getWorldName(this.world) + "' at (" + this.chunkX + "," + this.chunkZ +
-+ ") type: " + this.taskController.type.name() + ", hash: " + this.hashCode();
++ return "Task for world: '" + WorldUtil.getWorldName(this.world) + "' at (" + this.chunkX + ","
++ + this.chunkZ + ") type: " + this.regionDataController.type.name() + ", hash: " + this.hashCode();
++ }
++
++ private static final class InProgressRead {
++
++ private static final Logger LOGGER = LoggerFactory.getLogger(InProgressRead.class);
++
++ private CompoundTag value;
++ private Throwable throwable;
++ private final MultiThreadedQueue> callbacks = new MultiThreadedQueue<>();
++
++ public boolean hasNoWaiters() {
++ return this.callbacks.isEmpty();
++ }
++
++ public boolean addToAsyncWaiters(final BiConsumer callback) {
++ return this.callbacks.add(callback);
++ }
++
++ public boolean cancel(final BiConsumer callback) {
++ return this.callbacks.remove(callback);
++ }
++
++ public void complete(final ChunkIOTask task, final CompoundTag value, final Throwable throwable) {
++ this.value = value;
++ this.throwable = throwable;
++
++ BiConsumer consumer;
++ while ((consumer = this.callbacks.pollOrBlockAdds()) != null) {
++ try {
++ consumer.accept(value == null ? null : value.copy(), throwable);
++ } catch (final Throwable thr) {
++ LOGGER.error("Callback " + ConcurrentUtil.genericToString(consumer) + " failed to handle chunk data (read) for task " + task.toString(), thr);
++ }
++ }
++ }
++ }
++
++ private static final class InProgressWrite {
++
++ private static final Logger LOGGER = LoggerFactory.getLogger(InProgressWrite.class);
++
++ private CompoundTag value;
++ private Throwable throwable;
++ private volatile boolean complete;
++ private final MultiThreadedQueue> callbacks = new MultiThreadedQueue<>();
++
++ private final PrioritisedExecutor.PrioritisedTask writeTask;
++
++ public InProgressWrite(final PrioritisedExecutor.PrioritisedTask writeTask) {
++ this.writeTask = writeTask;
++ }
++
++ public boolean isComplete() {
++ return this.complete;
++ }
++
++ public void schedule(final ChunkIOTask task, final Consumer> scheduler) {
++ scheduler.accept((final CompoundTag data, final Throwable throwable) -> {
++ InProgressWrite.this.complete(task, data, throwable);
++ });
++ }
++
++ public boolean addToAsyncWaiters(final BiConsumer callback) {
++ return this.callbacks.add(callback);
++ }
++
++ public void addToWaiters(final ChunkIOTask task, final BiConsumer consumer) {
++ if (!this.callbacks.add(consumer)) {
++ this.syncAccept(task, consumer, this.value, this.throwable);
++ }
++ }
++
++ private void syncAccept(final ChunkIOTask task, final BiConsumer consumer, final CompoundTag value, final Throwable throwable) {
++ try {
++ consumer.accept(value == null ? null : value.copy(), throwable);
++ } catch (final Throwable thr) {
++ LOGGER.error("Callback " + ConcurrentUtil.genericToString(consumer) + " failed to handle chunk data (write) for task " + task.toString(), thr);
++ }
++ }
++
++ public void complete(final ChunkIOTask task, final CompoundTag value, final Throwable throwable) {
++ this.value = value;
++ this.throwable = throwable;
++ this.complete = true;
++
++ task.pendingWriteComplete(this);
++
++ BiConsumer consumer;
++ while ((consumer = this.callbacks.pollOrBlockAdds()) != null) {
++ this.syncAccept(task, consumer, value, throwable);
++ }
++ }
++
++ public boolean cancel(final BiConsumer callback) {
++ return this.callbacks.remove(callback);
++ }
++ }
++ }
++
++ public static abstract class RegionDataController {
++
++ public final RegionFileType type;
++ private final PrioritisedExecutor compressionExecutor;
++ private final IOScheduler ioScheduler;
++ private final ConcurrentLong2ReferenceChainedHashTable chunkTasks = new ConcurrentLong2ReferenceChainedHashTable<>();
++
++ private final AtomicLong inProgressTasks = new AtomicLong();
++
++ public RegionDataController(final RegionFileType type, final PrioritisedExecutor ioExecutor,
++ final PrioritisedExecutor compressionExecutor) {
++ this.type = type;
++ this.compressionExecutor = compressionExecutor;
++ this.ioScheduler = new IOScheduler(ioExecutor);
++ }
++
++ final void startTask(final ChunkIOTask task) {
++ this.inProgressTasks.getAndIncrement();
++ }
++
++ final void endTask(final ChunkIOTask task) {
++ this.inProgressTasks.getAndDecrement();
++ }
++
++ public boolean hasTasks() {
++ return this.inProgressTasks.get() != 0L;
++ }
++
++ public long getTotalWorkingTasks() {
++ return this.inProgressTasks.get();
++ }
++
++ public abstract RegionFileStorage getCache();
++
++ public static record WriteData(CompoundTag input, WriteResult result, DataOutputStream output, IORunnable write) {
++ public static enum WriteResult {
++ WRITE,
++ DELETE;
++ }
++ }
++
++ public abstract WriteData startWrite(final int chunkX, final int chunkZ, final CompoundTag compound) throws IOException;
++
++ public abstract void finishWrite(final int chunkX, final int chunkZ, final WriteData writeData) throws IOException;
++
++ public static record ReadData(ReadResult result, DataInputStream input, CompoundTag syncRead) {
++ public static enum ReadResult {
++ NO_DATA,
++ HAS_DATA,
++ SYNC_READ;
++ }
++ }
++
++ public abstract ReadData readData(final int chunkX, final int chunkZ) throws IOException;
++
++ // if the return value is null, then the caller needs to re-try with a new call to readData()
++ public abstract CompoundTag finishRead(final int chunkX, final int chunkZ, final ReadData readData) throws IOException;
++
++ public static interface IORunnable {
++
++ public void run(final RegionFile regionFile) throws IOException;
++
++ }
++ }
++
++ private static final class IOScheduler {
++
++ private final ConcurrentLong2ReferenceChainedHashTable regionTasks = new ConcurrentLong2ReferenceChainedHashTable<>();
++ private final PrioritisedExecutor executor;
++
++ public IOScheduler(final PrioritisedExecutor executor) {
++ this.executor = executor;
++ }
++
++ public PrioritisedExecutor.PrioritisedTask createTask(final int chunkX, final int chunkZ,
++ final Runnable run, final Priority priority) {
++ final PrioritisedExecutor.PrioritisedTask[] ret = new PrioritisedExecutor.PrioritisedTask[1];
++ final long subOrder = this.executor.generateNextSubOrder();
++ this.regionTasks.compute(CoordinateUtils.getChunkKey(chunkX >> REGION_FILE_SHIFT, chunkZ >> REGION_FILE_SHIFT),
++ (final long regionKey, final RegionIOTasks existing) -> {
++ final RegionIOTasks res;
++ if (existing != null) {
++ res = existing;
++ } else {
++ res = new RegionIOTasks(regionKey, IOScheduler.this);
++ }
++
++ ret[0] = res.createTask(run, priority, subOrder);
++
++ return res;
++ });
++
++ return ret[0];
++ }
++ }
++
++ private static final class RegionIOTasks implements Runnable {
++
++ private static final Logger LOGGER = LoggerFactory.getLogger(RegionIOTasks.class);
++
++ private final PrioritisedTaskQueue queue = new PrioritisedTaskQueue();
++ private final long regionKey;
++ private final IOScheduler ioScheduler;
++ private long createdTasks;
++ private long executedTasks;
++
++ private PrioritisedExecutor.PrioritisedTask task;
++
++ public RegionIOTasks(final long regionKey, final IOScheduler ioScheduler) {
++ this.regionKey = regionKey;
++ this.ioScheduler = ioScheduler;
++ }
++
++ public PrioritisedExecutor.PrioritisedTask createTask(final Runnable run, final Priority priority,
++ final long subOrder) {
++ ++this.createdTasks;
++ return new WrappedTask(this.queue.createTask(run, priority, subOrder));
++ }
++
++ private void adjustTaskPriority() {
++ final PrioritisedTaskQueue.PrioritySubOrderPair priority = this.queue.getHighestPrioritySubOrder();
++ if (this.task == null) {
++ if (priority == null) {
++ return;
++ }
++ this.task = this.ioScheduler.executor.createTask(this, priority.priority(), priority.subOrder());
++ this.task.queue();
++ } else {
++ if (priority == null) {
++ throw new IllegalStateException();
++ } else {
++ this.task.setPriorityAndSubOrder(priority.priority(), priority.subOrder());
++ }
++ }
+ }
+
+ @Override
+ public void run() {
-+ final InProgressRead read = this.inProgressRead;
-+ final long chunkKey = CoordinateUtils.getChunkKey(this.chunkX, this.chunkZ);
++ final Runnable run;
++ synchronized (this) {
++ run = this.queue.pollTask();
++ }
+
-+ if (read != null) {
-+ final boolean[] canRead = new boolean[] { true };
-+
-+ if (read.hasNoWaiters()) {
-+ // cancelled read? go to task controller to confirm
-+ final ChunkDataTask inMap = this.taskController.tasks.compute(chunkKey, (final long keyInMap, final ChunkDataTask valueInMap) -> {
-+ if (valueInMap == null) {
-+ throw new IllegalStateException("Write completed concurrently, expected this task: " + ChunkDataTask.this.toString() + ", report this!");
-+ }
-+ if (valueInMap != ChunkDataTask.this) {
-+ throw new IllegalStateException("Chunk task mismatch, expected this task: " + ChunkDataTask.this.toString() + ", got: " + valueInMap.toString() + ", report this!");
-+ }
-+
-+ if (!read.hasNoWaiters()) {
-+ return valueInMap;
-+ } else {
-+ canRead[0] = false;
-+ }
-+
-+ return valueInMap.inProgressWrite == NOTHING_TO_WRITE ? null : valueInMap;
-+ });
-+
-+ if (inMap == null) {
-+ // read is cancelled - and no write pending, so we're done
-+ return;
-+ }
-+ // if there is a write in progress, we don't actually have to worry about waiters gaining new entries -
-+ // the readers will just use the in progress write, so the value in canRead is good to use without
-+ // further synchronisation.
++ try {
++ run.run();
++ } finally {
++ synchronized (this) {
++ this.task = null;
++ this.adjustTaskPriority();
+ }
-+
-+ if (canRead[0]) {
-+ CompoundTag compound = null;
-+ Throwable throwable = null;
-+
-+ try {
-+ compound = this.taskController.readData(this.chunkX, this.chunkZ);
-+ } catch (final Throwable thr) {
-+ throwable = thr;
-+ LOGGER.error("Failed to read chunk data for task: " + this.toString(), thr);
++ this.ioScheduler.regionTasks.compute(this.regionKey, (final long keyInMap, final RegionIOTasks tasks) -> {
++ if (tasks != RegionIOTasks.this) {
++ throw new IllegalStateException("Region task mismatch");
+ }
-+ read.complete(this, compound, throwable);
++ ++tasks.executedTasks;
++ if (tasks.createdTasks != tasks.executedTasks) {
++ return tasks;
++ }
++
++ if (tasks.task != null) {
++ throw new IllegalStateException("Task may not be null when created==executed");
++ }
++
++ return null;
++ });
++ }
++ }
++
++ private final class WrappedTask implements PrioritisedExecutor.PrioritisedTask {
++
++ private final PrioritisedExecutor.PrioritisedTask wrapped;
++
++ public WrappedTask(final PrioritisedExecutor.PrioritisedTask wrap) {
++ this.wrapped = wrap;
++ }
++
++ @Override
++ public PrioritisedExecutor getExecutor() {
++ return RegionIOTasks.this.ioScheduler.executor;
++ }
++
++ @Override
++ public boolean queue() {
++ synchronized (RegionIOTasks.this) {
++ if (this.wrapped.queue()) {
++ RegionIOTasks.this.adjustTaskPriority();
++ return true;
++ }
++ return false;
+ }
+ }
+
-+ CompoundTag write = this.inProgressWrite;
-+
-+ if (write == NOTHING_TO_WRITE) {
-+ final ChunkDataTask inMap = this.taskController.tasks.compute(chunkKey, (final long keyInMap, final ChunkDataTask valueInMap) -> {
-+ if (valueInMap == null) {
-+ throw new IllegalStateException("Write completed concurrently, expected this task: " + ChunkDataTask.this.toString() + ", report this!");
-+ }
-+ if (valueInMap != ChunkDataTask.this) {
-+ throw new IllegalStateException("Chunk task mismatch, expected this task: " + ChunkDataTask.this.toString() + ", got: " + valueInMap.toString() + ", report this!");
-+ }
-+ return valueInMap.inProgressWrite == NOTHING_TO_WRITE ? null : valueInMap;
-+ });
-+
-+ if (inMap == null) {
-+ return; // set the task value to null, indicating we're done
-+ } // else: inProgressWrite changed, so now we have something to write
++ @Override
++ public boolean isQueued() {
++ return this.wrapped.isQueued();
+ }
+
-+ for (;;) {
-+ write = this.inProgressWrite;
-+ final CompoundTag dataWritten = write;
++ @Override
++ public boolean cancel() {
++ throw new UnsupportedOperationException();
++ }
+
-+ boolean failedWrite = false;
++ @Override
++ public boolean execute() {
++ throw new UnsupportedOperationException();
++ }
+
-+ try {
-+ this.taskController.writeData(this.chunkX, this.chunkZ, write);
-+ } catch (final Throwable thr) {
-+ if (thr instanceof RegionFileStorage.RegionFileSizeException) {
-+ final int maxSize = RegionFile.MAX_CHUNK_SIZE / (1024 * 1024);
-+ LOGGER.error("Chunk at (" + this.chunkX + "," + this.chunkZ + ") in '" + WorldUtil.getWorldName(this.world) + "' exceeds max size of " + maxSize + "MiB, it has been deleted from disk.");
-+ } else {
-+ failedWrite = thr instanceof IOException;
-+ LOGGER.error("Failed to write chunk data for task: " + this.toString(), thr);
++ @Override
++ public Priority getPriority() {
++ return this.wrapped.getPriority();
++ }
++
++ @Override
++ public boolean setPriority(final Priority priority) {
++ synchronized (RegionIOTasks.this) {
++ if (this.wrapped.setPriority(priority) && this.wrapped.isQueued()) {
++ RegionIOTasks.this.adjustTaskPriority();
++ return true;
+ }
++ return false;
+ }
++ }
+
-+ final boolean finalFailWrite = failedWrite;
-+ final boolean[] done = new boolean[] { false };
-+
-+ this.taskController.tasks.compute(chunkKey, (final long keyInMap, final ChunkDataTask valueInMap) -> {
-+ if (valueInMap == null) {
-+ throw new IllegalStateException("Write completed concurrently, expected this task: " + ChunkDataTask.this.toString() + ", report this!");
++ @Override
++ public boolean raisePriority(final Priority priority) {
++ synchronized (RegionIOTasks.this) {
++ if (this.wrapped.raisePriority(priority) && this.wrapped.isQueued()) {
++ RegionIOTasks.this.adjustTaskPriority();
++ return true;
+ }
-+ if (valueInMap != ChunkDataTask.this) {
-+ throw new IllegalStateException("Chunk task mismatch, expected this task: " + ChunkDataTask.this.toString() + ", got: " + valueInMap.toString() + ", report this!");
-+ }
-+ if (valueInMap.inProgressWrite == dataWritten) {
-+ valueInMap.failedWrite = finalFailWrite;
-+ done[0] = true;
-+ // keep the data in map if we failed the write so we can try to prevent data loss
-+ return finalFailWrite ? valueInMap : null;
-+ }
-+ // different data than expected, means we need to retry write
-+ return valueInMap;
-+ });
-+
-+ if (done[0]) {
-+ return;
++ return false;
+ }
++ }
+
-+ // fetch & write new data
-+ continue;
++ @Override
++ public boolean lowerPriority(final Priority priority) {
++ synchronized (RegionIOTasks.this) {
++ if (this.wrapped.lowerPriority(priority) && this.wrapped.isQueued()) {
++ RegionIOTasks.this.adjustTaskPriority();
++ return true;
++ }
++ return false;
++ }
++ }
++
++ @Override
++ public long getSubOrder() {
++ return this.wrapped.getSubOrder();
++ }
++
++ @Override
++ public boolean setSubOrder(final long subOrder) {
++ synchronized (RegionIOTasks.this) {
++ if (this.wrapped.setSubOrder(subOrder) && this.wrapped.isQueued()) {
++ RegionIOTasks.this.adjustTaskPriority();
++ return true;
++ }
++ return false;
++ }
++ }
++
++ @Override
++ public boolean raiseSubOrder(final long subOrder) {
++ synchronized (RegionIOTasks.this) {
++ if (this.wrapped.raiseSubOrder(subOrder) && this.wrapped.isQueued()) {
++ RegionIOTasks.this.adjustTaskPriority();
++ return true;
++ }
++ return false;
++ }
++ }
++
++ @Override
++ public boolean lowerSubOrder(final long subOrder) {
++ synchronized (RegionIOTasks.this) {
++ if (this.wrapped.lowerSubOrder(subOrder) && this.wrapped.isQueued()) {
++ RegionIOTasks.this.adjustTaskPriority();
++ return true;
++ }
++ return false;
++ }
++ }
++
++ @Override
++ public boolean setPriorityAndSubOrder(final Priority priority, final long subOrder) {
++ synchronized (RegionIOTasks.this) {
++ if (this.wrapped.setPriorityAndSubOrder(priority, subOrder) && this.wrapped.isQueued()) {
++ RegionIOTasks.this.adjustTaskPriority();
++ return true;
++ }
++ return false;
++ }
+ }
+ }
+ }
@@ -1829,23 +2530,25 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.io.datacontroller;
+
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.ChunkSystemRegionFileStorage;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
++import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemChunkMap;
++import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
+import ca.spottedleaf.moonrise.patches.chunk_system.storage.ChunkSystemChunkStorage;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.level.ChunkPos;
+import net.minecraft.world.level.chunk.storage.RegionFileStorage;
+import java.io.IOException;
-+import java.util.Optional;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionException;
+
-+public final class ChunkDataController extends RegionFileIOThread.ChunkDataController {
++public final class ChunkDataController extends MoonriseRegionFileIO.RegionDataController {
+
+ private final ServerLevel world;
+
-+ public ChunkDataController(final ServerLevel world) {
-+ super(RegionFileIOThread.RegionFileType.CHUNK_DATA);
++ public ChunkDataController(final ServerLevel world, final ChunkTaskScheduler taskScheduler) {
++ super(MoonriseRegionFileIO.RegionFileType.CHUNK_DATA, taskScheduler.ioExecutor, taskScheduler.compressionExecutor);
+ this.world = world;
+ }
+
@@ -1855,32 +2558,24 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public void writeData(final int chunkX, final int chunkZ, final CompoundTag compound) throws IOException {
-+ final CompletableFuture future = this.world.getChunkSource().chunkMap.write(new ChunkPos(chunkX, chunkZ), compound);
-+
-+ try {
-+ if (future != null) {
-+ // rets non-null when sync writing (i.e. future should be completed here)
-+ future.join();
-+ }
-+ } catch (final CompletionException ex) {
-+ if (ex.getCause() instanceof IOException ioException) {
-+ throw ioException;
-+ }
-+ throw ex;
-+ }
++ public WriteData startWrite(final int chunkX, final int chunkZ, final CompoundTag compound) throws IOException {
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$startWrite(chunkX, chunkZ, compound);
+ }
+
+ @Override
-+ public CompoundTag readData(final int chunkX, final int chunkZ) throws IOException {
-+ try {
-+ return this.world.getChunkSource().chunkMap.read(new ChunkPos(chunkX, chunkZ)).join().orElse(null);
-+ } catch (final CompletionException ex) {
-+ if (ex.getCause() instanceof IOException ioException) {
-+ throw ioException;
-+ }
-+ throw ex;
-+ }
++ public void finishWrite(final int chunkX, final int chunkZ, final WriteData writeData) throws IOException {
++ ((ChunkSystemChunkMap)this.world.getChunkSource().chunkMap).moonrise$writeFinishCallback(new ChunkPos(chunkX, chunkZ));
++ ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$finishWrite(chunkX, chunkZ, writeData);
++ }
++
++ @Override
++ public ReadData readData(final int chunkX, final int chunkZ) throws IOException {
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$readData(chunkX, chunkZ);
++ }
++
++ @Override
++ public CompoundTag finishRead(final int chunkX, final int chunkZ, final ReadData readData) throws IOException {
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$finishRead(chunkX, chunkZ, readData);
+ }
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/io/datacontroller/EntityDataController.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/io/datacontroller/EntityDataController.java
@@ -1891,7 +2586,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.io.datacontroller;
+
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.ChunkSystemRegionFileStorage;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
++import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.world.level.ChunkPos;
+import net.minecraft.world.level.chunk.storage.EntityStorage;
@@ -1900,12 +2597,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import java.io.IOException;
+import java.nio.file.Path;
+
-+public final class EntityDataController extends RegionFileIOThread.ChunkDataController {
++public final class EntityDataController extends MoonriseRegionFileIO.RegionDataController {
+
+ private final EntityRegionFileStorage storage;
+
-+ public EntityDataController(final EntityRegionFileStorage storage) {
-+ super(RegionFileIOThread.RegionFileType.ENTITY_DATA);
++ public EntityDataController(final EntityRegionFileStorage storage, final ChunkTaskScheduler taskScheduler) {
++ super(MoonriseRegionFileIO.RegionFileType.ENTITY_DATA, taskScheduler.ioExecutor, taskScheduler.compressionExecutor);
+ this.storage = storage;
+ }
+
@@ -1915,13 +2612,35 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public void writeData(final int chunkX, final int chunkZ, final CompoundTag compound) throws IOException {
-+ this.storage.write(new ChunkPos(chunkX, chunkZ), compound);
++ public WriteData startWrite(final int chunkX, final int chunkZ, final CompoundTag compound) throws IOException {
++ checkPosition(new ChunkPos(chunkX, chunkZ), compound);
++
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$startWrite(chunkX, chunkZ, compound);
+ }
+
+ @Override
-+ public CompoundTag readData(final int chunkX, final int chunkZ) throws IOException {
-+ return this.storage.read(new ChunkPos(chunkX, chunkZ));
++ public void finishWrite(final int chunkX, final int chunkZ, final WriteData writeData) throws IOException {
++ ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$finishWrite(chunkX, chunkZ, writeData);
++ }
++
++ @Override
++ public ReadData readData(final int chunkX, final int chunkZ) throws IOException {
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$readData(chunkX, chunkZ);
++ }
++
++ @Override
++ public CompoundTag finishRead(final int chunkX, final int chunkZ, final ReadData readData) throws IOException {
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$finishRead(chunkX, chunkZ, readData);
++ }
++
++ private static void checkPosition(final ChunkPos pos, final CompoundTag nbt) {
++ final ChunkPos nbtPos = nbt == null ? null : EntityStorage.readChunkPos(nbt);
++ if (nbtPos != null && !pos.equals(nbtPos)) {
++ throw new IllegalArgumentException(
++ "Entity chunk coordinate and serialized data do not have matching coordinates, trying to serialize coordinate " + pos.toString()
++ + " but compound says coordinate is " + nbtPos
++ );
++ }
+ }
+
+ public static final class EntityRegionFileStorage extends RegionFileStorage {
@@ -1933,13 +2652,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ @Override
+ public void write(final ChunkPos pos, final CompoundTag nbt) throws IOException {
-+ final ChunkPos nbtPos = nbt == null ? null : EntityStorage.readChunkPos(nbt);
-+ if (nbtPos != null && !pos.equals(nbtPos)) {
-+ throw new IllegalArgumentException(
-+ "Entity chunk coordinate and serialized data do not have matching coordinates, trying to serialize coordinate " + pos.toString()
-+ + " but compound says coordinate is " + nbtPos + " for world: " + this
-+ );
-+ }
++ checkPosition(pos, nbt);
+ super.write(pos, nbt);
+ }
+ }
@@ -1952,19 +2665,21 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.io.datacontroller;
+
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.ChunkSystemRegionFileStorage;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.storage.ChunkSystemSectionStorage;
++import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
+import net.minecraft.nbt.CompoundTag;
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.world.level.chunk.storage.RegionFileStorage;
+import java.io.IOException;
+
-+public final class PoiDataController extends RegionFileIOThread.ChunkDataController {
++public final class PoiDataController extends MoonriseRegionFileIO.RegionDataController {
+
+ private final ServerLevel world;
+
-+ public PoiDataController(final ServerLevel world) {
-+ super(RegionFileIOThread.RegionFileType.POI_DATA);
++ public PoiDataController(final ServerLevel world, final ChunkTaskScheduler taskScheduler) {
++ super(MoonriseRegionFileIO.RegionFileType.POI_DATA, taskScheduler.ioExecutor, taskScheduler.compressionExecutor);
+ this.world = world;
+ }
+
@@ -1974,14 +2689,40 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public void writeData(final int chunkX, final int chunkZ, final CompoundTag compound) throws IOException {
-+ ((ChunkSystemSectionStorage)this.world.getPoiManager()).moonrise$write(chunkX, chunkZ, compound);
++ public WriteData startWrite(final int chunkX, final int chunkZ, final CompoundTag compound) throws IOException {
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$startWrite(chunkX, chunkZ, compound);
+ }
+
+ @Override
-+ public CompoundTag readData(final int chunkX, final int chunkZ) throws IOException {
-+ return ((ChunkSystemSectionStorage)this.world.getPoiManager()).moonrise$read(chunkX, chunkZ);
++ public void finishWrite(final int chunkX, final int chunkZ, final WriteData writeData) throws IOException {
++ ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$finishWrite(chunkX, chunkZ, writeData);
+ }
++
++ @Override
++ public ReadData readData(final int chunkX, final int chunkZ) throws IOException {
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$readData(chunkX, chunkZ);
++ }
++
++ @Override
++ public CompoundTag finishRead(final int chunkX, final int chunkZ, final ReadData readData) throws IOException {
++ return ((ChunkSystemRegionFileStorage)this.getCache()).moonrise$finishRead(chunkX, chunkZ, readData);
++ }
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/ChunkSystemChunkMap.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/ChunkSystemChunkMap.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/ChunkSystemChunkMap.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.chunk_system.level;
++
++import net.minecraft.world.level.ChunkPos;
++import java.io.IOException;
++
++public interface ChunkSystemChunkMap {
++
++ public void moonrise$writeFinishCallback(final ChunkPos pos) throws IOException;
++
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/ChunkSystemLevel.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/ChunkSystemLevel.java
new file mode 100644
@@ -1991,6 +2732,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.level;
+
++import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkData;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.entity.EntityLookup;
+import net.minecraft.world.level.chunk.ChunkAccess;
+import net.minecraft.world.level.chunk.LevelChunk;
@@ -2010,6 +2752,16 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public void moonrise$midTickTasks();
+
++ public ChunkData moonrise$getChunkData(final long chunkKey);
++
++ public ChunkData moonrise$getChunkData(final int chunkX, final int chunkZ);
++
++ public ChunkData moonrise$requestChunkData(final long chunkKey);
++
++ public ChunkData moonrise$releaseChunkData(final long chunkKey);
++
++ public boolean moonrise$areChunksLoaded(final int fromX, final int fromZ, final int toX, final int toZ);
++
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/ChunkSystemLevelReader.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/ChunkSystemLevelReader.java
new file mode 100644
@@ -2035,13 +2787,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.level;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.util.Priority;
+import ca.spottedleaf.moonrise.common.list.ReferenceList;
+import ca.spottedleaf.moonrise.common.misc.NearbyPlayers;
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
+import ca.spottedleaf.moonrise.patches.chunk_system.player.RegionizedPlayerChunkLoader;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
+import net.minecraft.core.BlockPos;
++import net.minecraft.server.level.ChunkHolder;
+import net.minecraft.server.level.ServerChunkCache;
+import net.minecraft.world.level.chunk.ChunkAccess;
+import net.minecraft.world.level.chunk.status.ChunkStatus;
@@ -2052,32 +2805,34 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public ChunkTaskScheduler moonrise$getChunkTaskScheduler();
+
-+ public RegionFileIOThread.ChunkDataController moonrise$getChunkDataController();
++ public MoonriseRegionFileIO.RegionDataController moonrise$getChunkDataController();
+
-+ public RegionFileIOThread.ChunkDataController moonrise$getPoiChunkDataController();
++ public MoonriseRegionFileIO.RegionDataController moonrise$getPoiChunkDataController();
+
-+ public RegionFileIOThread.ChunkDataController moonrise$getEntityChunkDataController();
++ public MoonriseRegionFileIO.RegionDataController moonrise$getEntityChunkDataController();
+
+ public int moonrise$getRegionChunkShift();
+
-+ // Paper - marked closing not needed on CB
++ public boolean moonrise$isMarkedClosing();
++
++ public void moonrise$setMarkedClosing(final boolean value);
+
+ public RegionizedPlayerChunkLoader moonrise$getPlayerChunkLoader();
+
+ public void moonrise$loadChunksAsync(final BlockPos pos, final int radiusBlocks,
-+ final PrioritisedExecutor.Priority priority,
++ final Priority priority,
+ final Consumer> onLoad);
+
+ public void moonrise$loadChunksAsync(final BlockPos pos, final int radiusBlocks,
-+ final ChunkStatus chunkStatus, final PrioritisedExecutor.Priority priority,
++ final ChunkStatus chunkStatus, final Priority priority,
+ final Consumer> onLoad);
+
+ public void moonrise$loadChunksAsync(final int minChunkX, final int maxChunkX, final int minChunkZ, final int maxChunkZ,
-+ final PrioritisedExecutor.Priority priority,
++ final Priority priority,
+ final Consumer> onLoad);
+
+ public void moonrise$loadChunksAsync(final int minChunkX, final int maxChunkX, final int minChunkZ, final int maxChunkZ,
-+ final ChunkStatus chunkStatus, final PrioritisedExecutor.Priority priority,
++ final ChunkStatus chunkStatus, final Priority priority,
+ final Consumer> onLoad);
+
+ public RegionizedPlayerChunkLoader.ViewDistanceHolder moonrise$getViewDistanceHolder();
@@ -2094,6 +2849,33 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public ReferenceList moonrise$getEntityTickingChunks();
+}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/chunk/ChunkData.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/chunk/ChunkData.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/chunk/ChunkData.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.chunk_system.level.chunk;
++
++import ca.spottedleaf.moonrise.common.misc.NearbyPlayers;
++
++public final class ChunkData {
++
++ private int referenceCount = 0;
++ public NearbyPlayers.TrackedChunk nearbyPlayers; // Moonrise - nearby players
++
++ public ChunkData() {
++
++ }
++
++ public int increaseRef() {
++ return ++this.referenceCount;
++ }
++
++ public int decreaseRef() {
++ return --this.referenceCount;
++ }
++}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/chunk/ChunkSystemChunkHolder.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/chunk/ChunkSystemChunkHolder.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@@ -2166,12 +2948,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.level.chunk;
+
++import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkHolderManager;
+import net.minecraft.server.level.ChunkMap;
+
+public interface ChunkSystemDistanceManager {
+
+ public ChunkMap moonrise$getChunkMap();
+
++ public ChunkHolderManager moonrise$getChunkHolderManager();
++
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/chunk/ChunkSystemLevelChunk.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/chunk/ChunkSystemLevelChunk.java
new file mode 100644
@@ -2200,7 +2985,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.level.entity;
+
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.common.list.EntityList;
++import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkData;
+import ca.spottedleaf.moonrise.patches.chunk_system.entity.ChunkSystemEntity;
+import com.google.common.collect.ImmutableList;
+import it.unimi.dsi.fastutil.objects.Reference2ObjectMap;
@@ -2213,6 +3000,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import net.minecraft.server.level.ServerLevel;
+import net.minecraft.util.Mth;
+import net.minecraft.world.entity.Entity;
++import net.minecraft.world.entity.EntitySpawnReason;
+import net.minecraft.world.entity.EntityType;
+import net.minecraft.world.entity.boss.EnderDragonPart;
+import net.minecraft.world.entity.boss.enderdragon.EnderDragon;
@@ -2226,7 +3014,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import java.util.Iterator;
+import java.util.List;
+import java.util.function.Predicate;
-+import org.bukkit.event.entity.EntityRemoveEvent;
+
+public final class ChunkEntitySlices {
+
@@ -2243,6 +3030,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private final EntityList entities = new EntityList();
+
+ public FullChunkStatus status;
++ public final ChunkData chunkData;
+
+ private boolean isTransient;
+
@@ -2255,7 +3043,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ public ChunkEntitySlices(final Level world, final int chunkX, final int chunkZ, final FullChunkStatus status,
-+ final int minSection, final int maxSection) { // inclusive, inclusive
++ final ChunkData chunkData, final int minSection, final int maxSection) { // inclusive, inclusive
+ this.minSection = minSection;
+ this.maxSection = maxSection;
+ this.chunkX = chunkX;
@@ -2268,11 +3056,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ this.entitiesByType = new Reference2ObjectOpenHashMap<>();
+
+ this.status = status;
++ this.chunkData = chunkData;
+ }
+
+ public static List readEntities(final ServerLevel world, final CompoundTag compoundTag) {
+ // TODO check this and below on update for format changes
-+ return EntityType.loadEntitiesRecursive(compoundTag.getList("Entities", 10), world).collect(ImmutableList.toImmutableList());
++ return EntityType.loadEntitiesRecursive(compoundTag.getList("Entities", 10), world, EntitySpawnReason.LOAD).collect(ImmutableList.toImmutableList());
+ }
+
+ // Paper start - rewrite chunk system
@@ -2300,7 +3089,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ final ListTag entitiesTag = new ListTag();
-+ for (final Entity entity : entities) {
++ for (final Entity entity : PlatformHooks.get().modifySavedEntities(world, chunkPos.x, chunkPos.z, entities)) {
+ CompoundTag compoundTag = new CompoundTag();
+ if (entity.save(compoundTag)) {
+ entitiesTag.add(compoundTag);
@@ -2347,12 +3136,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ continue;
+ }
+ if (entity.shouldBeSaved()) {
-+ entity.setRemoved(Entity.RemovalReason.UNLOADED_TO_CHUNK, EntityRemoveEvent.Cause.UNLOAD);
++ PlatformHooks.get().unloadEntity(entity);
+ if (entity.isVehicle()) {
+ // we cannot assume that these entities are contained within this chunk, because entities can
+ // desync - so we need to remove them all
+ for (final Entity passenger : entity.getIndirectPassengers()) {
-+ passenger.setRemoved(Entity.RemovalReason.UNLOADED_TO_CHUNK, EntityRemoveEvent.Cause.UNLOAD);
++ PlatformHooks.get().unloadEntity(passenger);
+ }
+ }
+ }
@@ -2361,34 +3150,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return this.entities.size() != 0;
+ }
+
-+ // Paper start
-+ public org.bukkit.entity.Entity[] getChunkEntities() {
-+ List ret = new java.util.ArrayList<>();
-+ final Entity[] entities = this.entities.getRawData();
-+ for (int i = 0, size = Math.min(entities.length, this.entities.size()); i < size; ++i) {
-+ final Entity entity = entities[i];
-+ if (entity == null) {
-+ continue;
-+ }
-+ final org.bukkit.entity.Entity bukkit = entity.getBukkitEntity();
-+ if (bukkit != null && bukkit.isValid()) {
-+ ret.add(bukkit);
-+ }
-+ }
-+
-+ return ret.toArray(new org.bukkit.entity.Entity[0]);
-+ }
-+
-+ public void callEntitiesLoadEvent() {
-+ org.bukkit.craftbukkit.event.CraftEventFactory.callEntitiesLoadEvent(this.world, new ChunkPos(this.chunkX, this.chunkZ), this.getAllEntities());
-+ }
-+
-+ public void callEntitiesUnloadEvent() {
-+ org.bukkit.craftbukkit.event.CraftEventFactory.callEntitiesUnloadEvent(this.world, new ChunkPos(this.chunkX, this.chunkZ), this.getAllEntities());
-+ }
-+ // Paper end
-+
-+ private List getAllEntities() {
++ public List getAllEntities() {
+ final int len = this.entities.size();
+ if (len == 0) {
+ return new ArrayList<>();
@@ -2451,6 +3213,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return false;
+ }
+ ((ChunkSystemEntity)entity).moonrise$setChunkStatus(this.status);
++ ((ChunkSystemEntity)entity).moonrise$setChunkData(this.chunkData);
+ final int sectionIndex = chunkSection - this.minSection;
+
+ this.allEntities.addEntity(entity, sectionIndex);
@@ -2484,6 +3247,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return false;
+ }
+ ((ChunkSystemEntity)entity).moonrise$setChunkStatus(null);
++ ((ChunkSystemEntity)entity).moonrise$setChunkData(null);
+ final int sectionIndex = chunkSection - this.minSection;
+
+ this.allEntities.removeEntity(entity, sectionIndex);
@@ -3071,8 +3835,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ protected final SWMRLong2ObjectHashTable regions = new SWMRLong2ObjectHashTable<>(128, 0.5f);
+
-+ protected final int minSection; // inclusive
-+ protected final int maxSection; // inclusive
+ protected final LevelCallback worldCallback;
+
+ protected final ConcurrentLong2ReferenceChainedHashTable entityById = new ConcurrentLong2ReferenceChainedHashTable<>();
@@ -3081,8 +3843,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public EntityLookup(final Level world, final LevelCallback worldCallback) {
+ this.world = world;
-+ this.minSection = WorldUtil.getMinSection(world);
-+ this.maxSection = WorldUtil.getMaxSection(world);
+ this.worldCallback = worldCallback;
+ }
+
@@ -3116,7 +3876,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ protected abstract void entityEndTicking(final Entity entity);
+
-+ protected abstract boolean screenEntity(final Entity entity);
++ protected abstract boolean screenEntity(final Entity entity, final boolean fromDisk, final boolean event);
+
+ private static Entity maskNonAccessible(final Entity entity) {
+ if (entity == null) {
@@ -3372,7 +4132,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ protected void addRecursivelySafe(final Entity root, final boolean fromDisk) {
-+ if (!this.addEntity(root, fromDisk)) {
++ if (!this.addEntity(root, fromDisk, true)) {
+ // possible we are a passenger, and so should dismount from any valid entity in the world
+ root.stopRiding();
+ return;
@@ -3411,7 +4171,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ public boolean addNewEntity(final Entity entity) {
-+ return this.addEntity(entity, false);
++ return this.addNewEntity(entity, true);
++ }
++
++ public boolean addNewEntity(final Entity entity, final boolean event) {
++ return this.addEntity(entity, false, event);
+ }
+
+ public static Visibility getEntityStatus(final Entity entity) {
@@ -3422,10 +4186,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return Visibility.fromFullChunkStatus(entityStatus == null ? FullChunkStatus.INACCESSIBLE : entityStatus);
+ }
+
-+ protected boolean addEntity(final Entity entity, final boolean fromDisk) {
++ protected boolean addEntity(final Entity entity, final boolean fromDisk, final boolean event) {
+ final BlockPos pos = entity.blockPosition();
+ final int sectionX = pos.getX() >> 4;
-+ final int sectionY = Mth.clamp(pos.getY() >> 4, this.minSection, this.maxSection);
++ final int sectionY = Mth.clamp(pos.getY() >> 4, WorldUtil.getMinSection(this.world), WorldUtil.getMaxSection(this.world));
+ final int sectionZ = pos.getZ() >> 4;
+ this.checkThread(sectionX, sectionZ, "Cannot add entity off-main thread");
+
@@ -3439,7 +4203,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return false;
+ }
+
-+ if (!this.screenEntity(entity)) {
++ if (!this.screenEntity(entity, fromDisk, event)) {
+ return false;
+ }
+
@@ -3544,7 +4308,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int sectionZ = ((ChunkSystemEntity)entity).moonrise$getSectionZ();
+ final BlockPos newPos = entity.blockPosition();
+ final int newSectionX = newPos.getX() >> 4;
-+ final int newSectionY = Mth.clamp(newPos.getY() >> 4, this.minSection, this.maxSection);
++ final int newSectionY = Mth.clamp(newPos.getY() >> 4, WorldUtil.getMinSection(this.world), WorldUtil.getMaxSection(this.world));
+ final int newSectionZ = newPos.getZ() >> 4;
+
+ if (newSectionX == sectionX && newSectionY == sectionY && newSectionZ == sectionZ) {
@@ -3984,7 +4748,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public ChunkEntitySlices getOrCreateChunk(final int chunkX, final int chunkZ) {
+ final ChunkSlicesRegion region = this.getRegion(chunkX >> REGION_SHIFT, chunkZ >> REGION_SHIFT);
-+ ChunkEntitySlices ret;
++ final ChunkEntitySlices ret;
+ if (region == null || (ret = region.get((chunkX & REGION_MASK) | ((chunkZ & REGION_MASK) << REGION_SHIFT))) == null) {
+ return this.createEntityChunk(chunkX, chunkZ, true);
+ }
@@ -4082,7 +4846,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ @Override
+ public void onRemove(final Entity.RemovalReason reason) {
+ final Entity entity = this.entity;
-+ EntityLookup.this.checkThread(entity, "Cannot remove entity off-main"); // Paper - rewrite chunk system
++ EntityLookup.this.checkThread(entity, "Cannot remove entity off-main");
+ final Visibility tickingState = EntityLookup.getEntityStatus(entity);
+
+ EntityLookup.this.removeEntity(entity);
@@ -4106,7 +4870,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public void onRemove(final Entity.RemovalReason reason) {}
+ }
+}
-\ No newline at end of file
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/entity/client/ClientEntityLookup.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/entity/client/ClientEntityLookup.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@@ -4115,6 +4878,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.level.entity.client;
+
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.entity.ChunkEntitySlices;
@@ -4160,7 +4924,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ final ChunkEntitySlices ret = new ChunkEntitySlices(
+ this.world, chunkX, chunkZ,
-+ ticking ? FullChunkStatus.ENTITY_TICKING : FullChunkStatus.FULL, WorldUtil.getMinSection(this.world), WorldUtil.getMaxSection(this.world)
++ ticking ? FullChunkStatus.ENTITY_TICKING : FullChunkStatus.FULL, null,
++ WorldUtil.getMinSection(this.world), WorldUtil.getMaxSection(this.world)
+ );
+
+ // note: not handled by superclass
@@ -4178,7 +4943,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ protected void entitySectionChangeCallback(final Entity entity,
+ final int oldSectionX, final int oldSectionY, final int oldSectionZ,
+ final int newSectionX, final int newSectionY, final int newSectionZ) {
-+
++ PlatformHooks.get().entityMove(
++ entity,
++ CoordinateUtils.getChunkSectionKey(oldSectionX, oldSectionY, oldSectionZ),
++ CoordinateUtils.getChunkSectionKey(newSectionX, newSectionY, newSectionZ)
++ );
+ }
+
+ @Override
@@ -4212,7 +4981,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected boolean screenEntity(final Entity entity) {
++ protected boolean screenEntity(final Entity entity, final boolean fromDisk, final boolean event) {
+ return true;
+ }
+
@@ -4276,7 +5045,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ protected ChunkEntitySlices createEntityChunk(final int chunkX, final int chunkZ, final boolean transientChunk) {
+ final ChunkEntitySlices ret = new ChunkEntitySlices(
+ this.world, chunkX, chunkZ, FullChunkStatus.FULL,
-+ WorldUtil.getMinSection(this.world), WorldUtil.getMaxSection(this.world)
++ null, WorldUtil.getMinSection(this.world), WorldUtil.getMaxSection(this.world)
+ );
+
+ // note: not handled by superclass
@@ -4328,7 +5097,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected boolean screenEntity(final Entity entity) {
++ protected boolean screenEntity(final Entity entity, final boolean fromDisk, final boolean event) {
+ return true;
+ }
+
@@ -4364,7 +5133,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.level.entity.server;
+
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.common.list.ReferenceList;
++import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+import ca.spottedleaf.moonrise.common.util.TickThread;
+import ca.spottedleaf.moonrise.common.util.ChunkSystem;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel;
@@ -4381,7 +5152,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ private final ServerLevel serverWorld;
+ public final ReferenceList trackerEntities = new ReferenceList<>(EMPTY_ENTITY_ARRAY); // Moonrise - entity tracker
-+ public final ReferenceList trackerUnloadedEntities = new ReferenceList<>(EMPTY_ENTITY_ARRAY); // Moonrise - entity tracker
+
+ public ServerEntityLookup(final ServerLevel world, final LevelCallback worldCallback) {
+ super(world, worldCallback);
@@ -4427,6 +5197,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (entity instanceof ServerPlayer player) {
+ ((ChunkSystemServerLevel)this.serverWorld).moonrise$getNearbyPlayers().tickPlayer(player);
+ }
++ PlatformHooks.get().entityMove(
++ entity,
++ CoordinateUtils.getChunkSectionKey(oldSectionX, oldSectionY, oldSectionZ),
++ CoordinateUtils.getChunkSectionKey(newSectionX, newSectionY, newSectionZ)
++ );
+ }
+
+ @Override
@@ -4441,14 +5216,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (entity instanceof ServerPlayer player) {
+ ((ChunkSystemServerLevel)this.serverWorld).moonrise$getNearbyPlayers().removePlayer(player);
+ }
-+ this.trackerUnloadedEntities.remove(entity); // Moonrise - entity tracker
+ }
+
+ @Override
+ protected void entityStartLoaded(final Entity entity) {
+ // Moonrise start - entity tracker
+ this.trackerEntities.add(entity);
-+ this.trackerUnloadedEntities.remove(entity);
+ // Moonrise end - entity tracker
+ }
+
@@ -4456,7 +5229,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ protected void entityEndLoaded(final Entity entity) {
+ // Moonrise start - entity tracker
+ this.trackerEntities.remove(entity);
-+ this.trackerUnloadedEntities.add(entity);
+ // Moonrise end - entity tracker
+ }
+
@@ -4471,8 +5243,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected boolean screenEntity(final Entity entity) {
-+ return ChunkSystem.screenEntity(this.serverWorld, entity);
++ protected boolean screenEntity(final Entity entity, final boolean fromDisk, final boolean event) {
++ return ChunkSystem.screenEntity(this.serverWorld, entity, fromDisk, event);
+ }
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/poi/ChunkSystemPoiManager.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/level/poi/ChunkSystemPoiManager.java
@@ -4527,7 +5299,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+import ca.spottedleaf.moonrise.common.util.TickThread;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
-+import com.mojang.serialization.Codec;
+import com.mojang.serialization.DataResult;
+import net.minecraft.SharedConstants;
+import net.minecraft.nbt.CompoundTag;
@@ -4647,7 +5418,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ ret.putInt("DataVersion", SharedConstants.getCurrentVersion().getDataVersion().getVersion());
+
+ final ServerLevel world = this.world;
-+ final PoiManager poiManager = world.getPoiManager();
+ final int chunkX = this.chunkX;
+ final int chunkZ = this.chunkZ;
+
@@ -4657,13 +5427,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ continue;
+ }
+
-+ final long key = CoordinateUtils.getChunkSectionKey(chunkX, sectionY, chunkZ);
-+ // codecs are honestly such a fucking disaster. What the fuck is this trash?
