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Update TileEntity optimizations (again again) ...

Browse source 
hopefully less often now
This commit is contained in:
Zach Brown 2014-08-11 23:07:39 -05:00
parent eefd5936bb
commit 20b21ebf3d
2 changed files with 114 additions and 70 deletions
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2
Spigot-Server-Patches/Move-sound-handling-out-of-the-chest-tick-loop.patch
View file

@ -1,6 +1,6 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <1254957+zachbr@users.noreply.github.com>
Date: Mon, 11 Aug 2014 19:30:19 -0500
Date: Mon, 11 Aug 2014 23:03:47 -0500
Subject: [PATCH] Move sound handling out of the chest tick loop
This allows us to disable ticking chests and enderchests without any

94
Spigot-Server-Patches/Optimize-TileEntity-ticking.patch
View file

@ -1,6 +1,6 @@
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 11 Aug 2014 21:46:33 -0500
Date: Mon, 11 Aug 2014 23:00:13 -0500
Subject: [PATCH] Optimize TileEntity ticking
Re-organizes the servers TileEntity Tick List to be bucketed by type.
@ -39,7 +39,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
// Spigot End
- this.world.a(tileentity);
+ // this.world.a(tileentity); // Handled by Improved Tick List (Only loaded chunks iterate)
+ // this.world.a(tileentity); // PaperSpigot - Handled by Improved Tick List (Only loaded chunks iterate)
}
for (int i = 0; i < this.entitySlices.length; ++i) {
@ -48,13 +48,18 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
--- a/src/main/java/net/minecraft/server/TileEntity.java
+++ b/src/main/java/net/minecraft/server/TileEntity.java
@@ -0,0 +0,0 @@ public class TileEntity {
}
// Spigot end
public CustomTimingsHandler tickTimer = org.bukkit.craftbukkit.SpigotTimings.getTileEntityTimings(this); // Spigot
private static final Logger a = LogManager.getLogger();
+ public boolean isAdded = false; // PaperSpigot - optimize contains checks
private static Map i = new HashMap();
private static Map j = new HashMap();
protected World world;
+ // PaperSpigot start - Optimized TileEntity Tick changes
+ private static int tileEntityCounter = 0;
+ public boolean isAdded = false;
+ public int tileId = tileEntityCounter++;
+ //PaperSpigot end
+
public TileEntity() {}
private static void a(Class oclass, String s) {
diff --git a/src/main/java/net/minecraft/server/TileEntityBeacon.java b/src/main/java/net/minecraft/server/TileEntityBeacon.java
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000 100644
--- a/src/main/java/net/minecraft/server/TileEntityBeacon.java
@ -120,11 +125,20 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
// Spigot end
protected List f = new ArrayList();
- public Set tileEntityList = new HashSet(); // CraftBukkit - ArrayList -> HashSet
+ public Set tileEntityList = new org.github.paperspigot.WorldTileEntityList(this); // CraftBukkit - ArrayList -> HashSet // PaperSpigot
+ public Set tileEntityList = new org.github.paperspigot.WorldTileEntityList(this); // PaperSpigot // CraftBukkit - ArrayList -> HashSet
private List a = new ArrayList();
private List b = new ArrayList();
public List players = new ArrayList();
@@ -0,0 +0,0 @@ public abstract class World implements IBlockAccess {
}
// Spigot end
- if (!tileentity.r() && tileentity.o() && this.isLoaded(tileentity.x, tileentity.y, tileentity.z)) {
+ if (!tileentity.r() && tileentity.o() /*&& this.isLoaded(tileentity.x, tileentity.y, tileentity.z)*/) { // PaperSpigot - remove isLoaded check - done by the iterator per chunk
try {
tileentity.tickTimer.startTiming(); // Spigot
tileentity.h();
@@ -0,0 +0,0 @@ public abstract class World implements IBlockAccess {
if (tileentity.r()) {
iterator.remove();
@ -150,17 +164,19 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+
+import com.google.common.collect.ArrayListMultimap;
+import com.google.common.collect.ListMultimap;
+import com.google.common.collect.Maps;
+import net.minecraft.server.*;
+import net.minecraft.util.gnu.trove.map.hash.TObjectIntHashMap;
+
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+public class ChunkTileEntityList {
+ final ListMultimap<Class, TileEntity> tickList = ArrayListMultimap.create();
