papermc/Spigot-Server-Patches/0125-Remove-unused-World-Tile-Entity-List.patch
Aikar 3faaaab75d Optimize isInvalidYLocation, getType and getBlockData
Some pretty micro optimizations, but this is the hottest method in the server....

This will drastically reduce number of operations to perform getType

the 2 previous patches was squashed into 1
2016-06-22 22:43:02 -04:00

71 lines
3.6 KiB
Diff

From dec3a348a2c634b75a34149bd38eae2f214c0d08 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 13 Apr 2016 00:25:28 -0400
Subject: [PATCH] Remove unused World Tile Entity List
Massive hit to performance and it is completely unnecessary.
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 5400a53..8479c6e 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -69,7 +69,7 @@ public abstract class World implements IBlockAccess {
};
// Spigot end
protected final Set<Entity> f = Sets.newHashSet(); // Paper
- public final List<TileEntity> tileEntityList = Lists.newArrayList();
+ //public final List<TileEntity> tileEntityList = Lists.newArrayList(); // Paper - remove unused list
public final List<TileEntity> tileEntityListTick = Lists.newArrayList();
private final List<TileEntity> b = Lists.newArrayList();
private final Set<TileEntity> tileEntityListUnload = Sets.newHashSet(); // Paper
@@ -1567,7 +1567,7 @@ public abstract class World implements IBlockAccess {
// CraftBukkit start - From below, clean up tile entities before ticking them
if (!this.tileEntityListUnload.isEmpty()) {
this.tileEntityListTick.removeAll(this.tileEntityListUnload);
- this.tileEntityList.removeAll(this.tileEntityListUnload);
+ //this.tileEntityList.removeAll(this.tileEntityListUnload); // Paper - remove unused list
this.tileEntityListUnload.clear();
}
// CraftBukkit end
@@ -1618,7 +1618,7 @@ public abstract class World implements IBlockAccess {
if (tileentity.x()) {
tilesThisCycle--;
this.tileEntityListTick.remove(tileTickPosition--);
- this.tileEntityList.remove(tileentity);
+ //this.tileEntityList.remove(tileentity); // Paper - remove unused list
if (this.isLoaded(tileentity.getPosition())) {
this.getChunkAtWorldCoords(tileentity.getPosition()).d(tileentity.getPosition());
}
@@ -1656,7 +1656,7 @@ public abstract class World implements IBlockAccess {
this.notify(tileentity1.getPosition(), iblockdata, iblockdata, 3);
// CraftBukkit start
// From above, don't screw this up - SPIGOT-1746
- if (!this.tileEntityList.contains(tileentity1)) {
+ if (true) { // Paper - remove unused list
this.a(tileentity1);
}
// CraftBukkit end
@@ -1676,9 +1676,9 @@ public abstract class World implements IBlockAccess {
protected void l() {}
public boolean a(TileEntity tileentity) {
- boolean flag = this.tileEntityList.add(tileentity);
+ boolean flag = true; // Paper - remove unused list
- if (flag && tileentity instanceof ITickable) {
+ if (flag && tileentity instanceof ITickable && !this.tileEntityListTick.contains(tileentity)) { // Paper
this.tileEntityListTick.add(tileentity);
}
@@ -2148,7 +2148,7 @@ public abstract class World implements IBlockAccess {
} else {
if (tileentity != null) {
this.b.remove(tileentity);
- this.tileEntityList.remove(tileentity);
+ //this.tileEntityList.remove(tileentity); // Paper - remove unused list
this.tileEntityListTick.remove(tileentity);
}
--
2.9.0