-+ final Codec codec = PoiSection.codec(() -> {
-+ poiManager.setDirty(key);
-+ });
-+
-+ final DataResult serializedResult = codec.encodeStart(registryOps, section);
++ // I do not believe asynchronously converting to CompoundTag is worth the scheduling.
++ final DataResult serializedResult = PoiSection.Packed.CODEC.encodeStart(registryOps, section.pack());
+ final int finalSectionY = sectionY;
+ final Tag serialized = serializedResult.resultOrPartial((final String description) -> {
+ LOGGER.error("Failed to serialize poi chunk for world: " + WorldUtil.getWorldName(world) + ", chunk: (" + chunkX + "," + finalSectionY + "," + chunkZ + "); description: " + description);
@@ -4707,19 +5472,18 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ continue;
+ }
+
-+ final long coordinateKey = CoordinateUtils.getChunkSectionKey(chunkX, sectionY, chunkZ);
-+ // codecs are honestly such a fucking disaster. What the fuck is this trash?
-+ final Codec codec = PoiSection.codec(() -> {
-+ poiManager.setDirty(coordinateKey);
-+ });
-+
+ final CompoundTag section = sections.getCompound(key);
-+ final DataResult deserializeResult = codec.parse(registryOps, section);
++ final DataResult deserializeResult = PoiSection.Packed.CODEC.parse(registryOps, section);
+ final int finalSectionY = sectionY;
-+ final PoiSection deserialized = deserializeResult.resultOrPartial((final String description) -> {
++ final PoiSection.Packed packed = deserializeResult.resultOrPartial((final String description) -> {
+ LOGGER.error("Failed to deserialize poi chunk for world: " + WorldUtil.getWorldName(world) + ", chunk: (" + chunkX + "," + finalSectionY + "," + chunkZ + "); description: " + description);
+ }).orElse(null);
+
++ final long coordinateKey = CoordinateUtils.getChunkSectionKey(chunkX, sectionY, chunkZ);
++ final PoiSection deserialized = packed == null ? null : packed.unpack(() -> {
++ poiManager.setDirty(coordinateKey);
++ });
++
+ if (deserialized == null || ((ChunkSystemPoiSection)deserialized).moonrise$isEmpty()) {
+ // completely empty, no point in storing this
+ continue;
@@ -4742,13 +5506,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.level.storage;
+
-+import com.mojang.serialization.Dynamic;
+import net.minecraft.nbt.CompoundTag;
-+import net.minecraft.nbt.Tag;
+import net.minecraft.world.level.chunk.storage.RegionFileStorage;
+import java.io.IOException;
-+import java.util.Optional;
-+import java.util.concurrent.CompletableFuture;
+
+public interface ChunkSystemSectionStorage {
+
@@ -4786,8 +5546,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.player;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.common.misc.AllocatingRateLimiter;
+import ca.spottedleaf.moonrise.common.misc.SingleUserAreaMap;
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
@@ -5198,7 +5959,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (this.sentChunks.add(CoordinateUtils.getChunkKey(chunkX, chunkZ))) {
+ ((ChunkSystemChunkHolder)((ChunkSystemServerLevel)this.world).moonrise$getChunkTaskScheduler().chunkHolderManager
+ .getChunkHolder(chunkX, chunkZ).vanillaChunkHolder).moonrise$addReceivedChunk(this.player);
-+ PlayerChunkSender.sendChunk(this.player.connection, this.world, ((ChunkSystemLevel)this.world).moonrise$getFullChunkIfLoaded(chunkX, chunkZ));
++
++ final LevelChunk chunk = ((ChunkSystemLevel)this.world).moonrise$getFullChunkIfLoaded(chunkX, chunkZ);
++
++ PlatformHooks.get().onChunkWatch(this.world, chunk, this.player);
++ PlayerChunkSender.sendChunk(this.player.connection, this.world, chunk);
+ return;
+ }
+ throw new IllegalStateException();
@@ -5212,17 +5977,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ private void sendUnloadChunkRaw(final int chunkX, final int chunkZ) {
++ PlatformHooks.get().onChunkUnWatch(this.world, new ChunkPos(chunkX, chunkZ), this.player);
+ // Note: Check PlayerChunkSender#dropChunk for other logic
+ // Note: drop isAlive() check so that chunks properly unload client-side when the player dies
+ ((ChunkSystemChunkHolder)((ChunkSystemServerLevel)this.world).moonrise$getChunkTaskScheduler().chunkHolderManager
+ .getChunkHolder(chunkX, chunkZ).vanillaChunkHolder).moonrise$removeReceivedChunk(this.player);
-+ final ChunkPos chunkPos = new ChunkPos(chunkX, chunkZ);
-+ this.player.connection.send(new ClientboundForgetLevelChunkPacket(chunkPos));
-+ // Paper start - PlayerChunkUnloadEvent
-+ if (io.papermc.paper.event.packet.PlayerChunkUnloadEvent.getHandlerList().getRegisteredListeners().length > 0) {
-+ new io.papermc.paper.event.packet.PlayerChunkUnloadEvent(this.world.getWorld().getChunkAt(chunkPos.longKey), this.player.getBukkitEntity()).callEvent();
-+ }
-+ // Paper end - PlayerChunkUnloadEvent
++ this.player.connection.send(new ClientboundForgetLevelChunkPacket(new ChunkPos(chunkX, chunkZ)));
+ }
+
+ private final SingleUserAreaMap broadcastMap = new SingleUserAreaMap<>(this) {
@@ -5315,7 +6075,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int playerSendViewDistance, final int worldSendViewDistance) {
+ return Math.min(
+ loadViewDistance - 1,
-+ playerSendViewDistance < 0 ? (!io.papermc.paper.configuration.GlobalConfiguration.get().chunkLoadingAdvanced.autoConfigSendDistance || clientViewDistance < 0 ? (worldSendViewDistance < 0 ? (loadViewDistance - 1) : worldSendViewDistance) : clientViewDistance + 1) : playerSendViewDistance
++ playerSendViewDistance < 0 ? (!PlatformHooks.get().configAutoConfigSendDistance() || clientViewDistance < 0 ? (worldSendViewDistance < 0 ? (loadViewDistance - 1) : worldSendViewDistance) : clientViewDistance + 1) : playerSendViewDistance
+ );
+ }
+
@@ -5340,26 +6100,26 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ private double getMaxChunkLoadRate() {
-+ final double configRate = io.papermc.paper.configuration.GlobalConfiguration.get().chunkLoadingBasic.playerMaxChunkLoadRate;
++ final double configRate = PlatformHooks.get().configPlayerMaxLoadRate();
+
+ return configRate <= 0.0 || configRate > (double)MAX_RATE ? (double)MAX_RATE : Math.max(1.0, configRate);
+ }
+
+ private double getMaxChunkGenRate() {
-+ final double configRate = io.papermc.paper.configuration.GlobalConfiguration.get().chunkLoadingBasic.playerMaxChunkGenerateRate;
++ final double configRate = PlatformHooks.get().configPlayerMaxGenRate();
+
+ return configRate <= 0.0 || configRate > (double)MAX_RATE ? (double)MAX_RATE : Math.max(1.0, configRate);
+ }
+
+ private double getMaxChunkSendRate() {
-+ final double configRate = io.papermc.paper.configuration.GlobalConfiguration.get().chunkLoadingBasic.playerMaxChunkSendRate;
++ final double configRate = PlatformHooks.get().configPlayerMaxSendRate();
+
+ return configRate <= 0.0 || configRate > (double)MAX_RATE ? (double)MAX_RATE : Math.max(1.0, configRate);
+ }
+
+ private long getMaxChunkLoads() {
+ final long radiusChunks = (2L * this.lastLoadDistance + 1L) * (2L * this.lastLoadDistance + 1L);
-+ long configLimit = io.papermc.paper.configuration.GlobalConfiguration.get().chunkLoadingAdvanced.playerMaxConcurrentChunkLoads;
++ long configLimit = (long)PlatformHooks.get().configPlayerMaxConcurrentLoads();
+ if (configLimit == 0L) {
+ // by default, only allow 1/5th of the chunks in the view distance to be concurrently active
+ configLimit = Math.max(5L, radiusChunks / 5L);
@@ -5373,7 +6133,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ private long getMaxChunkGenerates() {
+ final long radiusChunks = (2L * this.lastLoadDistance + 1L) * (2L * this.lastLoadDistance + 1L);
-+ long configLimit = io.papermc.paper.configuration.GlobalConfiguration.get().chunkLoadingAdvanced.playerMaxConcurrentChunkGenerates;
++ long configLimit = (long)PlatformHooks.get().configPlayerMaxConcurrentGens();
+ if (configLimit == 0L) {
+ // by default, only allow 1/5th of the chunks in the view distance to be concurrently active
+ configLimit = Math.max(5L, radiusChunks / 5L);
@@ -5495,7 +6255,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int queuedChunkX = CoordinateUtils.getChunkX(queuedLoadChunk);
+ final int queuedChunkZ = CoordinateUtils.getChunkZ(queuedLoadChunk);
+ ((ChunkSystemServerLevel)this.world).moonrise$getChunkTaskScheduler().scheduleChunkLoad(
-+ queuedChunkX, queuedChunkZ, ChunkStatus.EMPTY, false, PrioritisedExecutor.Priority.NORMAL, null
++ queuedChunkX, queuedChunkZ, ChunkStatus.EMPTY, false, Priority.NORMAL, null
+ );
+ if (this.removed) {
+ return;
@@ -5611,7 +6371,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ if (!((ChunkSystemLevelChunk)chunk).moonrise$isPostProcessingDone()) {
+ // not yet post-processed, need to do this so that tile entities can properly be sent to clients
-+ chunk.postProcessGeneration();
++ chunk.postProcessGeneration(this.world);
+ // check if there was any recursive action
+ if (this.removed || this.sendQueue.isEmpty() || this.sendQueue.firstLong() != pendingSend) {
+ return;
@@ -5650,7 +6410,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int clientViewDistance = getClientViewDistance(this.player);
+ final int sendViewDistance = getSendViewDistance(loadViewDistance, clientViewDistance, playerDistances.sendViewDistance, worldDistances.sendViewDistance);
+
-+ // TODO check PlayerList diff in paper chunk system patch
+ // send view distances
+ this.player.connection.send(this.updateClientChunkRadius(sendViewDistance));
+ this.player.connection.send(this.updateClientSimulationDistance(tickViewDistance));
@@ -5864,6 +6623,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ // now all tickets should be removed, which is all of our external state
+ }
++
++ public LongOpenHashSet getSentChunksRaw() {
++ return this.sentChunks;
++ }
+ }
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/queue/ChunkUnloadQueue.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/queue/ChunkUnloadQueue.java
@@ -6025,15 +6788,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.lock.ReentrantAreaLock;
+import ca.spottedleaf.concurrentutil.map.ConcurrentLong2ReferenceChainedHashTable;
++import ca.spottedleaf.concurrentutil.util.Priority;
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
-+import ca.spottedleaf.moonrise.common.util.MoonriseCommon;
+import ca.spottedleaf.moonrise.common.util.TickThread;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
+import ca.spottedleaf.moonrise.common.util.ChunkSystem;
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.entity.ChunkEntitySlices;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.poi.PoiChunk;
@@ -6045,7 +6808,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import ca.spottedleaf.moonrise.patches.chunk_system.util.ChunkSystemSortedArraySet;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
-+import com.mojang.logging.LogUtils;
+import it.unimi.dsi.fastutil.longs.Long2ByteLinkedOpenHashMap;
+import it.unimi.dsi.fastutil.longs.Long2ByteMap;
+import it.unimi.dsi.fastutil.longs.Long2IntMap;
@@ -6065,7 +6827,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import net.minecraft.util.SortedArraySet;
+import net.minecraft.util.Unit;
+import net.minecraft.world.level.ChunkPos;
++import net.minecraft.world.level.chunk.LevelChunk;
+import org.slf4j.Logger;
++import org.slf4j.LoggerFactory;
+import java.io.IOException;
+import java.text.DecimalFormat;
+import java.util.ArrayDeque;
@@ -6083,7 +6847,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+public final class ChunkHolderManager {
+
-+ private static final Logger LOGGER = LogUtils.getClassLogger();
++ private static final Logger LOGGER = LoggerFactory.getLogger(ChunkHolderManager.class);
+
+ public static final int FULL_LOADED_TICKET_LEVEL = ChunkLevel.FULL_CHUNK_LEVEL;
+ public static final int BLOCK_TICKING_TICKET_LEVEL = ChunkLevel.BLOCK_TICKING_LEVEL;
@@ -6214,7 +6978,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (halt) {
+ LOGGER.info("Waiting 60s for chunk system to halt for world '" + WorldUtil.getWorldName(this.world) + "'");
+ if (!this.taskScheduler.halt(true, TimeUnit.SECONDS.toNanos(60L))) {
-+ LOGGER.warn("Failed to halt world generation/loading tasks for world '" + WorldUtil.getWorldName(this.world) + "'");
++ LOGGER.warn("Failed to halt generation/loading tasks for world '" + WorldUtil.getWorldName(this.world) + "'");
+ } else {
+ LOGGER.info("Halted chunk system for world '" + WorldUtil.getWorldName(this.world) + "'");
+ }
@@ -6224,21 +6988,21 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ this.saveAllChunks(true, true, true);
+ }
+
-+ boolean hasTasks = false;
-+ for (final RegionFileIOThread.RegionFileType type : RegionFileIOThread.RegionFileType.values()) {
-+ if (RegionFileIOThread.getControllerFor(this.world, type).hasTasks()) {
-+ hasTasks = true;
-+ break;
++ MoonriseRegionFileIO.flush(this.world);
++
++ if (halt) {
++ LOGGER.info("Waiting 60s for chunk I/O to halt for world '" + WorldUtil.getWorldName(this.world) + "'");
++ if (!this.taskScheduler.haltIO(true, TimeUnit.SECONDS.toNanos(60L))) {
++ LOGGER.warn("Failed to halt I/O tasks for world '" + WorldUtil.getWorldName(this.world) + "'");
++ } else {
++ LOGGER.info("Halted I/O scheduler for world '" + WorldUtil.getWorldName(this.world) + "'");
+ }
+ }
-+ if (hasTasks) {
-+ RegionFileIOThread.flush();
-+ }
+
+ // kill regionfile cache
-+ for (final RegionFileIOThread.RegionFileType type : RegionFileIOThread.RegionFileType.values()) {
++ for (final MoonriseRegionFileIO.RegionFileType type : MoonriseRegionFileIO.RegionFileType.values()) {
+ try {
-+ RegionFileIOThread.getControllerFor(this.world, type).getCache().close();
++ MoonriseRegionFileIO.getControllerFor(this.world, type).getCache().close();
+ } catch (final IOException ex) {
+ LOGGER.error("Failed to close '" + type.name() + "' regionfile cache for world '" + WorldUtil.getWorldName(this.world) + "'", ex);
+ }
@@ -6255,8 +7019,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public void autoSave() {
+ final List reschedule = new ArrayList<>();
+ final long currentTick = this.currentTick;
-+ final long maxSaveTime = currentTick - Math.max(1L, this.world.paperConfig().chunks.autoSaveInterval.value());
-+ final int maxToSave = this.world.paperConfig().chunks.maxAutoSaveChunksPerTick;
++ final long maxSaveTime = currentTick - Math.max(1L, PlatformHooks.get().configAutoSaveInterval());
++ final int maxToSave = PlatformHooks.get().configMaxAutoSavePerTick();
+ for (int autoSaved = 0; autoSaved < maxToSave && !this.autoSaveQueue.isEmpty();) {
+ final NewChunkHolder holder = this.autoSaveQueue.first();
+
@@ -6296,55 +7060,74 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ long start = System.nanoTime();
+ long lastLog = start;
-+ boolean needsFlush = false;
-+ final int flushInterval = 50;
++ final int flushInterval = 200;
++ int lastFlush = 0;
+
+ int savedChunk = 0;
+ int savedEntity = 0;
+ int savedPoi = 0;
+
++ if (shutdown) {
++ // Normal unload process does not occur during shutdown: fire event manually
++ // for mods that expect ChunkEvent.Unload to fire on shutdown (before LevelEvent.Unload)
++ for (int i = 0, len = holders.size(); i < len; ++i) {
++ final NewChunkHolder holder = holders.get(i);
++ if (holder.getCurrentChunk() instanceof LevelChunk levelChunk) {
++ PlatformHooks.get().chunkUnloadFromWorld(levelChunk);
++ }
++ }
++ }
+ for (int i = 0, len = holders.size(); i < len; ++i) {
+ final NewChunkHolder holder = holders.get(i);
+ try {
+ final NewChunkHolder.SaveStat saveStat = holder.save(shutdown);
+ if (saveStat != null) {
-+ ++saved;
-+ needsFlush = flush;
+ if (saveStat.savedChunk()) {
+ ++savedChunk;
++ ++saved;
+ }
+ if (saveStat.savedEntityChunk()) {
+ ++savedEntity;
++ ++saved;
+ }
+ if (saveStat.savedPoiChunk()) {
+ ++savedPoi;
++ ++saved;
+ }
+ }
+ } catch (final Throwable thr) {
+ LOGGER.error("Failed to save chunk (" + holder.chunkX + "," + holder.chunkZ + ") in world '" + WorldUtil.getWorldName(this.world) + "'", thr);
+ }
-+ if (needsFlush && (saved % flushInterval) == 0) {
-+ needsFlush = false;
-+ RegionFileIOThread.partialFlush(flushInterval / 2);
++ if (flush && (saved - lastFlush) > (flushInterval / 2)) {
++ lastFlush = saved;
++ MoonriseRegionFileIO.partialFlush(this.world, flushInterval / 2);
+ }
+ if (logProgress) {
+ final long currTime = System.nanoTime();
+ if ((currTime - lastLog) > TimeUnit.SECONDS.toNanos(10L)) {
+ lastLog = currTime;
-+ LOGGER.info("Saved " + saved + " chunks (" + format.format((double)(i+1)/(double)len * 100.0) + "%) in world '" + WorldUtil.getWorldName(this.world) + "'");
++ LOGGER.info(
++ "Saved " + savedChunk + " block chunks, " + savedEntity + " entity chunks, " + savedPoi
++ + " poi chunks in world '" + WorldUtil.getWorldName(this.world) + "', progress: "
++ + format.format((double)(i+1)/(double)len * 100.0)
++ );
+ }
+ }
+ }
+ if (flush) {
-+ RegionFileIOThread.flush();
++ MoonriseRegionFileIO.flush(this.world);
+ try {
-+ RegionFileIOThread.flushRegionStorages(this.world);
++ MoonriseRegionFileIO.flushRegionStorages(this.world);
+ } catch (final IOException ex) {
+ LOGGER.error("Exception when flushing regions in world '" + WorldUtil.getWorldName(this.world) + "'", ex);
+ }
+ }
+ if (logProgress) {
-+ LOGGER.info("Saved " + savedChunk + " block chunks, " + savedEntity + " entity chunks, " + savedPoi + " poi chunks in world '" + WorldUtil.getWorldName(this.world) + "' in " + format.format(1.0E-9 * (System.nanoTime() - start)) + "s");
++ LOGGER.info(
++ "Saved " + savedChunk + " block chunks, " + savedEntity + " entity chunks, " + savedPoi
++ + " poi chunks in world '" + WorldUtil.getWorldName(this.world) + "' in "
++ + format.format(1.0E-9 * (System.nanoTime() - start)) + "s"
++ );
+ }
+ }
+
@@ -6823,21 +7606,21 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return this.chunkHolders.get(position);
+ }
+
-+ public void raisePriority(final int x, final int z, final PrioritisedExecutor.Priority priority) {
++ public void raisePriority(final int x, final int z, final Priority priority) {
+ final NewChunkHolder chunkHolder = this.getChunkHolder(x, z);
+ if (chunkHolder != null) {
+ chunkHolder.raisePriority(priority);
+ }
+ }
+
-+ public void setPriority(final int x, final int z, final PrioritisedExecutor.Priority priority) {
++ public void setPriority(final int x, final int z, final Priority priority) {
+ final NewChunkHolder chunkHolder = this.getChunkHolder(x, z);
+ if (chunkHolder != null) {
+ chunkHolder.setPriority(priority);
+ }
+ }
+
-+ public void lowerPriority(final int x, final int z, final PrioritisedExecutor.Priority priority) {
++ public void lowerPriority(final int x, final int z, final Priority priority) {
+ final NewChunkHolder chunkHolder = this.getChunkHolder(x, z);
+ if (chunkHolder != null) {
+ chunkHolder.lowerPriority(priority);
@@ -6920,7 +7703,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final ChunkLoadTask.EntityDataLoadTask entityLoad = current.getEntityDataLoadTask();
+
+ if (entityLoad != null) {
-+ entityLoad.raisePriority(PrioritisedExecutor.Priority.BLOCKING);
++ entityLoad.raisePriority(Priority.BLOCKING);
+ }
+ }
+ }
@@ -6996,7 +7779,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final ChunkLoadTask.PoiDataLoadTask poiLoad = current.getPoiDataLoadTask();
+
+ if (poiLoad != null) {
-+ poiLoad.raisePriority(PrioritisedExecutor.Priority.BLOCKING);
++ poiLoad.raisePriority(Priority.BLOCKING);
+ }
+ }
+ } finally {
@@ -7043,7 +7826,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ ChunkHolderManager.this.processPendingFullUpdate();
-+ }, PrioritisedExecutor.Priority.HIGHEST);
++ }, Priority.HIGHEST);
+ } else {
+ final ArrayDeque pendingFullLoadUpdate = this.pendingFullLoadUpdate;
+ for (int i = 0, len = changedFullStatus.size(); i < len; ++i) {
@@ -7053,11 +7836,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ private void removeChunkHolder(final NewChunkHolder holder) {
-+ holder.markUnloaded();
++ holder.onUnload();
+ this.autoSaveQueue.remove(holder);
+ ChunkSystem.onChunkHolderDelete(this.world, holder.vanillaChunkHolder);
+ this.chunkHolders.remove(CoordinateUtils.getChunkKey(holder.chunkX, holder.chunkZ));
-+
+ }
+
+ // note: never call while inside the chunk system, this will absolutely break everything
@@ -7338,6 +8120,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (BLOCK_TICKET_UPDATES.get() == Boolean.TRUE) {
+ throw new IllegalStateException("Cannot update ticket level while unloading chunks or updating entity manager");
+ }
++ if (!PlatformHooks.get().allowAsyncTicketUpdates() && !TickThread.isTickThread()) {
++ TickThread.ensureTickThread("Cannot asynchronously process ticket updates");
++ }
+
+ List changedFullStatus = null;
+
@@ -7353,10 +8138,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ changedFullStatus = new ArrayList<>();
+
-+ ret |= this.ticketLevelPropagator.performUpdates(
-+ this.ticketLockArea, this.taskScheduler.schedulingLockArea,
-+ scheduledTasks, changedFullStatus
-+ );
++ this.blockTicketUpdates();
++ try {
++ ret |= this.ticketLevelPropagator.performUpdates(
++ this.ticketLockArea, this.taskScheduler.schedulingLockArea,
++ scheduledTasks, changedFullStatus
++ );
++ } finally {
++ this.unblockTicketUpdates(Boolean.FALSE);
++ }
+ }
+
+ if (changedFullStatus != null) {
@@ -7459,17 +8249,18 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedThreadPool;
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedThreadedTaskQueue;
++import ca.spottedleaf.concurrentutil.executor.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.executor.queue.PrioritisedTaskQueue;
++import ca.spottedleaf.concurrentutil.executor.thread.PrioritisedThreadPool;
+import ca.spottedleaf.concurrentutil.lock.ReentrantAreaLock;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
++import ca.spottedleaf.moonrise.common.config.moonrise.MoonriseConfig;
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+import ca.spottedleaf.moonrise.common.util.JsonUtil;
+import ca.spottedleaf.moonrise.common.util.MoonriseCommon;
+import ca.spottedleaf.moonrise.common.util.TickThread;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkSystemChunkStatus;
+import ca.spottedleaf.moonrise.patches.chunk_system.player.ChunkSystemServerPlayer;
@@ -7482,7 +8273,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import ca.spottedleaf.moonrise.patches.chunk_system.server.ChunkSystemMinecraftServer;
+import ca.spottedleaf.moonrise.patches.chunk_system.status.ChunkSystemChunkStep;
+import ca.spottedleaf.moonrise.patches.chunk_system.util.ParallelSearchRadiusIteration;
-+import com.mojang.logging.LogUtils;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonObject;
+import net.minecraft.CrashReport;
@@ -7507,6 +8297,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import net.minecraft.world.level.chunk.status.ChunkStep;
+import net.minecraft.world.phys.Vec3;
+import org.slf4j.Logger;
++import org.slf4j.LoggerFactory;
+import java.io.File;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
@@ -7522,51 +8313,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+public final class ChunkTaskScheduler {
+
-+ private static final Logger LOGGER = LogUtils.getClassLogger();
++ private static final Logger LOGGER = LoggerFactory.getLogger(ChunkTaskScheduler.class);
+
-+ static int newChunkSystemIOThreads;
-+ static int newChunkSystemGenParallelism;
-+ static int newChunkSystemGenPopulationParallelism;
-+ static int newChunkSystemLoadParallelism;
-+
-+ private static boolean initialised = false;
-+
-+ public static void init(io.papermc.paper.configuration.GlobalConfiguration.ChunkSystem chunkSystem) {
-+ if (initialised) {
-+ return;
-+ }
-+ initialised = true;
-+ MoonriseCommon.init(chunkSystem); // Paper
-+ newChunkSystemIOThreads = chunkSystem.ioThreads;
-+ if (newChunkSystemIOThreads <= 0) {
-+ newChunkSystemIOThreads = 1;
-+ } else {
-+ newChunkSystemIOThreads = Math.max(1, newChunkSystemIOThreads);
++ public static void init(final boolean useParallelGen) {
++ for (final PrioritisedThreadPool.ExecutorGroup.ThreadPoolExecutor executor : MoonriseCommon.RADIUS_AWARE_GROUP.getAllExecutors()) {
++ executor.setMaxParallelism(useParallelGen ? -1 : 1);
+ }
+
-+ String newChunkSystemGenParallelism = chunkSystem.genParallelism;
-+ if (newChunkSystemGenParallelism.equalsIgnoreCase("default")) {
-+ newChunkSystemGenParallelism = "true";
-+ }
-+
-+ boolean useParallelGen;
-+ if (newChunkSystemGenParallelism.equalsIgnoreCase("on") || newChunkSystemGenParallelism.equalsIgnoreCase("enabled")
-+ || newChunkSystemGenParallelism.equalsIgnoreCase("true")) {
-+ useParallelGen = true;
-+ } else if (newChunkSystemGenParallelism.equalsIgnoreCase("off") || newChunkSystemGenParallelism.equalsIgnoreCase("disabled")
-+ || newChunkSystemGenParallelism.equalsIgnoreCase("false")) {
-+ useParallelGen = false;
-+ } else {
-+ throw new IllegalStateException("Invalid option for gen-parallelism: must be one of [on, off, enabled, disabled, true, false, default]");
-+ }
-+
-+ ChunkTaskScheduler.newChunkSystemGenParallelism = MoonriseCommon.WORKER_THREADS;
-+ ChunkTaskScheduler.newChunkSystemGenPopulationParallelism = useParallelGen ? MoonriseCommon.WORKER_THREADS : 1;
-+ ChunkTaskScheduler.newChunkSystemLoadParallelism = MoonriseCommon.WORKER_THREADS;
-+
-+ RegionFileIOThread.init(newChunkSystemIOThreads);
-+
-+ LOGGER.info("Chunk system is using " + newChunkSystemIOThreads + " I/O threads, " + MoonriseCommon.WORKER_THREADS + " worker threads, and population gen parallelism of " + ChunkTaskScheduler.newChunkSystemGenPopulationParallelism + " threads");
++ LOGGER.info("Chunk system is using population gen parallelism: " + useParallelGen);
+ }
+
+ public static final TicketType CHUNK_LOAD = TicketType.create("chunk_system:chunk_load", Long::compareTo);
@@ -7610,13 +8364,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ public final ServerLevel world;
-+ public final PrioritisedThreadPool workers;
+ public final RadiusAwarePrioritisedExecutor radiusAwareScheduler;
-+ public final PrioritisedThreadPool.PrioritisedPoolExecutor parallelGenExecutor;
-+ private final PrioritisedThreadPool.PrioritisedPoolExecutor radiusAwareGenExecutor;
-+ public final PrioritisedThreadPool.PrioritisedPoolExecutor loadExecutor;
++ public final PrioritisedThreadPool.ExecutorGroup.ThreadPoolExecutor parallelGenExecutor;
++ private final PrioritisedThreadPool.ExecutorGroup.ThreadPoolExecutor radiusAwareGenExecutor;
++ public final PrioritisedThreadPool.ExecutorGroup.ThreadPoolExecutor loadExecutor;
++ public final PrioritisedThreadPool.ExecutorGroup.ThreadPoolExecutor ioExecutor;
++ public final PrioritisedThreadPool.ExecutorGroup.ThreadPoolExecutor compressionExecutor;
++ public final PrioritisedThreadPool.ExecutorGroup.ThreadPoolExecutor saveExecutor;
+
-+ private final PrioritisedThreadedTaskQueue mainThreadExecutor = new PrioritisedThreadedTaskQueue();
++ private final PrioritisedTaskQueue mainThreadExecutor = new PrioritisedTaskQueue();
+
+ public final ChunkHolderManager chunkHolderManager;
+
@@ -7765,9 +8521,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return this.lockShift;
+ }
+
-+ public ChunkTaskScheduler(final ServerLevel world, final PrioritisedThreadPool workers) {
++ public ChunkTaskScheduler(final ServerLevel world) {
+ this.world = world;
-+ this.workers = workers;
+ // must be >= region shift (in paper, doesn't exist) and must be >= ticket propagator section shift
+ // it must be >= region shift since the regioniser assumes ticket updates do not occur in parallel for the region sections
+ // it must be >= ticket propagator section shift so that the ticket propagator can assume that owning a position implies owning
@@ -7776,11 +8531,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ this.lockShift = Math.max(((ChunkSystemServerLevel)world).moonrise$getRegionChunkShift(), ThreadedTicketLevelPropagator.SECTION_SHIFT);
+ this.schedulingLockArea = new ReentrantAreaLock(this.getChunkSystemLockShift());
+
-+ final String worldName = WorldUtil.getWorldName(world);
-+ this.parallelGenExecutor = workers.createExecutor("Chunk parallel generation executor for world '" + worldName + "'", 1, Math.max(1, newChunkSystemGenParallelism));
-+ this.radiusAwareGenExecutor = workers.createExecutor("Chunk radius aware generator for world '" + worldName + "'", 1, Math.max(1, newChunkSystemGenPopulationParallelism));
-+ this.loadExecutor = workers.createExecutor("Chunk load executor for world '" + worldName + "'", 1, newChunkSystemLoadParallelism);
-+ this.radiusAwareScheduler = new RadiusAwarePrioritisedExecutor(this.radiusAwareGenExecutor, Math.max(2, 1 + newChunkSystemGenPopulationParallelism));
++ this.parallelGenExecutor = MoonriseCommon.PARALLEL_GEN_GROUP.createExecutor(-1, MoonriseCommon.WORKER_QUEUE_HOLD_TIME, 0);
++ this.radiusAwareGenExecutor = MoonriseCommon.RADIUS_AWARE_GROUP.createExecutor(1, MoonriseCommon.WORKER_QUEUE_HOLD_TIME, 0);
++ this.loadExecutor = MoonriseCommon.LOAD_GROUP.createExecutor(-1, MoonriseCommon.WORKER_QUEUE_HOLD_TIME, 0);
++ this.radiusAwareScheduler = new RadiusAwarePrioritisedExecutor(this.radiusAwareGenExecutor, 16);
++ this.ioExecutor = MoonriseCommon.SERVER_REGION_IO_GROUP.createExecutor(-1, MoonriseCommon.IO_QUEUE_HOLD_TIME, 0);
++ // we need a separate executor here so that on shutdown we can continue to process I/O tasks
++ this.compressionExecutor = MoonriseCommon.LOAD_GROUP.createExecutor(-1, MoonriseCommon.WORKER_QUEUE_HOLD_TIME, 0);
++ this.saveExecutor = MoonriseCommon.LOAD_GROUP.createExecutor(-1, MoonriseCommon.WORKER_QUEUE_HOLD_TIME, 0);
+ this.chunkHolderManager = new ChunkHolderManager(world, this);
+ }
+
@@ -7819,7 +8577,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ };
+
+ // this may not be good enough, specifically thanks to stupid ass plugins swallowing exceptions
-+ this.scheduleChunkTask(chunkX, chunkZ, crash, PrioritisedExecutor.Priority.BLOCKING);
++ this.scheduleChunkTask(chunkX, chunkZ, crash, Priority.BLOCKING);
+ // so, make the main thread pick it up
+ ((ChunkSystemMinecraftServer)this.world.getServer()).moonrise$setChunkSystemCrash(new RuntimeException("Chunk system crash propagated from unrecoverableChunkSystemFailure", reportedException));
+ }
@@ -7829,20 +8587,20 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return this.mainThreadExecutor.executeTask();
+ }
+
-+ public void raisePriority(final int x, final int z, final PrioritisedExecutor.Priority priority) {
++ public void raisePriority(final int x, final int z, final Priority priority) {
+ this.chunkHolderManager.raisePriority(x, z, priority);
+ }
+
-+ public void setPriority(final int x, final int z, final PrioritisedExecutor.Priority priority) {
++ public void setPriority(final int x, final int z, final Priority priority) {
+ this.chunkHolderManager.setPriority(x, z, priority);
+ }
+
-+ public void lowerPriority(final int x, final int z, final PrioritisedExecutor.Priority priority) {
++ public void lowerPriority(final int x, final int z, final Priority priority) {
+ this.chunkHolderManager.lowerPriority(x, z, priority);
+ }
+
+ public void scheduleTickingState(final int chunkX, final int chunkZ, final FullChunkStatus toStatus,
-+ final boolean addTicket, final PrioritisedExecutor.Priority priority,
++ final boolean addTicket, final Priority priority,
+ final Consumer onComplete) {
+ final int radius = toStatus.ordinal() - 1; // 0 -> BORDER, 1 -> TICKING, 2 -> ENTITY_TICKING
+
@@ -7938,7 +8696,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ public void scheduleChunkLoad(final int chunkX, final int chunkZ, final boolean gen, final ChunkStatus toStatus, final boolean addTicket,
-+ final PrioritisedExecutor.Priority priority, final Consumer onComplete) {
++ final Priority priority, final Consumer onComplete) {
+ if (gen) {
+ this.scheduleChunkLoad(chunkX, chunkZ, toStatus, addTicket, priority, onComplete);
+ return;
@@ -7962,7 +8720,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ // only appropriate to use with syncLoadNonFull
+ public boolean beginChunkLoadForNonFullSync(final int chunkX, final int chunkZ, final ChunkStatus toStatus,
-+ final PrioritisedExecutor.Priority priority) {
++ final Priority priority) {
+ final int accessRadius = getAccessRadius(toStatus);
+ final long chunkKey = CoordinateUtils.getChunkKey(chunkX, chunkZ);
+ final int minLevel = ChunkTaskScheduler.getTicketLevel(toStatus);
@@ -8007,6 +8765,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (status == null || status.isOrAfter(ChunkStatus.FULL)) {
+ throw new IllegalArgumentException("Status: " + status);
+ }
++
++ if (!TickThread.isTickThread()) {
++ return this.world.getChunkSource().getChunk(chunkX, chunkZ, status, true);
++ }
++
+ ChunkAccess loaded = ((ChunkSystemServerLevel)this.world).moonrise$getSpecificChunkIfLoaded(chunkX, chunkZ, status);
+ if (loaded != null) {
+ return loaded;
@@ -8017,7 +8780,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ this.chunkHolderManager.addTicketAtLevel(NON_FULL_CHUNK_LOAD, chunkX, chunkZ, ticketLevel, ticketId);
+ this.chunkHolderManager.processTicketUpdates();
+
-+ this.beginChunkLoadForNonFullSync(chunkX, chunkZ, status, PrioritisedExecutor.Priority.BLOCKING);
++ this.beginChunkLoadForNonFullSync(chunkX, chunkZ, status, Priority.BLOCKING);
+
+ // we could do a simple spinwait here, since we do not need to process tasks while performing this load
+ // but we process tasks only because it's a better use of the time spent
@@ -8037,7 +8800,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ public void scheduleChunkLoad(final int chunkX, final int chunkZ, final ChunkStatus toStatus, final boolean addTicket,
-+ final PrioritisedExecutor.Priority priority, final Consumer onComplete) {
++ final Priority priority, final Consumer onComplete) {
+ if (!TickThread.isTickThreadFor(this.world, chunkX, chunkZ)) {
+ this.scheduleChunkTask(chunkX, chunkZ, () -> {
+ ChunkTaskScheduler.this.scheduleChunkLoad(chunkX, chunkZ, toStatus, addTicket, priority, onComplete);
@@ -8129,7 +8892,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ private ChunkProgressionTask createTask(final int chunkX, final int chunkZ, final ChunkAccess chunk,
+ final NewChunkHolder chunkHolder, final StaticCache2D neighbours,
-+ final ChunkStatus toStatus, final PrioritisedExecutor.Priority initialPriority) {
++ final ChunkStatus toStatus, final Priority initialPriority) {
+ if (toStatus == ChunkStatus.EMPTY) {
+ return new ChunkLoadTask(this, this.world, chunkX, chunkZ, chunkHolder, initialPriority);
+ }
@@ -8145,7 +8908,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ ChunkProgressionTask schedule(final int chunkX, final int chunkZ, final ChunkStatus targetStatus, final NewChunkHolder chunkHolder,
+ final List allTasks) {
-+ return this.schedule(chunkX, chunkZ, targetStatus, chunkHolder, allTasks, chunkHolder.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL));
++ return this.schedule(chunkX, chunkZ, targetStatus, chunkHolder, allTasks, chunkHolder.getEffectivePriority(Priority.NORMAL));
+ }
+
+ // rets new task scheduled for the _specified_ chunk
@@ -8154,7 +8917,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // schedule will ignore the generation target, so it should be checked by the caller to ensure the target is not regressed!
