PaperMC/paper-server/patches/features/0014-Remove-streams-from-hot-code.patch
2024-12-21 13:45:04 +01:00

223 lines
12 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Josh Roy <10731363+JRoy@users.noreply.github.com>
Date: Wed, 1 Jul 2020 18:01:49 -0400
Subject: [PATCH] Remove streams from hot code
Co-authored-by: Bjarne Koll <git@lynxplay.dev>
Co-authored-by: Spottedleaf <Spottedleaf@users.noreply.github.com>
diff --git a/net/minecraft/world/entity/ai/behavior/GateBehavior.java b/net/minecraft/world/entity/ai/behavior/GateBehavior.java
index c215d97c24e6501e1a48a76fc08bf48ff4dfe462..bd31d1cac0d022a72bd536c41d1ef811886e7068 100644
--- a/net/minecraft/world/entity/ai/behavior/GateBehavior.java
+++ b/net/minecraft/world/entity/ai/behavior/GateBehavior.java
@@ -57,7 +57,7 @@ public class GateBehavior<E extends LivingEntity> implements BehaviorControl<E>
if (this.hasRequiredMemories(entity)) {
this.status = Behavior.Status.RUNNING;
this.orderPolicy.apply(this.behaviors);
- this.runningPolicy.apply(this.behaviors.stream(), level, entity, gameTime);
+ this.runningPolicy.apply(this.behaviors, level, entity, gameTime); // Paper - Perf: Remove streams from hot code
return true;
} else {
return false;
@@ -66,10 +66,13 @@ public class GateBehavior<E extends LivingEntity> implements BehaviorControl<E>
@Override
public final void tickOrStop(ServerLevel level, E entity, long gameTime) {
- this.behaviors
- .stream()
- .filter(behavior -> behavior.getStatus() == Behavior.Status.RUNNING)
- .forEach(behavior -> behavior.tickOrStop(level, entity, gameTime));
+ // Paper start - Perf: Remove streams from hot code
+ for (final BehaviorControl<? super E> behavior : this.behaviors) {
+ if (behavior.getStatus() == Behavior.Status.RUNNING) {
+ behavior.tickOrStop(level, entity, gameTime);
+ }
+ }
+ // Paper end - Perf: Remove streams from hot code
if (this.behaviors.stream().noneMatch(behavior -> behavior.getStatus() == Behavior.Status.RUNNING)) {
this.doStop(level, entity, gameTime);
}
@@ -78,11 +81,16 @@ public class GateBehavior<E extends LivingEntity> implements BehaviorControl<E>
@Override
public final void doStop(ServerLevel level, E entity, long gameTime) {
this.status = Behavior.Status.STOPPED;
- this.behaviors
- .stream()
- .filter(behavior -> behavior.getStatus() == Behavior.Status.RUNNING)
- .forEach(behavior -> behavior.doStop(level, entity, gameTime));
- this.exitErasedMemories.forEach(entity.getBrain()::eraseMemory);
+ // Paper start - Perf: Remove streams from hot code
+ for (final BehaviorControl<? super E> behavior : this.behaviors) {
+ if (behavior.getStatus() == Behavior.Status.RUNNING) {
+ behavior.doStop(level, entity, gameTime);
+ }
+ }
+ for (final MemoryModuleType<?> exitErasedMemory : this.exitErasedMemories) {
+ entity.getBrain().eraseMemory(exitErasedMemory);
+ }
+ // Paper end - Perf: Remove streams from hot code
}
@Override
@@ -116,20 +124,30 @@ public class GateBehavior<E extends LivingEntity> implements BehaviorControl<E>
public static enum RunningPolicy {
RUN_ONE {
+ // Paper start - Perf: Remove streams from hot code
@Override
- public <E extends LivingEntity> void apply(Stream<BehaviorControl<? super E>> behaviors, ServerLevel level, E owner, long gameTime) {
- behaviors.filter(behavior -> behavior.getStatus() == Behavior.Status.STOPPED)
- .filter(behavior -> behavior.tryStart(level, owner, gameTime))
- .findFirst();
+ public <E extends LivingEntity> void apply(ShufflingList<BehaviorControl<? super E>> behaviors, ServerLevel level, E owner, long gameTime) {
+ for (final BehaviorControl<? super E> behavior : behaviors) {
+ if (behavior.getStatus() == Behavior.Status.STOPPED && behavior.tryStart(level, owner, gameTime)) {