+ final Map<Class<? extends TileEntity>, ListMultimap<Integer, TileEntity>> tickList = Maps.newHashMap();
+
+ private static final TObjectIntHashMap<Class> tileEntityTickIntervals = new TObjectIntHashMap<Class>() {{
+ private static final TObjectIntHashMap<Class<? extends TileEntity>> tileEntityTickIntervals =
+ new TObjectIntHashMap<Class<? extends TileEntity>>() {{
+ // Use 0 for no ticking
+ // These TE's have empty tick methods, doing nothing. Never bother ticking them.
+ for (Class<? extends TileEntity> ignored : new Class[]{
@ -193,7 +209,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ put(TileEntityLightDetector.class, 20);
+ }};
+
+ public static Integer getInterval(Class cls) {
+ public static Integer getInterval(Class<? extends TileEntity> cls) {
+ Integer tickInterval = tileEntityTickIntervals.get(cls);
+ return tickInterval != null ? tickInterval : 1;
+ }
@ -208,33 +224,63 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ return new ChunkTileEntityIterator();
+ }
+
+
+ public boolean add(TileEntity entity) {
+ entity.isAdded = true;
+ return tickList.put(entity.getClass(), entity);
+ int bucket = getBucketId(entity);
+ ListMultimap<Integer, TileEntity> typeBucket = getBucket(entity);
+ return typeBucket.put(bucket, entity);
+ }
+
+ public boolean remove(TileEntity entity) {
+ if (!entity.isAdded) {
+ return false;
+ }
+ entity.isAdded = false;
+ return tickList.remove(entity.getClass(), entity);
+ int bucket = getBucketId(entity);
+ ListMultimap<Integer, TileEntity> typeBucket = getBucket(entity);
+ return typeBucket.remove(bucket, entity);
+ }
+
+ private ListMultimap<Integer, TileEntity> getBucket(TileEntity entity) {
+ final Class<? extends TileEntity> cls = entity.getClass();
+
+ ListMultimap<Integer, TileEntity> typeBucket = tickList.get(cls);
+ if (typeBucket == null) {
+ typeBucket = ArrayListMultimap.create();
+ tickList.put(cls, typeBucket);
+ }
+ return typeBucket;
+ }
+
+ private static int getBucketId(TileEntity entity) {
+ Integer interval = getInterval(entity.getClass());
+ if (interval < 1) {
+ interval = 1; // Prevent divide by zero errors.
+ }
+ return entity.tileId % interval;
+ }
+
+ private class ChunkTileEntityIterator implements Iterator {
+ Iterator<Map.Entry<Class, Collection<TileEntity>>> typeIterator;
+ Map.Entry<Class, Collection<TileEntity>> curType = null;
+ Iterator<Map.Entry<Class<? extends TileEntity>, ListMultimap<Integer, TileEntity>>> typeIterator;
+ Map.Entry<Class <? extends TileEntity>, ListMultimap<Integer, TileEntity>> curType = null;
+ Iterator<TileEntity> listIterator = null;
+
+ {
+ typeIterator = tickList.asMap().entrySet().iterator();
+ typeIterator = tickList.entrySet().iterator();
+ nextType();
+ }
+
+ private boolean nextType() {
+ if (typeIterator.hasNext()) {
+ curType = typeIterator.next();
+ final Integer interval = ChunkTileEntityList.getInterval(curType.getKey());
+ if (world.getTime() % interval != 0) {
+ listIterator = curType.getValue().iterator();
+
+ final ListMultimap<Integer, TileEntity> buckets = curType.getValue();
+
+ final Integer interval = getInterval(curType.getKey());
+ int bucket = (int) (world.getTime() % interval);
+ final List<TileEntity> tileList = buckets.get(bucket);
+ if (tileList != null && !tileList.isEmpty()) {
+ listIterator = tileList.iterator();
+ } else {
+ listIterator = null;
+ }
@ -267,7 +313,6 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+}
\ No newline at end of file
diff --git a/src/main/java/org/github/paperspigot/WorldTileEntityList.java b/src/main/java/org/github/paperspigot/WorldTileEntityList.java
new file mode 100644
index 0000000000000000000000000000000000000000..0000000000000000000000000000000000000000
@ -299,7 +344,7 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ */
+ @Override
+ public boolean add(Object o) {
+ return o instanceof TileEntity && ChunkTileEntityList.getInterval(o.getClass()) > 0 && add((TileEntity) o);
+ return o instanceof TileEntity && ChunkTileEntityList.getInterval(((TileEntity)o).getClass()) > 0 && add((TileEntity) o);
+ }
+
+ private boolean add(TileEntity entity) {
@ -380,5 +425,4 @@ index 0000000000000000000000000000000000000000..00000000000000000000000000000000
+ }
+ }
+}
\ No newline at end of file
--