+ private ChunkProgressionTask schedule(final int chunkX, final int chunkZ, final ChunkStatus targetStatus,
+ final NewChunkHolder chunkHolder, final List allTasks,
-+ final PrioritisedExecutor.Priority minPriority) {
++ final Priority minPriority) {
+ if (!this.schedulingLockArea.isHeldByCurrentThread(chunkX, chunkZ, getAccessRadius(targetStatus))) {
+ throw new IllegalStateException("Not holding scheduling lock");
+ }
@@ -8164,8 +8927,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return null;
+ }
+
-+ final PrioritisedExecutor.Priority requestedPriority = PrioritisedExecutor.Priority.max(
-+ minPriority, chunkHolder.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL)
++ final Priority requestedPriority = Priority.max(
++ minPriority, chunkHolder.getEffectivePriority(Priority.NORMAL)
+ );
+ final ChunkStatus currentGenStatus = chunkHolder.getCurrentGenStatus();
+ final ChunkAccess chunk = chunkHolder.getCurrentChunk();
@@ -8202,7 +8965,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ final int neighbourReadRadius = Math.max(
+ 0,
-+ chunkPyramid.getStepTo(toStatus).getAccumulatedRadiusOf(ChunkStatus.EMPTY)
++ chunkStep.getAccumulatedRadiusOf(ChunkStatus.EMPTY)
+ );
+
+ boolean unGeneratedNeighbours = false;
@@ -8242,7 +9005,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ final ChunkProgressionTask task = this.createTask(
+ chunkX, chunkZ, chunk, chunkHolder, neighbours, toStatus,
-+ chunkHolder.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL)
++ chunkHolder.getEffectivePriority(Priority.NORMAL)
+ );
+ allTasks.add(task);
+
@@ -8253,7 +9016,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ // rets true if the neighbour is not at the required status, false otherwise
+ private boolean checkNeighbour(final int chunkX, final int chunkZ, final ChunkStatus requiredStatus, final NewChunkHolder center,
-+ final List tasks, final PrioritisedExecutor.Priority minPriority) {
++ final List tasks, final Priority minPriority) {
+ final NewChunkHolder chunkHolder = this.chunkHolderManager.getChunkHolder(chunkX, chunkZ);
+
+ if (chunkHolder == null) {
@@ -8289,41 +9052,41 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ */
+ @Deprecated
+ public PrioritisedExecutor.PrioritisedTask scheduleChunkTask(final Runnable run) {
-+ return this.scheduleChunkTask(run, PrioritisedExecutor.Priority.NORMAL);
++ return this.scheduleChunkTask(run, Priority.NORMAL);
+ }
+
+ /**
+ * @deprecated Chunk tasks must be tied to coordinates in the future
+ */
+ @Deprecated
-+ public PrioritisedExecutor.PrioritisedTask scheduleChunkTask(final Runnable run, final PrioritisedExecutor.Priority priority) {
-+ return this.mainThreadExecutor.queueRunnable(run, priority);
++ public PrioritisedExecutor.PrioritisedTask scheduleChunkTask(final Runnable run, final Priority priority) {
++ return this.mainThreadExecutor.queueTask(run, priority);
+ }
+
+ public PrioritisedExecutor.PrioritisedTask createChunkTask(final int chunkX, final int chunkZ, final Runnable run) {
-+ return this.createChunkTask(chunkX, chunkZ, run, PrioritisedExecutor.Priority.NORMAL);
++ return this.createChunkTask(chunkX, chunkZ, run, Priority.NORMAL);
+ }
+
+ public PrioritisedExecutor.PrioritisedTask createChunkTask(final int chunkX, final int chunkZ, final Runnable run,
-+ final PrioritisedExecutor.Priority priority) {
++ final Priority priority) {
+ return this.mainThreadExecutor.createTask(run, priority);
+ }
+
+ public PrioritisedExecutor.PrioritisedTask scheduleChunkTask(final int chunkX, final int chunkZ, final Runnable run) {
-+ return this.scheduleChunkTask(chunkX, chunkZ, run, PrioritisedExecutor.Priority.NORMAL);
++ return this.scheduleChunkTask(chunkX, chunkZ, run, Priority.NORMAL);
+ }
+
+ public PrioritisedExecutor.PrioritisedTask scheduleChunkTask(final int chunkX, final int chunkZ, final Runnable run,
-+ final PrioritisedExecutor.Priority priority) {
-+ return this.mainThreadExecutor.queueRunnable(run, priority);
++ final Priority priority) {
++ return this.mainThreadExecutor.queueTask(run, priority);
+ }
+
+ public boolean halt(final boolean sync, final long maxWaitNS) {
+ this.radiusAwareGenExecutor.halt();
+ this.parallelGenExecutor.halt();
+ this.loadExecutor.halt();
-+ final long time = System.nanoTime();
+ if (sync) {
++ final long time = System.nanoTime();
+ for (long failures = 9L;; failures = ConcurrentUtil.linearLongBackoff(failures, 500_000L, 50_000_000L)) {
+ if (
+ !this.radiusAwareGenExecutor.isActive() &&
@@ -8341,6 +9104,29 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return true;
+ }
+
++ public boolean haltIO(final boolean sync, final long maxWaitNS) {
++ this.ioExecutor.halt();
++ this.saveExecutor.halt();
++ this.compressionExecutor.halt();
++ if (sync) {
++ final long time = System.nanoTime();
++ for (long failures = 9L;; failures = ConcurrentUtil.linearLongBackoff(failures, 500_000L, 50_000_000L)) {
++ if (
++ !this.ioExecutor.isActive() &&
++ !this.saveExecutor.isActive() &&
++ !this.compressionExecutor.isActive()
++ ) {
++ return true;
++ }
++ if ((System.nanoTime() - time) >= maxWaitNS) {
++ return false;
++ }
++ }
++ }
++
++ return true;
++ }
++
+ public static final ArrayDeque WAITING_CHUNKS = new ArrayDeque<>(); // stack
+
+ public static final class ChunkInfo {
@@ -8506,19 +9292,21 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling;
+
-+import ca.spottedleaf.concurrentutil.completable.Completable;
++import ca.spottedleaf.concurrentutil.completable.CallbackCompletable;
+import ca.spottedleaf.concurrentutil.executor.Cancellable;
-+import ca.spottedleaf.concurrentutil.executor.standard.DelayedPrioritisedTask;
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.executor.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.lock.ReentrantAreaLock;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
++import ca.spottedleaf.moonrise.common.PlatformHooks;
++import ca.spottedleaf.moonrise.common.misc.LazyRunnable;
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+import ca.spottedleaf.moonrise.common.util.TickThread;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
+import ca.spottedleaf.moonrise.common.util.ChunkSystem;
-+import ca.spottedleaf.moonrise.patches.chunk_system.ChunkSystemFeatures;
-+import ca.spottedleaf.moonrise.patches.chunk_system.async_save.AsyncChunkSaveData;
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
++import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkData;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
++import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemLevel;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkSystemChunkHolder;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkSystemChunkStatus;
@@ -8542,13 +9330,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import net.minecraft.server.level.ChunkLevel;
+import net.minecraft.server.level.FullChunkStatus;
+import net.minecraft.server.level.ServerLevel;
++import net.minecraft.server.level.progress.ChunkProgressListener;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.level.ChunkPos;
+import net.minecraft.world.level.chunk.ChunkAccess;
+import net.minecraft.world.level.chunk.ImposterProtoChunk;
+import net.minecraft.world.level.chunk.LevelChunk;
+import net.minecraft.world.level.chunk.status.ChunkStatus;
-+import net.minecraft.world.level.chunk.storage.ChunkSerializer;
++import net.minecraft.world.level.chunk.storage.SerializableChunkData;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import java.lang.invoke.VarHandle;
@@ -8564,6 +9353,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(NewChunkHolder.class);
+
++ public final ChunkData holderData;
++
+ public final ServerLevel world;
+ public final int chunkX;
+ public final int chunkZ;
@@ -8595,7 +9386,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (this.entityChunk == null) {
+ ret = this.entityChunk = new ChunkEntitySlices(
+ this.world, this.chunkX, this.chunkZ, this.getChunkStatus(),
-+ WorldUtil.getMinSection(this.world), WorldUtil.getMaxSection(this.world)
++ this.holderData, WorldUtil.getMinSection(this.world), WorldUtil.getMaxSection(this.world)
+ );
+
+ ret.setTransient(transientChunk);
@@ -8679,7 +9470,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // no tasks to schedule _for_
+ } else {
+ entityDataLoadTask = this.entityDataLoadTask = new ChunkLoadTask.EntityDataLoadTask(
-+ this.scheduler, this.world, this.chunkX, this.chunkZ, this.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL)
++ this.scheduler, this.world, this.chunkX, this.chunkZ, this.getEffectivePriority(Priority.NORMAL)
+ );
+ entityDataLoadTask.addCallback(this::completeEntityLoad);
+ // need one schedule() per waiter
@@ -8726,7 +9517,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ if (this.entityDataLoadTask == null) {
+ this.entityDataLoadTask = new ChunkLoadTask.EntityDataLoadTask(
-+ this.scheduler, this.world, this.chunkX, this.chunkZ, this.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL)
++ this.scheduler, this.world, this.chunkX, this.chunkZ, this.getEffectivePriority(Priority.NORMAL)
+ );
+ this.entityDataLoadTask.addCallback(this::completeEntityLoad);
+ this.entityDataLoadTaskWaiters = new ArrayList<>();
@@ -8800,7 +9591,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // no tasks to schedule _for_
+ } else {
+ poiDataLoadTask = this.poiDataLoadTask = new ChunkLoadTask.PoiDataLoadTask(
-+ this.scheduler, this.world, this.chunkX, this.chunkZ, this.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL)
++ this.scheduler, this.world, this.chunkX, this.chunkZ, this.getEffectivePriority(Priority.NORMAL)
+ );
+ poiDataLoadTask.addCallback(this::completePoiLoad);
+ // need one schedule() per waiter
@@ -8846,7 +9637,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ if (this.poiDataLoadTask == null) {
+ this.poiDataLoadTask = new ChunkLoadTask.PoiDataLoadTask(
-+ this.scheduler, this.world, this.chunkX, this.chunkZ, this.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL)
++ this.scheduler, this.world, this.chunkX, this.chunkZ, this.getEffectivePriority(Priority.NORMAL)
+ );
+ this.poiDataLoadTask.addCallback(this::completePoiLoad);
+ this.poiDataLoadTaskWaiters = new ArrayList<>();
@@ -9025,15 +9816,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // priority state
+
+ // the target priority for this chunk to generate at
-+ private PrioritisedExecutor.Priority priority = null;
++ private Priority priority = null;
+ private boolean priorityLocked;
+
+ // the priority neighbouring chunks have requested this chunk generate at
-+ private PrioritisedExecutor.Priority neighbourRequestedPriority = null;
++ private Priority neighbourRequestedPriority = null;
+
-+ public PrioritisedExecutor.Priority getEffectivePriority(final PrioritisedExecutor.Priority dfl) {
-+ final PrioritisedExecutor.Priority neighbour = this.neighbourRequestedPriority;
-+ final PrioritisedExecutor.Priority us = this.priority;
++ public Priority getEffectivePriority(final Priority dfl) {
++ final Priority neighbour = this.neighbourRequestedPriority;
++ final Priority us = this.priority;
+
+ if (neighbour == null) {
+ return us == null ? dfl : us;
@@ -9042,7 +9833,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return neighbour;
+ }
+
-+ return PrioritisedExecutor.Priority.max(us, neighbour);
++ return Priority.max(us, neighbour);
+ }
+
+ private void recalculateNeighbourRequestedPriority() {
@@ -9051,18 +9842,18 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return;
+ }
+
-+ PrioritisedExecutor.Priority max = null;
++ Priority max = null;
+
+ for (final NewChunkHolder holder : this.neighboursWaitingForUs.keySet()) {
-+ final PrioritisedExecutor.Priority neighbourPriority = holder.getEffectivePriority(null);
++ final Priority neighbourPriority = holder.getEffectivePriority(null);
+ if (neighbourPriority != null && (max == null || neighbourPriority.isHigherPriority(max))) {
+ max = neighbourPriority;
+ }
+ }
+
-+ final PrioritisedExecutor.Priority current = this.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL);
++ final Priority current = this.getEffectivePriority(Priority.NORMAL);
+ this.neighbourRequestedPriority = max;
-+ final PrioritisedExecutor.Priority next = this.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL);
++ final Priority next = this.getEffectivePriority(Priority.NORMAL);
+
+ if (current == next) {
+ return;
@@ -9084,7 +9875,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // must hold scheduling lock
-+ public void raisePriority(final PrioritisedExecutor.Priority priority) {
++ public void raisePriority(final Priority priority) {
+ if (this.priority != null && this.priority.isHigherOrEqualPriority(priority)) {
+ return;
+ }
@@ -9097,13 +9888,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // must hold scheduling lock
-+ public void setPriority(final PrioritisedExecutor.Priority priority) {
++ public void setPriority(final Priority priority) {
+ if (this.priorityLocked) {
+ return;
+ }
-+ final PrioritisedExecutor.Priority old = this.getEffectivePriority(null);
++ final Priority old = this.getEffectivePriority(null);
+ this.priority = priority;
-+ final PrioritisedExecutor.Priority newPriority = this.getEffectivePriority(PrioritisedExecutor.Priority.NORMAL);
++ final Priority newPriority = this.getEffectivePriority(Priority.NORMAL);
+
+ if (old != newPriority) {
+ if (this.generationTask != null) {
@@ -9115,7 +9906,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // must hold scheduling lock
-+ public void lowerPriority(final PrioritisedExecutor.Priority priority) {
++ public void lowerPriority(final Priority priority) {
+ if (this.priority != null && this.priority.isLowerOrEqualPriority(priority)) {
+ return;
+ }
@@ -9138,7 +9929,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // ticket level state
-+ public int oldTicketLevel = ChunkHolderManager.MAX_TICKET_LEVEL + 1;
++ private int oldTicketLevel = ChunkHolderManager.MAX_TICKET_LEVEL + 1;
+ private int currentTicketLevel = ChunkHolderManager.MAX_TICKET_LEVEL + 1;
+
+ public int getTicketLevel() {
@@ -9157,6 +9948,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ world.getLightEngine(), null, world.getChunkSource().chunkMap
+ );
+ ((ChunkSystemChunkHolder)this.vanillaChunkHolder).moonrise$setRealChunkHolder(this);
++ this.holderData = ((ChunkSystemLevel)this.world).moonrise$requestChunkData(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+ }
+
+ public ChunkAccess getCurrentChunk() {
@@ -9256,8 +10048,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ /** Unloaded from chunk map */
+ private boolean unloaded;
+
-+ void markUnloaded() {
++ void onUnload() {
+ this.unloaded = true;
++ ((ChunkSystemLevel)this.world).moonrise$releaseChunkData(CoordinateUtils.getChunkKey(this.chunkX, this.chunkZ));
+ }
+
+ private boolean inUnloadQueue = false;
@@ -9294,9 +10087,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private UnloadTask entityDataUnload;
+ private UnloadTask poiDataUnload;
+
-+ public static final record UnloadTask(Completable completable, DelayedPrioritisedTask task) {}
++ public static final record UnloadTask(CallbackCompletable completable, PrioritisedExecutor.PrioritisedTask task,
++ LazyRunnable toRun) {}
+
-+ public UnloadTask getUnloadTask(final RegionFileIOThread.RegionFileType type) {
++ public UnloadTask getUnloadTask(final MoonriseRegionFileIO.RegionFileType type) {
+ switch (type) {
+ case CHUNK_DATA:
+ return this.chunkDataUnload;
@@ -9309,7 +10103,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ private void removeUnloadTask(final RegionFileIOThread.RegionFileType type) {
++ private void removeUnloadTask(final MoonriseRegionFileIO.RegionFileType type) {
+ switch (type) {
+ case CHUNK_DATA: {
+ this.chunkDataUnload = null;
@@ -9342,10 +10136,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // chunk state
+ this.currentChunk = null;
+ this.currentGenStatus = null;
-+ this.lastChunkCompletion = null;
+ for (int i = 0; i < this.chunkCompletions.length; ++i) {
-+ CHUNK_COMPLETION_ARRAY_HANDLE.setVolatile(this.chunkCompletions, i, (ChunkCompletion)null);
++ CHUNK_COMPLETION_ARRAY_HANDLE.setRelease(this.chunkCompletions, i, (ChunkCompletion)null);
+ }
++ this.lastChunkCompletion = null;
+ // entity chunk state
+ this.entityChunk = null;
+ this.pendingEntityChunk = null;
@@ -9357,22 +10151,23 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ this.priorityLocked = false;
+
+ if (chunk != null) {
-+ this.chunkDataUnload = new UnloadTask(new Completable<>(), new DelayedPrioritisedTask(PrioritisedExecutor.Priority.NORMAL));
++ final LazyRunnable toRun = new LazyRunnable();
++ this.chunkDataUnload = new UnloadTask(new CallbackCompletable<>(), this.scheduler.saveExecutor.createTask(toRun), toRun);
+ }
+ if (poiChunk != null) {
-+ this.poiDataUnload = new UnloadTask(new Completable<>(), null);
++ this.poiDataUnload = new UnloadTask(new CallbackCompletable<>(), null, null);
+ }
+ if (entityChunk != null) {
-+ this.entityDataUnload = new UnloadTask(new Completable<>(), null);
++ this.entityDataUnload = new UnloadTask(new CallbackCompletable<>(), null, null);
+ }
+
+ return this.unloadState = (chunk != null || entityChunk != null || poiChunk != null) ? new UnloadState(this, chunk, entityChunk, poiChunk) : null;
+ }
+
+ // data is null if failed or does not need to be saved
-+ void completeAsyncUnloadDataSave(final RegionFileIOThread.RegionFileType type, final CompoundTag data) {
++ void completeAsyncUnloadDataSave(final MoonriseRegionFileIO.RegionFileType type, final CompoundTag data) {
+ if (data != null) {
-+ RegionFileIOThread.scheduleSave(this.world, this.chunkX, this.chunkZ, data, type);
++ MoonriseRegionFileIO.scheduleSave(this.world, this.chunkX, this.chunkZ, data, type);
+ }
+
+ this.getUnloadTask(type).completable().complete(data);
@@ -9392,18 +10187,19 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final ChunkEntitySlices entityChunk = state.entityChunk();
+ final PoiChunk poiChunk = state.poiChunk();
+
-+ final boolean shouldLevelChunkNotSave = ChunkSystemFeatures.forceNoSave(chunk);
++ final boolean shouldLevelChunkNotSave = PlatformHooks.get().forceNoSave(chunk);
+
+ // unload chunk data
+ if (chunk != null) {
+ if (chunk instanceof LevelChunk levelChunk) {
+ levelChunk.setLoaded(false);
++ PlatformHooks.get().chunkUnloadFromWorld(levelChunk);
+ }
+
+ if (!shouldLevelChunkNotSave) {
+ this.saveChunk(chunk, true);
+ } else {
-+ this.completeAsyncUnloadDataSave(RegionFileIOThread.RegionFileType.CHUNK_DATA, null);
++ this.completeAsyncUnloadDataSave(MoonriseRegionFileIO.RegionFileType.CHUNK_DATA, null);
+ }
+
+ if (chunk instanceof LevelChunk levelChunk) {
@@ -9572,6 +10368,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (oldUnloaded != newUnloaded) {
+ this.checkUnload();
+ }
++
++ // Don't really have a choice but to place this hook here
++ PlatformHooks.get().onChunkHolderTicketChange(this.world, this, oldLevel, newLevel);
+ }
+
+ static final int NEIGHBOUR_RADIUS = 2;
@@ -9617,24 +10416,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private static final long CHUNK_LOADED_MASK_RAD1 = getLoadedMask(1);
+ private static final long CHUNK_LOADED_MASK_RAD2 = getLoadedMask(2);
+
-+ public static boolean areNeighboursFullLoaded(final long bitset, final int radius) {
-+ switch (radius) {
-+ case 0: {
-+ return (bitset & CHUNK_LOADED_MASK_RAD0) == CHUNK_LOADED_MASK_RAD0;
-+ }
-+ case 1: {
-+ return (bitset & CHUNK_LOADED_MASK_RAD1) == CHUNK_LOADED_MASK_RAD1;
-+ }
-+ case 2: {
-+ return (bitset & CHUNK_LOADED_MASK_RAD2) == CHUNK_LOADED_MASK_RAD2;
-+ }
-+
-+ default: {
-+ throw new IllegalArgumentException("Radius not recognized: " + radius);
-+ }
-+ }
-+ }
-+
+ // only updated while holding scheduling lock
+ private FullChunkStatus pendingFullChunkStatus = FullChunkStatus.INACCESSIBLE;
+ // updated while holding no locks, but adds a ticket before to prevent pending status from dropping
@@ -9869,6 +10650,17 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ private void completeStatusConsumers(ChunkStatus status, final ChunkAccess chunk) {
++ // Update progress listener for LevelLoadingScreen
++ if (chunk != null) {
++ final ChunkProgressListener progressListener = this.world.getChunkSource().chunkMap.progressListener;
++ if (progressListener != null) {
++ final ChunkStatus finalStatus = status;
++ this.scheduler.scheduleChunkTask(this.chunkX, this.chunkZ, () -> {
++ progressListener.onStatusChange(this.vanillaChunkHolder.getPos(), finalStatus);
++ });
++ }
++ }
++
+ // need to tell future statuses to complete if cancelled
+ do {
+ this.completeStatusConsumers0(status, chunk);
@@ -9892,7 +10684,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ LOGGER.error("Failed to process chunk status callback", thr);
+ }
+ }
-+ }, PrioritisedExecutor.Priority.HIGHEST);
++ }, Priority.HIGHEST);
+ }
+
+ private final Reference2ObjectOpenHashMap>> fullStatusWaiters = new Reference2ObjectOpenHashMap<>();
@@ -9920,7 +10712,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ LOGGER.error("Failed to process chunk status callback", thr);
+ }
+ }
-+ }, PrioritisedExecutor.Priority.HIGHEST);
++ }, Priority.HIGHEST);
+ }
+
+ // note: must hold scheduling lock
@@ -10176,6 +10968,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public static final record SaveStat(boolean savedChunk, boolean savedEntityChunk, boolean savedPoiChunk) {}
+
++ private static final MoonriseRegionFileIO.RegionFileType[] REGION_FILE_TYPES = MoonriseRegionFileIO.RegionFileType.values();
++
+ public SaveStat save(final boolean shutdown) {
+ TickThread.ensureTickThread(this.world, this.chunkX, this.chunkZ, "Cannot save data off-main");
+
@@ -10183,6 +10977,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ PoiChunk poi = this.getPoiChunk();
+ ChunkEntitySlices entities = this.getEntityChunk();
+ boolean executedUnloadTask = false;
++ final boolean[] executedUnloadTasks = new boolean[REGION_FILE_TYPES.length];
+
+ if (shutdown) {
+ // make sure that the async unloads complete
@@ -10192,17 +10987,22 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ poi = this.unloadState.poiChunk();
+ entities = this.unloadState.entityChunk();
+ }
-+ final UnloadTask chunkUnloadTask = this.chunkDataUnload;
-+ final DelayedPrioritisedTask chunkDataUnloadTask = chunkUnloadTask == null ? null : chunkUnloadTask.task();
-+ if (chunkDataUnloadTask != null) {
-+ final PrioritisedExecutor.PrioritisedTask unloadTask = chunkDataUnloadTask.getTask();
-+ if (unloadTask != null) {
-+ executedUnloadTask = unloadTask.execute();
++ for (final MoonriseRegionFileIO.RegionFileType regionFileType : REGION_FILE_TYPES) {
++ final UnloadTask unloadTask = this.getUnloadTask(regionFileType);
++ if (unloadTask == null) {
++ continue;
++ }
++
++ final PrioritisedExecutor.PrioritisedTask task = unloadTask.task();
++ if (task != null && task.isQueued()) {
++ final boolean executed = task.execute();
++ executedUnloadTask |= executed;
++ executedUnloadTasks[regionFileType.ordinal()] = executed;
+ }
+ }
+ }
+
-+ final boolean forceNoSaveChunk = ChunkSystemFeatures.forceNoSave(chunk);
++ final boolean forceNoSaveChunk = PlatformHooks.get().forceNoSave(chunk);
+
+ // can only synchronously save worldgen chunks during shutdown
+ boolean canSaveChunk = !forceNoSaveChunk && (chunk != null && ((shutdown || chunk instanceof LevelChunk) && chunk.isUnsaved()));
@@ -10223,106 +11023,55 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ return executedUnloadTask | canSaveChunk | canSaveEntities | canSavePOI ? new SaveStat(executedUnloadTask || canSaveChunk, canSaveEntities, canSavePOI): null;
-+ }
-+
-+ static final class AsyncChunkSerializeTask implements Runnable {
-+
-+ private final ServerLevel world;
-+ private final ChunkAccess chunk;
-+ private final AsyncChunkSaveData asyncSaveData;
-+ private final NewChunkHolder toComplete;
-+
-+ public AsyncChunkSerializeTask(final ServerLevel world, final ChunkAccess chunk, final AsyncChunkSaveData asyncSaveData,
-+ final NewChunkHolder toComplete) {
-+ this.world = world;
-+ this.chunk = chunk;
-+ this.asyncSaveData = asyncSaveData;
-+ this.toComplete = toComplete;
-+ }
-+
-+ @Override
-+ public void run() {
-+ final CompoundTag toSerialize;
-+ try {
-+ toSerialize = ChunkSystemFeatures.saveChunkAsync(this.world, this.chunk, this.asyncSaveData);
-+ } catch (final Throwable throwable) {
-+ LOGGER.error("Failed to asynchronously save chunk " + this.chunk.getPos() + " for world '" + WorldUtil.getWorldName(this.world) + "', falling back to synchronous save", throwable);
-+ final ChunkPos pos = this.chunk.getPos();
-+ ((ChunkSystemServerLevel)this.world).moonrise$getChunkTaskScheduler().scheduleChunkTask(pos.x, pos.z, () -> {
-+ final CompoundTag synchronousSave;
-+ try {
-+ synchronousSave = ChunkSystemFeatures.saveChunkAsync(AsyncChunkSerializeTask.this.world, AsyncChunkSerializeTask.this.chunk, AsyncChunkSerializeTask.this.asyncSaveData);
-+ } catch (final Throwable throwable2) {
-+ LOGGER.error("Failed to synchronously save chunk " + AsyncChunkSerializeTask.this.chunk.getPos() + " for world '" + WorldUtil.getWorldName(AsyncChunkSerializeTask.this.world) + "', chunk data will be lost", throwable2);
-+ AsyncChunkSerializeTask.this.toComplete.completeAsyncUnloadDataSave(RegionFileIOThread.RegionFileType.CHUNK_DATA, null);
-+ return;
-+ }
-+
-+ AsyncChunkSerializeTask.this.toComplete.completeAsyncUnloadDataSave(RegionFileIOThread.RegionFileType.CHUNK_DATA, synchronousSave);
-+ LOGGER.info("Successfully serialized chunk " + AsyncChunkSerializeTask.this.chunk.getPos() + " for world '" + WorldUtil.getWorldName(AsyncChunkSerializeTask.this.world) + "' synchronously");
-+
-+ }, PrioritisedExecutor.Priority.HIGHEST);
-+ return;
-+ }
-+ this.toComplete.completeAsyncUnloadDataSave(RegionFileIOThread.RegionFileType.CHUNK_DATA, toSerialize);
-+ }
-+
-+ @Override
-+ public String toString() {
-+ return "AsyncChunkSerializeTask{" +
-+ "chunk={pos=" + this.chunk.getPos() + ",world=\"" + WorldUtil.getWorldName(this.world) + "\"}" +
-+ "}";
-+ }
++ return executedUnloadTask | canSaveChunk | canSaveEntities | canSavePOI ?
++ new SaveStat(
++ canSaveChunk | executedUnloadTasks[MoonriseRegionFileIO.RegionFileType.CHUNK_DATA.ordinal()],
++ canSaveEntities | executedUnloadTasks[MoonriseRegionFileIO.RegionFileType.ENTITY_DATA.ordinal()],
++ canSavePOI | executedUnloadTasks[MoonriseRegionFileIO.RegionFileType.POI_DATA.ordinal()]
++ )
++ : null;
+ }
+
+ private boolean saveChunk(final ChunkAccess chunk, final boolean unloading) {
+ if (!chunk.isUnsaved()) {
+ if (unloading) {
-+ this.completeAsyncUnloadDataSave(RegionFileIOThread.RegionFileType.CHUNK_DATA, null);
++ this.completeAsyncUnloadDataSave(MoonriseRegionFileIO.RegionFileType.CHUNK_DATA, null);
+ }
+ return false;
+ }
-+ boolean completing = false;
-+ boolean failedAsyncPrepare = false;
+ try {
-+ if (unloading && ChunkSystemFeatures.supportsAsyncChunkSave()) {
-+ try {
-+ final AsyncChunkSaveData asyncSaveData = ChunkSystemFeatures.getAsyncSaveData(this.world, chunk);
++ final SerializableChunkData chunkData = SerializableChunkData.copyOf(this.world, chunk);
++ PlatformHooks.get().chunkSyncSave(this.world, chunk, chunkData);
+
-+ final PrioritisedExecutor.PrioritisedTask task = this.scheduler.loadExecutor.createTask(new AsyncChunkSerializeTask(this.world, chunk, asyncSaveData, this));
++ chunk.tryMarkSaved();
+
-+ this.chunkDataUnload.task().setTask(task);
++ final CallbackCompletable completable = new CallbackCompletable<>();
+
-+ chunk.setUnsaved(false);
++ final Runnable run = () -> {
++ final CompoundTag data = chunkData.write();
+
-+ task.queue();
++ completable.complete(data);
+
-+ return true;
-+ } catch (final Throwable thr) {
-+ LOGGER.error("Failed to prepare async chunk data (" + this.chunkX + "," + this.chunkZ + ") in world '" + WorldUtil.getWorldName(this.world) + "', falling back to synchronous save", thr);
-+ failedAsyncPrepare = true;
-+ // fall through to synchronous save
++ if (unloading) {
++ NewChunkHolder.this.completeAsyncUnloadDataSave(MoonriseRegionFileIO.RegionFileType.CHUNK_DATA, data);
+ }
-+ }
-+
-+ final CompoundTag save = ChunkSerializer.write(this.world, chunk);
++ };
+
++ final PrioritisedExecutor.PrioritisedTask task;
+ if (unloading) {
-+ completing = true;
-+ this.completeAsyncUnloadDataSave(RegionFileIOThread.RegionFileType.CHUNK_DATA, save);
-+ if (failedAsyncPrepare) {
-+ LOGGER.info("Successfully serialized chunk data (" + this.chunkX + "," + this.chunkZ + ") in world '" + WorldUtil.getWorldName(this.world) + "' synchronously");
-+ }
++ this.chunkDataUnload.toRun().setRunnable(run);
++ task = this.chunkDataUnload.task();
+ } else {
-+ RegionFileIOThread.scheduleSave(this.world, this.chunkX, this.chunkZ, save, RegionFileIOThread.RegionFileType.CHUNK_DATA);
++ task = this.scheduler.saveExecutor.createTask(run);
+ }
-+ chunk.setUnsaved(false);
++
++ task.queue();
++
++ MoonriseRegionFileIO.scheduleSave(
++ this.world, this.chunkX, this.chunkZ, completable, task, MoonriseRegionFileIO.RegionFileType.CHUNK_DATA, Priority.NORMAL
++ );
+ } catch (final Throwable thr) {
+ LOGGER.error("Failed to save chunk data (" + this.chunkX + "," + this.chunkZ + ") in world '" + WorldUtil.getWorldName(this.world) + "'", thr);
-+ if (unloading && !completing) {
-+ this.completeAsyncUnloadDataSave(RegionFileIOThread.RegionFileType.CHUNK_DATA, null);
-+ }
+ }
+
+ return true;
@@ -10340,7 +11089,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return false;
+ }
+ try {
-+ mergeFrom = RegionFileIOThread.loadData(this.world, this.chunkX, this.chunkZ, RegionFileIOThread.RegionFileType.ENTITY_DATA, PrioritisedExecutor.Priority.BLOCKING);
++ mergeFrom = MoonriseRegionFileIO.loadData(this.world, this.chunkX, this.chunkZ, MoonriseRegionFileIO.RegionFileType.ENTITY_DATA, Priority.BLOCKING);
+ } catch (final Exception ex) {
+ LOGGER.error("Cannot merge transient entities for chunk (" + this.chunkX + "," + this.chunkZ + ") in world '" + WorldUtil.getWorldName(this.world) + "', data on disk will be replaced", ex);
+ }
@@ -10359,7 +11108,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return false;
+ }
+
-+ RegionFileIOThread.scheduleSave(this.world, this.chunkX, this.chunkZ, save, RegionFileIOThread.RegionFileType.ENTITY_DATA);
++ MoonriseRegionFileIO.scheduleSave(this.world, this.chunkX, this.chunkZ, save, MoonriseRegionFileIO.RegionFileType.ENTITY_DATA);
+ this.lastEntitySaveNull = save == null;
+ if (unloading) {
+ this.lastEntityUnload = save;
@@ -10383,7 +11132,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return false;
+ }
+
-+ RegionFileIOThread.scheduleSave(this.world, this.chunkX, this.chunkZ, save, RegionFileIOThread.RegionFileType.POI_DATA);
++ MoonriseRegionFileIO.scheduleSave(this.world, this.chunkX, this.chunkZ, save, MoonriseRegionFileIO.RegionFileType.POI_DATA);
+ this.lastPoiSaveNull = save == null;
+ if (unloading) {
+ this.poiDataUnload.completable().complete(save);
@@ -10430,7 +11179,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return element == null ? JsonNull.INSTANCE : new JsonPrimitive(element.toString());
+ }
+
-+ private static JsonObject serializeCompletable(final Completable> completable) {
++ private static JsonObject serializeCompletable(final CallbackCompletable> completable) {
+ final JsonObject ret = new JsonObject();
+
+ if (completable == null) {
@@ -10525,13 +11274,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ ret.add("poi_unload_completable", serializeCompletable(poiDataUnload == null ? null : poiDataUnload.completable()));
+ ret.add("chunk_unload_completable", serializeCompletable(chunkDataUnload == null ? null : chunkDataUnload.completable()));
+
-+ final DelayedPrioritisedTask unloadTask = chunkDataUnload == null ? null : chunkDataUnload.task();
++ final PrioritisedExecutor.PrioritisedTask unloadTask = chunkDataUnload == null ? null : chunkDataUnload.task();
+ if (unloadTask == null) {
+ ret.addProperty("unload_task_priority", "null");
-+ ret.addProperty("unload_task_priority_raw", "null");
++ ret.addProperty("unload_task_suborder", Long.valueOf(0L));
+ } else {
+ ret.addProperty("unload_task_priority", Objects.toString(unloadTask.getPriority()));
-+ ret.addProperty("unload_task_priority_raw", Integer.valueOf(unloadTask.getPriorityInternal()));
++ ret.addProperty("unload_task_suborder", Long.valueOf(unloadTask.getSubOrder()));
+ }
+
+ ret.addProperty("killed", Boolean.valueOf(this.unloaded));
@@ -10547,8 +11296,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
+import java.lang.invoke.VarHandle;
+
+public abstract class PriorityHolder {
@@ -10575,8 +11324,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ PRIORITY_HANDLE.set((PriorityHolder)this, (int)val);
+ }
+
-+ protected PriorityHolder(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ protected PriorityHolder(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.setPriorityPlain(priority.priority);
@@ -10616,7 +11365,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return;
+ }
+
-+ this.scheduleTask(PrioritisedExecutor.Priority.getPriority(priority));
++ this.scheduleTask(Priority.getPriority(priority));
+
+ int failures = 0;
+ for (;;) {
@@ -10633,7 +11382,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return;
+ }
+
-+ this.setPriorityScheduled(PrioritisedExecutor.Priority.getPriority(priority));
++ this.setPriorityScheduled(Priority.getPriority(priority));
+
+ ++failures;
+ for (int i = 0; i < failures; ++i) {
@@ -10642,19 +11391,19 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public final PrioritisedExecutor.Priority getPriority() {
++ public final Priority getPriority() {
+ final int ret = this.getPriorityVolatile();
+ if ((ret & PRIORITY_EXECUTED) != 0) {
-+ return PrioritisedExecutor.Priority.COMPLETING;
++ return Priority.COMPLETING;
+ }
+ if ((ret & PRIORITY_SCHEDULED) != 0) {
+ return this.getScheduledPriority();
+ }
-+ return PrioritisedExecutor.Priority.getPriority(ret);
++ return Priority.getPriority(ret);
+ }
+
-+ public final void lowerPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public final void lowerPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -10686,8 +11435,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public final void setPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public final void setPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -10715,8 +11464,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public final void raisePriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public final void raisePriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -10750,15 +11499,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ protected abstract void cancelScheduled();
+
-+ protected abstract PrioritisedExecutor.Priority getScheduledPriority();
++ protected abstract Priority getScheduledPriority();
+
-+ protected abstract void scheduleTask(final PrioritisedExecutor.Priority priority);
++ protected abstract void scheduleTask(final Priority priority);
+
-+ protected abstract void lowerPriorityScheduled(final PrioritisedExecutor.Priority priority);
++ protected abstract void lowerPriorityScheduled(final Priority priority);
+
-+ protected abstract void setPriorityScheduled(final PrioritisedExecutor.Priority priority);
++ protected abstract void setPriorityScheduled(final Priority priority);
+
-+ protected abstract void raisePriorityScheduled(final PrioritisedExecutor.Priority priority);
++ protected abstract void raisePriorityScheduled(final Priority priority);
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/scheduling/ThreadedTicketLevelPropagator.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/scheduling/ThreadedTicketLevelPropagator.java
new file mode 100644
@@ -12231,11 +12980,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling.executor;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.executor.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.util.Priority;
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+import it.unimi.dsi.fastutil.longs.Long2ReferenceOpenHashMap;
+import it.unimi.dsi.fastutil.objects.ReferenceOpenHashSet;
-+
+import java.util.ArrayList;
+import java.util.Comparator;
+import java.util.List;
@@ -12247,17 +12996,38 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return Long.compare(t1.id, t2.id);
+ };
+
-+ private final DependencyTree[] queues = new DependencyTree[PrioritisedExecutor.Priority.TOTAL_SCHEDULABLE_PRIORITIES];
++ private final PrioritisedExecutor executor;
++ private final DependencyTree[] queues = new DependencyTree[Priority.TOTAL_SCHEDULABLE_PRIORITIES];
+ private static final int NO_TASKS_QUEUED = -1;
+ private int selectedQueue = NO_TASKS_QUEUED;
+ private boolean canQueueTasks = true;
+
+ public RadiusAwarePrioritisedExecutor(final PrioritisedExecutor executor, final int maxToSchedule) {
++ this.executor = executor;
++
+ for (int i = 0; i < this.queues.length; ++i) {
-+ this.queues[i] = new DependencyTree(this, executor, maxToSchedule, i);
++ this.queues[i] = new DependencyTree(this, executor, maxToSchedule);
+ }
+ }
+
++ public void setMaxToSchedule(final int maxToSchedule) {
++ final List tasks;
++
++ synchronized (this) {
++ for (final DependencyTree dependencyTree : this.queues) {
++ dependencyTree.maxToSchedule = maxToSchedule;
++ }
++
++ if (this.selectedQueue == NO_TASKS_QUEUED || !this.canQueueTasks) {
++ return;
++ }
++
++ tasks = this.queues[this.selectedQueue].tryPushTasks();
++ }
++
++ scheduleTasks(tasks);
++ }
++
+ private boolean canQueueTasks() {
+ return this.canQueueTasks;
+ }
@@ -12287,7 +13057,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return null;
+ }
+
-+ private List queue(final Task task, final PrioritisedExecutor.Priority priority) {
++ private List queue(final Task task, final Priority priority) {
+ final int priorityId = priority.priority;
+ final DependencyTree queue = this.queues[priorityId];
+
@@ -12310,7 +13080,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return null;
+ }
+
-+ if (PrioritisedExecutor.Priority.isHigherPriority(priorityId, this.selectedQueue)) {
++ if (Priority.isHigherPriority(priorityId, this.selectedQueue)) {
+ // prevent the lower priority tree from queueing more tasks
+ this.canQueueTasks = false;
+ return null;
@@ -12321,7 +13091,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ public PrioritisedExecutor.PrioritisedTask createTask(final int chunkX, final int chunkZ, final int radius,
-+ final Runnable run, final PrioritisedExecutor.Priority priority) {
++ final Runnable run, final Priority priority) {
+ if (radius < 0) {
+ throw new IllegalArgumentException("Radius must be > 0: " + radius);
+ }
@@ -12330,11 +13100,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public PrioritisedExecutor.PrioritisedTask createTask(final int chunkX, final int chunkZ, final int radius,
+ final Runnable run) {
-+ return this.createTask(chunkX, chunkZ, radius, run, PrioritisedExecutor.Priority.NORMAL);
++ return this.createTask(chunkX, chunkZ, radius, run, Priority.NORMAL);
+ }
+
+ public PrioritisedExecutor.PrioritisedTask queueTask(final int chunkX, final int chunkZ, final int radius,
-+ final Runnable run, final PrioritisedExecutor.Priority priority) {
++ final Runnable run, final Priority priority) {
+ final PrioritisedExecutor.PrioritisedTask ret = this.createTask(chunkX, chunkZ, radius, run, priority);
+
+ ret.queue();
@@ -12351,15 +13121,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return ret;
+ }
+
-+ public PrioritisedExecutor.PrioritisedTask createInfiniteRadiusTask(final Runnable run, final PrioritisedExecutor.Priority priority) {
++ public PrioritisedExecutor.PrioritisedTask createInfiniteRadiusTask(final Runnable run, final Priority priority) {
+ return new Task(this, 0, 0, -1, run, priority);
+ }
+
+ public PrioritisedExecutor.PrioritisedTask createInfiniteRadiusTask(final Runnable run) {
-+ return this.createInfiniteRadiusTask(run, PrioritisedExecutor.Priority.NORMAL);
++ return this.createInfiniteRadiusTask(run, Priority.NORMAL);
+ }
+
-+ public PrioritisedExecutor.PrioritisedTask queueInfiniteRadiusTask(final Runnable run, final PrioritisedExecutor.Priority priority) {
++ public PrioritisedExecutor.PrioritisedTask queueInfiniteRadiusTask(final Runnable run, final Priority priority) {
+ final PrioritisedExecutor.PrioritisedTask ret = this.createInfiniteRadiusTask(run, priority);
+
+ ret.queue();
@@ -12368,20 +13138,27 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ public PrioritisedExecutor.PrioritisedTask queueInfiniteRadiusTask(final Runnable run) {
-+ final PrioritisedExecutor.PrioritisedTask ret = this.createInfiniteRadiusTask(run, PrioritisedExecutor.Priority.NORMAL);
++ final PrioritisedExecutor.PrioritisedTask ret = this.createInfiniteRadiusTask(run, Priority.NORMAL);
+
+ ret.queue();
+
+ return ret;
+ }
+
++ private static void scheduleTasks(final List toSchedule) {
++ if (toSchedule != null) {
++ for (int i = 0, len = toSchedule.size(); i < len; ++i) {
++ toSchedule.get(i).queue();
++ }
++ }
++ }
++
+ // all accesses must be synchronised by the radius aware object
+ private static final class DependencyTree {
+
+ private final RadiusAwarePrioritisedExecutor scheduler;
+ private final PrioritisedExecutor executor;
-+ private final int maxToSchedule;
-+ private final int treeIndex;
++ private int maxToSchedule;
+
+ private int currentlyExecuting;
+ private long idGenerator;
@@ -12394,11 +13171,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private final Long2ReferenceOpenHashMap nodeByPosition = new Long2ReferenceOpenHashMap<>();
+
+ public DependencyTree(final RadiusAwarePrioritisedExecutor scheduler, final PrioritisedExecutor executor,
-+ final int maxToSchedule, final int treeIndex) {
++ final int maxToSchedule) {
+ this.scheduler = scheduler;
+ this.executor = executor;
+ this.maxToSchedule = maxToSchedule;
-+ this.treeIndex = treeIndex;
+ }
+
+ public boolean hasWaitingTasks() {
@@ -12643,13 +13419,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private final int chunkZ;
+ private final int radius;
+ private Runnable run;
-+ private PrioritisedExecutor.Priority priority;
++ private Priority priority;
+
+ private DependencyNode dependencyNode;
+ private PrioritisedExecutor.PrioritisedTask queuedTask;
+
+ private Task(final RadiusAwarePrioritisedExecutor scheduler, final int chunkX, final int chunkZ, final int radius,
-+ final Runnable run, final PrioritisedExecutor.Priority priority) {
++ final Runnable run, final Priority priority) {
+ this.scheduler = scheduler;
+ this.chunkX = chunkX;
+ this.chunkZ = chunkZ;
@@ -12672,14 +13448,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ run.run();
+ }
+
-+ private static void scheduleTasks(final List toSchedule) {
-+ if (toSchedule != null) {
-+ for (int i = 0, len = toSchedule.size(); i < len; ++i) {
-+ toSchedule.get(i).queue();
-+ }
-+ }
-+ }
-+
+ private void returnNode() {
+ final List toSchedule;
+ synchronized (this.scheduler) {
@@ -12692,6 +13460,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
++ public PrioritisedExecutor getExecutor() {
++ return this.scheduler.executor;
++ }
++
++ @Override
+ public void run() {
+ final Runnable run = this.run;
+ this.run = null;
@@ -12706,7 +13479,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public boolean queue() {
+ final List toSchedule;
+ synchronized (this.scheduler) {
-+ if (this.queuedTask != null || this.dependencyNode != null || this.priority == PrioritisedExecutor.Priority.COMPLETING) {
++ if (this.queuedTask != null || this.dependencyNode != null || this.priority == Priority.COMPLETING) {
+ return false;
+ }
+
@@ -12718,15 +13491,22 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
++ public boolean isQueued() {
++ synchronized (this.scheduler) {
++ return (this.queuedTask != null || this.dependencyNode != null) && this.priority != Priority.COMPLETING;
++ }
++ }
++
++ @Override
+ public boolean cancel() {
+ final PrioritisedExecutor.PrioritisedTask task;
+ synchronized (this.scheduler) {
+ if ((task = this.queuedTask) == null) {
-+ if (this.priority == PrioritisedExecutor.Priority.COMPLETING) {
++ if (this.priority == Priority.COMPLETING) {
+ return false;
+ }
+
-+ this.priority = PrioritisedExecutor.Priority.COMPLETING;
++ this.priority = Priority.COMPLETING;
+ if (this.dependencyNode != null) {
+ this.dependencyNode.purged = true;
+ this.dependencyNode = null;
@@ -12750,11 +13530,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final PrioritisedExecutor.PrioritisedTask task;
+ synchronized (this.scheduler) {
+ if ((task = this.queuedTask) == null) {
-+ if (this.priority == PrioritisedExecutor.Priority.COMPLETING) {
++ if (this.priority == Priority.COMPLETING) {
+ return false;
+ }
+
-+ this.priority = PrioritisedExecutor.Priority.COMPLETING;
++ this.priority = Priority.COMPLETING;
+ if (this.dependencyNode != null) {
+ this.dependencyNode.purged = true;
+ this.dependencyNode = null;
@@ -12774,7 +13554,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public PrioritisedExecutor.Priority getPriority() {
++ public Priority getPriority() {
+ final PrioritisedExecutor.PrioritisedTask task;
+ synchronized (this.scheduler) {
+ if ((task = this.queuedTask) == null) {
@@ -12786,8 +13566,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public boolean setPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public boolean setPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -12795,7 +13575,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ List toSchedule = null;
+ synchronized (this.scheduler) {
+ if ((task = this.queuedTask) == null) {
-+ if (this.priority == PrioritisedExecutor.Priority.COMPLETING) {
++ if (this.priority == Priority.COMPLETING) {
+ return false;
+ }
+
@@ -12823,8 +13603,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public boolean raisePriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public boolean raisePriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -12832,7 +13612,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ List toSchedule = null;
+ synchronized (this.scheduler) {
+ if ((task = this.queuedTask) == null) {
-+ if (this.priority == PrioritisedExecutor.Priority.COMPLETING) {
++ if (this.priority == Priority.COMPLETING) {
+ return false;
+ }
+
@@ -12860,8 +13640,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public boolean lowerPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public boolean lowerPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -12869,7 +13649,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ List toSchedule = null;
+ synchronized (this.scheduler) {
+ if ((task = this.queuedTask) == null) {
-+ if (this.priority == PrioritisedExecutor.Priority.COMPLETING) {
++ if (this.priority == Priority.COMPLETING) {
+ return false;
+ }
+
@@ -12895,9 +13675,38 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ return true;
+ }
++
++ @Override
++ public long getSubOrder() {
++ // TODO implement
++ return 0;
++ }
++
++ @Override
++ public boolean setSubOrder(final long subOrder) {
++ // TODO implement
++ return false;
++ }
++
++ @Override
++ public boolean raiseSubOrder(final long subOrder) {
++ // TODO implement
++ return false;
++ }
++
++ @Override
++ public boolean lowerSubOrder(final long subOrder) {
++ // TODO implement
++ return false;
++ }
++
++ @Override
++ public boolean setPriorityAndSubOrder(final Priority priority, final long subOrder) {
++ // TODO implement
++ return this.setPriority(priority);
++ }
+ }
+}
-\ No newline at end of file
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/scheduling/task/ChunkFullTask.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/scheduling/task/ChunkFullTask.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@@ -12906,8 +13715,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling.task;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.executor.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkSystemLevelChunk;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.poi.ChunkSystemPoiManager;
@@ -12935,7 +13746,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private final PrioritisedExecutor.PrioritisedTask convertToFullTask;
+
+ public ChunkFullTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX, final int chunkZ,
-+ final NewChunkHolder chunkHolder, final ChunkAccess fromChunk, final PrioritisedExecutor.Priority priority) {
++ final NewChunkHolder chunkHolder, final ChunkAccess fromChunk, final Priority priority) {
+ super(scheduler, world, chunkX, chunkZ);
+ this.chunkHolder = chunkHolder;
+ this.fromChunk = fromChunk;
@@ -12949,6 +13760,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ @Override
+ public void run() {
++ final PlatformHooks platformHooks = PlatformHooks.get();
++
+ // See Vanilla ChunkPyramid#LOADING_PYRAMID.FULL for what this function should be doing
+ final LevelChunk chunk;
+ try {
@@ -12967,7 +13780,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final ServerLevel world = this.world;
+ final ProtoChunk protoChunk = (ProtoChunk)this.fromChunk;
+ chunk = new LevelChunk(this.world, protoChunk, (final LevelChunk unused) -> {
-+ ChunkStatusTasks.postLoadProtoChunk(world, protoChunk.getEntities(), protoChunk.getPos()); // Paper - pass chunk pos