+ break;
+ }
+ }
+ // Paper end - Perf: Remove streams from hot code
}
},
TRY_ALL {
+ // Paper start - Perf: Remove streams from hot code
@Override
- public <E extends LivingEntity> void apply(Stream<BehaviorControl<? super E>> behaviors, ServerLevel level, E owner, long gameTime) {
- behaviors.filter(behavior -> behavior.getStatus() == Behavior.Status.STOPPED).forEach(behavior -> behavior.tryStart(level, owner, gameTime));
+ public <E extends LivingEntity> void apply(ShufflingList<BehaviorControl<? super E>> behaviors, ServerLevel level, E owner, long gameTime) {
+ for (final BehaviorControl<? super E> behavior : behaviors) {
+ if (behavior.getStatus() == Behavior.Status.STOPPED) {
+ behavior.tryStart(level, owner, gameTime);
+ }
+ }
+ // Paper end - Perf: Remove streams from hot code
}
};
- public abstract <E extends LivingEntity> void apply(Stream<BehaviorControl<? super E>> behaviors, ServerLevel level, E owner, long gameTime);
+ public abstract <E extends LivingEntity> void apply(ShufflingList<BehaviorControl<? super E>> behaviors, ServerLevel level, E owner, long gameTime); // Paper - Perf: Remove streams from hot code
}
}
diff --git a/net/minecraft/world/entity/ai/gossip/GossipContainer.java b/net/minecraft/world/entity/ai/gossip/GossipContainer.java
index 2c839dc80f451c83135828a97aced1a531004bab..b74a4ce1b629d440681a1f5c026997ccaf1d0373 100644
--- a/net/minecraft/world/entity/ai/gossip/GossipContainer.java
+++ b/net/minecraft/world/entity/ai/gossip/GossipContainer.java
@@ -59,8 +59,22 @@ public class GossipContainer {
return this.gossips.entrySet().stream().flatMap(gossip -> gossip.getValue().unpack(gossip.getKey()));
}
+ // Paper start - Perf: Remove streams from hot code
+ private List<GossipContainer.GossipEntry> decompress() {
+ List<GossipContainer.GossipEntry> list = new it.unimi.dsi.fastutil.objects.ObjectArrayList<>();
+ for (Map.Entry<UUID, GossipContainer.EntityGossips> entry : this.gossips.entrySet()) {
+ for (GossipContainer.GossipEntry cur : entry.getValue().decompress(entry.getKey())) {
+ if (cur.weightedValue() != 0) {
+ list.add(cur);
+ }
+ }
+ }
+ return list;
+ }
+ // Paper end - Perf: Remove streams from hot code
+
private Collection<GossipContainer.GossipEntry> selectGossipsForTransfer(RandomSource random, int amount) {
- List<GossipContainer.GossipEntry> list = this.unpack().toList();
+ List<GossipContainer.GossipEntry> list = this.decompress(); // Paper - Perf: Remove streams from hot code
if (list.isEmpty()) {
return Collections.emptyList();
} else {
@@ -145,7 +159,7 @@ public class GossipContainer {
public <T> T store(DynamicOps<T> ops) {
return GossipContainer.GossipEntry.LIST_CODEC
- .encodeStart(ops, this.unpack().toList())
+ .encodeStart(ops, this.decompress()) // Paper - Perf: Remove streams from hot code
.resultOrPartial(errorMessage -> LOGGER.warn("Failed to serialize gossips: {}", errorMessage))
.orElseGet(ops::emptyList);
}
@@ -172,12 +186,23 @@ public class GossipContainer {
final Object2IntMap<GossipType> entries = new Object2IntOpenHashMap<>();
public int weightedValue(Predicate<GossipType> gossipType) {
- return this.entries
- .object2IntEntrySet()
- .stream()
- .filter(gossip -> gossipType.test(gossip.getKey()))
- .mapToInt(gossip -> gossip.getIntValue() * gossip.getKey().weight)
- .sum();
+ // Paper start - Perf: Remove streams from hot code
+ int weight = 0;
+ for (Object2IntMap.Entry<GossipType> entry : entries.object2IntEntrySet()) {
+ if (gossipType.test(entry.getKey())) {
+ weight += entry.getIntValue() * entry.getKey().weight;
+ }
+ }
+ return weight;
+ }
+
+ public List<GossipContainer.GossipEntry> decompress(UUID uuid) {