++ PlatformHooks.get().postLoadProtoChunk(world, protoChunk);
+ });
+ this.chunkHolder.replaceProtoChunk(new ImposterProtoChunk(chunk, false));
+ }
@@ -12977,16 +13790,21 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final NewChunkHolder chunkHolder = this.chunkHolder;
+
+ chunk.setFullStatus(chunkHolder::getChunkStatus);
-+ chunk.runPostLoad();
-+ // Unlike Vanilla, we load the entity chunk here, as we load the NBT in empty status (unlike Vanilla)
-+ // This brings entity addition back in line with older versions of the game
-+ // Since we load the NBT in the empty status, this will never block for I/O
-+ ((ChunkSystemServerLevel)this.world).moonrise$getChunkTaskScheduler().chunkHolderManager.getOrCreateEntityChunk(this.chunkX, this.chunkZ, false);
-+
-+ // we don't need the entitiesInLevel, not sure why it's there
-+ chunk.setLoaded(true);
-+ chunk.registerAllBlockEntitiesAfterLevelLoad();
-+ chunk.registerTickContainerInLevel(this.world);
++ try {
++ platformHooks.setCurrentlyLoading(this.chunkHolder.vanillaChunkHolder, chunk);
++ chunk.runPostLoad();
++ // Unlike Vanilla, we load the entity chunk here, as we load the NBT in empty status (unlike Vanilla)
++ // This brings entity addition back in line with older versions of the game
++ // Since we load the NBT in the empty status, this will never block for I/O
++ ((ChunkSystemServerLevel)this.world).moonrise$getChunkTaskScheduler().chunkHolderManager.getOrCreateEntityChunk(this.chunkX, this.chunkZ, false);
++ chunk.setLoaded(true);
++ chunk.registerAllBlockEntitiesAfterLevelLoad();
++ chunk.registerTickContainerInLevel(this.world);
++ chunk.setUnsavedListener(this.world.getChunkSource().chunkMap.worldGenContext.unsavedListener());
++ platformHooks.chunkFullStatusComplete(chunk, (ProtoChunk)this.fromChunk);
++ } finally {
++ platformHooks.setCurrentlyLoading(this.chunkHolder.vanillaChunkHolder, null);
++ }
+ } catch (final Throwable throwable) {
+ this.complete(null, throwable);
+ return;
@@ -13018,29 +13836,29 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public PrioritisedExecutor.Priority getPriority() {
++ public Priority getPriority() {
+ return this.convertToFullTask.getPriority();
+ }
+
+ @Override
-+ public void lowerPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void lowerPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.convertToFullTask.lowerPriority(priority);
+ }
+
+ @Override
-+ public void setPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void setPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.convertToFullTask.setPriority(priority);
+ }
+
+ @Override
-+ public void raisePriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void raisePriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.convertToFullTask.raisePriority(priority);
@@ -13054,7 +13872,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling.task;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.util.Priority;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.PriorityHolder;
@@ -13079,9 +13897,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private final LightTaskPriorityHolder priorityHolder;
+
+ public ChunkLightTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX, final int chunkZ,
-+ final ChunkAccess chunk, final PrioritisedExecutor.Priority priority) {
++ final ChunkAccess chunk, final Priority priority) {
+ super(scheduler, world, chunkX, chunkZ);
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.priorityHolder = new LightTaskPriorityHolder(priority, this);
@@ -13109,22 +13927,22 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public PrioritisedExecutor.Priority getPriority() {
++ public Priority getPriority() {
+ return this.priorityHolder.getPriority();
+ }
+
+ @Override
-+ public void lowerPriority(final PrioritisedExecutor.Priority priority) {
++ public void lowerPriority(final Priority priority) {
+ this.priorityHolder.raisePriority(priority);
+ }
+
+ @Override
-+ public void setPriority(final PrioritisedExecutor.Priority priority) {
++ public void setPriority(final Priority priority) {
+ this.priorityHolder.setPriority(priority);
+ }
+
+ @Override
-+ public void raisePriority(final PrioritisedExecutor.Priority priority) {
++ public void raisePriority(final Priority priority) {
+ this.priorityHolder.raisePriority(priority);
+ }
+
@@ -13132,7 +13950,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ private final ChunkLightTask task;
+
-+ private LightTaskPriorityHolder(final PrioritisedExecutor.Priority priority, final ChunkLightTask task) {
++ private LightTaskPriorityHolder(final Priority priority, final ChunkLightTask task) {
+ super(priority);
+ this.task = task;
+ }
@@ -13144,13 +13962,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected PrioritisedExecutor.Priority getScheduledPriority() {
++ protected Priority getScheduledPriority() {
+ final ChunkLightTask task = this.task;
+ return ((StarLightLightingProvider)task.world.getChunkSource().getLightEngine()).starlight$getLightEngine().getServerLightQueue().getPriority(task.chunkX, task.chunkZ);
+ }
+
+ @Override
-+ protected void scheduleTask(final PrioritisedExecutor.Priority priority) {
++ protected void scheduleTask(final Priority priority) {
+ final ChunkLightTask task = this.task;
+ final StarLightInterface starLightInterface = ((StarLightLightingProvider)task.world.getChunkSource().getLightEngine()).starlight$getLightEngine();
+ final StarLightInterface.ServerLightQueue lightQueue = starLightInterface.getServerLightQueue();
@@ -13159,7 +13977,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected void lowerPriorityScheduled(final PrioritisedExecutor.Priority priority) {
++ protected void lowerPriorityScheduled(final Priority priority) {
+ final ChunkLightTask task = this.task;
+ final StarLightInterface starLightInterface = ((StarLightLightingProvider)task.world.getChunkSource().getLightEngine()).starlight$getLightEngine();
+ final StarLightInterface.ServerLightQueue lightQueue = starLightInterface.getServerLightQueue();
@@ -13167,7 +13985,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected void setPriorityScheduled(final PrioritisedExecutor.Priority priority) {
++ protected void setPriorityScheduled(final Priority priority) {
+ final ChunkLightTask task = this.task;
+ final StarLightInterface starLightInterface = ((StarLightLightingProvider)task.world.getChunkSource().getLightEngine()).starlight$getLightEngine();
+ final StarLightInterface.ServerLightQueue lightQueue = starLightInterface.getServerLightQueue();
@@ -13175,7 +13993,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected void raisePriorityScheduled(final PrioritisedExecutor.Priority priority) {
++ protected void raisePriorityScheduled(final Priority priority) {
+ final ChunkLightTask task = this.task;
+ final StarLightInterface starLightInterface = ((StarLightLightingProvider)task.world.getChunkSource().getLightEngine()).starlight$getLightEngine();
+ final StarLightInterface.ServerLightQueue lightQueue = starLightInterface.getServerLightQueue();
@@ -13242,12 +14060,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling.task;
+
+import ca.spottedleaf.concurrentutil.collection.MultiThreadedQueue;
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.executor.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.lock.ReentrantAreaLock;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.patches.chunk_system.ChunkSystemConverters;
-+import ca.spottedleaf.moonrise.patches.chunk_system.ChunkSystemFeatures;
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.poi.PoiChunk;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.NewChunkHolder;
@@ -13259,7 +14078,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import net.minecraft.world.level.chunk.ProtoChunk;
+import net.minecraft.world.level.chunk.UpgradeData;
+import net.minecraft.world.level.chunk.status.ChunkStatus;
-+import net.minecraft.world.level.chunk.storage.ChunkSerializer;
++import net.minecraft.world.level.chunk.storage.SerializableChunkData;
+import net.minecraft.world.level.levelgen.blending.BlendingData;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
@@ -13282,7 +14101,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private final AtomicInteger taskCountToComplete = new AtomicInteger(3); // one for poi, one for entity, and one for chunk data
+
+ public ChunkLoadTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX, final int chunkZ,
-+ final NewChunkHolder chunkHolder, final PrioritisedExecutor.Priority priority) {
++ final NewChunkHolder chunkHolder, final Priority priority) {
+ super(scheduler, world, chunkX, chunkZ);
+ this.chunkHolder = chunkHolder;
+ this.loadTask = new ChunkDataLoadTask(scheduler, world, chunkX, chunkZ, priority);
@@ -13411,12 +14230,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public PrioritisedExecutor.Priority getPriority() {
++ public Priority getPriority() {
+ return this.loadTask.getPriority();
+ }
+
+ @Override
-+ public void lowerPriority(final PrioritisedExecutor.Priority priority) {
++ public void lowerPriority(final Priority priority) {
+ final EntityDataLoadTask entityLoad = this.chunkHolder.getEntityDataLoadTask();
+ if (entityLoad != null) {
+ entityLoad.lowerPriority(priority);
@@ -13432,7 +14251,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public void setPriority(final PrioritisedExecutor.Priority priority) {
++ public void setPriority(final Priority priority) {
+ final EntityDataLoadTask entityLoad = this.chunkHolder.getEntityDataLoadTask();
+ if (entityLoad != null) {
+ entityLoad.setPriority(priority);
@@ -13448,7 +14267,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public void raisePriority(final PrioritisedExecutor.Priority priority) {
++ public void raisePriority(final Priority priority) {
+ final EntityDataLoadTask entityLoad = this.chunkHolder.getEntityDataLoadTask();
+ if (entityLoad != null) {
+ entityLoad.raisePriority(priority);
@@ -13472,8 +14291,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ protected static final VarHandle COMPLETED_HANDLE = ConcurrentUtil.getVarHandle(CallbackDataLoadTask.class, "completed", boolean.class);
+
+ protected CallbackDataLoadTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX,
-+ final int chunkZ, final RegionFileIOThread.RegionFileType type,
-+ final PrioritisedExecutor.Priority priority) {
++ final int chunkZ, final MoonriseRegionFileIO.RegionFileType type,
++ final Priority priority) {
+ super(scheduler, world, chunkX, chunkZ, type, priority);
+ }
+
@@ -13513,10 +14332,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ private static final class ChunkDataLoadTask extends CallbackDataLoadTask {
++
++ private static record ReadChunk(ProtoChunk protoChunk, SerializableChunkData chunkData) {}
++
++ private static final class ChunkDataLoadTask extends CallbackDataLoadTask {
+ private ChunkDataLoadTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX,
-+ final int chunkZ, final PrioritisedExecutor.Priority priority) {
-+ super(scheduler, world, chunkX, chunkZ, RegionFileIOThread.RegionFileType.CHUNK_DATA, priority);
++ final int chunkZ, final Priority priority) {
++ super(scheduler, world, chunkX, chunkZ, MoonriseRegionFileIO.RegionFileType.CHUNK_DATA, priority);
+ }
+
+ @Override
@@ -13530,40 +14352,42 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected PrioritisedExecutor.PrioritisedTask createOffMain(final Runnable run, final PrioritisedExecutor.Priority priority) {
++ protected PrioritisedExecutor.PrioritisedTask createOffMain(final Runnable run, final Priority priority) {
+ return this.scheduler.loadExecutor.createTask(run, priority);
+ }
+
+ @Override
-+ protected PrioritisedExecutor.PrioritisedTask createOnMain(final Runnable run, final PrioritisedExecutor.Priority priority) {
++ protected PrioritisedExecutor.PrioritisedTask createOnMain(final Runnable run, final Priority priority) {
+ return this.scheduler.createChunkTask(this.chunkX, this.chunkZ, run, priority);
+ }
+
+ @Override
-+ protected TaskResult completeOnMainOffMain(final CompoundTag data, final Throwable throwable) {
++ protected TaskResult completeOnMainOffMain(final ReadChunk data, final Throwable throwable) {
+ if (throwable != null) {
+ return new TaskResult<>(null, throwable);
+ }
-+ if (data == null) {
++
++ if (data == null || data.protoChunk() == null) {
+ return new TaskResult<>(this.getEmptyChunk(), null);
+ }
+
-+ if (ChunkSystemFeatures.supportsAsyncChunkDeserialization()) {
-+ return this.deserialize(data);
++ if (!PlatformHooks.get().hasMainChunkLoadHook()) {
++ return new TaskResult<>(data.protoChunk(), null);
+ }
-+ // need to deserialize on main thread
++
++ // need to invoke the callback for loading on the main thread
+ return null;
+ }
+
+ private ProtoChunk getEmptyChunk() {
+ return new ProtoChunk(
+ new ChunkPos(this.chunkX, this.chunkZ), UpgradeData.EMPTY, this.world,
-+ this.world.registryAccess().registryOrThrow(Registries.BIOME), (BlendingData)null
++ this.world.registryAccess().lookupOrThrow(Registries.BIOME), (BlendingData)null
+ );
+ }
+
+ @Override
-+ protected TaskResult runOffMain(final CompoundTag data, final Throwable throwable) {
++ protected TaskResult runOffMain(final CompoundTag data, final Throwable throwable) {
+ if (throwable != null) {
+ LOGGER.error("Failed to load chunk data for task: " + this.toString() + ", chunk data will be lost", throwable);
+ return new TaskResult<>(null, null);
@@ -13575,42 +14399,43 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ try {
+ // run converters
-+ final CompoundTag converted = this.world.getChunkSource().chunkMap.upgradeChunkTag(data, new net.minecraft.world.level.ChunkPos(this.chunkX, this.chunkZ));
++ final CompoundTag converted = this.world.getChunkSource().chunkMap.upgradeChunkTag(data);
+
-+ return new TaskResult<>(converted, null);
++ // unpack the data
++ final SerializableChunkData chunkData = SerializableChunkData.parse(
++ this.world, this.world.registryAccess(), converted
++ );
++
++ if (chunkData == null) {
++ LOGGER.error("Deserialized chunk for task: " + this.toString() + " produced null, chunk data will be lost?");
++ }
++
++ // read into ProtoChunk
++ final ProtoChunk chunk = chunkData == null ? null : chunkData.read(
++ this.world, this.world.getPoiManager(), this.world.getChunkSource().chunkMap.storageInfo(),
++ new ChunkPos(this.chunkX, this.chunkZ)
++ );
++
++ return new TaskResult<>(new ReadChunk(chunk, chunkData), null);
+ } catch (final Throwable thr2) {
+ LOGGER.error("Failed to parse chunk data for task: " + this.toString() + ", chunk data will be lost", thr2);
+ return new TaskResult<>(null, null);
+ }
+ }
+
-+ private TaskResult deserialize(final CompoundTag data) {
-+ try {
-+ final ChunkAccess deserialized = ChunkSerializer.read(
-+ this.world, this.world.getPoiManager(), this.world.getChunkSource().chunkMap.storageInfo(), new ChunkPos(this.chunkX, this.chunkZ), data
-+ );
-+ return new TaskResult<>(deserialized, null);
-+ } catch (final Throwable thr2) {
-+ LOGGER.error("Failed to parse chunk data for task: " + this.toString() + ", chunk data will be lost", thr2);
-+ return new TaskResult<>(this.getEmptyChunk(), null);
-+ }
-+ }
-+
+ @Override
-+ protected TaskResult runOnMain(final CompoundTag data, final Throwable throwable) {
-+ // data != null && throwable == null
-+ if (ChunkSystemFeatures.supportsAsyncChunkDeserialization()) {
-+ throw new UnsupportedOperationException();
-+ }
-+ return this.deserialize(data);
++ protected TaskResult runOnMain(final ReadChunk data, final Throwable throwable) {
++ PlatformHooks.get().mainChunkLoad(data.protoChunk(), data.chunkData());
++
++ return new TaskResult<>(data.protoChunk(), null);
+ }
+ }
+
+ public static final class PoiDataLoadTask extends CallbackDataLoadTask {
+
+ public PoiDataLoadTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX,
-+ final int chunkZ, final PrioritisedExecutor.Priority priority) {
-+ super(scheduler, world, chunkX, chunkZ, RegionFileIOThread.RegionFileType.POI_DATA, priority);
++ final int chunkZ, final Priority priority) {
++ super(scheduler, world, chunkX, chunkZ, MoonriseRegionFileIO.RegionFileType.POI_DATA, priority);
+ }
+
+ @Override
@@ -13624,12 +14449,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected PrioritisedExecutor.PrioritisedTask createOffMain(final Runnable run, final PrioritisedExecutor.Priority priority) {
++ protected PrioritisedExecutor.PrioritisedTask createOffMain(final Runnable run, final Priority priority) {
+ return this.scheduler.loadExecutor.createTask(run, priority);
+ }
+
+ @Override
-+ protected PrioritisedExecutor.PrioritisedTask createOnMain(final Runnable run, final PrioritisedExecutor.Priority priority) {
++ protected PrioritisedExecutor.PrioritisedTask createOnMain(final Runnable run, final Priority priority) {
+ throw new UnsupportedOperationException();
+ }
+
@@ -13671,8 +14496,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static final class EntityDataLoadTask extends CallbackDataLoadTask {
+
+ public EntityDataLoadTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX,
-+ final int chunkZ, final PrioritisedExecutor.Priority priority) {
-+ super(scheduler, world, chunkX, chunkZ, RegionFileIOThread.RegionFileType.ENTITY_DATA, priority);
++ final int chunkZ, final Priority priority) {
++ super(scheduler, world, chunkX, chunkZ, MoonriseRegionFileIO.RegionFileType.ENTITY_DATA, priority);
+ }
+
+ @Override
@@ -13686,12 +14511,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ protected PrioritisedExecutor.PrioritisedTask createOffMain(final Runnable run, final PrioritisedExecutor.Priority priority) {
++ protected PrioritisedExecutor.PrioritisedTask createOffMain(final Runnable run, final Priority priority) {
+ return this.scheduler.loadExecutor.createTask(run, priority);
+ }
+
+ @Override
-+ protected PrioritisedExecutor.PrioritisedTask createOnMain(final Runnable run, final PrioritisedExecutor.Priority priority) {
++ protected PrioritisedExecutor.PrioritisedTask createOnMain(final Runnable run, final Priority priority) {
+ throw new UnsupportedOperationException();
+ }
+
@@ -13735,8 +14560,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling.task;
+
+import ca.spottedleaf.concurrentutil.collection.MultiThreadedQueue;
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
+import net.minecraft.server.level.ServerLevel;
@@ -13780,15 +14605,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ /* May be called multiple times */
+ public abstract void cancel();
+
-+ public abstract PrioritisedExecutor.Priority getPriority();
++ public abstract Priority getPriority();
+
+ /* Schedule lock is always held for the priority update calls */
+
-+ public abstract void lowerPriority(final PrioritisedExecutor.Priority priority);
++ public abstract void lowerPriority(final Priority priority);
+
-+ public abstract void setPriority(final PrioritisedExecutor.Priority priority);
++ public abstract void setPriority(final Priority priority);
+
-+ public abstract void raisePriority(final PrioritisedExecutor.Priority priority);
++ public abstract void raisePriority(final Priority priority);
+
+ public final void onComplete(final BiConsumer onComplete) {
+ if (!this.waiters.add(onComplete)) {
@@ -13842,8 +14667,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling.task;
+
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.executor.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkSystemChunkStatus;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
@@ -13878,9 +14704,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public ChunkUpgradeGenericStatusTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX,
+ final int chunkZ, final ChunkAccess chunk, final StaticCache2D neighbours,
-+ final ChunkStatus toStatus, final PrioritisedExecutor.Priority priority) {
++ final ChunkStatus toStatus, final Priority priority) {
+ super(scheduler, world, chunkX, chunkZ);
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.fromChunk = chunk;
@@ -14029,29 +14855,29 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public PrioritisedExecutor.Priority getPriority() {
++ public Priority getPriority() {
+ return this.generateTask.getPriority();
+ }
+
+ @Override
-+ public void lowerPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void lowerPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.generateTask.lowerPriority(priority);
+ }
+
+ @Override
-+ public void setPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void setPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.generateTask.setPriority(priority);
+ }
+
+ @Override
-+ public void raisePriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void raisePriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.generateTask.raisePriority(priority);
@@ -14065,13 +14891,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.chunk_system.scheduling.task;
+
++import ca.spottedleaf.concurrentutil.completable.CallbackCompletable;
+import ca.spottedleaf.concurrentutil.completable.Completable;
+import ca.spottedleaf.concurrentutil.executor.Cancellable;
-+import ca.spottedleaf.concurrentutil.executor.standard.DelayedPrioritisedTask;
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.executor.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.util.ConcurrentUtil;
++import ca.spottedleaf.concurrentutil.util.Priority;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
-+import ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread;
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler;
+import ca.spottedleaf.moonrise.patches.chunk_system.scheduling.NewChunkHolder;
@@ -14112,11 +14939,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ protected final ServerLevel world;
+ protected final int chunkX;
+ protected final int chunkZ;
-+ protected final RegionFileIOThread.RegionFileType type;
++ protected final MoonriseRegionFileIO.RegionFileType type;
+
+ public GenericDataLoadTask(final ChunkTaskScheduler scheduler, final ServerLevel world, final int chunkX,
-+ final int chunkZ, final RegionFileIOThread.RegionFileType type,
-+ final PrioritisedExecutor.Priority priority) {
++ final int chunkZ, final MoonriseRegionFileIO.RegionFileType type,
++ final Priority priority) {
+ this.scheduler = scheduler;
+ this.world = world;
+ this.chunkX = chunkX;
@@ -14154,9 +14981,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ protected abstract boolean hasOnMain();
+
-+ protected abstract PrioritisedExecutor.PrioritisedTask createOffMain(final Runnable run, final PrioritisedExecutor.Priority priority);
++ protected abstract PrioritisedExecutor.PrioritisedTask createOffMain(final Runnable run, final Priority priority);
+
-+ protected abstract PrioritisedExecutor.PrioritisedTask createOnMain(final Runnable run, final PrioritisedExecutor.Priority priority);
++ protected abstract PrioritisedExecutor.PrioritisedTask createOnMain(final Runnable run, final Priority priority);
+
+ protected abstract TaskResult runOffMain(final CompoundTag data, final Throwable throwable);
+
@@ -14173,7 +15000,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ ", type: " + this.type.toString() + "}";
+ }
+
-+ public PrioritisedExecutor.Priority getPriority() {
++ public Priority getPriority() {
+ if (this.processOnMain != null) {
+ return this.processOnMain.getPriority();
+ } else {
@@ -14181,7 +15008,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public void lowerPriority(final PrioritisedExecutor.Priority priority) {
++ public void lowerPriority(final Priority priority) {
+ // can't lower I/O tasks, we don't know what they affect
+ if (this.processOffMain != null) {
+ this.processOffMain.lowerPriority(priority);
@@ -14191,7 +15018,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public void setPriority(final PrioritisedExecutor.Priority priority) {
++ public void setPriority(final Priority priority) {
+ // can't lower I/O tasks, we don't know what they affect
+ this.loadDataFromDiskTask.raisePriority(priority);
+ if (this.processOffMain != null) {
@@ -14202,7 +15029,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public void raisePriority(final PrioritisedExecutor.Priority priority) {
++ public void raisePriority(final Priority priority) {
+ // can't lower I/O tasks, we don't know what they affect
+ this.loadDataFromDiskTask.raisePriority(priority);
+ if (this.processOffMain != null) {
@@ -14447,10 +15274,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ private final int chunkX;
+ private final int chunkZ;
+
-+ private final RegionFileIOThread.RegionFileType type;
++ private final MoonriseRegionFileIO.RegionFileType type;
+ private Cancellable dataLoadTask;
+ private Cancellable dataUnloadCancellable;
-+ private DelayedPrioritisedTask dataUnloadTask;
++ private PrioritisedExecutor.PrioritisedTask dataUnloadTask;
+
+ private final BiConsumer onComplete;
+ private final AtomicBoolean scheduled = new AtomicBoolean();
@@ -14458,10 +15285,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // onComplete should be caller sensitive, it may complete synchronously with schedule() - which does
+ // hold a priority lock.
+ public LoadDataFromDiskTask(final ServerLevel world, final int chunkX, final int chunkZ,
-+ final RegionFileIOThread.RegionFileType type,
++ final MoonriseRegionFileIO.RegionFileType type,
+ final BiConsumer onComplete,
-+ final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+ this.world = world;
@@ -14491,8 +15318,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return (this.getPriorityVolatile() & PRIORITY_EXECUTED) != 0;
+ }
+
-+ public void lowerPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void lowerPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -14504,7 +15331,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ if ((curr & PRIORITY_LOAD_SCHEDULED) != 0) {
-+ RegionFileIOThread.lowerPriority(this.world, this.chunkX, this.chunkZ, this.type, priority);
++ MoonriseRegionFileIO.lowerPriority(this.world, this.chunkX, this.chunkZ, this.type, priority);
+ return;
+ }
+
@@ -14532,8 +15359,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public void setPriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void setPriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -14545,7 +15372,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ if ((curr & PRIORITY_LOAD_SCHEDULED) != 0) {
-+ RegionFileIOThread.setPriority(this.world, this.chunkX, this.chunkZ, this.type, priority);
++ MoonriseRegionFileIO.setPriority(this.world, this.chunkX, this.chunkZ, this.type, priority);
+ return;
+ }
+
@@ -14569,8 +15396,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public void raisePriority(final PrioritisedExecutor.Priority priority) {
-+ if (!PrioritisedExecutor.Priority.isValidPriority(priority)) {
++ public void raisePriority(final Priority priority) {
++ if (!Priority.isValidPriority(priority)) {
+ throw new IllegalArgumentException("Invalid priority " + priority);
+ }
+
@@ -14582,7 +15409,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ if ((curr & PRIORITY_LOAD_SCHEDULED) != 0) {
-+ RegionFileIOThread.raisePriority(this.world, this.chunkX, this.chunkZ, this.type, priority);
++ MoonriseRegionFileIO.raisePriority(this.world, this.chunkX, this.chunkZ, this.type, priority);
+ return;
+ }
+
@@ -14648,7 +15475,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ } // else: cancelled
+ };
+
-+ final PrioritisedExecutor.Priority initialPriority = PrioritisedExecutor.Priority.getPriority(priority);
++ final Priority initialPriority = Priority.getPriority(priority);
+ boolean scheduledUnload = false;
+
+ final NewChunkHolder holder = ((ChunkSystemServerLevel)this.world).moonrise$getChunkTaskScheduler().chunkHolderManager.getChunkHolder(this.chunkX, this.chunkZ);
@@ -14658,13 +15485,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ consumer.accept(data, null);
+ } else {
+ // need to schedule task
-+ LoadDataFromDiskTask.this.schedule(false, consumer, PrioritisedExecutor.Priority.getPriority(LoadDataFromDiskTask.this.getPriorityVolatile() & ~PRIORITY_FLAGS));
++ LoadDataFromDiskTask.this.schedule(false, consumer, Priority.getPriority(LoadDataFromDiskTask.this.getPriorityVolatile() & ~PRIORITY_FLAGS));
+ }
+ };
+ Cancellable unloadCancellable = null;
+ CompoundTag syncComplete = null;
+ final NewChunkHolder.UnloadTask unloadTask = holder.getUnloadTask(this.type); // can be null if no task exists
-+ final Completable unloadCompletable = unloadTask == null ? null : unloadTask.completable();
++ final CallbackCompletable unloadCompletable = unloadTask == null ? null : unloadTask.completable();
+ if (unloadCompletable != null) {
+ unloadCancellable = unloadCompletable.addAsynchronousWaiter(unloadConsumer);
+ if (unloadCancellable == null) {
@@ -14687,7 +15514,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ this.schedule(scheduledUnload, consumer, initialPriority);
+ }
+
-+ private void schedule(final boolean scheduledUnload, final BiConsumer consumer, final PrioritisedExecutor.Priority initialPriority) {
++ private void schedule(final boolean scheduledUnload, final BiConsumer consumer, final Priority initialPriority) {
+ int priority = this.getPriorityVolatile();
+
+ if ((priority & PRIORITY_EXECUTED) != 0) {
@@ -14696,9 +15523,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ if (!scheduledUnload) {
-+ this.dataLoadTask = RegionFileIOThread.loadDataAsync(
++ this.dataLoadTask = MoonriseRegionFileIO.loadDataAsync(
+ this.world, this.chunkX, this.chunkZ, this.type, consumer,
-+ initialPriority.isHigherPriority(PrioritisedExecutor.Priority.NORMAL), initialPriority
++ initialPriority.isHigherPriority(Priority.NORMAL), initialPriority
+ );
+ }
+
@@ -14722,10 +15549,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ if (scheduledUnload) {
+ if (this.dataUnloadTask != null) {
-+ this.dataUnloadTask.setPriority(PrioritisedExecutor.Priority.getPriority(priority & ~PRIORITY_FLAGS));
++ this.dataUnloadTask.setPriority(Priority.getPriority(priority & ~PRIORITY_FLAGS));
+ }
+ } else {
-+ RegionFileIOThread.setPriority(this.world, this.chunkX, this.chunkZ, this.type, PrioritisedExecutor.Priority.getPriority(priority & ~PRIORITY_FLAGS));
++ MoonriseRegionFileIO.setPriority(this.world, this.chunkX, this.chunkZ, this.type, Priority.getPriority(priority & ~PRIORITY_FLAGS));
+ }
+
+ ++failures;
@@ -14766,6 +15593,24 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public ChunkStatus moonrise$getRequiredStatusAtRadius(final int radius);
+
+}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/storage/ChunkSystemChunkBuffer.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/storage/ChunkSystemChunkBuffer.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/storage/ChunkSystemChunkBuffer.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.chunk_system.storage;
++
++import net.minecraft.world.level.chunk.storage.RegionFile;
++import java.io.IOException;
++
++public interface ChunkSystemChunkBuffer {
++ public boolean moonrise$getWriteOnClose();
++
++ public void moonrise$setWriteOnClose(final boolean value);
++
++ public void moonrise$write(final RegionFile regionFile) throws IOException;
++}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/storage/ChunkSystemChunkStorage.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/storage/ChunkSystemChunkStorage.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@@ -14781,6 +15626,24 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public RegionFileStorage moonrise$getRegionStorage();
+
+}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/storage/ChunkSystemRegionFile.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/storage/ChunkSystemRegionFile.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/storage/ChunkSystemRegionFile.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.chunk_system.storage;
++
++import ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO;
++import net.minecraft.nbt.CompoundTag;
++import net.minecraft.world.level.ChunkPos;
++import java.io.IOException;
++
++public interface ChunkSystemRegionFile {
++
++ public MoonriseRegionFileIO.RegionDataController.WriteData moonrise$startWrite(final CompoundTag data, final ChunkPos pos) throws IOException;
++
++}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/ticket/ChunkSystemTicket.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/ticket/ChunkSystemTicket.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@@ -14841,6 +15704,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+package ca.spottedleaf.moonrise.patches.chunk_system.util;
+
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
++import ca.spottedleaf.moonrise.common.util.MoonriseConstants;
+import it.unimi.dsi.fastutil.HashCommon;
+import it.unimi.dsi.fastutil.longs.LongArrayList;
+import it.unimi.dsi.fastutil.longs.LongIterator;
@@ -14853,7 +15717,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ // expected that this list returns for a given radius, the set of chunks ordered
+ // by manhattan distance
-+ private static final long[][] SEARCH_RADIUS_ITERATION_LIST = new long[64+2+1][];
++ private static final long[][] SEARCH_RADIUS_ITERATION_LIST = new long[MoonriseConstants.MAX_VIEW_DISTANCE+2+1][];
+ static {
+ for (int i = 0; i < SEARCH_RADIUS_ITERATION_LIST.length; ++i) {
+ // a BFS around -x, -z, +x, +z will give increasing manhatten distance
@@ -15158,6 +16022,49 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return ret.elements();
+ }
+}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/util/stream/ExternalChunkStreamMarker.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/util/stream/ExternalChunkStreamMarker.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/util/stream/ExternalChunkStreamMarker.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.chunk_system.util.stream;
++
++import java.io.DataInputStream;
++import java.io.FilterInputStream;
++import java.io.InputStream;
++import java.lang.reflect.Field;
++
++/**
++ * Used to mark chunk data streams that are on external files
++ */
++public class ExternalChunkStreamMarker extends DataInputStream {
++
++ private static final Field IN_FIELD;
++ static {
++ Field field;
++ try {
++ field = FilterInputStream.class.getDeclaredField("in");
++ field.setAccessible(true);
++ } catch (final Throwable throwable) {
++ field = null;
++ }
++
++ IN_FIELD = field;
++ }
++
++ private static InputStream getWrapped(final FilterInputStream in) {
++ try {
++ return (InputStream)IN_FIELD.get(in);
++ } catch (final Throwable throwable) {
++ return in;
++ }
++ }
++
++ public ExternalChunkStreamMarker(final DataInputStream in) {
++ super(getWrapped(in));
++ }
++}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/world/ChunkSystemEntityGetter.java b/src/main/java/ca/spottedleaf/moonrise/patches/chunk_system/world/ChunkSystemEntityGetter.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@@ -15236,16 +16143,59 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.collisions;
+
++import ca.spottedleaf.moonrise.common.util.WorldUtil;
++import ca.spottedleaf.moonrise.patches.chunk_system.world.ChunkSystemEntityGetter;
++import ca.spottedleaf.moonrise.patches.collisions.block.CollisionBlockState;
++import ca.spottedleaf.moonrise.patches.chunk_system.entity.ChunkSystemEntity;
++import ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData;
++import ca.spottedleaf.moonrise.patches.collisions.shape.CollisionDiscreteVoxelShape;
++import ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape;
++import ca.spottedleaf.moonrise.patches.block_counting.BlockCountingChunkSection;
++import it.unimi.dsi.fastutil.doubles.DoubleArrayList;
++import it.unimi.dsi.fastutil.doubles.DoubleList;
++import net.minecraft.core.BlockPos;
++import net.minecraft.core.Direction;
++import net.minecraft.util.Mth;
++import net.minecraft.world.entity.Entity;
++import net.minecraft.world.item.Item;
++import net.minecraft.world.level.Level;
++import net.minecraft.world.level.block.Blocks;
++import net.minecraft.world.level.block.state.BlockState;
++import net.minecraft.world.level.border.WorldBorder;
++import net.minecraft.world.level.chunk.ChunkAccess;
++import net.minecraft.world.level.chunk.ChunkSource;
++import net.minecraft.world.level.chunk.LevelChunkSection;
++import net.minecraft.world.level.chunk.PalettedContainer;
++import net.minecraft.world.level.chunk.status.ChunkStatus;
++import net.minecraft.world.level.material.FluidState;
++import net.minecraft.world.phys.AABB;
++import net.minecraft.world.phys.Vec3;
++import net.minecraft.world.phys.shapes.ArrayVoxelShape;
++import net.minecraft.world.phys.shapes.BitSetDiscreteVoxelShape;
++import net.minecraft.world.phys.shapes.BooleanOp;
++import net.minecraft.world.phys.shapes.CollisionContext;
++import net.minecraft.world.phys.shapes.DiscreteVoxelShape;
++import net.minecraft.world.phys.shapes.EntityCollisionContext;
++import net.minecraft.world.phys.shapes.OffsetDoubleList;
++import net.minecraft.world.phys.shapes.Shapes;
++import net.minecraft.world.phys.shapes.SliceShape;
++import net.minecraft.world.phys.shapes.VoxelShape;
++import java.util.Arrays;
++import java.util.List;
++import java.util.Objects;
++import java.util.function.BiPredicate;
++import java.util.function.Predicate;
++
+public final class CollisionUtil {
+
+ public static final double COLLISION_EPSILON = 1.0E-7;
-+ public static final it.unimi.dsi.fastutil.doubles.DoubleArrayList ZERO_ONE = it.unimi.dsi.fastutil.doubles.DoubleArrayList.wrap(new double[] { 0.0, 1.0 });
++ public static final DoubleArrayList ZERO_ONE = DoubleArrayList.wrap(new double[] { 0.0, 1.0 });
+
+ public static boolean isSpecialCollidingBlock(final net.minecraft.world.level.block.state.BlockBehaviour.BlockStateBase block) {
-+ return block.hasLargeCollisionShape() || block.getBlock() == net.minecraft.world.level.block.Blocks.MOVING_PISTON;
++ return block.hasLargeCollisionShape() || block.getBlock() == Blocks.MOVING_PISTON;
+ }
+
-+ public static boolean isEmpty(final net.minecraft.world.phys.AABB aabb) {
++ public static boolean isEmpty(final AABB aabb) {
+ return (aabb.maxX - aabb.minX) < COLLISION_EPSILON || (aabb.maxY - aabb.minY) < COLLISION_EPSILON || (aabb.maxZ - aabb.minZ) < COLLISION_EPSILON;
+ }
+
@@ -15254,11 +16204,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return (maxX - minX) < COLLISION_EPSILON || (maxY - minY) < COLLISION_EPSILON || (maxZ - minZ) < COLLISION_EPSILON;
+ }
+
-+ public static net.minecraft.world.phys.AABB getBoxForChunk(final int chunkX, final int chunkZ) {
++ public static AABB getBoxForChunk(final int chunkX, final int chunkZ) {
+ double x = (double)(chunkX << 4);
+ double z = (double)(chunkZ << 4);
+ // use a bounding box bigger than the chunk to prevent entities from entering it on move
-+ return new net.minecraft.world.phys.AABB(x - 3*COLLISION_EPSILON, Double.NEGATIVE_INFINITY, z - 3*COLLISION_EPSILON,
++ return new AABB(x - 3*COLLISION_EPSILON, Double.NEGATIVE_INFINITY, z - 3*COLLISION_EPSILON,
+ x + (16.0 + 3*COLLISION_EPSILON), Double.POSITIVE_INFINITY, z + (16.0 + 3*COLLISION_EPSILON));
+ }
+
@@ -15279,21 +16229,21 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ (minZ1 - maxZ2) < -COLLISION_EPSILON && (maxZ1 - minZ2) > COLLISION_EPSILON;
+ }
+
-+ public static boolean voxelShapeIntersect(final net.minecraft.world.phys.AABB box, final double minX, final double minY, final double minZ,
++ public static boolean voxelShapeIntersect(final AABB box, final double minX, final double minY, final double minZ,
+ final double maxX, final double maxY, final double maxZ) {
+ return (box.minX - maxX) < -COLLISION_EPSILON && (box.maxX - minX) > COLLISION_EPSILON &&
+ (box.minY - maxY) < -COLLISION_EPSILON && (box.maxY - minY) > COLLISION_EPSILON &&
+ (box.minZ - maxZ) < -COLLISION_EPSILON && (box.maxZ - minZ) > COLLISION_EPSILON;
+ }
+
-+ public static boolean voxelShapeIntersect(final net.minecraft.world.phys.AABB box1, final net.minecraft.world.phys.AABB box2) {
++ public static boolean voxelShapeIntersect(final AABB box1, final AABB box2) {
+ return (box1.minX - box2.maxX) < -COLLISION_EPSILON && (box1.maxX - box2.minX) > COLLISION_EPSILON &&
+ (box1.minY - box2.maxY) < -COLLISION_EPSILON && (box1.maxY - box2.minY) > COLLISION_EPSILON &&
+ (box1.minZ - box2.maxZ) < -COLLISION_EPSILON && (box1.maxZ - box2.minZ) > COLLISION_EPSILON;
+ }
+
+ // assume !isEmpty(target) && abs(source_move) >= COLLISION_EPSILON
-+ public static double collideX(final net.minecraft.world.phys.AABB target, final net.minecraft.world.phys.AABB source, final double source_move) {
++ public static double collideX(final AABB target, final AABB source, final double source_move) {
+ if ((source.minY - target.maxY) < -COLLISION_EPSILON && (source.maxY - target.minY) > COLLISION_EPSILON &&
+ (source.minZ - target.maxZ) < -COLLISION_EPSILON && (source.maxZ - target.minZ) > COLLISION_EPSILON) {
+ if (source_move >= 0.0) {
@@ -15314,7 +16264,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // assume !isEmpty(target) && abs(source_move) >= COLLISION_EPSILON
-+ public static double collideY(final net.minecraft.world.phys.AABB target, final net.minecraft.world.phys.AABB source, final double source_move) {
++ public static double collideY(final AABB target, final AABB source, final double source_move) {
+ if ((source.minX - target.maxX) < -COLLISION_EPSILON && (source.maxX - target.minX) > COLLISION_EPSILON &&
+ (source.minZ - target.maxZ) < -COLLISION_EPSILON && (source.maxZ - target.minZ) > COLLISION_EPSILON) {
+ if (source_move >= 0.0) {
@@ -15335,7 +16285,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // assume !isEmpty(target) && abs(source_move) >= COLLISION_EPSILON
-+ public static double collideZ(final net.minecraft.world.phys.AABB target, final net.minecraft.world.phys.AABB source, final double source_move) {
++ public static double collideZ(final AABB target, final AABB source, final double source_move) {
+ if ((source.minX - target.maxX) < -COLLISION_EPSILON && (source.maxX - target.minX) > COLLISION_EPSILON &&
+ (source.minY - target.maxY) < -COLLISION_EPSILON && (source.maxY - target.minY) > COLLISION_EPSILON) {
+ if (source_move >= 0.0) {
@@ -15357,7 +16307,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ // startIndex and endIndex inclusive
+ // assumes indices are in range of array
-+ private static int findFloor(final double[] values, final double value, int startIndex, int endIndex) {
++ public static int findFloor(final double[] values, final double value, int startIndex, int endIndex) {
++ Objects.checkFromToIndex(startIndex, endIndex + 1, values.length);
+ do {
+ final int middle = (startIndex + endIndex) >>> 1;
+ final double middleVal = values[middle];
@@ -15372,7 +16323,217 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return startIndex - 1;
+ }
+
-+ public static boolean voxelShapeIntersectNoEmpty(final net.minecraft.world.phys.shapes.VoxelShape voxel, final net.minecraft.world.phys.AABB aabb) {
++ private static VoxelShape sliceShapeVanilla(final VoxelShape src, final Direction.Axis axis,
++ final int index) {
++ return new SliceShape(src, axis, index);
++ }
++
++ private static DoubleList offsetList(final double[] src, final double by) {
++ final DoubleArrayList wrap = DoubleArrayList.wrap(src);
++ if (by == 0.0) {
++ return wrap;
++ }
++ return new OffsetDoubleList(wrap, by);
++ }
++
++ private static VoxelShape sliceShapeOptimised(final VoxelShape src, final Direction.Axis axis,
++ final int index) {
++ // assume index in range
++ final double off_x = ((CollisionVoxelShape)src).moonrise$offsetX();
++ final double off_y = ((CollisionVoxelShape)src).moonrise$offsetY();
++ final double off_z = ((CollisionVoxelShape)src).moonrise$offsetZ();
++
++ final double[] coords_x = ((CollisionVoxelShape)src).moonrise$rootCoordinatesX();
++ final double[] coords_y = ((CollisionVoxelShape)src).moonrise$rootCoordinatesY();
++ final double[] coords_z = ((CollisionVoxelShape)src).moonrise$rootCoordinatesZ();
++
++ final CachedShapeData cached_shape_data = ((CollisionVoxelShape)src).moonrise$getCachedVoxelData();
++
++ // note: size = coords.length - 1
++ final int size_x = cached_shape_data.sizeX();
++ final int size_y = cached_shape_data.sizeY();
++ final int size_z = cached_shape_data.sizeZ();
++
++ final long[] bitset = cached_shape_data.voxelSet();
++
++ final DoubleList list_x;
++ final DoubleList list_y;
++ final DoubleList list_z;
++ final int shape_sx;
++ final int shape_ex;
++ final int shape_sy;
++ final int shape_ey;
++ final int shape_sz;
++ final int shape_ez;
++
++ switch (axis) {
++ case X: {
++ // validate index
++ if (index < 0 || index >= size_x) {
++ return Shapes.empty();
++ }
++
++ // test if input is already "sliced"
++ if (coords_x.length == 2 && (coords_x[0] + off_x) == 0.0 && (coords_x[1] + off_x) == 1.0) {
++ return src;
++ }
++
++ // test if result would be full box
++ if (coords_y.length == 2 && coords_z.length == 2 &&
++ (coords_y[0] + off_y) == 0.0 && (coords_y[1] + off_y) == 1.0 &&
++ (coords_z[0] + off_z) == 0.0 && (coords_z[1] + off_z) == 1.0) {
++ // note: size_y == size_z == 1
++ final int bitIdx = 0 + 0*size_z + index*(size_z*size_y);
++ return (bitset[bitIdx >>> 6] & (1L << bitIdx)) == 0L ? Shapes.empty() : Shapes.block();
++ }
++
++ list_x = ZERO_ONE;
++ list_y = offsetList(coords_y, off_y);
++ list_z = offsetList(coords_z, off_z);
++ shape_sx = index;
++ shape_ex = index + 1;
++ shape_sy = 0;
++ shape_ey = size_y;
++ shape_sz = 0;
++ shape_ez = size_z;
++
++ break;
++ }
++ case Y: {
++ // validate index
++ if (index < 0 || index >= size_y) {
++ return Shapes.empty();
++ }
++
++ // test if input is already "sliced"
++ if (coords_y.length == 2 && (coords_y[0] + off_y) == 0.0 && (coords_y[1] + off_y) == 1.0) {
++ return src;
++ }
++
++ // test if result would be full box
++ if (coords_x.length == 2 && coords_z.length == 2 &&
++ (coords_x[0] + off_x) == 0.0 && (coords_x[1] + off_x) == 1.0 &&
++ (coords_z[0] + off_z) == 0.0 && (coords_z[1] + off_z) == 1.0) {
++ // note: size_x == size_z == 1
++ final int bitIdx = 0 + index*size_z + 0*(size_z*size_y);
++ return (bitset[bitIdx >>> 6] & (1L << bitIdx)) == 0L ? Shapes.empty() : Shapes.block();
++ }
++
++ list_x = offsetList(coords_x, off_x);
++ list_y = ZERO_ONE;
++ list_z = offsetList(coords_z, off_z);
++ shape_sx = 0;
++ shape_ex = size_x;
++ shape_sy = index;
++ shape_ey = index + 1;
++ shape_sz = 0;
++ shape_ez = size_z;
++
++ break;
++ }
++ case Z: {
++ // validate index
++ if (index < 0 || index >= size_z) {
++ return Shapes.empty();
++ }
++
++ // test if input is already "sliced"
++ if (coords_z.length == 2 && (coords_z[0] + off_z) == 0.0 && (coords_z[1] + off_z) == 1.0) {
++ return src;
++ }
++
++ // test if result would be full box
++ if (coords_x.length == 2 && coords_y.length == 2 &&
++ (coords_x[0] + off_x) == 0.0 && (coords_x[1] + off_x) == 1.0 &&
++ (coords_y[0] + off_y) == 0.0 && (coords_y[1] + off_y) == 1.0) {
++ // note: size_x == size_y == 1
++ final int bitIdx = index + 0*size_z + 0*(size_z*size_y);
++ return (bitset[bitIdx >>> 6] & (1L << bitIdx)) == 0L ? Shapes.empty() : Shapes.block();
++ }
++
++ list_x = offsetList(coords_x, off_x);
++ list_y = offsetList(coords_y, off_y);
++ list_z = ZERO_ONE;
++ shape_sx = 0;
++ shape_ex = size_x;
++ shape_sy = 0;
++ shape_ey = size_y;
++ shape_sz = index;
++ shape_ez = index + 1;
++
++ break;
++ }
++ default: {
++ throw new IllegalStateException("Unknown axis: " + axis);
++ }
++ }
++
++ final int local_len_x = shape_ex - shape_sx;
++ final int local_len_y = shape_ey - shape_sy;
++ final int local_len_z = shape_ez - shape_sz;
++
++ final BitSetDiscreteVoxelShape shape = new BitSetDiscreteVoxelShape(local_len_x, local_len_y, local_len_z);
++
++ final int bitset_mul_x = size_z*size_y;
++ final int idx_off = shape_sz + shape_sy*size_z + shape_sx*bitset_mul_x;
++ final int shape_mul_x = local_len_y*local_len_z;
++ for (int x = 0; x < local_len_x; ++x) {
++ boolean setX = false;
++ for (int y = 0; y < local_len_y; ++y) {
++ boolean setY = false;
++ for (int z = 0; z < local_len_z; ++z) {
++ final int unslicedIdx = idx_off + z + y*size_z + x*bitset_mul_x;
++ if ((bitset[unslicedIdx >>> 6] & (1L << unslicedIdx)) == 0L) {
++ continue;
++ }
++
++ setY = true;
++ setX = true;
++ shape.zMin = Math.min(shape.zMin, z);
++ shape.zMax = Math.max(shape.zMax, z + 1);
++
++ shape.storage.set(
++ z + y*local_len_z + x*shape_mul_x
++ );
++ }
++
++ if (setY) {
++ shape.yMin = Math.min(shape.yMin, y);
++ shape.yMax = Math.max(shape.yMax, y + 1);
++ }
++ }
++ if (setX) {
++ shape.xMin = Math.min(shape.xMin, x);
++ shape.xMax = Math.max(shape.xMax, x + 1);
++ }
++ }
++
++ return shape.isEmpty() ? Shapes.empty() : new ArrayVoxelShape(
++ shape, list_x, list_y, list_z
++ );
++ }
++
++ private static final boolean DEBUG_SLICE_SHAPE = false;
++
++ public static VoxelShape sliceShape(final VoxelShape src, final Direction.Axis axis,
++ final int index) {
++ final VoxelShape ret = sliceShapeOptimised(src, axis, index);
++ if (DEBUG_SLICE_SHAPE) {
++ final VoxelShape vanilla = sliceShapeVanilla(src, axis, index);
++ if (!equals(ret, vanilla)) {
++ // special case: SliceShape is not empty when it should be!
++ if (areAnyFull(ret.shape) || areAnyFull(vanilla.shape)) {
++ equals(ret, vanilla);
++ sliceShapeOptimised(src, axis, index);
++ throw new IllegalStateException("Slice shape mismatch");
++ }
++ }
++ }
++
++ return ret;
++ }
++
++ public static boolean voxelShapeIntersectNoEmpty(final VoxelShape voxel, final AABB aabb) {
+ if (voxel.isEmpty()) {
+ return false;
+ }
@@ -15380,15 +16541,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // note: this function assumes that for any i in coords that coord[i + 1] - coord[i] > COLLISION_EPSILON is true
+
+ // offsets that should be applied to coords
-+ final double off_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$offsetX();
-+ final double off_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$offsetY();
-+ final double off_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$offsetZ();
++ final double off_x = ((CollisionVoxelShape)voxel).moonrise$offsetX();
++ final double off_y = ((CollisionVoxelShape)voxel).moonrise$offsetY();
++ final double off_z = ((CollisionVoxelShape)voxel).moonrise$offsetZ();
+
-+ final double[] coords_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$rootCoordinatesX();
-+ final double[] coords_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$rootCoordinatesY();
-+ final double[] coords_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$rootCoordinatesZ();
++ final double[] coords_x = ((CollisionVoxelShape)voxel).moonrise$rootCoordinatesX();
++ final double[] coords_y = ((CollisionVoxelShape)voxel).moonrise$rootCoordinatesY();
++ final double[] coords_z = ((CollisionVoxelShape)voxel).moonrise$rootCoordinatesZ();
+
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData cached_shape_data = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$getCachedVoxelData();
++ final CachedShapeData cached_shape_data = ((CollisionVoxelShape)voxel).moonrise$getCachedVoxelData();
+
+ // note: size = coords.length - 1
+ final int size_x = cached_shape_data.sizeX();
@@ -15482,23 +16643,23 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // assume !target.isEmpty() && abs(source_move) >= COLLISION_EPSILON
-+ public static double collideX(final net.minecraft.world.phys.shapes.VoxelShape target, final net.minecraft.world.phys.AABB source, final double source_move) {
-+ final net.minecraft.world.phys.AABB single_aabb = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$getSingleAABBRepresentation();
++ public static double collideX(final VoxelShape target, final AABB source, final double source_move) {
++ final AABB single_aabb = ((CollisionVoxelShape)target).moonrise$getSingleAABBRepresentation();
+ if (single_aabb != null) {
+ return collideX(single_aabb, source, source_move);
+ }
+ // note: this function assumes that for any i in coords that coord[i + 1] - coord[i] > COLLISION_EPSILON is true
+
+ // offsets that should be applied to coords
-+ final double off_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetX();
-+ final double off_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetY();
-+ final double off_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetZ();
++ final double off_x = ((CollisionVoxelShape)target).moonrise$offsetX();
++ final double off_y = ((CollisionVoxelShape)target).moonrise$offsetY();
++ final double off_z = ((CollisionVoxelShape)target).moonrise$offsetZ();
+
-+ final double[] coords_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesX();
-+ final double[] coords_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesY();
-+ final double[] coords_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesZ();
++ final double[] coords_x = ((CollisionVoxelShape)target).moonrise$rootCoordinatesX();
++ final double[] coords_y = ((CollisionVoxelShape)target).moonrise$rootCoordinatesY();
++ final double[] coords_z = ((CollisionVoxelShape)target).moonrise$rootCoordinatesZ();
+
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData cached_shape_data = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$getCachedVoxelData();
++ final CachedShapeData cached_shape_data = ((CollisionVoxelShape)target).moonrise$getCachedVoxelData();
+
+ // note: size = coords.length - 1
+ final int size_x = cached_shape_data.sizeX();
@@ -15640,23 +16801,23 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public static double collideY(final net.minecraft.world.phys.shapes.VoxelShape target, final net.minecraft.world.phys.AABB source, final double source_move) {
-+ final net.minecraft.world.phys.AABB single_aabb = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$getSingleAABBRepresentation();
++ public static double collideY(final VoxelShape target, final AABB source, final double source_move) {
++ final AABB single_aabb = ((CollisionVoxelShape)target).moonrise$getSingleAABBRepresentation();
+ if (single_aabb != null) {
+ return collideY(single_aabb, source, source_move);
+ }
+ // note: this function assumes that for any i in coords that coord[i + 1] - coord[i] > COLLISION_EPSILON is true
+
+ // offsets that should be applied to coords
-+ final double off_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetX();
-+ final double off_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetY();
-+ final double off_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetZ();
++ final double off_x = ((CollisionVoxelShape)target).moonrise$offsetX();
++ final double off_y = ((CollisionVoxelShape)target).moonrise$offsetY();
++ final double off_z = ((CollisionVoxelShape)target).moonrise$offsetZ();
+
-+ final double[] coords_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesX();
-+ final double[] coords_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesY();
-+ final double[] coords_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesZ();
++ final double[] coords_x = ((CollisionVoxelShape)target).moonrise$rootCoordinatesX();
++ final double[] coords_y = ((CollisionVoxelShape)target).moonrise$rootCoordinatesY();
++ final double[] coords_z = ((CollisionVoxelShape)target).moonrise$rootCoordinatesZ();
+
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData cached_shape_data = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$getCachedVoxelData();
++ final CachedShapeData cached_shape_data = ((CollisionVoxelShape)target).moonrise$getCachedVoxelData();
+
+ // note: size = coords.length - 1
+ final int size_x = cached_shape_data.sizeX();
@@ -15798,23 +16959,23 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public static double collideZ(final net.minecraft.world.phys.shapes.VoxelShape target, final net.minecraft.world.phys.AABB source, final double source_move) {
-+ final net.minecraft.world.phys.AABB single_aabb = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$getSingleAABBRepresentation();
++ public static double collideZ(final VoxelShape target, final AABB source, final double source_move) {
++ final AABB single_aabb = ((CollisionVoxelShape)target).moonrise$getSingleAABBRepresentation();
+ if (single_aabb != null) {
+ return collideZ(single_aabb, source, source_move);
+ }
+ // note: this function assumes that for any i in coords that coord[i + 1] - coord[i] > COLLISION_EPSILON is true
+
+ // offsets that should be applied to coords
-+ final double off_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetX();
-+ final double off_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetY();
-+ final double off_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$offsetZ();
++ final double off_x = ((CollisionVoxelShape)target).moonrise$offsetX();
++ final double off_y = ((CollisionVoxelShape)target).moonrise$offsetY();
++ final double off_z = ((CollisionVoxelShape)target).moonrise$offsetZ();
+
-+ final double[] coords_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesX();
-+ final double[] coords_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesY();
-+ final double[] coords_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$rootCoordinatesZ();
++ final double[] coords_x = ((CollisionVoxelShape)target).moonrise$rootCoordinatesX();
++ final double[] coords_y = ((CollisionVoxelShape)target).moonrise$rootCoordinatesY();
++ final double[] coords_z = ((CollisionVoxelShape)target).moonrise$rootCoordinatesZ();
+
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData cached_shape_data = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)target).moonrise$getCachedVoxelData();
++ final CachedShapeData cached_shape_data = ((CollisionVoxelShape)target).moonrise$getCachedVoxelData();
+
+ // note: size = coords.length - 1
+ final int size_x = cached_shape_data.sizeX();
@@ -15957,13 +17118,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // does not use epsilon
-+ public static boolean strictlyContains(final net.minecraft.world.phys.shapes.VoxelShape voxel, final net.minecraft.world.phys.Vec3 point) {
++ public static boolean strictlyContains(final VoxelShape voxel, final Vec3 point) {
+ return strictlyContains(voxel, point.x, point.y, point.z);
+ }
+
+ // does not use epsilon
-+ public static boolean strictlyContains(final net.minecraft.world.phys.shapes.VoxelShape voxel, double x, double y, double z) {
-+ final net.minecraft.world.phys.AABB single_aabb = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$getSingleAABBRepresentation();
++ public static boolean strictlyContains(final VoxelShape voxel, double x, double y, double z) {
++ final AABB single_aabb = ((CollisionVoxelShape)voxel).moonrise$getSingleAABBRepresentation();
+ if (single_aabb != null) {
+ return single_aabb.contains(x, y, z);
+ }
@@ -15974,15 +17135,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ // offset input
-+ x -= ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$offsetX();
-+ y -= ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$offsetY();
-+ z -= ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$offsetZ();
++ x -= ((CollisionVoxelShape)voxel).moonrise$offsetX();
++ y -= ((CollisionVoxelShape)voxel).moonrise$offsetY();
++ z -= ((CollisionVoxelShape)voxel).moonrise$offsetZ();
+
-+ final double[] coords_x = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$rootCoordinatesX();
-+ final double[] coords_y = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$rootCoordinatesY();
-+ final double[] coords_z = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$rootCoordinatesZ();
++ final double[] coords_x = ((CollisionVoxelShape)voxel).moonrise$rootCoordinatesX();
++ final double[] coords_y = ((CollisionVoxelShape)voxel).moonrise$rootCoordinatesY();
++ final double[] coords_z = ((CollisionVoxelShape)voxel).moonrise$rootCoordinatesZ();
+
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData cached_shape_data = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)voxel).moonrise$getCachedVoxelData();
++ final CachedShapeData cached_shape_data = ((CollisionVoxelShape)voxel).moonrise$getCachedVoxelData();
+
+ // note: size = coords.length - 1
+ final int size_x = cached_shape_data.sizeX();
@@ -16024,10 +17185,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return ((ft ? 1 : 0) << 1) | ((tf ? 1 : 0) << 2) | ((tt ? 1 : 0) << 3);
+ }
+
-+ private static net.minecraft.world.phys.shapes.BitSetDiscreteVoxelShape merge(final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData shapeDataFirst, final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData shapeDataSecond,
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedX, final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedY,
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedZ,
-+ final int booleanOp) {
++ private static BitSetDiscreteVoxelShape merge(final CachedShapeData shapeDataFirst, final CachedShapeData shapeDataSecond,
++ final MergedVoxelCoordinateList mergedX, final MergedVoxelCoordinateList mergedY,
++ final MergedVoxelCoordinateList mergedZ,
++ final int booleanOp) {
+ final int sizeX = mergedX.voxels;
+ final int sizeY = mergedY.voxels;
+ final int sizeZ = mergedZ.voxels;
@@ -16042,7 +17203,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int s2Mul2 = s2Mul1 * shapeDataSecond.sizeY();
+
+ // note: indices may contain -1, but nothing > size
-+ final net.minecraft.world.phys.shapes.BitSetDiscreteVoxelShape ret = new net.minecraft.world.phys.shapes.BitSetDiscreteVoxelShape(sizeX, sizeY, sizeZ);
++ final BitSetDiscreteVoxelShape ret = new BitSetDiscreteVoxelShape(sizeX, sizeY, sizeZ);
+
+ boolean empty = true;
+
@@ -16059,10 +17220,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int s1z = mergedZ.firstIndices[idxZ];
+ final int s2z = mergedZ.secondIndices[idxZ];
+
-+ int idx;
++ int idx1;
++ int idx2;
+
-+ final int isS1Full = (s1x | s1y | s1z) < 0 ? 0 : (int)((s1Voxels[(idx = s1z + s1y*s1Mul1 + s1x*s1Mul2) >>> 6] >>> idx) & 1L);
-+ final int isS2Full = (s2x | s2y | s2z) < 0 ? 0 : (int)((s2Voxels[(idx = s2z + s2y*s2Mul1 + s2x*s2Mul2) >>> 6] >>> idx) & 1L);
++ final int isS1Full = (s1x | s1y | s1z) < 0 ? 0 : (int)((s1Voxels[(idx1 = s1z + s1y*s1Mul1 + s1x*s1Mul2) >>> 6] >>> idx1) & 1L);
++ final int isS2Full = (s2x | s2y | s2z) < 0 ? 0 : (int)((s2Voxels[(idx2 = s2z + s2y*s2Mul1 + s2x*s2Mul2) >>> 6] >>> idx2) & 1L);
+
+ // idx ff -> 0
+ // idx ft -> 1
@@ -16097,9 +17259,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return empty ? null : ret;
+ }
+
-+ private static boolean isMergeEmpty(final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData shapeDataFirst, final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData shapeDataSecond,
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedX, final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedY,
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedZ,
++ private static boolean isMergeEmpty(final CachedShapeData shapeDataFirst, final CachedShapeData shapeDataSecond,
++ final MergedVoxelCoordinateList mergedX, final MergedVoxelCoordinateList mergedY,
++ final MergedVoxelCoordinateList mergedZ,
+ final int booleanOp) {
+ final int sizeX = mergedX.voxels;
+ final int sizeY = mergedY.voxels;
@@ -16125,10 +17287,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int s1z = mergedZ.firstIndices[idxZ];
+ final int s2z = mergedZ.secondIndices[idxZ];
+
-+ int idx;
++ int idx1;
++ int idx2;
+
-+ final int isS1Full = (s1x | s1y | s1z) < 0 ? 0 : (int)((s1Voxels[(idx = s1z + s1y*s1Mul1 + s1x*s1Mul2) >>> 6] >>> idx) & 1L);
-+ final int isS2Full = (s2x | s2y | s2z) < 0 ? 0 : (int)((s2Voxels[(idx = s2z + s2y*s2Mul1 + s2x*s2Mul2) >>> 6] >>> idx) & 1L);
++ final int isS1Full = (s1x | s1y | s1z) < 0 ? 0 : (int)((s1Voxels[(idx1 = s1z + s1y*s1Mul1 + s1x*s1Mul2) >>> 6] >>> idx1) & 1L);
++ final int isS2Full = (s2x | s2y | s2z) < 0 ? 0 : (int)((s2Voxels[(idx2 = s2z + s2y*s2Mul1 + s2x*s2Mul2) >>> 6] >>> idx2) & 1L);
+
+ // idx ff -> 0
+ // idx ft -> 1
@@ -16147,11 +17310,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return true;
+ }
+
-+ public static net.minecraft.world.phys.shapes.VoxelShape joinOptimized(final net.minecraft.world.phys.shapes.VoxelShape first, final net.minecraft.world.phys.shapes.VoxelShape second, final net.minecraft.world.phys.shapes.BooleanOp operator) {
++ public static VoxelShape joinOptimized(final VoxelShape first, final VoxelShape second, final BooleanOp operator) {
+ return joinUnoptimized(first, second, operator).optimize();
+ }
+
-+ public static net.minecraft.world.phys.shapes.VoxelShape joinUnoptimized(final net.minecraft.world.phys.shapes.VoxelShape first, final net.minecraft.world.phys.shapes.VoxelShape second, final net.minecraft.world.phys.shapes.BooleanOp operator) {
++ public static VoxelShape joinUnoptimized(final VoxelShape first, final VoxelShape second, final BooleanOp operator) {
+ final boolean ff = operator.apply(false, false);
+ if (ff) {
+ // technically, should be an infinite box but that's clearly an error
@@ -16161,23 +17324,23 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final boolean tt = operator.apply(true, true);
+
+ if (first == second) {
-+ return tt ? first : net.minecraft.world.phys.shapes.Shapes.empty();
++ return tt ? first : Shapes.empty();
+ }
+
+ final boolean ft = operator.apply(false, true);
+ final boolean tf = operator.apply(true, false);
+
+ if (first.isEmpty()) {
-+ return ft ? second : net.minecraft.world.phys.shapes.Shapes.empty();
++ return ft ? second : Shapes.empty();
+ }
+ if (second.isEmpty()) {
-+ return tf ? first : net.minecraft.world.phys.shapes.Shapes.empty();
++ return tf ? first : Shapes.empty();
+ }
+
+ if (!tt) {
+ // try to check for no intersection, since tt = false
-+ final net.minecraft.world.phys.AABB aabbF = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$getSingleAABBRepresentation();
-+ final net.minecraft.world.phys.AABB aabbS = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$getSingleAABBRepresentation();
++ final AABB aabbF = ((CollisionVoxelShape)first).moonrise$getSingleAABBRepresentation();
++ final AABB aabbS = ((CollisionVoxelShape)second).moonrise$getSingleAABBRepresentation();
+
+ final boolean intersect;
+
@@ -16198,7 +17361,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ if (!intersect) {
+ if (!tf & !ft) {
-+ return net.minecraft.world.phys.shapes.Shapes.empty();
++ return Shapes.empty();
+ }
+ if (!tf | !ft) {
+ return tf ? first : second;
@@ -16206,50 +17369,50 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedX = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.merge(
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$rootCoordinatesX(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$offsetX(),
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$rootCoordinatesX(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$offsetX(),
++ final MergedVoxelCoordinateList mergedX = MergedVoxelCoordinateList.merge(
++ ((CollisionVoxelShape)first).moonrise$rootCoordinatesX(), ((CollisionVoxelShape)first).moonrise$offsetX(),
++ ((CollisionVoxelShape)second).moonrise$rootCoordinatesX(), ((CollisionVoxelShape)second).moonrise$offsetX(),
+ ft, tf
+ );
-+ if (mergedX == ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.EMPTY) {
-+ return net.minecraft.world.phys.shapes.Shapes.empty();
++ if (mergedX == null) {
++ return Shapes.empty();
+ }
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedY = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.merge(
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$rootCoordinatesY(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$offsetY(),
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$rootCoordinatesY(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$offsetY(),
++ final MergedVoxelCoordinateList mergedY = MergedVoxelCoordinateList.merge(
++ ((CollisionVoxelShape)first).moonrise$rootCoordinatesY(), ((CollisionVoxelShape)first).moonrise$offsetY(),
++ ((CollisionVoxelShape)second).moonrise$rootCoordinatesY(), ((CollisionVoxelShape)second).moonrise$offsetY(),
+ ft, tf
+ );
-+ if (mergedY == ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.EMPTY) {
-+ return net.minecraft.world.phys.shapes.Shapes.empty();
++ if (mergedY == null) {
++ return Shapes.empty();
+ }
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedZ = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.merge(
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$rootCoordinatesZ(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$offsetZ(),
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$rootCoordinatesZ(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$offsetZ(),
++ final MergedVoxelCoordinateList mergedZ = MergedVoxelCoordinateList.merge(
++ ((CollisionVoxelShape)first).moonrise$rootCoordinatesZ(), ((CollisionVoxelShape)first).moonrise$offsetZ(),
++ ((CollisionVoxelShape)second).moonrise$rootCoordinatesZ(), ((CollisionVoxelShape)second).moonrise$offsetZ(),
+ ft, tf
+ );
-+ if (mergedZ == ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.EMPTY) {
-+ return net.minecraft.world.phys.shapes.Shapes.empty();
++ if (mergedZ == null) {
++ return Shapes.empty();
+ }
+
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData shapeDataFirst = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$getCachedVoxelData();
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData shapeDataSecond = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$getCachedVoxelData();
++ final CachedShapeData shapeDataFirst = ((CollisionVoxelShape)first).moonrise$getCachedVoxelData();
++ final CachedShapeData shapeDataSecond = ((CollisionVoxelShape)second).moonrise$getCachedVoxelData();
+
-+ final net.minecraft.world.phys.shapes.BitSetDiscreteVoxelShape mergedShape = merge(
++ final BitSetDiscreteVoxelShape mergedShape = merge(
+ shapeDataFirst, shapeDataSecond,
+ mergedX, mergedY, mergedZ,
+ makeBitset(ft, tf, tt)
+ );
+
+ if (mergedShape == null) {
-+ return net.minecraft.world.phys.shapes.Shapes.empty();
++ return Shapes.empty();
+ }
+
-+ return new net.minecraft.world.phys.shapes.ArrayVoxelShape(
++ return new ArrayVoxelShape(
+ mergedShape, mergedX.wrapCoords(), mergedY.wrapCoords(), mergedZ.wrapCoords()
+ );
+ }
+
-+ public static boolean isJoinNonEmpty(final net.minecraft.world.phys.shapes.VoxelShape first, final net.minecraft.world.phys.shapes.VoxelShape second, final net.minecraft.world.phys.shapes.BooleanOp operator) {
++ public static boolean isJoinNonEmpty(final VoxelShape first, final VoxelShape second, final BooleanOp operator) {
+ final boolean ff = operator.apply(false, false);
+ if (ff) {
+ // technically, should be an infinite box but that's clearly an error
@@ -16271,8 +17434,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final boolean tf = operator.apply(true, false);
+
+ // try to check intersection
-+ final net.minecraft.world.phys.AABB aabbF = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$getSingleAABBRepresentation();
-+ final net.minecraft.world.phys.AABB aabbS = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$getSingleAABBRepresentation();
++ final AABB aabbF = ((CollisionVoxelShape)first).moonrise$getSingleAABBRepresentation();
++ final AABB aabbS = ((CollisionVoxelShape)second).moonrise$getSingleAABBRepresentation();
+
+ final boolean intersect;
+
@@ -16304,33 +17467,33 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedX = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.merge(
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$rootCoordinatesX(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$offsetX(),
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$rootCoordinatesX(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$offsetX(),
++ final MergedVoxelCoordinateList mergedX = MergedVoxelCoordinateList.merge(
++ ((CollisionVoxelShape)first).moonrise$rootCoordinatesX(), ((CollisionVoxelShape)first).moonrise$offsetX(),
++ ((CollisionVoxelShape)second).moonrise$rootCoordinatesX(), ((CollisionVoxelShape)second).moonrise$offsetX(),
+ ft, tf
+ );
-+ if (mergedX == ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.EMPTY) {
++ if (mergedX == null) {
+ return false;
+ }
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedY = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.merge(
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$rootCoordinatesY(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$offsetY(),
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$rootCoordinatesY(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$offsetY(),
++ final MergedVoxelCoordinateList mergedY = MergedVoxelCoordinateList.merge(
++ ((CollisionVoxelShape)first).moonrise$rootCoordinatesY(), ((CollisionVoxelShape)first).moonrise$offsetY(),
++ ((CollisionVoxelShape)second).moonrise$rootCoordinatesY(), ((CollisionVoxelShape)second).moonrise$offsetY(),
+ ft, tf
+ );
-+ if (mergedY == ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.EMPTY) {
++ if (mergedY == null) {
+ return false;
+ }
-+ final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList mergedZ = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.merge(
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$rootCoordinatesZ(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$offsetZ(),
-+ ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$rootCoordinatesZ(), ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$offsetZ(),
++ final MergedVoxelCoordinateList mergedZ = MergedVoxelCoordinateList.merge(
++ ((CollisionVoxelShape)first).moonrise$rootCoordinatesZ(), ((CollisionVoxelShape)first).moonrise$offsetZ(),
++ ((CollisionVoxelShape)second).moonrise$rootCoordinatesZ(), ((CollisionVoxelShape)second).moonrise$offsetZ(),
+ ft, tf
+ );
-+ if (mergedZ == ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList.EMPTY) {
++ if (mergedZ == null) {
+ return false;
+ }
+
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData shapeDataFirst = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)first).moonrise$getCachedVoxelData();
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData shapeDataSecond = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)second).moonrise$getCachedVoxelData();
++ final CachedShapeData shapeDataFirst = ((CollisionVoxelShape)first).moonrise$getCachedVoxelData();
++ final CachedShapeData shapeDataSecond = ((CollisionVoxelShape)second).moonrise$getCachedVoxelData();
+
+ return !isMergeEmpty(
+ shapeDataFirst, shapeDataSecond,
@@ -16348,10 +17511,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ private static final ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList EMPTY = new ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList(
-+ new double[] { 0.0 }, 0.0, new int[0], new int[0], 0
-+ );
-+
+ private static int[] getIndices(final int length) {
+ final int[] ret = new int[length];
+
@@ -16378,25 +17537,25 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ this.voxels = voxels;
+ }
+
-+ public it.unimi.dsi.fastutil.doubles.DoubleList wrapCoords() {
++ public DoubleList wrapCoords() {
+ if (this.coordinateOffset == 0.0) {
-+ return it.unimi.dsi.fastutil.doubles.DoubleArrayList.wrap(this.coordinates, this.voxels + 1);
++ return DoubleArrayList.wrap(this.coordinates, this.voxels + 1);
+ }
-+ return new net.minecraft.world.phys.shapes.OffsetDoubleList(it.unimi.dsi.fastutil.doubles.DoubleArrayList.wrap(this.coordinates, this.voxels + 1), this.coordinateOffset);
++ return new OffsetDoubleList(DoubleArrayList.wrap(this.coordinates, this.voxels + 1), this.coordinateOffset);
+ }
+
+ // assume coordinates.length > 1
-+ public static ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList getForSingle(final double[] coordinates, final double offset) {
++ public static MergedVoxelCoordinateList getForSingle(final double[] coordinates, final double offset) {
+ final int voxels = coordinates.length - 1;
+ final int[] indices = voxels < SIMPLE_INDICES_CACHE.length ? SIMPLE_INDICES_CACHE[voxels] : getIndices(voxels);
+
-+ return new ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList(coordinates, offset, indices, indices, voxels);
++ return new MergedVoxelCoordinateList(coordinates, offset, indices, indices, voxels);
+ }
+
+ // assume coordinates.length > 1
-+ public static ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList merge(final double[] firstCoordinates, final double firstOffset,
-+ final double[] secondCoordinates, final double secondOffset,
-+ final boolean ft, final boolean tf) {
++ public static MergedVoxelCoordinateList merge(final double[] firstCoordinates, final double firstOffset,
++ final double[] secondCoordinates, final double secondOffset,
++ final boolean ft, final boolean tf) {
+ if (firstCoordinates == secondCoordinates && firstOffset == secondOffset) {
+ return getForSingle(firstCoordinates, firstOffset);
+ }
@@ -16486,13 +17645,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ return resultSize <= 1 ? EMPTY : new ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.MergedVoxelCoordinateList(coordinates, 0.0, firstIndices, secondIndices, resultSize - 1);
++ return resultSize <= 1 ? null : new MergedVoxelCoordinateList(coordinates, 0.0, firstIndices, secondIndices, resultSize - 1);
+ }
+ }
+
-+ public static boolean equals(final net.minecraft.world.phys.shapes.DiscreteVoxelShape shape1, final net.minecraft.world.phys.shapes.DiscreteVoxelShape shape2) {
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData cachedShapeData1 = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionDiscreteVoxelShape)shape1).moonrise$getOrCreateCachedShapeData();
-+ final ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData cachedShapeData2 = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionDiscreteVoxelShape)shape2).moonrise$getOrCreateCachedShapeData();
++ public static boolean equals(final DiscreteVoxelShape shape1, final DiscreteVoxelShape shape2) {
++ final CachedShapeData cachedShapeData1 = ((CollisionDiscreteVoxelShape)shape1).moonrise$getOrCreateCachedShapeData();
++ final CachedShapeData cachedShapeData2 = ((CollisionDiscreteVoxelShape)shape2).moonrise$getOrCreateCachedShapeData();
+
+ final boolean isEmpty1 = cachedShapeData1.isEmpty();
+ final boolean isEmpty2 = cachedShapeData2.isEmpty();
@@ -16501,7 +17660,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return true;
+ } else if (isEmpty1 ^ isEmpty2) {
+ return false;
-+ }
++ } // else: isEmpty1 = isEmpty2 = false
+
+ if (cachedShapeData1.hasSingleAABB() != cachedShapeData2.hasSingleAABB()) {
+ return false;
@@ -16517,153 +17676,237 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return false;
+ }
+
-+ return java.util.Arrays.equals(cachedShapeData1.voxelSet(), cachedShapeData2.voxelSet());
++ return Arrays.equals(cachedShapeData1.voxelSet(), cachedShapeData2.voxelSet());
+ }
+
+ // useful only for testing
-+ public static boolean equals(final net.minecraft.world.phys.shapes.VoxelShape shape1, final net.minecraft.world.phys.shapes.VoxelShape shape2) {
++ public static boolean equals(final VoxelShape shape1, final VoxelShape shape2) {
++ if (shape1.isEmpty() & shape2.isEmpty()) {
++ return true;
++ } else if (shape1.isEmpty() ^ shape2.isEmpty()) {
++ return false;
++ }
++
+ if (!equals(shape1.shape, shape2.shape)) {
+ return false;
+ }
+
-+ return shape1.getCoords(net.minecraft.core.Direction.Axis.X).equals(shape2.getCoords(net.minecraft.core.Direction.Axis.X)) &&
-+ shape1.getCoords(net.minecraft.core.Direction.Axis.Y).equals(shape2.getCoords(net.minecraft.core.Direction.Axis.Y)) &&
-+ shape1.getCoords(net.minecraft.core.Direction.Axis.Z).equals(shape2.getCoords(net.minecraft.core.Direction.Axis.Z));
++ return shape1.getCoords(Direction.Axis.X).equals(shape2.getCoords(Direction.Axis.X)) &&
++ shape1.getCoords(Direction.Axis.Y).equals(shape2.getCoords(Direction.Axis.Y)) &&
++ shape1.getCoords(Direction.Axis.Z).equals(shape2.getCoords(Direction.Axis.Z));
+ }
+
-+ public static net.minecraft.world.phys.AABB offsetX(final net.minecraft.world.phys.AABB box, final double dx) {
-+ return new net.minecraft.world.phys.AABB(box.minX + dx, box.minY, box.minZ, box.maxX + dx, box.maxY, box.maxZ);
++ public static boolean areAnyFull(final DiscreteVoxelShape shape) {
++ if (shape.isEmpty()) {
++ return false;
++ }
++
++ final int sizeX = shape.getXSize();
++ final int sizeY = shape.getYSize();
++ final int sizeZ = shape.getZSize();
++
++ for (int x = 0; x < sizeX; ++x) {
++ for (int y = 0; y < sizeY; ++y) {
++ for (int z = 0; z < sizeZ; ++z) {
++ if (shape.isFull(x, y, z)) {
++ return true;
++ }
++ }
++ }
++ }
++
++ return false;
+ }
+
-+ public static net.minecraft.world.phys.AABB offsetY(final net.minecraft.world.phys.AABB box, final double dy) {
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY + dy, box.minZ, box.maxX, box.maxY + dy, box.maxZ);
++ public static String shapeMismatch(final DiscreteVoxelShape shape1, final DiscreteVoxelShape shape2) {
++ final CachedShapeData cachedShapeData1 = ((CollisionDiscreteVoxelShape)shape1).moonrise$getOrCreateCachedShapeData();
++ final CachedShapeData cachedShapeData2 = ((CollisionDiscreteVoxelShape)shape2).moonrise$getOrCreateCachedShapeData();
++
++ final boolean isEmpty1 = cachedShapeData1.isEmpty();
++ final boolean isEmpty2 = cachedShapeData2.isEmpty();
++
++ if (isEmpty1 & isEmpty2) {
++ return null;
++ } else if (isEmpty1 ^ isEmpty2) {
++ return null;
++ } // else: isEmpty1 = isEmpty2 = false
++
++ if (cachedShapeData1.sizeX() != cachedShapeData2.sizeX()) {
++ return "size x: " + cachedShapeData1.sizeX() + " != " + cachedShapeData2.sizeX();
++ }
++ if (cachedShapeData1.sizeY() != cachedShapeData2.sizeY()) {
++ return "size y: " + cachedShapeData1.sizeY() + " != " + cachedShapeData2.sizeY();
++ }
++ if (cachedShapeData1.sizeZ() != cachedShapeData2.sizeZ()) {
++ return "size z: " + cachedShapeData1.sizeZ() + " != " + cachedShapeData2.sizeZ();
++ }
++
++ final StringBuilder ret = new StringBuilder();
++
++ final int sizeX = cachedShapeData1.sizeX();;
++ final int sizeY = cachedShapeData1.sizeY();
++ final int sizeZ = cachedShapeData1.sizeZ();
++
++ boolean first = true;
++
++ for (int x = 0; x < sizeX; ++x) {
++ for (int y = 0; y < sizeY; ++y) {
++ for (int z = 0; z < sizeZ; ++z) {
++ final boolean isFull1 = shape1.isFull(x, y, z);
++ final boolean isFull2 = shape2.isFull(x, y, z);
++
++ if (isFull1 == isFull2) {
++ continue;
++ }
++
++ if (first) {
++ first = false;
++ } else {
++ ret.append(", ");
++ }
++
++ ret.append("(").append(x).append(",").append(y).append(",").append(z)
++ .append("): shape1: ").append(isFull1).append(", shape2: ").append(isFull2);
++ }
++ }
++ }
++
++ return ret.isEmpty() ? null : ret.toString();
+ }
+
-+ public static net.minecraft.world.phys.AABB offsetZ(final net.minecraft.world.phys.AABB box, final double dz) {
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY, box.minZ + dz, box.maxX, box.maxY, box.maxZ + dz);
++ public static AABB offsetX(final AABB box, final double dx) {
++ return new AABB(box.minX + dx, box.minY, box.minZ, box.maxX + dx, box.maxY, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB expandRight(final net.minecraft.world.phys.AABB box, final double dx) { // dx > 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY, box.minZ, box.maxX + dx, box.maxY, box.maxZ);
++ public static AABB offsetY(final AABB box, final double dy) {
++ return new AABB(box.minX, box.minY + dy, box.minZ, box.maxX, box.maxY + dy, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB expandLeft(final net.minecraft.world.phys.AABB box, final double dx) { // dx < 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX - dx, box.minY, box.minZ, box.maxX, box.maxY, box.maxZ);
++ public static AABB offsetZ(final AABB box, final double dz) {
++ return new AABB(box.minX, box.minY, box.minZ + dz, box.maxX, box.maxY, box.maxZ + dz);
+ }
+
-+ public static net.minecraft.world.phys.AABB expandUpwards(final net.minecraft.world.phys.AABB box, final double dy) { // dy > 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY, box.minZ, box.maxX, box.maxY + dy, box.maxZ);
++ public static AABB expandRight(final AABB box, final double dx) { // dx > 0.0
++ return new AABB(box.minX, box.minY, box.minZ, box.maxX + dx, box.maxY, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB expandDownwards(final net.minecraft.world.phys.AABB box, final double dy) { // dy < 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY - dy, box.minZ, box.maxX, box.maxY, box.maxZ);
++ public static AABB expandLeft(final AABB box, final double dx) { // dx < 0.0
++ return new AABB(box.minX - dx, box.minY, box.minZ, box.maxX, box.maxY, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB expandForwards(final net.minecraft.world.phys.AABB box, final double dz) { // dz > 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY, box.minZ, box.maxX, box.maxY, box.maxZ + dz);
++ public static AABB expandUpwards(final AABB box, final double dy) { // dy > 0.0
++ return new AABB(box.minX, box.minY, box.minZ, box.maxX, box.maxY + dy, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB expandBackwards(final net.minecraft.world.phys.AABB box, final double dz) { // dz < 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY, box.minZ - dz, box.maxX, box.maxY, box.maxZ);
++ public static AABB expandDownwards(final AABB box, final double dy) { // dy < 0.0
++ return new AABB(box.minX, box.minY - dy, box.minZ, box.maxX, box.maxY, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB cutRight(final net.minecraft.world.phys.AABB box, final double dx) { // dx > 0.0
-+ return new net.minecraft.world.phys.AABB(box.maxX, box.minY, box.minZ, box.maxX + dx, box.maxY, box.maxZ);
++ public static AABB expandForwards(final AABB box, final double dz) { // dz > 0.0
++ return new AABB(box.minX, box.minY, box.minZ, box.maxX, box.maxY, box.maxZ + dz);
+ }
+
-+ public static net.minecraft.world.phys.AABB cutLeft(final net.minecraft.world.phys.AABB box, final double dx) { // dx < 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX + dx, box.minY, box.minZ, box.minX, box.maxY, box.maxZ);
++ public static AABB expandBackwards(final AABB box, final double dz) { // dz < 0.0
++ return new AABB(box.minX, box.minY, box.minZ - dz, box.maxX, box.maxY, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB cutUpwards(final net.minecraft.world.phys.AABB box, final double dy) { // dy > 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.maxY, box.minZ, box.maxX, box.maxY + dy, box.maxZ);
++ public static AABB cutRight(final AABB box, final double dx) { // dx > 0.0
++ return new AABB(box.maxX, box.minY, box.minZ, box.maxX + dx, box.maxY, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB cutDownwards(final net.minecraft.world.phys.AABB box, final double dy) { // dy < 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY + dy, box.minZ, box.maxX, box.minY, box.maxZ);
++ public static AABB cutLeft(final AABB box, final double dx) { // dx < 0.0
++ return new AABB(box.minX + dx, box.minY, box.minZ, box.minX, box.maxY, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB cutForwards(final net.minecraft.world.phys.AABB box, final double dz) { // dz > 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY, box.maxZ, box.maxX, box.maxY, box.maxZ + dz);
++ public static AABB cutUpwards(final AABB box, final double dy) { // dy > 0.0
++ return new AABB(box.minX, box.maxY, box.minZ, box.maxX, box.maxY + dy, box.maxZ);
+ }
+
-+ public static net.minecraft.world.phys.AABB cutBackwards(final net.minecraft.world.phys.AABB box, final double dz) { // dz < 0.0
-+ return new net.minecraft.world.phys.AABB(box.minX, box.minY, box.minZ + dz, box.maxX, box.maxY, box.minZ);
++ public static AABB cutDownwards(final AABB box, final double dy) { // dy < 0.0
++ return new AABB(box.minX, box.minY + dy, box.minZ, box.maxX, box.minY, box.maxZ);
+ }
+
-+ public static double performAABBCollisionsX(final net.minecraft.world.phys.AABB currentBoundingBox, double value, final java.util.List potentialCollisions) {
++ public static AABB cutForwards(final AABB box, final double dz) { // dz > 0.0
++ return new AABB(box.minX, box.minY, box.maxZ, box.maxX, box.maxY, box.maxZ + dz);
++ }
++
++ public static AABB cutBackwards(final AABB box, final double dz) { // dz < 0.0
++ return new AABB(box.minX, box.minY, box.minZ + dz, box.maxX, box.maxY, box.minZ);
++ }
++
++ public static double performAABBCollisionsX(final AABB currentBoundingBox, double value, final List potentialCollisions) {
+ for (int i = 0, len = potentialCollisions.size(); i < len; ++i) {
+ if (Math.abs(value) < COLLISION_EPSILON) {
+ return 0.0;
+ }
-+ final net.minecraft.world.phys.AABB target = potentialCollisions.get(i);
++ final AABB target = potentialCollisions.get(i);
+ value = collideX(target, currentBoundingBox, value);
+ }
+
-+ return value;
++ return Math.abs(value) < COLLISION_EPSILON ? 0.0 : value;
+ }
+
-+ public static double performAABBCollisionsY(final net.minecraft.world.phys.AABB currentBoundingBox, double value, final java.util.List potentialCollisions) {
++ public static double performAABBCollisionsY(final AABB currentBoundingBox, double value, final List potentialCollisions) {
+ for (int i = 0, len = potentialCollisions.size(); i < len; ++i) {
+ if (Math.abs(value) < COLLISION_EPSILON) {
+ return 0.0;
+ }
-+ final net.minecraft.world.phys.AABB target = potentialCollisions.get(i);
++ final AABB target = potentialCollisions.get(i);
+ value = collideY(target, currentBoundingBox, value);
+ }
+
-+ return value;
++ return Math.abs(value) < COLLISION_EPSILON ? 0.0 : value;
+ }
+
-+ public static double performAABBCollisionsZ(final net.minecraft.world.phys.AABB currentBoundingBox, double value, final java.util.List potentialCollisions) {
++ public static double performAABBCollisionsZ(final AABB currentBoundingBox, double value, final List potentialCollisions) {
+ for (int i = 0, len = potentialCollisions.size(); i < len; ++i) {
+ if (Math.abs(value) < COLLISION_EPSILON) {
+ return 0.0;
+ }
-+ final net.minecraft.world.phys.AABB target = potentialCollisions.get(i);
++ final AABB target = potentialCollisions.get(i);
+ value = collideZ(target, currentBoundingBox, value);
+ }
+
-+ return value;
++ return Math.abs(value) < COLLISION_EPSILON ? 0.0 : value;
+ }
+
-+ public static double performVoxelCollisionsX(final net.minecraft.world.phys.AABB currentBoundingBox, double value, final java.util.List potentialCollisions) {
++ public static double performVoxelCollisionsX(final AABB currentBoundingBox, double value, final List potentialCollisions) {
+ for (int i = 0, len = potentialCollisions.size(); i < len; ++i) {
+ if (Math.abs(value) < COLLISION_EPSILON) {
+ return 0.0;
+ }
-+ final net.minecraft.world.phys.shapes.VoxelShape target = potentialCollisions.get(i);
++ final VoxelShape target = potentialCollisions.get(i);
+ value = collideX(target, currentBoundingBox, value);
+ }
+
-+ return value;
++ return Math.abs(value) < COLLISION_EPSILON ? 0.0 : value;
+ }
+
-+ public static double performVoxelCollisionsY(final net.minecraft.world.phys.AABB currentBoundingBox, double value, final java.util.List potentialCollisions) {
++ public static double performVoxelCollisionsY(final AABB currentBoundingBox, double value, final List potentialCollisions) {
+ for (int i = 0, len = potentialCollisions.size(); i < len; ++i) {
+ if (Math.abs(value) < COLLISION_EPSILON) {
+ return 0.0;
+ }
-+ final net.minecraft.world.phys.shapes.VoxelShape target = potentialCollisions.get(i);
++ final VoxelShape target = potentialCollisions.get(i);
+ value = collideY(target, currentBoundingBox, value);
+ }
+
-+ return value;
++ return Math.abs(value) < COLLISION_EPSILON ? 0.0 : value;
+ }
+
-+ public static double performVoxelCollisionsZ(final net.minecraft.world.phys.AABB currentBoundingBox, double value, final java.util.List potentialCollisions) {
++ public static double performVoxelCollisionsZ(final AABB currentBoundingBox, double value, final List potentialCollisions) {
+ for (int i = 0, len = potentialCollisions.size(); i < len; ++i) {
+ if (Math.abs(value) < COLLISION_EPSILON) {
+ return 0.0;
+ }
-+ final net.minecraft.world.phys.shapes.VoxelShape target = potentialCollisions.get(i);
++ final VoxelShape target = potentialCollisions.get(i);
+ value = collideZ(target, currentBoundingBox, value);
+ }
+
-+ return value;
++ return Math.abs(value) < COLLISION_EPSILON ? 0.0 : value;
+ }
+
-+ public static net.minecraft.world.phys.Vec3 performVoxelCollisions(final net.minecraft.world.phys.Vec3 moveVector, net.minecraft.world.phys.AABB axisalignedbb, final java.util.List potentialCollisions) {