+ List<GossipContainer.GossipEntry> list = new it.unimi.dsi.fastutil.objects.ObjectArrayList<>();
+ for (Object2IntMap.Entry<GossipType> entry : entries.object2IntEntrySet()) {
+ list.add(new GossipContainer.GossipEntry(uuid, entry.getKey(), entry.getIntValue()));
+ }
+ return list;
+ // Paper end - Perf: Remove streams from hot code
}
public Stream<GossipContainer.GossipEntry> unpack(UUID identifier) {
diff --git a/net/minecraft/world/entity/ai/sensing/NearestItemSensor.java b/net/minecraft/world/entity/ai/sensing/NearestItemSensor.java
index 38873e56e95dc772b184e4271f7af1fb411ac9f8..09fd13e2d958da8326276c4dadf25bf488aff5ac 100644
--- a/net/minecraft/world/entity/ai/sensing/NearestItemSensor.java
+++ b/net/minecraft/world/entity/ai/sensing/NearestItemSensor.java
@@ -24,13 +24,17 @@ public class NearestItemSensor extends Sensor<Mob> {
@Override
protected void doTick(ServerLevel level, Mob entity) {
Brain<?> brain = entity.getBrain();
- List<ItemEntity> entitiesOfClass = level.getEntitiesOfClass(ItemEntity.class, entity.getBoundingBox().inflate(32.0, 16.0, 32.0), itemEntity -> true);
+ List<ItemEntity> entitiesOfClass = level.getEntitiesOfClass(ItemEntity.class, entity.getBoundingBox().inflate(32.0, 16.0, 32.0), itemEntity -> itemEntity.closerThan(entity, MAX_DISTANCE_TO_WANTED_ITEM) && entity.wantsToPickUp(level, itemEntity.getItem())); // Paper - Perf: Move predicate into getEntities
entitiesOfClass.sort(Comparator.comparingDouble(entity::distanceToSqr));
- Optional<ItemEntity> optional = entitiesOfClass.stream()
- .filter(itemEntity -> entity.wantsToPickUp(level, itemEntity.getItem()))
- .filter(itemEntity -> itemEntity.closerThan(entity, 32.0))
- .filter(entity::hasLineOfSight)
- .findFirst();
- brain.setMemory(MemoryModuleType.NEAREST_VISIBLE_WANTED_ITEM, optional);
+ // Paper start - Perf: remove streams from hot code
+ ItemEntity nearest = null;
+ for (final ItemEntity itemEntity : entitiesOfClass) {
+ if (entity.hasLineOfSight(itemEntity)) { // Paper - Perf: Move predicate into getEntities
+ nearest = itemEntity;
+ break;
+ }
+ }
+ brain.setMemory(MemoryModuleType.NEAREST_VISIBLE_WANTED_ITEM, Optional.ofNullable(nearest));
+ // Paper end - Perf: remove streams from hot code
}
}
diff --git a/net/minecraft/world/level/levelgen/Beardifier.java b/net/minecraft/world/level/levelgen/Beardifier.java
index 1a09da5aa1ae047a002d6779326c2a29e47d32b5..131923282c9ecbcb1d7f45a826da907c02bd2716 100644
--- a/net/minecraft/world/level/levelgen/Beardifier.java
+++ b/net/minecraft/world/level/levelgen/Beardifier.java
@@ -35,9 +35,10 @@ public class Beardifier implements DensityFunctions.BeardifierOrMarker {
int minBlockZ = chunkPos.getMinBlockZ();
ObjectList<Beardifier.Rigid> list = new ObjectArrayList<>(10);
ObjectList<JigsawJunction> list1 = new ObjectArrayList<>(32);
- structureManager.startsForStructure(chunkPos, structure -> structure.terrainAdaptation() != TerrainAdjustment.NONE)
- .forEach(
- structureStart -> {
+ // Paper start - Perf: Remove streams from hot code
+ for (net.minecraft.world.level.levelgen.structure.StructureStart structureStart : structureManager.startsForStructure(chunkPos, structure -> {
+ return structure.terrainAdaptation() != TerrainAdjustment.NONE;
+ })) { // Paper end - Perf: Remove streams from hot code
TerrainAdjustment terrainAdjustment = structureStart.getStructure().terrainAdaptation();
for (StructurePiece structurePiece : structureStart.getPieces()) {
@@ -65,8 +66,7 @@ public class Beardifier implements DensityFunctions.BeardifierOrMarker {
}
}
}
- }
- );
+ } // Paper - Perf: Remove streams from hot code
return new Beardifier(list.iterator(), list1.iterator());
}