++ public static Vec3 performVoxelCollisions(final Vec3 moveVector, AABB axisalignedbb, final List potentialCollisions) {
+ double x = moveVector.x;
+ double y = moveVector.y;
+ double z = moveVector.z;
@@ -16695,10 +17938,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ z = performVoxelCollisionsZ(axisalignedbb, z, potentialCollisions);
+ }
+
-+ return new net.minecraft.world.phys.Vec3(x, y, z);
++ return new Vec3(x, y, z);
+ }
+
-+ public static net.minecraft.world.phys.Vec3 performAABBCollisions(final net.minecraft.world.phys.Vec3 moveVector, net.minecraft.world.phys.AABB axisalignedbb, final java.util.List potentialCollisions) {
++ public static Vec3 performAABBCollisions(final Vec3 moveVector, AABB axisalignedbb, final List potentialCollisions) {
+ double x = moveVector.x;
+ double y = moveVector.y;
+ double z = moveVector.z;
@@ -16730,12 +17973,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ z = performAABBCollisionsZ(axisalignedbb, z, potentialCollisions);
+ }
+
-+ return new net.minecraft.world.phys.Vec3(x, y, z);
++ return new Vec3(x, y, z);
+ }
+
-+ public static net.minecraft.world.phys.Vec3 performCollisions(final net.minecraft.world.phys.Vec3 moveVector, net.minecraft.world.phys.AABB axisalignedbb,
-+ final java.util.List voxels,
-+ final java.util.List aabbs) {
++ public static Vec3 performCollisions(final Vec3 moveVector, AABB axisalignedbb,
++ final List voxels,
++ final List aabbs) {
+ if (voxels.isEmpty()) {
+ // fast track only AABBs
+ return performAABBCollisions(moveVector, axisalignedbb, aabbs);
@@ -16776,14 +18019,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ z = performVoxelCollisionsZ(axisalignedbb, z, voxels);
+ }
+
-+ return new net.minecraft.world.phys.Vec3(x, y, z);
++ return new Vec3(x, y, z);
+ }
+
-+ public static boolean isCollidingWithBorder(final net.minecraft.world.level.border.WorldBorder worldborder, final net.minecraft.world.phys.AABB boundingBox) {
++ public static boolean isCollidingWithBorder(final WorldBorder worldborder, final AABB boundingBox) {
+ return isCollidingWithBorder(worldborder, boundingBox.minX, boundingBox.maxX, boundingBox.minZ, boundingBox.maxZ);
+ }
+
-+ public static boolean isCollidingWithBorder(final net.minecraft.world.level.border.WorldBorder worldborder,
++ public static boolean isCollidingWithBorder(final WorldBorder worldborder,
+ final double boxMinX, final double boxMaxX,
+ final double boxMinZ, final double boxMaxZ) {
+ final double borderMinX = Math.floor(worldborder.getMinX()); // -X
@@ -16793,8 +18036,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final double borderMaxZ = Math.ceil(worldborder.getMaxZ()); // +Z
+
+ // inverted check for world border enclosing the specified box expanded by -EPSILON
-+ return (borderMinX - boxMinX) > ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.COLLISION_EPSILON || (borderMaxX - boxMaxX) < -ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.COLLISION_EPSILON ||
-+ (borderMinZ - boxMinZ) > ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.COLLISION_EPSILON || (borderMaxZ - boxMaxZ) < -ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.COLLISION_EPSILON;
++ return (borderMinX - boxMinX) > CollisionUtil.COLLISION_EPSILON || (borderMaxX - boxMaxX) < -CollisionUtil.COLLISION_EPSILON ||
++ (borderMinZ - boxMinZ) > CollisionUtil.COLLISION_EPSILON || (borderMaxZ - boxMaxZ) < -CollisionUtil.COLLISION_EPSILON;
+ }
+
+ /* Math.max/min specify that any NaN argument results in a NaN return, unlike these functions */
@@ -16811,38 +18054,38 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public static final int COLLISION_FLAG_CHECK_BORDER = 1 << 2;
+ public static final int COLLISION_FLAG_CHECK_ONLY = 1 << 3;
+
-+ public static boolean getCollisionsForBlocksOrWorldBorder(final net.minecraft.world.level.Level world, final net.minecraft.world.entity.Entity entity, final net.minecraft.world.phys.AABB aabb,
-+ final java.util.List intoVoxel, final java.util.List intoAABB,
-+ final int collisionFlags, final java.util.function.BiPredicate predicate) {
++ public static boolean getCollisionsForBlocksOrWorldBorder(final Level world, final Entity entity, final AABB aabb,
++ final List intoVoxel, final List intoAABB,
++ final int collisionFlags, final BiPredicate predicate) {
+ final boolean checkOnly = (collisionFlags & COLLISION_FLAG_CHECK_ONLY) != 0;
+ boolean ret = false;
+
+ if ((collisionFlags & COLLISION_FLAG_CHECK_BORDER) != 0) {
-+ final net.minecraft.world.level.border.WorldBorder worldBorder = world.getWorldBorder();
-+ if (ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.isCollidingWithBorder(worldBorder, aabb) && entity != null && worldBorder.isInsideCloseToBorder(entity, aabb)) {
++ final WorldBorder worldBorder = world.getWorldBorder();
++ if (CollisionUtil.isCollidingWithBorder(worldBorder, aabb) && entity != null && worldBorder.isInsideCloseToBorder(entity, aabb)) {
+ if (checkOnly) {
+ return true;
+ } else {
-+ final net.minecraft.world.phys.shapes.VoxelShape borderShape = worldBorder.getCollisionShape();
++ final VoxelShape borderShape = worldBorder.getCollisionShape();
+ intoVoxel.add(borderShape);
+ ret = true;
+ }
+ }
+ }
+
-+ final int minSection = ((ca.spottedleaf.moonrise.patches.collisions.world.CollisionLevel)world).moonrise$getMinSection();
++ final int minSection = WorldUtil.getMinSection(world);
+
-+ final int minBlockX = net.minecraft.util.Mth.floor(aabb.minX - COLLISION_EPSILON) - 1;
-+ final int maxBlockX = net.minecraft.util.Mth.floor(aabb.maxX + COLLISION_EPSILON) + 1;
++ final int minBlockX = Mth.floor(aabb.minX - COLLISION_EPSILON) - 1;
++ final int maxBlockX = Mth.floor(aabb.maxX + COLLISION_EPSILON) + 1;
+
-+ final int minBlockY = Math.max((minSection << 4) - 1, net.minecraft.util.Mth.floor(aabb.minY - COLLISION_EPSILON) - 1);
-+ final int maxBlockY = Math.min((((ca.spottedleaf.moonrise.patches.collisions.world.CollisionLevel)world).moonrise$getMaxSection() << 4) + 16, net.minecraft.util.Mth.floor(aabb.maxY + COLLISION_EPSILON) + 1);
++ final int minBlockY = Math.max((minSection << 4) - 1, Mth.floor(aabb.minY - COLLISION_EPSILON) - 1);
++ final int maxBlockY = Math.min((WorldUtil.getMaxSection(world) << 4) + 16, Mth.floor(aabb.maxY + COLLISION_EPSILON) + 1);
+
-+ final int minBlockZ = net.minecraft.util.Mth.floor(aabb.minZ - COLLISION_EPSILON) - 1;
-+ final int maxBlockZ = net.minecraft.util.Mth.floor(aabb.maxZ + COLLISION_EPSILON) + 1;
++ final int minBlockZ = Mth.floor(aabb.minZ - COLLISION_EPSILON) - 1;
++ final int maxBlockZ = Mth.floor(aabb.maxZ + COLLISION_EPSILON) + 1;
+
-+ final net.minecraft.core.BlockPos.MutableBlockPos mutablePos = new net.minecraft.core.BlockPos.MutableBlockPos();
-+ final net.minecraft.world.phys.shapes.CollisionContext collisionShape = new ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.LazyEntityCollisionContext(entity);
++ final BlockPos.MutableBlockPos mutablePos = new BlockPos.MutableBlockPos();
++ final CollisionContext collisionShape = new LazyEntityCollisionContext(entity);
+
+ // special cases:
+ if (minBlockY > maxBlockY) {
@@ -16860,11 +18103,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int maxChunkZ = maxBlockZ >> 4;
+
+ final boolean loadChunks = (collisionFlags & COLLISION_FLAG_LOAD_CHUNKS) != 0;
-+ final net.minecraft.world.level.chunk.ChunkSource chunkSource = world.getChunkSource();
++ final ChunkSource chunkSource = world.getChunkSource();
+
+ for (int currChunkZ = minChunkZ; currChunkZ <= maxChunkZ; ++currChunkZ) {
+ for (int currChunkX = minChunkX; currChunkX <= maxChunkX; ++currChunkX) {
-+ final net.minecraft.world.level.chunk.ChunkAccess chunk = chunkSource.getChunk(currChunkX, currChunkZ, net.minecraft.world.level.chunk.status.ChunkStatus.FULL, loadChunks);
++ final ChunkAccess chunk = chunkSource.getChunk(currChunkX, currChunkZ, ChunkStatus.FULL, loadChunks);
+
+ if (chunk == null) {
+ if ((collisionFlags & COLLISION_FLAG_COLLIDE_WITH_UNLOADED_CHUNKS) != 0) {
@@ -16878,7 +18121,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ continue;
+ }
+
-+ final net.minecraft.world.level.chunk.LevelChunkSection[] sections = chunk.getSections();
++ final LevelChunkSection[] sections = chunk.getSections();
+
+ // bound y
+ for (int currChunkY = minChunkY; currChunkY <= maxChunkY; ++currChunkY) {
@@ -16886,16 +18129,16 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (sectionIdx < 0 || sectionIdx >= sections.length) {
+ continue;
+ }
-+ final net.minecraft.world.level.chunk.LevelChunkSection section = sections[sectionIdx];
-+ if (section == null || section.hasOnlyAir()) {
++ final LevelChunkSection section = sections[sectionIdx];
++ if (section.hasOnlyAir()) {
+ // empty
+ continue;
+ }
+
-+ final boolean hasSpecial = ((ca.spottedleaf.moonrise.patches.block_counting.BlockCountingChunkSection)section).moonrise$getSpecialCollidingBlocks() != 0;
++ final boolean hasSpecial = ((BlockCountingChunkSection)section).moonrise$hasSpecialCollidingBlocks();
+ final int sectionAdjust = !hasSpecial ? 1 : 0;
+
-+ final net.minecraft.world.level.chunk.PalettedContainer blocks = section.states;
++ final PalettedContainer blocks = section.states;
+
+ final int minXIterate = currChunkX == minChunkX ? (minBlockX & 15) + sectionAdjust : 0;
+ final int maxXIterate = currChunkX == maxChunkX ? (maxBlockX & 15) - sectionAdjust : 15;
@@ -16919,21 +18162,21 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ continue;
+ }
+
-+ final net.minecraft.world.level.block.state.BlockState blockData = blocks.get(localBlockIndex);
++ final BlockState blockData = blocks.get(localBlockIndex);
+
-+ if (((ca.spottedleaf.moonrise.patches.collisions.block.CollisionBlockState)blockData).moonrise$emptyCollisionShape()) {
++ if (((CollisionBlockState)blockData).moonrise$emptyContextCollisionShape()) {
+ continue;
+ }
+
-+ net.minecraft.world.phys.shapes.VoxelShape blockCollision = ((ca.spottedleaf.moonrise.patches.collisions.block.CollisionBlockState)blockData).moonrise$getConstantCollisionShape();
++ VoxelShape blockCollision = ((CollisionBlockState)blockData).moonrise$getConstantContextCollisionShape();
+
-+ if (edgeCount == 0 || ((edgeCount != 1 || blockData.hasLargeCollisionShape()) && (edgeCount != 2 || blockData.getBlock() == net.minecraft.world.level.block.Blocks.MOVING_PISTON))) {
++ if (edgeCount == 0 || ((edgeCount != 1 || blockData.hasLargeCollisionShape()) && (edgeCount != 2 || blockData.getBlock() == Blocks.MOVING_PISTON))) {
+ if (blockCollision == null) {
+ mutablePos.set(blockX, blockY, blockZ);
+ blockCollision = blockData.getCollisionShape(world, mutablePos, collisionShape);
+ }
+
-+ net.minecraft.world.phys.AABB singleAABB = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)blockCollision).moonrise$getSingleAABBRepresentation();
++ AABB singleAABB = ((CollisionVoxelShape)blockCollision).moonrise$getSingleAABBRepresentation();
+ if (singleAABB != null) {
+ singleAABB = singleAABB.move((double)blockX, (double)blockY, (double)blockZ);
+ if (!voxelShapeIntersect(aabb, singleAABB)) {
@@ -16960,7 +18203,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ continue;
+ }
+
-+ final net.minecraft.world.phys.shapes.VoxelShape blockCollisionOffset = blockCollision.move((double)blockX, (double)blockY, (double)blockZ);
++ final VoxelShape blockCollisionOffset = blockCollision.move((double)blockX, (double)blockY, (double)blockZ);
+
+ if (!voxelShapeIntersectNoEmpty(blockCollisionOffset, aabb)) {
+ continue;
@@ -16991,8 +18234,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return ret;
+ }
+
-+ public static boolean getEntityHardCollisions(final net.minecraft.world.level.Level world, final net.minecraft.world.entity.Entity entity, net.minecraft.world.phys.AABB aabb,
-+ final java.util.List into, final int collisionFlags, final java.util.function.Predicate predicate) {
++ public static boolean getEntityHardCollisions(final Level world, final Entity entity, AABB aabb,
++ final List into, final int collisionFlags, final Predicate predicate) {
+ final boolean checkOnly = (collisionFlags & COLLISION_FLAG_CHECK_ONLY) != 0;
+
+ boolean ret = false;
@@ -17001,15 +18244,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // Vanilla for hard collisions has this backwards, and they expand by +epsilon but this causes terrible problems
+ // specifically with boat collisions.
+ aabb = aabb.inflate(-COLLISION_EPSILON, -COLLISION_EPSILON, -COLLISION_EPSILON);
-+ final java.util.List entities;
-+ if (entity != null && ((ca.spottedleaf.moonrise.patches.chunk_system.entity.ChunkSystemEntity)entity).moonrise$isHardColliding()) {
++ final List entities;
++ if (entity != null && ((ChunkSystemEntity)entity).moonrise$isHardColliding()) {
+ entities = world.getEntities(entity, aabb, predicate);
+ } else {
-+ entities = ((ca.spottedleaf.moonrise.patches.chunk_system.world.ChunkSystemEntityGetter)world).moonrise$getHardCollidingEntities(entity, aabb, predicate);
++ entities = ((ChunkSystemEntityGetter)world).moonrise$getHardCollidingEntities(entity, aabb, predicate);
+ }
+
+ for (int i = 0, len = entities.size(); i < len; ++i) {
-+ final net.minecraft.world.entity.Entity otherEntity = entities.get(i);
++ final Entity otherEntity = entities.get(i);
+
+ if (otherEntity.isSpectator()) {
+ continue;
@@ -17028,10 +18271,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return ret;
+ }
+
-+ public static boolean getCollisions(final net.minecraft.world.level.Level world, final net.minecraft.world.entity.Entity entity, final net.minecraft.world.phys.AABB aabb,
-+ final java.util.List intoVoxel, final java.util.List intoAABB, final int collisionFlags,
-+ final java.util.function.BiPredicate blockPredicate,
-+ final java.util.function.Predicate entityPredicate) {
++ public static boolean getCollisions(final Level world, final Entity entity, final AABB aabb,
++ final List intoVoxel, final List intoAABB, final int collisionFlags,
++ final BiPredicate blockPredicate,
++ final Predicate entityPredicate) {
+ if ((collisionFlags & COLLISION_FLAG_CHECK_ONLY) != 0) {
+ return getCollisionsForBlocksOrWorldBorder(world, entity, aabb, intoVoxel, intoAABB, collisionFlags, blockPredicate)
+ || getEntityHardCollisions(world, entity, aabb, intoAABB, collisionFlags, entityPredicate);
@@ -17041,12 +18284,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+
-+ public static final class LazyEntityCollisionContext extends net.minecraft.world.phys.shapes.EntityCollisionContext {
++ public static final class LazyEntityCollisionContext extends EntityCollisionContext {
+
-+ private net.minecraft.world.phys.shapes.CollisionContext delegate;
++ private CollisionContext delegate;
+ private boolean delegated;
+
-+ public LazyEntityCollisionContext(final net.minecraft.world.entity.Entity entity) {
++ public LazyEntityCollisionContext(final Entity entity) {
+ super(false, 0.0, null, null, entity);
+ }
+
@@ -17056,10 +18299,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return delegated;
+ }
+
-+ public net.minecraft.world.phys.shapes.CollisionContext getDelegate() {
++ public CollisionContext getDelegate() {
+ this.delegated = true;
-+ final net.minecraft.world.entity.Entity entity = this.getEntity();
-+ return this.delegate == null ? this.delegate = (entity == null ? net.minecraft.world.phys.shapes.CollisionContext.empty() : net.minecraft.world.phys.shapes.CollisionContext.of(entity)) : this.delegate;
++ final Entity entity = this.getEntity();
++ return this.delegate == null ? this.delegate = (entity == null ? CollisionContext.empty() : CollisionContext.of(entity)) : this.delegate;
+ }
+
+ @Override
@@ -17068,17 +18311,17 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
-+ public boolean isAbove(final net.minecraft.world.phys.shapes.VoxelShape shape, final net.minecraft.core.BlockPos pos, final boolean defaultValue) {
++ public boolean isAbove(final VoxelShape shape, final BlockPos pos, final boolean defaultValue) {
+ return this.getDelegate().isAbove(shape, pos, defaultValue);
+ }
+
+ @Override
-+ public boolean isHoldingItem(final net.minecraft.world.item.Item item) {
++ public boolean isHoldingItem(final Item item) {
+ return this.getDelegate().isHoldingItem(item);
+ }
+
+ @Override
-+ public boolean canStandOnFluid(final net.minecraft.world.level.material.FluidState state, final net.minecraft.world.level.material.FluidState fluidState) {
++ public boolean canStandOnFluid(final FluidState state, final FluidState fluidState) {
+ return this.getDelegate().canStandOnFluid(state, fluidState);
+ }
+ }
@@ -17095,19 +18338,24 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.collisions;
+
++import net.minecraft.core.BlockPos;
++import net.minecraft.world.level.block.state.BlockState;
++import net.minecraft.world.level.material.FluidState;
++import net.minecraft.world.phys.shapes.VoxelShape;
++
+public final class ExplosionBlockCache {
+
+ public final long key;
-+ public final net.minecraft.core.BlockPos immutablePos;
-+ public final net.minecraft.world.level.block.state.BlockState blockState;
-+ public final net.minecraft.world.level.material.FluidState fluidState;
++ public final BlockPos immutablePos;
++ public final BlockState blockState;
++ public final FluidState fluidState;
+ public final float resistance;
+ public final boolean outOfWorld;
+ public Boolean shouldExplode; // null -> not called yet
-+ public net.minecraft.world.phys.shapes.VoxelShape cachedCollisionShape;
++ public VoxelShape cachedCollisionShape;
+
-+ public ExplosionBlockCache(final long key, final net.minecraft.core.BlockPos immutablePos, final net.minecraft.world.level.block.state.BlockState blockState,
-+ final net.minecraft.world.level.material.FluidState fluidState, final float resistance, final boolean outOfWorld) {
++ public ExplosionBlockCache(final long key, final BlockPos immutablePos, final BlockState blockState,
++ final FluidState fluidState, final float resistance, final boolean outOfWorld) {
+ this.key = key;
+ this.immutablePos = immutablePos;
+ this.blockState = blockState;
@@ -17124,6 +18372,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.collisions.block;
+
++import net.minecraft.world.phys.shapes.VoxelShape;
++
+public interface CollisionBlockState {
+
+ // note: this does not consider canOcclude, it is only based on the cached collision shape (i.e hasCache())
@@ -17133,6 +18383,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // whether the cached collision shape exists and is empty
+ public boolean moonrise$emptyCollisionShape();
+
++ // whether the context-sensitive shape is constant and is empty
++ public boolean moonrise$emptyContextCollisionShape();
++
+ // indicates that occludesFullBlock is cached for the collision shape
+ public boolean moonrise$hasCache();
+
@@ -17144,9 +18397,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // value is still unique
+ public int moonrise$uniqueId2();
+
-+ public net.minecraft.world.phys.shapes.VoxelShape moonrise$getConstantCollisionShape();
-+
-+ public net.minecraft.world.phys.AABB moonrise$getConstantCollisionAABB();
++ public VoxelShape moonrise$getConstantContextCollisionShape();
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/collisions/shape/CachedShapeData.java b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/shape/CachedShapeData.java
new file mode 100644
@@ -17172,28 +18423,32 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.collisions.shape;
+
++import net.minecraft.world.phys.AABB;
++import java.util.ArrayList;
++import java.util.List;
++
+public record CachedToAABBs(
-+ java.util.List aabbs,
++ List aabbs,
+ boolean isOffset,
+ double offX, double offY, double offZ
+) {
+
-+ public ca.spottedleaf.moonrise.patches.collisions.shape.CachedToAABBs removeOffset() {
-+ final java.util.List toOffset = this.aabbs;
++ public CachedToAABBs removeOffset() {
++ final List toOffset = this.aabbs;
+ final double offX = this.offX;
+ final double offY = this.offY;
+ final double offZ = this.offZ;
+
-+ final java.util.List ret = new java.util.ArrayList<>(toOffset.size());
++ final List ret = new ArrayList<>(toOffset.size());
+
+ for (int i = 0, len = toOffset.size(); i < len; ++i) {
+ ret.add(toOffset.get(i).move(offX, offY, offZ));
+ }
+
-+ return new ca.spottedleaf.moonrise.patches.collisions.shape.CachedToAABBs(ret, false, 0.0, 0.0, 0.0);
++ return new CachedToAABBs(ret, false, 0.0, 0.0, 0.0);
+ }
+
-+ public static ca.spottedleaf.moonrise.patches.collisions.shape.CachedToAABBs offset(final ca.spottedleaf.moonrise.patches.collisions.shape.CachedToAABBs cache, final double offX, final double offY, final double offZ) {
++ public static CachedToAABBs offset(final CachedToAABBs cache, final double offX, final double offY, final double offZ) {
+ if (offX == 0.0 && offY == 0.0 && offZ == 0.0) {
+ return cache;
+ }
@@ -17202,7 +18457,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final double resY = cache.offY + offY;
+ final double resZ = cache.offZ + offZ;
+
-+ return new ca.spottedleaf.moonrise.patches.collisions.shape.CachedToAABBs(cache.aabbs, true, resX, resY, resZ);
++ return new CachedToAABBs(cache.aabbs, true, resX, resY, resZ);
+ }
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/collisions/shape/CollisionDiscreteVoxelShape.java b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/shape/CollisionDiscreteVoxelShape.java
@@ -17215,7 +18470,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+public interface CollisionDiscreteVoxelShape {
+
-+ public ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData moonrise$getOrCreateCachedShapeData();
++ public CachedShapeData moonrise$getOrCreateCachedShapeData();
+
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/collisions/shape/CollisionVoxelShape.java b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/shape/CollisionVoxelShape.java
@@ -17226,6 +18481,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.collisions.shape;
+
++import net.minecraft.core.Direction;
++import net.minecraft.world.phys.AABB;
++import net.minecraft.world.phys.shapes.VoxelShape;
++
+public interface CollisionVoxelShape {
+
+ public double moonrise$offsetX();
@@ -17240,16 +18499,16 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public double[] moonrise$rootCoordinatesZ();
+
-+ public ca.spottedleaf.moonrise.patches.collisions.shape.CachedShapeData moonrise$getCachedVoxelData();
++ public CachedShapeData moonrise$getCachedVoxelData();
+
+ // rets null if not possible to represent this shape as one AABB
-+ public net.minecraft.world.phys.AABB moonrise$getSingleAABBRepresentation();
++ public AABB moonrise$getSingleAABBRepresentation();
+
+ // ONLY USE INTERNALLY, ONLY FOR INITIALISING IN CONSTRUCTOR: VOXELSHAPES ARE STATIC
+ public void moonrise$initCache();
+
+ // this returns empty if not clamped to 1.0 or 0.0 depending on direction
-+ public net.minecraft.world.phys.shapes.VoxelShape moonrise$getFaceShapeClamped(final net.minecraft.core.Direction direction);
++ public VoxelShape moonrise$getFaceShapeClamped(final Direction direction);
+
+ public boolean moonrise$isFullBlock();
+
@@ -17258,7 +18517,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public boolean moonrise$occludesFullBlockIfCached();
+
+ // uses a cache internally
-+ public net.minecraft.world.phys.shapes.VoxelShape moonrise$orUnoptimized(final net.minecraft.world.phys.shapes.VoxelShape other);
++ public VoxelShape moonrise$orUnoptimized(final VoxelShape other);
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/collisions/shape/MergedORCache.java b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/shape/MergedORCache.java
new file mode 100644
@@ -17268,9 +18527,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.collisions.shape;
+
++import net.minecraft.world.phys.shapes.VoxelShape;
++
+public record MergedORCache(
-+ net.minecraft.world.phys.shapes.VoxelShape key,
-+ net.minecraft.world.phys.shapes.VoxelShape result
++ VoxelShape key,
++ VoxelShape result
+) {
+
+}
@@ -17289,237 +18550,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public int moonrise$uniqueId();
+
+}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/collisions/util/EmptyStreamForMoveCall.java b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/util/EmptyStreamForMoveCall.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/util/EmptyStreamForMoveCall.java
-@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.patches.collisions.util;
-+
-+import java.util.Iterator;
-+import java.util.Optional;
-+import java.util.Spliterator;
-+import java.util.stream.Stream;
-+
-+public final class EmptyStreamForMoveCall implements java.util.stream.Stream {
-+
-+ public static final ca.spottedleaf.moonrise.patches.collisions.util.EmptyStreamForMoveCall INSTANCE = new ca.spottedleaf.moonrise.patches.collisions.util.EmptyStreamForMoveCall();
-+
-+ @Override
-+ public boolean noneMatch(java.util.function.Predicate super T> predicate) {
-+ return false; // important: ret false so the branch is never taken by mojang code
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream filter(java.util.function.Predicate super T> predicate) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream map(java.util.function.Function super T, ? extends R> mapper) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.IntStream mapToInt(java.util.function.ToIntFunction super T> mapper) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.LongStream mapToLong(java.util.function.ToLongFunction super T> mapper) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.DoubleStream mapToDouble(java.util.function.ToDoubleFunction super T> mapper) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream flatMap(java.util.function.Function super T, ? extends java.util.stream.Stream extends R>> mapper) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.IntStream flatMapToInt(java.util.function.Function super T, ? extends java.util.stream.IntStream> mapper) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.LongStream flatMapToLong(java.util.function.Function super T, ? extends java.util.stream.LongStream> mapper) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.DoubleStream flatMapToDouble(java.util.function.Function super T, ? extends java.util.stream.DoubleStream> mapper) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream distinct() {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream sorted() {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream sorted(java.util.Comparator super T> comparator) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream peek(java.util.function.Consumer super T> action) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream limit(long maxSize) {
-+ return null;
-+ }
-+
-+ @Override
-+ public java.util.stream.Stream skip(long n) {
-+ return null;
-+ }
-+
-+ @Override
-+ public void forEach(java.util.function.Consumer super T> action) {
-+
-+ }
-+
-+ @Override
-+ public void forEachOrdered(java.util.function.Consumer super T> action) {
-+
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Object[] toArray() {
-+ return new Object[0];
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public A[] toArray(java.util.function.IntFunction generator) {
-+ return null;
-+ }
-+
-+ @Override
-+ public T reduce(T identity, java.util.function.BinaryOperator accumulator) {
-+ return null;
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Optional reduce(java.util.function.BinaryOperator accumulator) {
-+ return java.util.Optional.empty();
-+ }
-+
-+ @Override
-+ public U reduce(U identity, java.util.function.BiFunction accumulator, java.util.function.BinaryOperator combiner) {
-+ return null;
-+ }
-+
-+ @Override
-+ public R collect(java.util.function.Supplier supplier, java.util.function.BiConsumer accumulator, java.util.function.BiConsumer combiner) {
-+ return null;
-+ }
-+
-+ @Override
-+ public R collect(java.util.stream.Collector super T, A, R> collector) {
-+ return null;
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Optional min(java.util.Comparator super T> comparator) {
-+ return java.util.Optional.empty();
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Optional max(java.util.Comparator super T> comparator) {
-+ return java.util.Optional.empty();
-+ }
-+
-+ @Override
-+ public long count() {
-+ return 0;
-+ }
-+
-+ @Override
-+ public boolean anyMatch(java.util.function.Predicate super T> predicate) {
-+ return false;
-+ }
-+
-+ @Override
-+ public boolean allMatch(java.util.function.Predicate super T> predicate) {
-+ return false;
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Optional findFirst() {
-+ return java.util.Optional.empty();
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Optional findAny() {
-+ return java.util.Optional.empty();
-+ }
-+
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Iterator iterator() {
-+ return null;
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Spliterator spliterator() {
-+ return null;
-+ }
-+
-+ @Override
-+ public boolean isParallel() {
-+ return false;
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Stream sequential() {
-+ return null;
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Stream parallel() {
-+ return null;
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Stream unordered() {
-+ return null;
-+ }
-+
-+ @org.jetbrains.annotations.NotNull
-+ @Override
-+ public Stream onClose(Runnable closeHandler) {
-+ return null;
-+ }
-+
-+ @Override
-+ public void close() {
-+
-+ }
-+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/collisions/util/FluidOcclusionCacheKey.java b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/util/FluidOcclusionCacheKey.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@@ -17528,22 +18558,10 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.collisions.util;
+
-+public record FluidOcclusionCacheKey(net.minecraft.world.level.block.state.BlockState first, net.minecraft.world.level.block.state.BlockState second, net.minecraft.core.Direction direction, boolean result) {
-+}
-diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/collisions/world/CollisionLevel.java b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/world/CollisionLevel.java
-new file mode 100644
-index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
---- /dev/null
-+++ b/src/main/java/ca/spottedleaf/moonrise/patches/collisions/world/CollisionLevel.java
-@@ -0,0 +0,0 @@
-+package ca.spottedleaf.moonrise.patches.collisions.world;
-+
-+public interface CollisionLevel {
-+
-+ public int moonrise$getMinSection();
-+
-+ public int moonrise$getMaxSection();
++import net.minecraft.core.Direction;
++import net.minecraft.world.level.block.state.BlockState;
+
++public record FluidOcclusionCacheKey(BlockState first, BlockState second, Direction direction, boolean result) {
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/entity_tracker/EntityTrackerEntity.java b/src/main/java/ca/spottedleaf/moonrise/patches/entity_tracker/EntityTrackerEntity.java
new file mode 100644
@@ -17580,6 +18598,64 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public void moonrise$clearPlayers();
+
++ public boolean moonrise$hasPlayers();
++
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/fast_palette/FastPalette.java b/src/main/java/ca/spottedleaf/moonrise/patches/fast_palette/FastPalette.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/fast_palette/FastPalette.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.fast_palette;
++
++public interface FastPalette {
++
++ public default T[] moonrise$getRawPalette(final FastPaletteData src) {
++ return null;
++ }
++
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/fast_palette/FastPaletteData.java b/src/main/java/ca/spottedleaf/moonrise/patches/fast_palette/FastPaletteData.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/fast_palette/FastPaletteData.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.fast_palette;
++
++public interface FastPaletteData {
++
++ public T[] moonrise$getPalette();
++
++ public void moonrise$setPalette(final T[] palette);
++
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/fluid/FluidFluidState.java b/src/main/java/ca/spottedleaf/moonrise/patches/fluid/FluidFluidState.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/fluid/FluidFluidState.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.fluid;
++
++public interface FluidFluidState {
++ public void moonrise$initCaches();
++}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/getblock/GetBlockChunk.java b/src/main/java/ca/spottedleaf/moonrise/patches/getblock/GetBlockChunk.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/getblock/GetBlockChunk.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.getblock;
++
++import net.minecraft.world.level.block.state.BlockState;
++
++public interface GetBlockChunk {
++
++ public BlockState moonrise$getBlock(final int x, final int y, final int z);
++
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/starlight/blockstate/StarlightAbstractBlockState.java b/src/main/java/ca/spottedleaf/moonrise/patches/starlight/blockstate/StarlightAbstractBlockState.java
new file mode 100644
@@ -17593,8 +18669,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public boolean starlight$isConditionallyFullOpaque();
+
-+ public int starlight$getOpacityIfCached();
-+
+}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/starlight/chunk/StarlightChunk.java b/src/main/java/ca/spottedleaf/moonrise/patches/starlight/chunk/StarlightChunk.java
new file mode 100644
@@ -17628,9 +18702,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
@@ -0,0 +0,0 @@
+package ca.spottedleaf.moonrise.patches.starlight.light;
+
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.patches.starlight.blockstate.StarlightAbstractBlockState;
+import ca.spottedleaf.moonrise.patches.starlight.chunk.StarlightChunk;
+import net.minecraft.core.BlockPos;
++import net.minecraft.world.level.BlockGetter;
+import net.minecraft.world.level.Level;
+import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.level.chunk.ChunkAccess;
@@ -17719,7 +18795,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ final int currentLevel = this.getLightLevel(worldX, worldY, worldZ);
+ final BlockState blockState = this.getBlockState(worldX, worldY, worldZ);
-+ final int emittedLevel = blockState.getLightEmission() & emittedMask;
++ final int emittedLevel = (PlatformHooks.get().getLightEmission(blockState, lightAccess.getLevel(), this.lightEmissionPos.set(worldX, worldY, worldZ))) & emittedMask;
+
+ this.setLightLevel(worldX, worldY, worldZ, emittedLevel);
+ // this accounts for change in emitted light that would cause an increase
@@ -17747,37 +18823,32 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ protected final BlockPos.MutableBlockPos recalcCenterPos = new BlockPos.MutableBlockPos();
-+ protected final BlockPos.MutableBlockPos recalcNeighbourPos = new BlockPos.MutableBlockPos();
+
+ @Override
+ protected int calculateLightValue(final LightChunkGetter lightAccess, final int worldX, final int worldY, final int worldZ,
+ final int expect) {
++ this.recalcCenterPos.set(worldX, worldY, worldZ);
++
+ final BlockState centerState = this.getBlockState(worldX, worldY, worldZ);
-+ int level = centerState.getLightEmission() & 0xF;
++ final BlockGetter world = lightAccess.getLevel();
++ int level = (PlatformHooks.get().getLightEmission(centerState, world, this.recalcCenterPos)) & this.emittedLightMask;
+
+ if (level >= (15 - 1) || level > expect) {
+ return level;
+ }
+
-+ final int sectionOffset = this.chunkSectionIndexOffset;
-+ final BlockState conditionallyOpaqueState;
-+ int opacity = ((StarlightAbstractBlockState)centerState).starlight$getOpacityIfCached();
-+
-+ if (opacity == -1) {
-+ this.recalcCenterPos.set(worldX, worldY, worldZ);
-+ opacity = centerState.getLightBlock(lightAccess.getLevel(), this.recalcCenterPos);
-+ if (((StarlightAbstractBlockState)centerState).starlight$isConditionallyFullOpaque()) {
-+ conditionallyOpaqueState = centerState;
-+ } else {
-+ conditionallyOpaqueState = null;
-+ }
-+ } else if (opacity >= 15) {
++ final int opacity = Math.max(1, centerState.getLightBlock());
++ if (opacity >= 15) {
+ return level;
++ }
++ final BlockState conditionallyOpaqueState;
++ if (((StarlightAbstractBlockState)centerState).starlight$isConditionallyFullOpaque()) {
++ conditionallyOpaqueState = centerState;
+ } else {
+ conditionallyOpaqueState = null;
+ }
-+ opacity = Math.max(1, opacity);
+
++ final int sectionOffset = this.chunkSectionIndexOffset;
+ for (final AxisDirection direction : AXIS_DIRECTIONS) {
+ final int offX = worldX + direction.x;
+ final int offY = worldY + direction.y;
@@ -17797,9 +18868,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // here the block can be conditionally opaque (i.e light cannot propagate from it), so we need to test that
+ // we don't read the blockstate because most of the time this is false, so using the faster
+ // known transparency lookup results in a net win
-+ this.recalcNeighbourPos.set(offX, offY, offZ);
-+ final VoxelShape neighbourFace = neighbourState.getFaceOcclusionShape(lightAccess.getLevel(), this.recalcNeighbourPos, direction.opposite.nms);
-+ final VoxelShape thisFace = conditionallyOpaqueState == null ? Shapes.empty() : conditionallyOpaqueState.getFaceOcclusionShape(lightAccess.getLevel(), this.recalcCenterPos, direction.nms);
++ final VoxelShape neighbourFace = neighbourState.getFaceOcclusionShape(direction.opposite.nms);
++ final VoxelShape thisFace = conditionallyOpaqueState == null ? Shapes.empty() : conditionallyOpaqueState.getFaceOcclusionShape(direction.nms);
+ if (Shapes.faceShapeOccludes(thisFace, neighbourFace)) {
+ // not allowed to propagate
+ continue;
@@ -17833,30 +18903,34 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int offX = chunk.getPos().x << 4;
+ final int offZ = chunk.getPos().z << 4;
+
++ final PlatformHooks platformHooks = PlatformHooks.get();
++
++ final BlockGetter world = lightAccess.getLevel();
+ final LevelChunkSection[] sections = chunk.getSections();
+ for (int sectionY = this.minSection; sectionY <= this.maxSection; ++sectionY) {
+ final LevelChunkSection section = sections[sectionY - this.minSection];
-+ if (section == null || section.hasOnlyAir()) {
++ if (section.hasOnlyAir()) {
+ // no sources in empty sections
+ continue;
+ }
-+ if (!section.maybeHas((final BlockState state) -> {
-+ return state.getLightEmission() > 0;
-+ })) {
++ if (!section.maybeHas(platformHooks.maybeHasLightEmission())) {
+ // no light sources in palette
+ continue;
+ }
+ final PalettedContainer states = section.states;
+ final int offY = sectionY << 4;
+
++ final BlockPos.MutableBlockPos mutablePos = this.lightEmissionPos;
+ for (int index = 0; index < (16 * 16 * 16); ++index) {
+ final BlockState state = states.get(index);
-+ if (state.getLightEmission() <= 0) {
++ mutablePos.set(offX | (index & 15), offY | (index >>> 8), offZ | ((index >>> 4) & 15));
++
++ if ((platformHooks.getLightEmission(state, world, mutablePos)) == 0) {
+ continue;
+ }
+
+ // index = x | (z << 4) | (y << 8)
-+ sources.add(new BlockPos(offX | (index & 15), offY | (index >>> 8), offZ | ((index >>> 4) & 15)));
++ sources.add(mutablePos.immutable());
+ }
+ }
+
@@ -17866,12 +18940,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ @Override
+ public void lightChunk(final LightChunkGetter lightAccess, final ChunkAccess chunk, final boolean needsEdgeChecks) {
+ // setup sources
++ final BlockGetter world = lightAccess.getLevel();
++ final PlatformHooks platformHooks = PlatformHooks.get();
++
+ final int emittedMask = this.emittedLightMask;
+ final List positions = this.getSources(lightAccess, chunk);
+ for (int i = 0, len = positions.size(); i < len; ++i) {
+ final BlockPos pos = positions.get(i);
+ final BlockState blockState = this.getBlockState(pos.getX(), pos.getY(), pos.getZ());
-+ final int emittedLight = blockState.getLightEmission() & emittedMask;
++ final int emittedLight = platformHooks.getLightEmission(blockState, world, pos) & emittedMask;
+
+ if (emittedLight <= this.getLightLevel(pos.getX(), pos.getY(), pos.getZ())) {
+ // some other source is brighter
@@ -18647,9 +19724,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ );
+ }
+
-+ protected final BlockPos.MutableBlockPos recalcCenterPos = new BlockPos.MutableBlockPos();
-+ protected final BlockPos.MutableBlockPos recalcNeighbourPos = new BlockPos.MutableBlockPos();
-+
+ @Override
+ protected int calculateLightValue(final LightChunkGetter lightAccess, final int worldX, final int worldY, final int worldZ,
+ final int expect) {
@@ -18659,20 +19733,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ final int sectionOffset = this.chunkSectionIndexOffset;
+ final BlockState centerState = this.getBlockState(worldX, worldY, worldZ);
-+ int opacity = ((StarlightAbstractBlockState)centerState).starlight$getOpacityIfCached();
+
+ final BlockState conditionallyOpaqueState;
-+ if (opacity < 0) {
-+ this.recalcCenterPos.set(worldX, worldY, worldZ);
-+ opacity = Math.max(1, centerState.getLightBlock(lightAccess.getLevel(), this.recalcCenterPos));
-+ if (((StarlightAbstractBlockState)centerState).starlight$isConditionallyFullOpaque()) {
-+ conditionallyOpaqueState = centerState;
-+ } else {
-+ conditionallyOpaqueState = null;
-+ }
++ final int opacity = Math.max(1, centerState.getLightBlock());
++ if (((StarlightAbstractBlockState)centerState).starlight$isConditionallyFullOpaque()) {
++ conditionallyOpaqueState = centerState;
+ } else {
+ conditionallyOpaqueState = null;
-+ opacity = Math.max(1, opacity);
+ }
+
+ int level = 0;
@@ -18697,9 +19764,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // here the block can be conditionally opaque (i.e light cannot propagate from it), so we need to test that
+ // we don't read the blockstate because most of the time this is false, so using the faster
+ // known transparency lookup results in a net win
-+ this.recalcNeighbourPos.set(offX, offY, offZ);
-+ final VoxelShape neighbourFace = neighbourState.getFaceOcclusionShape(lightAccess.getLevel(), this.recalcNeighbourPos, direction.opposite.nms);
-+ final VoxelShape thisFace = conditionallyOpaqueState == null ? Shapes.empty() : conditionallyOpaqueState.getFaceOcclusionShape(lightAccess.getLevel(), this.recalcCenterPos, direction.nms);
++ final VoxelShape neighbourFace = neighbourState.getFaceOcclusionShape(direction.opposite.nms);
++ final VoxelShape thisFace = conditionallyOpaqueState == null ? Shapes.empty() : conditionallyOpaqueState.getFaceOcclusionShape(direction.nms);
+ if (Shapes.faceShapeOccludes(thisFace, neighbourFace)) {
+ // not allowed to propagate
+ continue;
@@ -18967,7 +20033,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // clobbering the light values will result in broken propagation)
+ protected final int tryPropagateSkylight(final BlockGetter world, final int worldX, int startY, final int worldZ,
+ final boolean extrudeInitialised, final boolean delayLightSet) {
-+ final BlockPos.MutableBlockPos mutablePos = this.mutablePos3;
+ final int encodeOffset = this.coordinateOffset;
+ final long propagateDirection = AxisDirection.POSITIVE_Y.everythingButThisDirection; // just don't check upwards.
+
@@ -18989,8 +20054,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ final VoxelShape fromShape;
+ if (((StarlightAbstractBlockState)above).starlight$isConditionallyFullOpaque()) {
-+ this.mutablePos2.set(worldX, startY + 1, worldZ);
-+ fromShape = above.getFaceOcclusionShape(world, this.mutablePos2, AxisDirection.NEGATIVE_Y.nms);
++ fromShape = above.getFaceOcclusionShape(AxisDirection.NEGATIVE_Y.nms);
+ if (Shapes.faceShapeOccludes(Shapes.empty(), fromShape)) {
+ // above wont let us propagate
+ break;
@@ -18999,49 +20063,32 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ fromShape = Shapes.empty();
+ }
+
-+ final int opacityIfCached = ((StarlightAbstractBlockState)current).starlight$getOpacityIfCached();
+ // does light propagate from the top down?
-+ if (opacityIfCached != -1) {
-+ if (opacityIfCached != 0) {
-+ // we cannot propagate 15 through this
++ long flags = 0L;
++ if (((StarlightAbstractBlockState)current).starlight$isConditionallyFullOpaque()) {
++ final VoxelShape cullingFace = current.getFaceOcclusionShape(AxisDirection.POSITIVE_Y.nms);
++
++ if (Shapes.faceShapeOccludes(fromShape, cullingFace)) {
++ // can't propagate here, we're done on this column.
+ break;
+ }
-+ // most of the time it falls here.
-+ // add to propagate
-+ // light set delayed until we determine if this nibble section is null
-+ this.appendToIncreaseQueue(
-+ ((worldX + (worldZ << 6) + (startY << (6 + 6)) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | (15L << (6 + 6 + 16)) // we know we're at full lit here
-+ | (propagateDirection << (6 + 6 + 16 + 4))
-+ );
-+ } else {
-+ mutablePos.set(worldX, startY, worldZ);
-+ long flags = 0L;
-+ if (((StarlightAbstractBlockState)current).starlight$isConditionallyFullOpaque()) {
-+ final VoxelShape cullingFace = current.getFaceOcclusionShape(world, mutablePos, AxisDirection.POSITIVE_Y.nms);
-+
-+ if (Shapes.faceShapeOccludes(fromShape, cullingFace)) {
-+ // can't propagate here, we're done on this column.
-+ break;
-+ }
-+ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
-+ }
-+
-+ final int opacity = current.getLightBlock(world, mutablePos);
-+ if (opacity > 0) {
-+ // let the queued value (if any) handle it from here.
-+ break;
-+ }
-+
-+ // light set delayed until we determine if this nibble section is null
-+ this.appendToIncreaseQueue(
-+ ((worldX + (worldZ << 6) + (startY << (6 + 6)) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | (15L << (6 + 6 + 16)) // we know we're at full lit here
-+ | (propagateDirection << (6 + 6 + 16 + 4))
-+ | flags
-+ );
++ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
+ }
+
++ final int opacity = current.getLightBlock();
++ if (opacity > 0) {
++ // let the queued value (if any) handle it from here.
++ break;
++ }
++
++ // light set delayed until we determine if this nibble section is null
++ this.appendToIncreaseQueue(
++ ((worldX + (worldZ << 6) + (startY << (6 + 6)) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | (15L << (6 + 6 + 16)) // we know we're at full lit here
++ | (propagateDirection << (6 + 6 + 16 + 4))
++ | flags
++ );
++
+ above = current;
+
+ if (this.getNibbleFromCache(worldX >> 4, startY >> 4, worldZ >> 4) == null) {
@@ -19075,6 +20122,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+package ca.spottedleaf.moonrise.patches.starlight.light;
+
+import ca.spottedleaf.concurrentutil.util.IntegerUtil;
++import ca.spottedleaf.moonrise.common.PlatformHooks;
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
+import ca.spottedleaf.moonrise.patches.starlight.blockstate.StarlightAbstractBlockState;
@@ -19117,9 +20165,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ protected static enum AxisDirection {
+
+ // Declaration order is important and relied upon. Do not change without modifying propagation code.
-+ POSITIVE_X(1, 0, 0), NEGATIVE_X(-1, 0, 0),
-+ POSITIVE_Z(0, 0, 1), NEGATIVE_Z(0, 0, -1),
-+ POSITIVE_Y(0, 1, 0), NEGATIVE_Y(0, -1, 0);
++ POSITIVE_X(1, 0, 0, Direction.EAST) , NEGATIVE_X(-1, 0, 0, Direction.WEST),
++ POSITIVE_Z(0, 0, 1, Direction.SOUTH), NEGATIVE_Z(0, 0, -1, Direction.NORTH),
++ POSITIVE_Y(0, 1, 0, Direction.UP) , NEGATIVE_Y(0, -1, 0, Direction.DOWN);
+
+ static {
+ POSITIVE_X.opposite = NEGATIVE_X; NEGATIVE_X.opposite = POSITIVE_X;
@@ -19136,11 +20184,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public final long everythingButThisDirection;
+ public final long everythingButTheOppositeDirection;
+
-+ AxisDirection(final int x, final int y, final int z) {
++ AxisDirection(final int x, final int y, final int z, final Direction nms) {
+ this.x = x;
+ this.y = y;
+ this.z = z;
-+ this.nms = Direction.fromDelta(x, y, z);
++ this.nms = nms;
+ this.everythingButThisDirection = (long)(ALL_DIRECTIONS_BITSET ^ (1 << this.ordinal()));
+ // positive is always even, negative is always odd. Flip the 1 bit to get the negative direction.
+ this.everythingButTheOppositeDirection = (long)(ALL_DIRECTIONS_BITSET ^ (1 << (this.ordinal() ^ 1)));
@@ -19180,9 +20228,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // index = x + (z * 5)
+ protected final boolean[][] emptinessMapCache = new boolean[5 * 5][];
+
-+ protected final BlockPos.MutableBlockPos mutablePos1 = new BlockPos.MutableBlockPos();
-+ protected final BlockPos.MutableBlockPos mutablePos2 = new BlockPos.MutableBlockPos();
-+ protected final BlockPos.MutableBlockPos mutablePos3 = new BlockPos.MutableBlockPos();
++ protected final BlockPos.MutableBlockPos lightEmissionPos = new BlockPos.MutableBlockPos();
+
+ protected int encodeOffsetX;
+ protected int encodeOffsetY;
@@ -20224,69 +21270,46 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (blockState == null) {
+ continue;
+ }
-+ final int opacityCached = ((StarlightAbstractBlockState)blockState).starlight$getOpacityIfCached();
-+ if (opacityCached != -1) {
-+ final int targetLevel = propagatedLightLevel - Math.max(1, opacityCached);
-+ if (targetLevel > currentLevel) {
-+ currentNibble.set(localIndex, targetLevel);
-+ this.postLightUpdate(offX, offY, offZ);
++ long flags = 0;
++ if (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque()) {
++ final VoxelShape cullingFace = blockState.getFaceOcclusionShape(propagate.getOpposite().nms);
+
-+ if (targetLevel > 1) {
-+ if (queueLength >= queue.length) {
-+ queue = this.resizeIncreaseQueue();
-+ }
-+ queue[queueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((targetLevel & 0xFL) << (6 + 6 + 16))
-+ | (propagate.everythingButTheOppositeDirection << (6 + 6 + 16 + 4));
-+ continue;
-+ }
-+ }
-+ continue;
-+ } else {
-+ this.mutablePos1.set(offX, offY, offZ);
-+ long flags = 0;
-+ if (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque()) {
-+ final VoxelShape cullingFace = blockState.getFaceOcclusionShape(world, this.mutablePos1, propagate.getOpposite().nms);
-+
-+ if (Shapes.faceShapeOccludes(Shapes.empty(), cullingFace)) {
-+ continue;
-+ }
-+ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
-+ }
-+
-+ final int opacity = blockState.getLightBlock(world, this.mutablePos1);
-+ final int targetLevel = propagatedLightLevel - Math.max(1, opacity);
-+ if (targetLevel <= currentLevel) {
++ if (Shapes.faceShapeOccludes(Shapes.empty(), cullingFace)) {
+ continue;
+ }
++ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
++ }
+
-+ currentNibble.set(localIndex, targetLevel);
-+ this.postLightUpdate(offX, offY, offZ);
-+
-+ if (targetLevel > 1) {
-+ if (queueLength >= queue.length) {
-+ queue = this.resizeIncreaseQueue();
-+ }
-+ queue[queueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((targetLevel & 0xFL) << (6 + 6 + 16))
-+ | (propagate.everythingButTheOppositeDirection << (6 + 6 + 16 + 4))
-+ | (flags);
-+ }
++ final int opacity = blockState.getLightBlock();
++ final int targetLevel = propagatedLightLevel - Math.max(1, opacity);
++ if (targetLevel <= currentLevel) {
+ continue;
+ }
++
++ currentNibble.set(localIndex, targetLevel);
++ this.postLightUpdate(offX, offY, offZ);
++
++ if (targetLevel > 1) {
++ if (queueLength >= queue.length) {
++ queue = this.resizeIncreaseQueue();
++ }
++ queue[queueLength++] =
++ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | ((targetLevel & 0xFL) << (6 + 6 + 16))
++ | (propagate.everythingButTheOppositeDirection << (6 + 6 + 16 + 4))
++ | (flags);
++ }
++ continue;
+ }
+ } else {
+ // we actually need to worry about our state here
+ final BlockState fromBlock = this.getBlockState(posX, posY, posZ);
-+ this.mutablePos2.set(posX, posY, posZ);
+ for (final AxisDirection propagate : checkDirections) {
+ final int offX = posX + propagate.x;
+ final int offY = posY + propagate.y;
+ final int offZ = posZ + propagate.z;
+
-+ final VoxelShape fromShape = (((StarlightAbstractBlockState)fromBlock).starlight$isConditionallyFullOpaque()) ? fromBlock.getFaceOcclusionShape(world, this.mutablePos2, propagate.nms) : Shapes.empty();
++ final VoxelShape fromShape = (((StarlightAbstractBlockState)fromBlock).starlight$isConditionallyFullOpaque()) ? fromBlock.getFaceOcclusionShape(propagate.nms) : Shapes.empty();
+
+ if (fromShape != Shapes.empty() && Shapes.faceShapeOccludes(Shapes.empty(), fromShape)) {
+ continue;
@@ -20306,58 +21329,36 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (blockState == null) {
+ continue;
+ }
-+ final int opacityCached = ((StarlightAbstractBlockState)blockState).starlight$getOpacityIfCached();
-+ if (opacityCached != -1) {
-+ final int targetLevel = propagatedLightLevel - Math.max(1, opacityCached);
-+ if (targetLevel > currentLevel) {
-+ currentNibble.set(localIndex, targetLevel);
-+ this.postLightUpdate(offX, offY, offZ);
++ long flags = 0;
++ if (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque()) {
++ final VoxelShape cullingFace = blockState.getFaceOcclusionShape(propagate.getOpposite().nms);
+
-+ if (targetLevel > 1) {
-+ if (queueLength >= queue.length) {
-+ queue = this.resizeIncreaseQueue();
-+ }
-+ queue[queueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((targetLevel & 0xFL) << (6 + 6 + 16))
-+ | (propagate.everythingButTheOppositeDirection << (6 + 6 + 16 + 4));
-+ continue;
-+ }
-+ }
-+ continue;
-+ } else {
-+ this.mutablePos1.set(offX, offY, offZ);
-+ long flags = 0;
-+ if (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque()) {
-+ final VoxelShape cullingFace = blockState.getFaceOcclusionShape(world, this.mutablePos1, propagate.getOpposite().nms);
-+
-+ if (Shapes.faceShapeOccludes(fromShape, cullingFace)) {
-+ continue;
-+ }
-+ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
-+ }
-+
-+ final int opacity = blockState.getLightBlock(world, this.mutablePos1);
-+ final int targetLevel = propagatedLightLevel - Math.max(1, opacity);
-+ if (targetLevel <= currentLevel) {
++ if (Shapes.faceShapeOccludes(fromShape, cullingFace)) {
+ continue;
+ }
++ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
++ }
+
-+ currentNibble.set(localIndex, targetLevel);
-+ this.postLightUpdate(offX, offY, offZ);
-+
-+ if (targetLevel > 1) {
-+ if (queueLength >= queue.length) {
-+ queue = this.resizeIncreaseQueue();
-+ }
-+ queue[queueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((targetLevel & 0xFL) << (6 + 6 + 16))
-+ | (propagate.everythingButTheOppositeDirection << (6 + 6 + 16 + 4))
-+ | (flags);
-+ }
++ final int opacity = blockState.getLightBlock();
++ final int targetLevel = propagatedLightLevel - Math.max(1, opacity);
++ if (targetLevel <= currentLevel) {
+ continue;
+ }
++
++ currentNibble.set(localIndex, targetLevel);
++ this.postLightUpdate(offX, offY, offZ);
++
++ if (targetLevel > 1) {
++ if (queueLength >= queue.length) {
++ queue = this.resizeIncreaseQueue();
++ }
++ queue[queueLength++] =
++ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | ((targetLevel & 0xFL) << (6 + 6 + 16))
++ | (propagate.everythingButTheOppositeDirection << (6 + 6 + 16 + 4))
++ | (flags);
++ }
++ continue;
+ }
+ }
+ }
@@ -20378,6 +21379,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int sectionOffset = this.chunkSectionIndexOffset;
+ final int emittedMask = this.emittedLightMask;
+
++ final PlatformHooks platformHooks = PlatformHooks.get();
++
+ while (queueReadIndex < queueLength) {
+ final long queueValue = queue[queueReadIndex++];
+
@@ -20409,109 +21412,63 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (blockState == null) {
+ continue;
+ }
-+ final int opacityCached = ((StarlightAbstractBlockState)blockState).starlight$getOpacityIfCached();
-+ if (opacityCached != -1) {
-+ final int targetLevel = Math.max(0, propagatedLightLevel - Math.max(1, opacityCached));
-+ if (lightLevel > targetLevel) {
-+ // it looks like another source propagated here, so re-propagate it
-+ if (increaseQueueLength >= increaseQueue.length) {
-+ increaseQueue = this.resizeIncreaseQueue();
-+ }
-+ increaseQueue[increaseQueueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((lightLevel & 0xFL) << (6 + 6 + 16))
-+ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
-+ | FLAG_RECHECK_LEVEL;
++ this.lightEmissionPos.set(offX, offY, offZ);
++ long flags = 0;
++ if (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque()) {
++ final VoxelShape cullingFace = blockState.getFaceOcclusionShape(propagate.getOpposite().nms);
++
++ if (Shapes.faceShapeOccludes(Shapes.empty(), cullingFace)) {
+ continue;
+ }
-+ final int emittedLight = blockState.getLightEmission() & emittedMask;
-+ if (emittedLight != 0) {
-+ // re-propagate source
-+ // note: do not set recheck level, or else the propagation will fail
-+ if (increaseQueueLength >= increaseQueue.length) {
-+ increaseQueue = this.resizeIncreaseQueue();
-+ }
-+ increaseQueue[increaseQueueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((emittedLight & 0xFL) << (6 + 6 + 16))
-+ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
-+ | (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque() ? (FLAG_WRITE_LEVEL | FLAG_HAS_SIDED_TRANSPARENT_BLOCKS) : FLAG_WRITE_LEVEL);
-+ }
++ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
++ }
+
-+ currentNibble.set(localIndex, 0);
-+ this.postLightUpdate(offX, offY, offZ);
-+
-+ if (targetLevel > 0) { // we actually need to propagate 0 just in case we find a neighbour...
-+ if (queueLength >= queue.length) {
-+ queue = this.resizeDecreaseQueue();
-+ }
-+ queue[queueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((targetLevel & 0xFL) << (6 + 6 + 16))
-+ | ((propagate.everythingButTheOppositeDirection) << (6 + 6 + 16 + 4));
-+ continue;
-+ }
-+ continue;
-+ } else {
-+ this.mutablePos1.set(offX, offY, offZ);
-+ long flags = 0;
-+ if (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque()) {
-+ final VoxelShape cullingFace = blockState.getFaceOcclusionShape(world, this.mutablePos1, propagate.getOpposite().nms);
-+
-+ if (Shapes.faceShapeOccludes(Shapes.empty(), cullingFace)) {
-+ continue;
-+ }
-+ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
-+ }
-+
-+ final int opacity = blockState.getLightBlock(world, this.mutablePos1);
-+ final int targetLevel = Math.max(0, propagatedLightLevel - Math.max(1, opacity));
-+ if (lightLevel > targetLevel) {
-+ // it looks like another source propagated here, so re-propagate it
-+ if (increaseQueueLength >= increaseQueue.length) {
-+ increaseQueue = this.resizeIncreaseQueue();
-+ }
-+ increaseQueue[increaseQueueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((lightLevel & 0xFL) << (6 + 6 + 16))
-+ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
-+ | (FLAG_RECHECK_LEVEL | flags);
-+ continue;
-+ }
-+ final int emittedLight = blockState.getLightEmission() & emittedMask;
-+ if (emittedLight != 0) {
-+ // re-propagate source
-+ // note: do not set recheck level, or else the propagation will fail
-+ if (increaseQueueLength >= increaseQueue.length) {
-+ increaseQueue = this.resizeIncreaseQueue();
-+ }
-+ increaseQueue[increaseQueueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((emittedLight & 0xFL) << (6 + 6 + 16))
-+ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
-+ | (flags | FLAG_WRITE_LEVEL);
-+ }
-+
-+ currentNibble.set(localIndex, 0);
-+ this.postLightUpdate(offX, offY, offZ);
-+
-+ if (targetLevel > 0) {
-+ if (queueLength >= queue.length) {
-+ queue = this.resizeDecreaseQueue();
-+ }
-+ queue[queueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((targetLevel & 0xFL) << (6 + 6 + 16))
-+ | ((propagate.everythingButTheOppositeDirection) << (6 + 6 + 16 + 4))
-+ | flags;
++ final int opacity = blockState.getLightBlock();
++ final int targetLevel = Math.max(0, propagatedLightLevel - Math.max(1, opacity));
++ if (lightLevel > targetLevel) {
++ // it looks like another source propagated here, so re-propagate it
++ if (increaseQueueLength >= increaseQueue.length) {
++ increaseQueue = this.resizeIncreaseQueue();
+ }
++ increaseQueue[increaseQueueLength++] =
++ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | ((lightLevel & 0xFL) << (6 + 6 + 16))
++ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
++ | (FLAG_RECHECK_LEVEL | flags);
+ continue;
+ }
++ final int emittedLight = (platformHooks.getLightEmission(blockState, world, this.lightEmissionPos)) & emittedMask;
++ if (emittedLight != 0) {
++ // re-propagate source
++ // note: do not set recheck level, or else the propagation will fail
++ if (increaseQueueLength >= increaseQueue.length) {
++ increaseQueue = this.resizeIncreaseQueue();
++ }
++ increaseQueue[increaseQueueLength++] =
++ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | ((emittedLight & 0xFL) << (6 + 6 + 16))
++ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
++ | (flags | FLAG_WRITE_LEVEL);
++ }
++
++ currentNibble.set(localIndex, 0);
++ this.postLightUpdate(offX, offY, offZ);
++
++ if (targetLevel > 0) {
++ if (queueLength >= queue.length) {
++ queue = this.resizeDecreaseQueue();
++ }
++ queue[queueLength++] =
++ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | ((targetLevel & 0xFL) << (6 + 6 + 16))
++ | ((propagate.everythingButTheOppositeDirection) << (6 + 6 + 16 + 4))
++ | flags;
++ }
++ continue;
+ }
+ } else {
+ // we actually need to worry about our state here
+ final BlockState fromBlock = this.getBlockState(posX, posY, posZ);
-+ this.mutablePos2.set(posX, posY, posZ);
+ for (final AxisDirection propagate : checkDirections) {
+ final int offX = posX + propagate.x;
+ final int offY = posY + propagate.y;
@@ -20520,7 +21477,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int sectionIndex = (offX >> 4) + 5 * (offZ >> 4) + (5 * 5) * (offY >> 4) + sectionOffset;
+ final int localIndex = (offX & 15) | ((offZ & 15) << 4) | ((offY & 15) << 8);
+
-+ final VoxelShape fromShape = (((StarlightAbstractBlockState)fromBlock).starlight$isConditionallyFullOpaque()) ? fromBlock.getFaceOcclusionShape(world, this.mutablePos2, propagate.nms) : Shapes.empty();
++ final VoxelShape fromShape = (((StarlightAbstractBlockState)fromBlock).starlight$isConditionallyFullOpaque()) ? fromBlock.getFaceOcclusionShape(propagate.nms) : Shapes.empty();
+
+ if (fromShape != Shapes.empty() && Shapes.faceShapeOccludes(Shapes.empty(), fromShape)) {
+ continue;
@@ -20538,104 +21495,59 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (blockState == null) {
+ continue;
+ }
-+ final int opacityCached = ((StarlightAbstractBlockState)blockState).starlight$getOpacityIfCached();
-+ if (opacityCached != -1) {
-+ final int targetLevel = Math.max(0, propagatedLightLevel - Math.max(1, opacityCached));
-+ if (lightLevel > targetLevel) {
-+ // it looks like another source propagated here, so re-propagate it
-+ if (increaseQueueLength >= increaseQueue.length) {
-+ increaseQueue = this.resizeIncreaseQueue();
-+ }
-+ increaseQueue[increaseQueueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((lightLevel & 0xFL) << (6 + 6 + 16))
-+ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
-+ | FLAG_RECHECK_LEVEL;
++ this.lightEmissionPos.set(offX, offY, offZ);
++ long flags = 0;
++ if (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque()) {
++ final VoxelShape cullingFace = blockState.getFaceOcclusionShape(propagate.getOpposite().nms);
++
++ if (Shapes.faceShapeOccludes(fromShape, cullingFace)) {
+ continue;
+ }
-+ final int emittedLight = blockState.getLightEmission() & emittedMask;
-+ if (emittedLight != 0) {
-+ // re-propagate source
-+ // note: do not set recheck level, or else the propagation will fail
-+ if (increaseQueueLength >= increaseQueue.length) {
-+ increaseQueue = this.resizeIncreaseQueue();
-+ }
-+ increaseQueue[increaseQueueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((emittedLight & 0xFL) << (6 + 6 + 16))
-+ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
-+ | (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque() ? (FLAG_WRITE_LEVEL | FLAG_HAS_SIDED_TRANSPARENT_BLOCKS) : FLAG_WRITE_LEVEL);
-+ }
++ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
++ }
+
-+ currentNibble.set(localIndex, 0);
-+ this.postLightUpdate(offX, offY, offZ);
-+
-+ if (targetLevel > 0) { // we actually need to propagate 0 just in case we find a neighbour...
-+ if (queueLength >= queue.length) {
-+ queue = this.resizeDecreaseQueue();
-+ }
-+ queue[queueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((targetLevel & 0xFL) << (6 + 6 + 16))
-+ | ((propagate.everythingButTheOppositeDirection) << (6 + 6 + 16 + 4));
-+ continue;
-+ }
-+ continue;
-+ } else {
-+ this.mutablePos1.set(offX, offY, offZ);
-+ long flags = 0;
-+ if (((StarlightAbstractBlockState)blockState).starlight$isConditionallyFullOpaque()) {
-+ final VoxelShape cullingFace = blockState.getFaceOcclusionShape(world, this.mutablePos1, propagate.getOpposite().nms);
-+
-+ if (Shapes.faceShapeOccludes(fromShape, cullingFace)) {
-+ continue;
-+ }
-+ flags |= FLAG_HAS_SIDED_TRANSPARENT_BLOCKS;
-+ }
-+
-+ final int opacity = blockState.getLightBlock(world, this.mutablePos1);
-+ final int targetLevel = Math.max(0, propagatedLightLevel - Math.max(1, opacity));
-+ if (lightLevel > targetLevel) {
-+ // it looks like another source propagated here, so re-propagate it
-+ if (increaseQueueLength >= increaseQueue.length) {
-+ increaseQueue = this.resizeIncreaseQueue();
-+ }
-+ increaseQueue[increaseQueueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((lightLevel & 0xFL) << (6 + 6 + 16))
-+ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
-+ | (FLAG_RECHECK_LEVEL | flags);
-+ continue;
-+ }
-+ final int emittedLight = blockState.getLightEmission() & emittedMask;
-+ if (emittedLight != 0) {
-+ // re-propagate source
-+ // note: do not set recheck level, or else the propagation will fail
-+ if (increaseQueueLength >= increaseQueue.length) {
-+ increaseQueue = this.resizeIncreaseQueue();
-+ }
-+ increaseQueue[increaseQueueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((emittedLight & 0xFL) << (6 + 6 + 16))
-+ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
-+ | (flags | FLAG_WRITE_LEVEL);
-+ }
-+
-+ currentNibble.set(localIndex, 0);
-+ this.postLightUpdate(offX, offY, offZ);
-+
-+ if (targetLevel > 0) { // we actually need to propagate 0 just in case we find a neighbour...
-+ if (queueLength >= queue.length) {
-+ queue = this.resizeDecreaseQueue();
-+ }
-+ queue[queueLength++] =
-+ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
-+ | ((targetLevel & 0xFL) << (6 + 6 + 16))
-+ | ((propagate.everythingButTheOppositeDirection) << (6 + 6 + 16 + 4))
-+ | flags;
++ final int opacity = blockState.getLightBlock();
++ final int targetLevel = Math.max(0, propagatedLightLevel - Math.max(1, opacity));
++ if (lightLevel > targetLevel) {
++ // it looks like another source propagated here, so re-propagate it
++ if (increaseQueueLength >= increaseQueue.length) {
++ increaseQueue = this.resizeIncreaseQueue();
+ }
++ increaseQueue[increaseQueueLength++] =
++ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | ((lightLevel & 0xFL) << (6 + 6 + 16))
++ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
++ | (FLAG_RECHECK_LEVEL | flags);
+ continue;
+ }
++ final int emittedLight = (platformHooks.getLightEmission(blockState, world, this.lightEmissionPos)) & emittedMask;
++ if (emittedLight != 0) {
++ // re-propagate source
++ // note: do not set recheck level, or else the propagation will fail
++ if (increaseQueueLength >= increaseQueue.length) {
++ increaseQueue = this.resizeIncreaseQueue();
++ }
++ increaseQueue[increaseQueueLength++] =
++ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | ((emittedLight & 0xFL) << (6 + 6 + 16))
++ | (((long)ALL_DIRECTIONS_BITSET) << (6 + 6 + 16 + 4))
++ | (flags | FLAG_WRITE_LEVEL);
++ }
++
++ currentNibble.set(localIndex, 0);
++ this.postLightUpdate(offX, offY, offZ);
++
++ if (targetLevel > 0) { // we actually need to propagate 0 just in case we find a neighbour...
++ if (queueLength >= queue.length) {
++ queue = this.resizeDecreaseQueue();
++ }
++ queue[queueLength++] =
++ ((offX + (offZ << 6) + (offY << 12) + encodeOffset) & ((1L << (6 + 6 + 16)) - 1))
++ | ((targetLevel & 0xFL) << (6 + 6 + 16))
++ | ((propagate.everythingButTheOppositeDirection) << (6 + 6 + 16 + 4))
++ | flags;
++ }
++ continue;
+ }
+ }
+ }
@@ -20654,8 +21566,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+package ca.spottedleaf.moonrise.patches.starlight.light;
+
+import ca.spottedleaf.concurrentutil.collection.MultiThreadedQueue;
-+import ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor;
++import ca.spottedleaf.concurrentutil.executor.PrioritisedExecutor;
+import ca.spottedleaf.concurrentutil.map.ConcurrentLong2ReferenceChainedHashTable;
++import ca.spottedleaf.concurrentutil.util.Priority;
+import ca.spottedleaf.moonrise.common.util.CoordinateUtils;
+import ca.spottedleaf.moonrise.common.util.WorldUtil;
+import ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemLevel;
@@ -21398,34 +22311,34 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ super(lightInterface);
+ }
+
-+ public void lowerPriority(final int chunkX, final int chunkZ, final PrioritisedExecutor.Priority priority) {
++ public void lowerPriority(final int chunkX, final int chunkZ, final Priority priority) {
+ final ServerChunkTasks task = this.chunkTasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+ if (task != null) {
+ task.lowerPriority(priority);
+ }
+ }
+
-+ public void setPriority(final int chunkX, final int chunkZ, final PrioritisedExecutor.Priority priority) {
++ public void setPriority(final int chunkX, final int chunkZ, final Priority priority) {
+ final ServerChunkTasks task = this.chunkTasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+ if (task != null) {
+ task.setPriority(priority);
+ }
+ }
+
-+ public void raisePriority(final int chunkX, final int chunkZ, final PrioritisedExecutor.Priority priority) {
++ public void raisePriority(final int chunkX, final int chunkZ, final Priority priority) {
+ final ServerChunkTasks task = this.chunkTasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+ if (task != null) {
+ task.raisePriority(priority);
+ }
+ }
+
-+ public PrioritisedExecutor.Priority getPriority(final int chunkX, final int chunkZ) {
++ public Priority getPriority(final int chunkX, final int chunkZ) {
+ final ServerChunkTasks task = this.chunkTasks.get(CoordinateUtils.getChunkKey(chunkX, chunkZ));
+ if (task != null) {
+ return task.getPriority();
+ }
+
-+ return PrioritisedExecutor.Priority.COMPLETING;
++ return Priority.COMPLETING;
+ }
+
+ @Override
@@ -21469,7 +22382,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return ret;
+ }
+
-+ public ServerChunkTasks queueChunkLightTask(final ChunkPos pos, final BooleanSupplier lightTask, final PrioritisedExecutor.Priority priority) {
++ public ServerChunkTasks queueChunkLightTask(final ChunkPos pos, final BooleanSupplier lightTask, final Priority priority) {
+ final ServerChunkTasks ret = this.chunkTasks.compute(CoordinateUtils.getChunkKey(pos), (final long keyInMap, ServerChunkTasks valueInMap) -> {
+ if (valueInMap == null) {
+ valueInMap = new ServerChunkTasks(
@@ -21532,11 +22445,11 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ public ServerChunkTasks(final long chunkCoordinate, final StarLightInterface lightEngine,
+ final ServerLightQueue queue) {
-+ this(chunkCoordinate, lightEngine, queue, PrioritisedExecutor.Priority.NORMAL);
++ this(chunkCoordinate, lightEngine, queue, Priority.NORMAL);
+ }
+
+ public ServerChunkTasks(final long chunkCoordinate, final StarLightInterface lightEngine,
-+ final ServerLightQueue queue, final PrioritisedExecutor.Priority priority) {
++ final ServerLightQueue queue, final Priority priority) {
+ super(chunkCoordinate, lightEngine, queue);
+ this.task = ((ChunkSystemServerLevel)(ServerLevel)lightEngine.getWorld()).moonrise$getChunkTaskScheduler().radiusAwareScheduler.createTask(
+ CoordinateUtils.getChunkX(chunkCoordinate), CoordinateUtils.getChunkZ(chunkCoordinate),
@@ -21556,19 +22469,19 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return this.task.cancel();
+ }
+
-+ public PrioritisedExecutor.Priority getPriority() {
++ public Priority getPriority() {
+ return this.task.getPriority();
+ }
+
-+ public void lowerPriority(final PrioritisedExecutor.Priority priority) {
++ public void lowerPriority(final Priority priority) {
+ this.task.lowerPriority(priority);
+ }
+
-+ public void setPriority(final PrioritisedExecutor.Priority priority) {
++ public void setPriority(final Priority priority) {
+ this.task.setPriority(priority);
+ }
+
-+ public void raisePriority(final PrioritisedExecutor.Priority priority) {
++ public void raisePriority(final Priority priority) {
+ this.task.raisePriority(priority);
+ }
+
@@ -21616,6 +22529,25 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+}
+diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/starlight/storage/StarlightSectionData.java b/src/main/java/ca/spottedleaf/moonrise/patches/starlight/storage/StarlightSectionData.java
+new file mode 100644
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
+--- /dev/null
++++ b/src/main/java/ca/spottedleaf/moonrise/patches/starlight/storage/StarlightSectionData.java
+@@ -0,0 +0,0 @@
++package ca.spottedleaf.moonrise.patches.starlight.storage;
++
++public interface StarlightSectionData {
++
++ public int starlight$getBlockLightState();
++
++ public void starlight$setBlockLightState(final int state);
++
++ public int starlight$getSkyLightState();
++
++ public void starlight$setSkyLightState(final int state);
++
++}
diff --git a/src/main/java/ca/spottedleaf/moonrise/patches/starlight/util/SaveUtil.java b/src/main/java/ca/spottedleaf/moonrise/patches/starlight/util/SaveUtil.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@@ -21638,19 +22570,20 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+import net.minecraft.world.level.chunk.status.ChunkStatus;
+import org.slf4j.Logger;
+
++// note: keep in-sync with SerializableChunkDataMixin
+public final class SaveUtil {
+
+ private static final Logger LOGGER = LogUtils.getLogger();
+
-+ private static final int STARLIGHT_LIGHT_VERSION = 9;
++ public static final int STARLIGHT_LIGHT_VERSION = 9;
+
+ public static int getLightVersion() {
+ return STARLIGHT_LIGHT_VERSION;
+ }
+
-+ private static final String BLOCKLIGHT_STATE_TAG = "starlight.blocklight_state";
-+ private static final String SKYLIGHT_STATE_TAG = "starlight.skylight_state";
-+ private static final String STARLIGHT_VERSION_TAG = "starlight.light_version";
++ public static final String BLOCKLIGHT_STATE_TAG = "starlight.blocklight_state";
++ public static final String SKYLIGHT_STATE_TAG = "starlight.skylight_state";
++ public static final String STARLIGHT_VERSION_TAG = "starlight.light_version";
+
+ public static void saveLightHook(final Level world, final ChunkAccess chunk, final CompoundTag nbt) {
+ try {
@@ -22233,79 +23166,26 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
--- a/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
+++ b/src/main/java/io/papermc/paper/configuration/GlobalConfiguration.java
@@ -0,0 +0,0 @@ public class GlobalConfiguration extends ConfigurationPart {
- public static GlobalConfiguration get() {
- return instance;
- }
-+
-+ public ChunkLoadingBasic chunkLoadingBasic;
-+
-+ public class ChunkLoadingBasic extends ConfigurationPart {
-+ @Comment("The maximum rate in chunks per second that the server will send to any individual player. Set to -1 to disable this limit.")
-+ public double playerMaxChunkSendRate = 75.0;
-+
-+ @Comment(
-+ "The maximum rate at which chunks will load for any individual player. " +
-+ "Note that this setting also affects chunk generations, since a chunk load is always first issued to test if a" +
-+ "chunk is already generated. Set to -1 to disable this limit."
-+ )
-+ public double playerMaxChunkLoadRate = 100.0;
-+
-+ @Comment("The maximum rate at which chunks will generate for any individual player. Set to -1 to disable this limit.")
-+ public double playerMaxChunkGenerateRate = -1.0;
-+ }
-+
-+ public ChunkLoadingAdvanced chunkLoadingAdvanced;
-+
-+ public class ChunkLoadingAdvanced extends ConfigurationPart {
-+ @Comment(
-+ "Set to true if the server will match the chunk send radius that clients have configured" +
-+ "in their view distance settings if the client is less-than the server's send distance."
-+ )
-+ public boolean autoConfigSendDistance = true;
-+
-+ @Comment(
-+ "Specifies the maximum amount of concurrent chunk loads that an individual player can have." +
-+ "Set to 0 to let the server configure it automatically per player, or set it to -1 to disable the limit."
-+ )
-+ public int playerMaxConcurrentChunkLoads = 0;
-+
-+ @Comment(
-+ "Specifies the maximum amount of concurrent chunk generations that an individual player can have." +
-+ "Set to 0 to let the server configure it automatically per player, or set it to -1 to disable the limit."
-+ )
-+ public int playerMaxConcurrentChunkGenerates = 0;
-+ }
- static void set(GlobalConfiguration instance) {
- GlobalConfiguration.instance = instance;
- }
-@@ -0,0 +0,0 @@ public class GlobalConfiguration extends ConfigurationPart {
- public int incomingPacketThreshold = 300;
- }
-
-- public ChunkLoading chunkLoading;
--
-- public class ChunkLoading extends ConfigurationPart {
-- public int minLoadRadius = 2;
-- public int maxConcurrentSends = 2;
-- public boolean autoconfigSendDistance = true;
-- public double targetPlayerChunkSendRate = 100.0;
-- public double globalMaxChunkSendRate = -1.0;
-- public boolean enableFrustumPriority = false;
-- public double globalMaxChunkLoadRate = -1.0;
-- public double playerMaxConcurrentLoads = 20.0;
-- public double globalMaxConcurrentLoads = 500.0;
-- public double playerMaxChunkLoadRate = -1.0;
-- }
--
- public UnsupportedSettings unsupportedSettings;
-
- public class UnsupportedSettings extends ConfigurationPart {
-@@ -0,0 +0,0 @@ public class GlobalConfiguration extends ConfigurationPart {
-
@PostProcess
private void postProcess() {
-- //io.papermc.paper.chunk.system.scheduling.ChunkTaskScheduler.init(this);
-+ ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler.init(this);
+ ca.spottedleaf.moonrise.common.util.MoonriseCommon.adjustWorkerThreads(this.workerThreads, this.ioThreads);
++
++ String newChunkSystemGenParallelism = this.genParallelism;
++ if (newChunkSystemGenParallelism.equalsIgnoreCase("default")) {
++ newChunkSystemGenParallelism = "true";
++ }
++
++ boolean useParallelGen;
++ if (newChunkSystemGenParallelism.equalsIgnoreCase("on") || newChunkSystemGenParallelism.equalsIgnoreCase("enabled")
++ || newChunkSystemGenParallelism.equalsIgnoreCase("true")) {
++ useParallelGen = true;
++ } else if (newChunkSystemGenParallelism.equalsIgnoreCase("off") || newChunkSystemGenParallelism.equalsIgnoreCase("disabled")
++ || newChunkSystemGenParallelism.equalsIgnoreCase("false")) {
++ useParallelGen = false;
++ } else {
++ throw new IllegalStateException("Invalid option for gen-parallelism: must be one of [on, off, enabled, disabled, true, false, default]");
++ }
++ ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler.init(useParallelGen);
}
}
@@ -22434,6 +23314,38 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ // Paper end - optimise collisions
}
+diff --git a/src/main/java/net/minecraft/core/MappedRegistry.java b/src/main/java/net/minecraft/core/MappedRegistry.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/net/minecraft/core/MappedRegistry.java
++++ b/src/main/java/net/minecraft/core/MappedRegistry.java
+@@ -0,0 +0,0 @@ public class MappedRegistry implements WritableRegistry {
+ return this.getTags();
+ }
+
++ // Paper start - fluid method optimisations
++ private void injectFluidRegister(
++ final ResourceKey> resourceKey,
++ final T object
++ ) {
++ if (resourceKey.registryKey() == (Object)net.minecraft.core.registries.Registries.FLUID) {
++ for (final net.minecraft.world.level.material.FluidState possibleState : ((net.minecraft.world.level.material.Fluid)object).getStateDefinition().getPossibleStates()) {
++ ((ca.spottedleaf.moonrise.patches.fluid.FluidFluidState)(Object)possibleState).moonrise$initCaches();
++ }
++ }
++ }
++ // Paper end - fluid method optimisations
++
+ public MappedRegistry(ResourceKey extends Registry> key, Lifecycle lifecycle) {
+ this(key, lifecycle, false);
+ }
+@@ -0,0 +0,0 @@ public class MappedRegistry implements WritableRegistry {
+ this.toId.put(value, i);
+ this.registrationInfos.put(key, info);
+ this.registryLifecycle = this.registryLifecycle.add(info.lifecycle());
++ this.injectFluidRegister(key, value); // Paper - fluid method optimisations
+ return reference;
+ }
+ }
diff --git a/src/main/java/net/minecraft/server/Main.java b/src/main/java/net/minecraft/server/Main.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/server/Main.java
@@ -22610,7 +23522,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
}
// Spigot end
-+ ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread.deinit(); // Paper - rewrite chunk system
++ // Paper start - rewrite chunk system
++ LOGGER.info("Waiting for I/O tasks to complete...");
++ ca.spottedleaf.moonrise.patches.chunk_system.io.MoonriseRegionFileIO.flush((MinecraftServer)(Object)this);
++ LOGGER.info("All I/O tasks to complete");
++ if ((Object)this instanceof DedicatedServer) {
++ ca.spottedleaf.moonrise.common.util.MoonriseCommon.haltExecutors();
++ }
++ // Paper end - rewrite chunk system
}
public String getLocalIp() {
@@ -22937,7 +23856,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
} else {
ichunkaccess.markUnsaved();
- LevelChunk chunk = this.getTickingChunk();
-+ LevelChunk chunk = this.getChunkToSend(); // Paper - rewrite chunk system
++ LevelChunk chunk = this.playersSentChunkTo.size() == 0 ? null : this.getChunkToSend(); // Paper - rewrite chunk system
if (chunk == null) {
return false;
@@ -23955,8 +24874,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
private static void dropChunk(ServerPlayer player, ChunkPos pos) {
- player.connection.chunkSender.dropChunk(player, pos);
+ // Paper - rewrite chunk system
-+ }
-+
+ }
+
+ // Paper start - rewrite chunk system
+ @Override
+ public CompletableFuture> read(final ChunkPos pos) {
@@ -23992,11 +24911,12 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ @Override
+ public void flushWorker() {
+ ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread.flush();
- }
++ }
+ // Paper end - rewrite chunk system
-
++
@Nullable
public LevelChunk getChunkToSend(long pos) {
+ ChunkHolder playerchunk = this.getVisibleChunkIfPresent(pos);
@@ -0,0 +0,0 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
}
@@ -24163,7 +25083,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
- Iterator iterator = this.playerMap.getAllPlayers().iterator();
+ // Paper start - optimise entity tracker
+ private void newTrackerTick() {
-+ final ca.spottedleaf.moonrise.common.misc.NearbyPlayers nearbyPlayers = ((ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel)this.level).moonrise$getNearbyPlayers();
+ final ca.spottedleaf.moonrise.patches.chunk_system.level.entity.server.ServerEntityLookup entityLookup = (ca.spottedleaf.moonrise.patches.chunk_system.level.entity.server.ServerEntityLookup)((ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel)this.level).moonrise$getEntityLookup();;
- while (iterator.hasNext()) {
@@ -24176,32 +25095,22 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ if (tracker == null) {
+ continue;
+ }
-+ ((ca.spottedleaf.moonrise.patches.entity_tracker.EntityTrackerTrackedEntity)tracker).moonrise$tick(nearbyPlayers.getChunk(entity.chunkPosition()));
-+ tracker.serverEntity.sendChanges();
-+ }
-+
-+ // process unloads
-+ final ca.spottedleaf.moonrise.common.list.ReferenceList unloadedEntities = entityLookup.trackerUnloadedEntities;
-+ final Entity[] unloadedEntitiesRaw = java.util.Arrays.copyOf(unloadedEntities.getRawDataUnchecked(), unloadedEntities.size());
-+ unloadedEntities.clear();
-
-- this.updateChunkTracking(entityplayer);
-+ for (final Entity entity : unloadedEntitiesRaw) {
-+ final ChunkMap.TrackedEntity tracker = ((ca.spottedleaf.moonrise.patches.entity_tracker.EntityTrackerEntity)entity).moonrise$getTrackedEntity();
-+ if (tracker == null) {
-+ continue;
++ ((ca.spottedleaf.moonrise.patches.entity_tracker.EntityTrackerTrackedEntity)tracker).moonrise$tick(((ca.spottedleaf.moonrise.patches.chunk_system.entity.ChunkSystemEntity)entity).moonrise$getChunkData().nearbyPlayers);
++ if (((ca.spottedleaf.moonrise.patches.entity_tracker.EntityTrackerTrackedEntity)tracker).moonrise$hasPlayers()
++ || ((ca.spottedleaf.moonrise.patches.chunk_system.entity.ChunkSystemEntity)entity).moonrise$getChunkStatus().isOrAfter(FullChunkStatus.ENTITY_TICKING)) {
++ tracker.serverEntity.sendChanges();
+ }
-+ ((ca.spottedleaf.moonrise.patches.entity_tracker.EntityTrackerTrackedEntity)tracker).moonrise$clearPlayers();
- }
++ }
+ }
+ // Paper end - optimise entity tracker
-+
+
+- this.updateChunkTracking(entityplayer);
+ protected void tick() {
+ // Paper start - optimise entity tracker
+ if (true) {
+ this.newTrackerTick();
+ return;
-+ }
+ }
+ // Paper end - optimise entity tracker
+ // Paper - rewrite chunk system
@@ -24334,11 +25243,51 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ this.removePlayer(player);
+ }
+ }
++
++ @Override
++ public final boolean moonrise$hasPlayers() {
++ return !this.seenBy.isEmpty();
++ }
+ // Paper end - optimise entity tracker
+
public TrackedEntity(final Entity entity, final int i, final int j, final boolean flag) {
this.serverEntity = new ServerEntity(ChunkMap.this.level, entity, j, flag, this::broadcast, this.seenBy); // CraftBukkit
this.entity = entity;
+@@ -0,0 +0,0 @@ public class ChunkMap extends ChunkStorage implements ChunkHolder.PlayerProvider
+ }
+
+ private int getEffectiveRange() {
+- int i = this.range;
+- Iterator iterator = this.entity.getIndirectPassengers().iterator();
++ // Paper start - optimise entity tracker
++ final Entity entity = this.entity;
++ int range = ca.spottedleaf.moonrise.common.PlatformHooks.get().modifyEntityTrackingRange(entity, this.range);
+
+- while (iterator.hasNext()) {
+- Entity entity = (Entity) iterator.next();
+- int j = entity.getType().clientTrackingRange() * 16;
+- j = org.spigotmc.TrackingRange.getEntityTrackingRange(entity, j); // Paper
++ if (entity.getPassengers() == ImmutableList.of()) {
++ return this.scaledRange(range);
++ }
+
+- if (j > i) {
+- i = j;
+- }
++ // note: we change to List
++ final List passengers = (List)entity.getIndirectPassengers();
++ for (int i = 0, len = passengers.size(); i < len; ++i) {
++ final Entity passenger = passengers.get(i);
++ // note: max should be branchless
++ range = Math.max(range, ca.spottedleaf.moonrise.common.PlatformHooks.get().modifyEntityTrackingRange(passenger, passenger.getType().clientTrackingRange() << 4));
+ }
+
+- return this.scaledRange(i);
++ return this.scaledRange(range);
++ // Paper end - optimise entity tracker
+ }
+
+ public void updatePlayers(List players) {
diff --git a/src/main/java/net/minecraft/server/level/DistanceManager.java b/src/main/java/net/minecraft/server/level/DistanceManager.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/server/level/DistanceManager.java
@@ -25189,7 +26138,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler chunkTaskScheduler = ((ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel)this.level).moonrise$getChunkTaskScheduler();
+ final CompletableFuture completable = new CompletableFuture<>();
+ chunkTaskScheduler.scheduleChunkLoad(
-+ chunkX, chunkZ, toStatus, true, ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor.Priority.BLOCKING,
++ chunkX, chunkZ, toStatus, true, ca.spottedleaf.concurrentutil.util.Priority.BLOCKING,
+ completable::complete
+ );
+
@@ -25220,6 +26169,15 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return ifPresent;
+ }
+
++ final ca.spottedleaf.moonrise.common.PlatformHooks platformHooks = ca.spottedleaf.moonrise.common.PlatformHooks.get();
++
++ if (platformHooks.hasCurrentlyLoadingChunk() && currentChunk != null) {
++ final ChunkAccess loading = platformHooks.getCurrentlyLoadingChunk(currentChunk.vanillaChunkHolder);
++ if (loading != null && ca.spottedleaf.moonrise.common.util.TickThread.isTickThread()) {
++ return loading;
++ }
++ }
++
+ return load ? this.syncLoad(chunkX, chunkZ, toStatus) : null;
+ }
+ // Paper end - rewrite chunk system
@@ -25261,14 +26219,14 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
-
- gameprofilerfiller.incrementCounter("getChunk");
- long k = ChunkPos.asLong(x, z);
--
-- for (int l = 0; l < 4; ++l) {
-- if (k == this.lastChunkPos[l] && leastStatus == this.lastChunkStatus[l]) {
-- ChunkAccess ichunkaccess = this.lastChunk[l];
+ // Paper start - rewrite chunk system
+ if (leastStatus == ChunkStatus.FULL) {
+ final LevelChunk ret = this.fullChunks.get(ca.spottedleaf.moonrise.common.util.CoordinateUtils.getChunkKey(x, z));
+- for (int l = 0; l < 4; ++l) {
+- if (k == this.lastChunkPos[l] && leastStatus == this.lastChunkStatus[l]) {
+- ChunkAccess ichunkaccess = this.lastChunk[l];
+-
- if (ichunkaccess != null) { // CraftBukkit - the chunk can become accessible in the meantime TODO for non-null chunks it might also make sense to check that the chunk's state hasn't changed in the meantime
- return ichunkaccess;
- }
@@ -25311,8 +26269,24 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
- return null;
- } else {
- return this.getChunkAtIfLoadedMainThread(chunkX, chunkZ); // Paper - Perf: Optimise getChunkAt calls for loaded chunks
-- }
-+ return this.fullChunks.get(ca.spottedleaf.moonrise.common.util.CoordinateUtils.getChunkKey(chunkX, chunkZ)); // Paper - rewrite chunk system
++ // Paper start - rewrite chunk system
++ final LevelChunk ret = this.fullChunks.get(ca.spottedleaf.moonrise.common.util.CoordinateUtils.getChunkKey(chunkX, chunkZ));
++ if (!ca.spottedleaf.moonrise.common.PlatformHooks.get().hasCurrentlyLoadingChunk()) {
++ return ret;
+ }
++
++ if (ret != null || !ca.spottedleaf.moonrise.common.util.TickThread.isTickThread()) {
++ return ret;
++ }
++
++ final ca.spottedleaf.moonrise.patches.chunk_system.scheduling.NewChunkHolder holder = ((ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel)this.level).moonrise$getChunkTaskScheduler()
++ .chunkHolderManager.getChunkHolder(chunkX, chunkZ);
++ if (holder == null) {
++ return ret;
++ }
++
++ return ca.spottedleaf.moonrise.common.PlatformHooks.get().getCurrentlyLoadingChunk(holder.vanillaChunkHolder);
++ // Paper end - rewrite chunk system
}
private void clearCache() {
@@ -25374,7 +26348,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ ((ca.spottedleaf.moonrise.patches.chunk_system.level.ChunkSystemServerLevel)this.level).moonrise$getChunkTaskScheduler().scheduleChunkLoad(
+ chunkX, chunkZ, leastStatus, true,
-+ ca.spottedleaf.concurrentutil.executor.standard.PrioritisedExecutor.Priority.HIGHER,
++ ca.spottedleaf.concurrentutil.util.Priority.HIGHER,
+ complete
+ );
@@ -25493,7 +26467,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
- if (playerchunk != null) {
- ((ChunkResult) playerchunk.getFullChunkFuture().getNow(ChunkHolder.UNLOADED_LEVEL_CHUNK)).ifSuccess(chunkConsumer);
+ // Paper start - rewrite chunk system
-+ final LevelChunk fullChunk = this.getChunkNow(ca.spottedleaf.moonrise.common.util.CoordinateUtils.getChunkX(pos), ca.spottedleaf.moonrise.common.util.CoordinateUtils.getChunkZ(pos));
++ // note: bypass currentlyLoaded from getChunkNow
++ final LevelChunk fullChunk = this.fullChunks.get(pos);
+ if (fullChunk != null) {
+ chunkConsumer.accept(fullChunk);
}
@@ -25634,7 +26609,9 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public final LevelChunk moonrise$getFullChunkIfLoaded(final int chunkX, final int chunkZ) {
+ return this.chunkSource.getChunkNow(chunkX, chunkZ);
+ }
-+
+
+- int requiredChunks = (maxChunkX - minChunkX + 1) * (maxChunkZ - minChunkZ + 1);
+- int[] loadedChunks = new int[1];
+ @Override
+ public final ChunkAccess moonrise$getAnyChunkIfLoaded(final int chunkX, final int chunkZ) {
+ final ca.spottedleaf.moonrise.patches.chunk_system.scheduling.NewChunkHolder newChunkHolder = this.moonrise$getChunkTaskScheduler().chunkHolderManager.getChunkHolder(ca.spottedleaf.moonrise.common.util.CoordinateUtils.getChunkKey(chunkX, chunkZ));
@@ -25644,7 +26621,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final ca.spottedleaf.moonrise.patches.chunk_system.scheduling.NewChunkHolder.ChunkCompletion lastCompletion = newChunkHolder.getLastChunkCompletion();
+ return lastCompletion == null ? null : lastCompletion.chunk();
+ }
-+
+
+- Long holderIdentifier = Long.valueOf(chunkProvider.chunkFutureAwaitCounter++);
+ @Override
+ public final ChunkAccess moonrise$getSpecificChunkIfLoaded(final int chunkX, final int chunkZ, final net.minecraft.world.level.chunk.status.ChunkStatus leastStatus) {
+ final ca.spottedleaf.moonrise.patches.chunk_system.scheduling.NewChunkHolder newChunkHolder = this.moonrise$getChunkTaskScheduler().chunkHolderManager.getChunkHolder(chunkX, chunkZ);
@@ -25658,20 +26636,18 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public final void moonrise$midTickTasks() {
+ ((ca.spottedleaf.moonrise.patches.chunk_system.server.ChunkSystemMinecraftServer)this.server).moonrise$executeMidTickTasks();
+ }
-+
+
+- java.util.function.Consumer consumer = (net.minecraft.world.level.chunk.ChunkAccess chunk) -> {
+ @Override
+ public final ChunkAccess moonrise$syncLoadNonFull(final int chunkX, final int chunkZ, final net.minecraft.world.level.chunk.status.ChunkStatus status) {
+ return this.moonrise$getChunkTaskScheduler().syncLoadNonFull(chunkX, chunkZ, status);
+ }
-
-- int requiredChunks = (maxChunkX - minChunkX + 1) * (maxChunkZ - minChunkZ + 1);
-- int[] loadedChunks = new int[1];
++
+ @Override
+ public final ca.spottedleaf.moonrise.patches.chunk_system.scheduling.ChunkTaskScheduler moonrise$getChunkTaskScheduler() {
+ return this.chunkTaskScheduler;
+ }
-
-- Long holderIdentifier = Long.valueOf(chunkProvider.chunkFutureAwaitCounter++);
++
+ @Override
+ public final ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread.ChunkDataController moonrise$getChunkDataController() {
+ return this.chunkDataController;
@@ -25681,8 +26657,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ public final ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread.ChunkDataController moonrise$getPoiChunkDataController() {
+ return this.poiDataController;
+ }
-
-- java.util.function.Consumer consumer = (net.minecraft.world.level.chunk.ChunkAccess chunk) -> {
++
+ @Override
+ public final ca.spottedleaf.moonrise.patches.chunk_system.io.RegionFileIOThread.ChunkDataController moonrise$getEntityChunkDataController() {
+ return this.entityDataController;
@@ -25798,8 +26773,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ @Override
+ public final long moonrise$getLastMidTickFailure() {
+ return this.lastMidTickFailure;
- }
-- // Paper end - optimise getPlayerByUUID
++ }
+
+ @Override
+ public final void moonrise$setLastMidTickFailure(final long time) {
@@ -25814,7 +26788,8 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ @Override
+ public final ca.spottedleaf.moonrise.common.list.ReferenceList moonrise$getLoadedChunks() {
+ return this.loadedChunks;
-+ }
+ }
+- // Paper end - optimise getPlayerByUUID
+
+ @Override
+ public final ca.spottedleaf.moonrise.common.list.ReferenceList moonrise$getTickingChunks() {
@@ -25900,11 +26875,13 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
}
+ // Paper start - optimise random ticking
++ private final ca.spottedleaf.moonrise.common.util.SimpleRandom simpleRandom = new ca.spottedleaf.moonrise.common.util.SimpleRandom(0L);
++
+ private void optimiseRandomTick(final LevelChunk chunk, final int tickSpeed) {
+ final LevelChunkSection[] sections = chunk.getSections();
+ final int minSection = ca.spottedleaf.moonrise.common.util.WorldUtil.getMinSection((ServerLevel)(Object)this);
-+ final RandomSource random = this.random;
-+ final boolean tickFluids = false; // Paper - not configurable - MC-224294
++ final ca.spottedleaf.moonrise.common.util.SimpleRandom simpleRandom = this.simpleRandom;
++ final boolean doubleTickFluids = !ca.spottedleaf.moonrise.common.PlatformHooks.get().configFixMC224294();
+
+ final ChunkPos cpos = chunk.getPos();
+ final int offsetX = cpos.x << 4;
@@ -25914,39 +26891,32 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ final int offsetY = (sectionIndex + minSection) << 4;
+ final LevelChunkSection section = sections[sectionIndex];
+ final net.minecraft.world.level.chunk.PalettedContainer states = section.states;
-+ if (section == null || !section.isRandomlyTickingBlocks()) {
++ if (!section.isRandomlyTickingBlocks()) {
+ continue;
+ }
+
-+ final ca.spottedleaf.moonrise.common.list.IBlockDataList tickList = ((ca.spottedleaf.moonrise.patches.block_counting.BlockCountingChunkSection)section).moonrise$getTickingBlockList();
-+ if (tickList.size() == 0) {
-+ continue;
-+ }
++ final ca.spottedleaf.moonrise.common.list.ShortList tickList = ((ca.spottedleaf.moonrise.patches.block_counting.BlockCountingChunkSection)section).moonrise$getTickingBlockList();
+
+ for (int i = 0; i < tickSpeed; ++i) {
+ final int tickingBlocks = tickList.size();
-+ final int index = random.nextInt() & ((16 * 16 * 16) - 1);
++ final int index = simpleRandom.nextInt() & ((16 * 16 * 16) - 1);
+
+ if (index >= tickingBlocks) {
+ // most of the time we fall here
+ continue;
+ }
+
-+ final long raw = tickList.getRaw(index);
-+ final int location = ca.spottedleaf.moonrise.common.list.IBlockDataList.getLocationFromRaw(raw);
-+ final int randomX = (location & 15);
-+ final int randomY = ((location >>> (4 + 4)) & 255);
-+ final int randomZ = ((location >>> 4) & 15);
-+ final BlockState state = states.get(randomX | (randomZ << 4) | (randomY << 8));
++ final int location = (int)tickList.getRaw(index) & 0xFFFF;
++ final BlockState state = states.get(location);
+
+ // do not use a mutable pos, as some random tick implementations store the input without calling immutable()!
-+ final BlockPos pos = new BlockPos(randomX | offsetX, randomY | offsetY, randomZ | offsetZ);
++ final BlockPos pos = new BlockPos((location & 15) | offsetX, ((location >>> (4 + 4)) & 15) | offsetY, ((location >>> 4) & 15) | offsetZ);
+
-+ state.randomTick((ServerLevel)(Object)this, pos, random);
-+ if (tickFluids) {
++ state.randomTick((ServerLevel)(Object)this, pos, simpleRandom);
++ if (doubleTickFluids) {
+ final FluidState fluidState = state.getFluidState();
+ if (fluidState.isRandomlyTicking()) {
-+ fluidState.randomTick((ServerLevel)(Object)this, pos, random);
++ fluidState.randomTick((ServerLevel)(Object)this, pos, simpleRandom);
+ }
+ }
+ }
@@ -25957,8 +26927,28 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // Paper end - optimise random ticking
+
public void tickChunk(LevelChunk chunk, int randomTickSpeed) {
++ final ca.spottedleaf.moonrise.common.util.SimpleRandom simpleRandom = this.simpleRandom; // Paper - optimise random ticking
ChunkPos chunkcoordintpair = chunk.getPos();
boolean flag = this.isRaining();
+ int j = chunkcoordintpair.getMinBlockX();
+@@ -0,0 +0,0 @@ public class ServerLevel extends Level implements ServerEntityGetter, WorldGenLe
+ ProfilerFiller gameprofilerfiller = Profiler.get();
+
+ gameprofilerfiller.push("thunder");
+- if (!this.paperConfig().environment.disableThunder && flag && this.isThundering() && this.spigotConfig.thunderChance > 0 && this.random.nextInt(this.spigotConfig.thunderChance) == 0) { // Spigot // Paper - Option to disable thunder
++ if (!this.paperConfig().environment.disableThunder && flag && this.isThundering() && this.spigotConfig.thunderChance > 0 && simpleRandom.nextInt(this.spigotConfig.thunderChance) == 0) { // Spigot // Paper - Option to disable thunder // Paper - optimise random ticking
+ BlockPos blockposition = this.findLightningTargetAround(this.getBlockRandomPos(j, 0, k, 15));
+
+ if (this.isRainingAt(blockposition)) {
+@@ -0,0 +0,0 @@ public class ServerLevel extends Level implements ServerEntityGetter, WorldGenLe
+
+ if (!this.paperConfig().environment.disableIceAndSnow) { // Paper - Option to disable ice and snow
+ for (int l = 0; l < randomTickSpeed; ++l) {
+- if (this.random.nextInt(48) == 0) {
++ if (simpleRandom.nextInt(48) == 0) { // Paper - optimise random ticking
+ this.tickPrecipitation(this.getBlockRandomPos(j, 0, k, 15));
+ }
+ }
@@ -0,0 +0,0 @@ public class ServerLevel extends Level implements ServerEntityGetter, WorldGenLe
gameprofilerfiller.popPush("tickBlocks");
timings.chunkTicksBlocks.startTiming(); // Paper
@@ -26715,6 +27705,19 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
handler.send(new ClientboundLevelChunkWithLightPacket(chunk, world.getLightEngine(), null, null));
// Paper start - PlayerChunkLoadEvent
if (io.papermc.paper.event.packet.PlayerChunkLoadEvent.getHandlerList().getRegisteredListeners().length > 0) {
+diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/net/minecraft/server/players/PlayerList.java
++++ b/src/main/java/net/minecraft/server/players/PlayerList.java
+@@ -0,0 +0,0 @@ public abstract class PlayerList {
+
+ public void setViewDistance(int viewDistance) {
+ this.viewDistance = viewDistance;
+- this.broadcastAll(new ClientboundSetChunkCacheRadiusPacket(viewDistance));
++ //this.broadcastAll(new ClientboundSetChunkCacheRadiusPacket(viewDistance)); // Paper - rewrite chunk system
+ Iterator iterator = this.server.getAllLevels().iterator();
+
+ while (iterator.hasNext()) {
diff --git a/src/main/java/net/minecraft/util/BitStorage.java b/src/main/java/net/minecraft/util/BitStorage.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/util/BitStorage.java
@@ -26736,60 +27739,234 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // Paper start - block counting
+ // provide default impl in case mods implement this...
+ @Override
-+ public default it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap moonrise$countEntries() {
-+ final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap ret = new it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap<>();
++ public default it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap moonrise$countEntries() {
++ final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap ret = new it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap<>();
+
+ final int size = this.getSize();
+ for (int index = 0; index < size; ++index) {
+ final int paletteIdx = this.get(index);
+ ret.computeIfAbsent(paletteIdx, (final int key) -> {
-+ return new it.unimi.dsi.fastutil.ints.IntArrayList();
-+ }).add(index);
++ return new it.unimi.dsi.fastutil.shorts.ShortArrayList();
++ }).add((short)index);
+ }
+
+ return ret;
+ }
+ // Paper end - block counting
}
+diff --git a/src/main/java/net/minecraft/util/CrudeIncrementalIntIdentityHashBiMap.java b/src/main/java/net/minecraft/util/CrudeIncrementalIntIdentityHashBiMap.java
+index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
+--- a/src/main/java/net/minecraft/util/CrudeIncrementalIntIdentityHashBiMap.java
++++ b/src/main/java/net/minecraft/util/CrudeIncrementalIntIdentityHashBiMap.java
+@@ -0,0 +0,0 @@ import java.util.Iterator;
+ import javax.annotation.Nullable;
+ import net.minecraft.core.IdMap;
+
+-public class CrudeIncrementalIntIdentityHashBiMap implements IdMap {
++public class CrudeIncrementalIntIdentityHashBiMap implements IdMap, ca.spottedleaf.moonrise.patches.fast_palette.FastPalette { // Paper - optimise palette reads
+ private static final int NOT_FOUND = -1;
+ private static final Object EMPTY_SLOT = null;
+ private static final float LOADFACTOR = 0.8F;
+@@ -0,0 +0,0 @@ public class CrudeIncrementalIntIdentityHashBiMap implements IdMap {
+ private int nextId;
+ private int size;
+
++ // Paper start - optimise palette reads
++ private ca.spottedleaf.moonrise.patches.fast_palette.FastPaletteData reference;
++
++ @Override
++ public final K[] moonrise$getRawPalette(final ca.spottedleaf.moonrise.patches.fast_palette.FastPaletteData src) {
++ this.reference = src;
++ return this.byId;
++ }
++ // Paper end - optimise palette reads
++
+ private CrudeIncrementalIntIdentityHashBiMap(int size) {
+ this.keys = (K[])(new Object[size]);
+ this.values = new int[size];
+@@ -0,0 +0,0 @@ public class CrudeIncrementalIntIdentityHashBiMap implements IdMap {
+ this.byId = crudeIncrementalIntIdentityHashBiMap.byId;
+ this.nextId = crudeIncrementalIntIdentityHashBiMap.nextId;
+ this.size = crudeIncrementalIntIdentityHashBiMap.size;
++ // Paper start - optimise palette reads
++ final ca.spottedleaf.moonrise.patches.fast_palette.FastPaletteData ref = this.reference;
++ if (ref != null) {
++ ref.moonrise$setPalette(this.byId);
++ }
++ // Paper end - optimise palette reads
+ }
+
+ public void addMapping(K value, int id) {
diff --git a/src/main/java/net/minecraft/util/SimpleBitStorage.java b/src/main/java/net/minecraft/util/SimpleBitStorage.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/util/SimpleBitStorage.java
+++ b/src/main/java/net/minecraft/util/SimpleBitStorage.java
+@@ -0,0 +0,0 @@ public class SimpleBitStorage implements BitStorage {
+ private final int divideAdd; private final long divideAddUnsigned; // Paper - Perf: Optimize SimpleBitStorage
+ private final int divideShift;
+
++ // Paper start - optimise bitstorage read/write operations
++ private static final int[] BETTER_MAGIC = new int[33];
++ static {
++ // 20 bits of precision
++ // since index is always [0, 4095] (i.e 12 bits), multiplication by a magic value here (20 bits)
++ // fits exactly in an int and allows us to use integer arithmetic
++ for (int bits = 1; bits < BETTER_MAGIC.length; ++bits) {
++ BETTER_MAGIC[bits] = (int)ca.spottedleaf.concurrentutil.util.IntegerUtil.getUnsignedDivisorMagic(64L / bits, 20);
++ }
++ }
++ private final int magic;
++ private final int mulBits;
++ // Paper end - optimise bitstorage read/write operations
++
+ public SimpleBitStorage(int elementBits, int size, int[] data) {
+ this(elementBits, size);
+ int i = 0;
+@@ -0,0 +0,0 @@ public class SimpleBitStorage implements BitStorage {
+ } else {
+ this.data = new long[j];
+ }
++ // Paper start - optimise bitstorage read/write operations
++ this.magic = BETTER_MAGIC[this.bits];
++ this.mulBits = (64 / this.bits) * this.bits;
++ if (this.size > 4096) {
++ throw new IllegalStateException("Size > 4096 not supported");
++ }
++ // Paper end - optimise bitstorage read/write operations
+ }
+
+ private int cellIndex(int index) {
+@@ -0,0 +0,0 @@ public class SimpleBitStorage implements BitStorage {
+ public final int getAndSet(int index, int value) { // Paper - Perf: Optimize SimpleBitStorage
+ //Validate.inclusiveBetween(0L, (long)(this.size - 1), (long)index); // Paper - Perf: Optimize SimpleBitStorage
+ //Validate.inclusiveBetween(0L, this.mask, (long)value); // Paper - Perf: Optimize SimpleBitStorage
+- int i = this.cellIndex(index);
+- long l = this.data[i];
+- int j = (index - i * this.valuesPerLong) * this.bits;
+- int k = (int)(l >> j & this.mask);
+- this.data[i] = l & ~(this.mask << j) | ((long)value & this.mask) << j;
+- return k;
++ // Paper start - optimise bitstorage read/write operations
++ final int full = this.magic * index; // 20 bits of magic + 12 bits of index = barely int
++ final int divQ = full >>> 20;
++ final int divR = (full & 0xFFFFF) * this.mulBits >>> 20;
++
++ final long[] dataArray = this.data;
++
++ final long data = dataArray[divQ];
++ final long mask = this.mask;
++
++ final long write = data & ~(mask << divR) | ((long)value & mask) << divR;
++
++ dataArray[divQ] = write;
++
++ return (int)(data >>> divR & mask);
++ // Paper end - optimise bitstorage read/write operations
+ }
+
+ @Override
+ public final void set(int index, int value) { // Paper - Perf: Optimize SimpleBitStorage
+ //Validate.inclusiveBetween(0L, (long)(this.size - 1), (long)index); // Paper - Perf: Optimize SimpleBitStorage
+ //Validate.inclusiveBetween(0L, this.mask, (long)value); // Paper - Perf: Optimize SimpleBitStorage
+- int i = this.cellIndex(index);
+- long l = this.data[i];
+- int j = (index - i * this.valuesPerLong) * this.bits;
+- this.data[i] = l & ~(this.mask << j) | ((long)value & this.mask) << j;
++ // Paper start - optimise bitstorage read/write operations
++ final int full = this.magic * index; // 20 bits of magic + 12 bits of index = barely int
++ final int divQ = full >>> 20;
++ final int divR = (full & 0xFFFFF) * this.mulBits >>> 20;
++
++ final long[] dataArray = this.data;
++
++ final long data = dataArray[divQ];
++ final long mask = this.mask;
++
++ final long write = data & ~(mask << divR) | ((long)value & mask) << divR;
++
++ dataArray[divQ] = write;
++ // Paper end - optimise bitstorage read/write operations
+ }
+
+ @Override
+ public final int get(int index) { // Paper - Perf: Optimize SimpleBitStorage
+ //Validate.inclusiveBetween(0L, (long)(this.size - 1), (long)index); // Paper - Perf: Optimize SimpleBitStorage
+- int i = this.cellIndex(index);
+- long l = this.data[i];
+- int j = (index - i * this.valuesPerLong) * this.bits;
+- return (int)(l >> j & this.mask);
++ // Paper start - optimise bitstorage read/write operations
++ final int full = this.magic * index; // 20 bits of magic + 12 bits of index = barely int
++ final int divQ = full >>> 20;
++ final int divR = (full & 0xFFFFF) * this.mulBits >>> 20;
++
++ return (int)(this.data[divQ] >>> divR & this.mask);
++ // Paper end - optimise bitstorage read/write operations
+ }
+
+ @Override
@@ -0,0 +0,0 @@ public class SimpleBitStorage implements BitStorage {
return new SimpleBitStorage(this.bits, this.size, (long[])this.data.clone());
}
+ // Paper start - block counting
+ @Override
-+ public final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap moonrise$countEntries() {
++ public final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap moonrise$countEntries() {
+ final int valuesPerLong = this.valuesPerLong;
+ final int bits = this.bits;
-+ final long mask = this.mask;
++ final long mask = (1L << bits) - 1L;
+ final int size = this.size;
+
-+ // we may be backed by global palette, so limit bits for init capacity
-+ final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap ret = new it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap<>(
-+ 1 << Math.min(6, bits)
-+ );
++ if (bits <= 6) {
++ final it.unimi.dsi.fastutil.shorts.ShortArrayList[] byId = new it.unimi.dsi.fastutil.shorts.ShortArrayList[1 << bits];
++ final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap ret = new it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap<>(1 << bits);
+
-+ int index = 0;
++ int index = 0;
+
-+ for (long value : this.data) {
-+ int li = 0;
-+ do {
-+ final int paletteIdx = (int)(value & mask);
-+ value >>= bits;
++ for (long value : this.data) {
++ int li = 0;
++ do {
++ final int paletteIdx = (int)(value & mask);
++ value >>= bits;
++ ++li;
+
-+ ret.computeIfAbsent(paletteIdx, (final int key) -> {
-+ return new it.unimi.dsi.fastutil.ints.IntArrayList();
-+ }).add(index);
++ final it.unimi.dsi.fastutil.shorts.ShortArrayList coords = byId[paletteIdx];
++ if (coords != null) {
++ coords.add((short)index++);
++ continue;
++ } else {
++ final it.unimi.dsi.fastutil.shorts.ShortArrayList newCoords = new it.unimi.dsi.fastutil.shorts.ShortArrayList(64);
++ byId[paletteIdx] = newCoords;
++ newCoords.add((short)index++);
++ ret.put(paletteIdx, newCoords);
++ continue;
++ }
++ } while (li < valuesPerLong && index < size);
++ }
+
-+ ++li;
-+ ++index;
-+ } while (li < valuesPerLong && index < size);
++ return ret;
++ } else {
++ final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap ret = new it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap<>(
++ 1 << 6
++ );
++
++ int index = 0;
++
++ for (long value : this.data) {
++ int li = 0;
++ do {
++ final int paletteIdx = (int)(value & mask);
++ value >>= bits;
++ ++li;
++
++ ret.computeIfAbsent(paletteIdx, (final int key) -> {
++ return new it.unimi.dsi.fastutil.shorts.ShortArrayList(64);
++ }).add((short)index++);
++ } while (li < valuesPerLong && index < size);
++ }
++
++ return ret;
+ }
-+
-+ return ret;
+ }
+ // Paper end - block counting
+
@@ -26902,17 +28079,17 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+ // Paper start - block counting
+ @Override
-+ public final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap moonrise$countEntries() {
++ public final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap moonrise$countEntries() {
+ final int size = this.size;
+
-+ final int[] raw = new int[size];
++ final short[] raw = new short[size];
+ for (int i = 0; i < size; ++i) {
-+ raw[i] = i;
++ raw[i] = (short)i;
+ }
+
-+ final it.unimi.dsi.fastutil.ints.IntArrayList coordinates = it.unimi.dsi.fastutil.ints.IntArrayList.wrap(raw, size);
++ final it.unimi.dsi.fastutil.shorts.ShortArrayList coordinates = it.unimi.dsi.fastutil.shorts.ShortArrayList.wrap(raw, size);
+
-+ final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap ret = new it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap<>(1);
++ final it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap ret = new it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap<>(1);
+ ret.put(0, coordinates);
+ return ret;
+ }
@@ -26938,6 +28115,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ // Paper start - rewrite chunk system
+ private final boolean isHardColliding = this.moonrise$isHardCollidingUncached();
+ private net.minecraft.server.level.FullChunkStatus chunkStatus;
++ private ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkData chunkData;
+ private int sectionX = Integer.MIN_VALUE;
+ private int sectionY = Integer.MIN_VALUE;
+ private int sectionZ = Integer.MIN_VALUE;
@@ -26959,6 +28137,16 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+
+ @Override
++ public final ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkData moonrise$getChunkData() {
++ return this.chunkData;
++ }
++
++ @Override
++ public final void moonrise$setChunkData(final ca.spottedleaf.moonrise.patches.chunk_system.level.chunk.ChunkData chunkData) {
++ this.chunkData = chunkData;
++ }
++
++ @Override
+ public final int moonrise$getSectionX() {
+ return this.sectionX;
+ }
@@ -27006,6 +28194,54 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return this.getIndirectPassengersStream().anyMatch((entity) -> entity instanceof Player);
+ }
+ // Paper end - rewrite chunk system
++ // Paper start - optimise collisions
++ private static float[] calculateStepHeights(final AABB box, final List voxels, final List aabbs, final float stepHeight,
++ final float collidedY) {
++ final FloatArraySet ret = new FloatArraySet();
++
++ for (int i = 0, len = voxels.size(); i < len; ++i) {
++ final VoxelShape shape = voxels.get(i);
++
++ final double[] yCoords = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)shape).moonrise$rootCoordinatesY();
++ final double yOffset = ((ca.spottedleaf.moonrise.patches.collisions.shape.CollisionVoxelShape)shape).moonrise$offsetY();
++
++ for (final double yUnoffset : yCoords) {
++ final double y = yUnoffset + yOffset;
++
++ final float step = (float)(y - box.minY);
++
++ if (step > stepHeight) {
++ break;
++ }
++
++ if (step < 0.0f || !(step != collidedY)) {
++ continue;
++ }
++
++ ret.add(step);
++ }
++ }
++
++ for (int i = 0, len = aabbs.size(); i < len; ++i) {
++ final AABB shape = aabbs.get(i);
++
++ final float step1 = (float)(shape.minY - box.minY);
++ final float step2 = (float)(shape.maxY - box.minY);
++
++ if (!(step1 < 0.0f) && step1 != collidedY && !(step1 > stepHeight)) {
++ ret.add(step1);
++ }
++
++ if (!(step2 < 0.0f) && step2 != collidedY && !(step2 > stepHeight)) {
++ ret.add(step2);
++ }
++ }
++
++ final float[] steps = ret.toFloatArray();
++ FloatArrays.unstableSort(steps);
++ return steps;
++ }
++ // Paper end - optimise collisions
+ // Paper start - optimise entity tracker
+ private net.minecraft.server.level.ChunkMap.TrackedEntity trackedEntity;
+
@@ -27061,80 +28297,75 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
- float[] afloat = Entity.collectCandidateStepUpHeights(axisalignedbb1, list1, this.maxUpStep(), f);
- float[] afloat1 = afloat;
- int i = afloat.length;
-+ final Level world = this.level;
-+ final AABB currBoundingBox = this.getBoundingBox();
++ final AABB currentBox = this.getBoundingBox();
- for (int j = 0; j < i; ++j) {
- float f1 = afloat1[j];
- Vec3 vec3d2 = Entity.collideWithShapes(new Vec3(movement.x, (double) f1, movement.z), axisalignedbb1, list1);
-+ if (ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.isEmpty(currBoundingBox)) {
-+ return movement;
-+ }
++ final List potentialCollisionsVoxel = new ArrayList<>();
++ final List potentialCollisionsBB = new ArrayList<>();
- if (vec3d2.horizontalDistanceSqr() > vec3d1.horizontalDistanceSqr()) {
- double d0 = axisalignedbb.minY - axisalignedbb1.minY;
-+ final List potentialCollisionsBB = new ArrayList<>();
-+ final List potentialCollisionsVoxel = new ArrayList<>();
-+ final double stepHeight = (double)this.maxUpStep();
-+ final AABB collisionBox;
-+ final boolean onGround = this.onGround;
++ final AABB initialCollisionBox;
++ if (xZero & zZero) {
++ // note: xZero & zZero -> collision on x/z == 0 -> no step height calculation
++ // this specifically optimises entities standing still
++ initialCollisionBox = movement.y < 0.0 ?
++ ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.cutDownwards(currentBox, movement.y) : ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.cutUpwards(currentBox, movement.y);
++ } else {
++ initialCollisionBox = currentBox.expandTowards(movement);
++ }
- return vec3d2.add(0.0D, -d0, 0.0D);
-+ if (xZero & zZero) {
-+ if (movement.y > 0.0) {
-+ collisionBox = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.cutUpwards(currBoundingBox, movement.y);
-+ } else {
-+ collisionBox = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.cutDownwards(currBoundingBox, movement.y);
-+ }
-+ } else {
-+ // note: xZero == false or zZero == false
-+ if (stepHeight > 0.0 && (onGround || (movement.y < 0.0))) {
-+ // don't bother getting the collisions if we don't need them.
-+ if (movement.y <= 0.0) {
-+ collisionBox = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.expandUpwards(currBoundingBox.expandTowards(movement.x, movement.y, movement.z), stepHeight);
-+ } else {
-+ collisionBox = currBoundingBox.expandTowards(movement.x, Math.max(stepHeight, movement.y), movement.z);
- }
-+ } else {
-+ collisionBox = currBoundingBox.expandTowards(movement.x, movement.y, movement.z);
+- }
++ final List entityAABBs = new ArrayList<>();
++ ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.getEntityHardCollisions(
++ this.level, (Entity)(Object)this, initialCollisionBox, entityAABBs, 0, null
++ );
++
++ ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.getCollisionsForBlocksOrWorldBorder(
++ this.level, (Entity)(Object)this, initialCollisionBox, potentialCollisionsVoxel, potentialCollisionsBB,
++ ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.COLLISION_FLAG_CHECK_BORDER, null
++ );
++ potentialCollisionsBB.addAll(entityAABBs);
++ final Vec3 collided = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.performCollisions(movement, currentBox, potentialCollisionsVoxel, potentialCollisionsBB);
++
++ final boolean collidedX = collided.x != movement.x;
++ final boolean collidedY = collided.y != movement.y;
++ final boolean collidedZ = collided.z != movement.z;
++
++ final boolean collidedDownwards = collidedY && movement.y < 0.0;
++
++ final double stepHeight;
++
++ if ((!collidedDownwards && !this.onGround) || (!collidedX && !collidedZ) || (stepHeight = (double)this.maxUpStep()) <= 0.0) {
++ return collided;
++ }
++
++ final AABB collidedYBox = collidedDownwards ? currentBox.move(0.0, collided.y, 0.0) : currentBox;
++ AABB stepRetrievalBox = collidedYBox.expandTowards(movement.x, stepHeight, movement.z);
++ if (!collidedDownwards) {
++ stepRetrievalBox = stepRetrievalBox.expandTowards(0.0, (double)-1.0E-5F, 0.0);
++ }
++
++ final List stepVoxels = new ArrayList<>();
++ final List stepAABBs = entityAABBs;
++
++ ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.getCollisionsForBlocksOrWorldBorder(
++ this.level, (Entity)(Object)this, stepRetrievalBox, stepVoxels, stepAABBs,
++ ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.COLLISION_FLAG_CHECK_BORDER, null
++ );
++
++ for (final float step : calculateStepHeights(collidedYBox, stepVoxels, stepAABBs, (float)stepHeight, (float)collided.y)) {
++ final Vec3 stepResult = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.performCollisions(new Vec3(movement.x, (double)step, movement.z), collidedYBox, stepVoxels, stepAABBs);
++ if (stepResult.horizontalDistanceSqr() > collided.horizontalDistanceSqr()) {
++ return stepResult.add(0.0, collidedYBox.minY - currentBox.minY, 0.0);
}
}
- return vec3d1;
-+ ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.getCollisions(
-+ world, (Entity)(Object)this, collisionBox, potentialCollisionsVoxel, potentialCollisionsBB,
-+ ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.COLLISION_FLAG_CHECK_BORDER,
-+ null, null
-+ );
-+
-+ if (potentialCollisionsVoxel.isEmpty() && potentialCollisionsBB.isEmpty()) {
-+ return movement;
-+ }
-+
-+ final Vec3 limitedMoveVector = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.performCollisions(movement, currBoundingBox, potentialCollisionsVoxel, potentialCollisionsBB);
-+
-+ if (stepHeight > 0.0
-+ && (onGround || (limitedMoveVector.y != movement.y && movement.y < 0.0))
-+ && (limitedMoveVector.x != movement.x || limitedMoveVector.z != movement.z)) {
-+ Vec3 vec3d2 = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.performCollisions(new Vec3(movement.x, stepHeight, movement.z), currBoundingBox, potentialCollisionsVoxel, potentialCollisionsBB);
-+ final Vec3 vec3d3 = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.performCollisions(new Vec3(0.0, stepHeight, 0.0), currBoundingBox.expandTowards(movement.x, 0.0, movement.z), potentialCollisionsVoxel, potentialCollisionsBB);
-+
-+ if (vec3d3.y < stepHeight) {
-+ final Vec3 vec3d4 = ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.performCollisions(new Vec3(movement.x, 0.0D, movement.z), currBoundingBox.move(vec3d3), potentialCollisionsVoxel, potentialCollisionsBB).add(vec3d3);
-+
-+ if (vec3d4.horizontalDistanceSqr() > vec3d2.horizontalDistanceSqr()) {
-+ vec3d2 = vec3d4;
-+ }
-+ }
-+
-+ if (vec3d2.horizontalDistanceSqr() > limitedMoveVector.horizontalDistanceSqr()) {
-+ return vec3d2.add(ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.performCollisions(new Vec3(0.0D, -vec3d2.y + movement.y, 0.0D), currBoundingBox.move(vec3d2), potentialCollisionsVoxel, potentialCollisionsBB));
-+ }
-+
-+ return limitedMoveVector;
-+ } else {
-+ return limitedMoveVector;
-+ }
++ return collided;
+ // Paper end - optimise collisions
}
@@ -27153,69 +28384,104 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
- return BlockPos.betweenClosedStream(axisalignedbb).anyMatch((blockposition) -> {
- BlockState iblockdata = this.level().getBlockState(blockposition);
-+ final float reducedWith = this.dimensions.width() * 0.8F;
-+ final AABB box = AABB.ofSize(this.getEyePosition(), reducedWith, 1.0E-6D, reducedWith);
++ final double reducedWith = (double)(this.dimensions.width() * 0.8F);
++ final AABB boundingBox = AABB.ofSize(this.getEyePosition(), reducedWith, 1.0E-6D, reducedWith);
++ final Level world = this.level;
- return !iblockdata.isAir() && iblockdata.isSuffocating(this.level(), blockposition) && Shapes.joinIsNotEmpty(iblockdata.getCollisionShape(this.level(), blockposition).move((double) blockposition.getX(), (double) blockposition.getY(), (double) blockposition.getZ()), Shapes.create(axisalignedbb), BooleanOp.AND);
- });
-+ if (ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.isEmpty(box)) {
++ if (ca.spottedleaf.moonrise.patches.collisions.CollisionUtil.isEmpty(boundingBox)) {
+ return false;
-+ }
+ }
+
-+ final BlockPos.MutableBlockPos tempPos = new BlockPos.MutableBlockPos();
++ final int minBlockX = Mth.floor(boundingBox.minX);
++ final int minBlockY = Mth.floor(boundingBox.minY);
++ final int minBlockZ = Mth.floor(boundingBox.minZ);
+
-+ final int minX = Mth.floor(box.minX);
-+ final int minY = Mth.floor(box.minY);
-+ final int minZ = Mth.floor(box.minZ);
-+ final int maxX = Mth.floor(box.maxX);
-+ final int maxY = Mth.floor(box.maxY);
-+ final int maxZ = Mth.floor(box.maxZ);
++ final int maxBlockX = Mth.floor(boundingBox.maxX);
++ final int maxBlockY = Mth.floor(boundingBox.maxY);
++ final int maxBlockZ = Mth.floor(boundingBox.maxZ);
+
-+ final net.minecraft.world.level.chunk.ChunkSource chunkProvider = this.level.getChunkSource();
++ final int minChunkX = minBlockX >> 4;
++ final int minChunkY = minBlockY >> 4;
++ final int minChunkZ = minBlockZ >> 4;
+
-+ long lastChunkKey = ChunkPos.INVALID_CHUNK_POS;
-+ net.minecraft.world.level.chunk.LevelChunk lastChunk = null;
-+ for (int fz = minZ; fz <= maxZ; ++fz) {
-+ tempPos.setZ(fz);
-+ for (int fx = minX; fx <= maxX; ++fx) {
-+ final int newChunkX = fx >> 4;
-+ final int newChunkZ = fz >> 4;
-+ final net.minecraft.world.level.chunk.LevelChunk chunk = lastChunkKey == (lastChunkKey = ca.spottedleaf.moonrise.common.util.CoordinateUtils.getChunkKey(newChunkX, newChunkZ)) ?
-+ lastChunk : (lastChunk = (net.minecraft.world.level.chunk.LevelChunk)chunkProvider.getChunk(newChunkX, newChunkZ, net.minecraft.world.level.chunk.status.ChunkStatus.FULL, true));
-+ tempPos.setX(fx);
-+ for (int fy = minY; fy <= maxY; ++fy) {
-+ tempPos.setY(fy);
++ final int maxChunkX = maxBlockX >> 4;
++ final int maxChunkY = maxBlockY >> 4;
++ final int maxChunkZ = maxBlockZ >> 4;
+
-+ final BlockState state = chunk.getBlockState(tempPos);
++ final int minSection = ca.spottedleaf.moonrise.common.util.WorldUtil.getMinSection(world);
++ final net.minecraft.world.level.chunk.ChunkSource chunkSource = world.getChunkSource();
++ final BlockPos.MutableBlockPos mutablePos = new BlockPos.MutableBlockPos();
+
-+ if (((ca.spottedleaf.moonrise.patches.collisions.block.CollisionBlockState)state).moonrise$emptyCollisionShape() || !state.isSuffocating(this.level, tempPos)) {
++ for (int currChunkZ = minChunkZ; currChunkZ <= maxChunkZ; ++currChunkZ) {
++ for (int currChunkX = minChunkX; currChunkX <= maxChunkX; ++currChunkX) {
++ final net.minecraft.world.level.chunk.LevelChunkSection[] sections = chunkSource.getChunk(currChunkX, currChunkZ, net.minecraft.world.level.chunk.status.ChunkStatus.FULL, true).getSections();
++
++ for (int currChunkY = minChunkY; currChunkY <= maxChunkY; ++currChunkY) {
++ final int sectionIdx = currChunkY - minSection;
++ if (sectionIdx < 0 || sectionIdx >= sections.length) {
++ continue;
++ }
++ final net.minecraft.world.level.chunk.LevelChunkSection section = sections[sectionIdx];
++ if (section.hasOnlyAir()) {
++ // empty
+ continue;
+ }
+
-+ // Yes, it does not use the Entity context stuff.
-+ final VoxelShape collisionShape = state.getCollisionShape(this.level, tempPos);
++ final net.minecraft.world.level.chunk.PalettedContainer