Paper/Spigot-Server-Patches/0347-Optimize-getChunkIfLoaded-type-calls.patch
Zach Brown a2ad49b22f
Update upstream BD/B/CB/S
Note to other developers: This commit may require you to wipe your
workspace as a result of the changes to BD.

--- work/BuildData
Submodule work/BuildData f527a8ff..d56672db:
  > Mappings Update

--- work/Bukkit
Submodule work/Bukkit 0c1d258bb..db06c80d7:
  > Add list of entities to EntityTransformEvent
  > SPIGOT-4347: Add API to allow storing arbitrary values on ItemStacks

---work/CraftBukkit
Submodule work/CraftBukkit 6a398ac44..068dab5be:
  > Enable optional source JAR shading via profile shadeSourcesJar
  > Use ImmutableList rather than AbstractList for CraftMetaBook
  > Fix setRecipes(List) not setting Knowledge Book recipes.
  > Mappings Update
  > Add list of entities to EntityTransformEvent & move die calls
  > SPIGOT-4347: Add API to allow storing arbitrary values on ItemStacks
  > Add Vanilla help to default permissions

--- work/Spigot
Submodule work/Spigot a1f2566f6..e769fe4d9:
  > Mappings Update
  > Rebuild patches
2018-12-08 05:09:55 -05:00

82 Zeilen
4.4 KiB
Diff

From 084c88af6e4ed0452afb265baac3a816bb78f5ea Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Wed, 29 Aug 2018 21:59:22 -0400
Subject: [PATCH] Optimize getChunkIfLoaded type calls
Uses optimized check to avoid major locks and large method.
Will improve inlining across many hot methods.
Improve getBrightness to not do double chunk map lookups.
diff --git a/src/main/java/net/minecraft/server/ChunkProviderServer.java b/src/main/java/net/minecraft/server/ChunkProviderServer.java
index 3854464e8..dcc6e9762 100644
--- a/src/main/java/net/minecraft/server/ChunkProviderServer.java
+++ b/src/main/java/net/minecraft/server/ChunkProviderServer.java
@@ -380,7 +380,7 @@ public class ChunkProviderServer implements IChunkProvider {
continue;
}
- Chunk neighbor = this.getChunkAt(chunk.locX + x, chunk.locZ + z, false, false);
+ Chunk neighbor = this.chunks.get(chunk.chunkKey); // Paper
if (neighbor != null) {
neighbor.setNeighborUnloaded(-x, -z);
chunk.setNeighborUnloaded(x, z);
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index de591d912..5fe4734e3 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -166,7 +166,7 @@ public abstract class World implements IEntityAccess, GeneratorAccess, IIBlockAc
}
public Chunk getChunkIfLoaded(int x, int z) {
- return ((ChunkProviderServer) this.chunkProvider).getChunkAt(x, z, false, false);
+ return ((ChunkProviderServer) this.chunkProvider).chunks.get(ChunkCoordIntPair.a(x, z)); // Paper - optimize getChunkIfLoaded
}
protected World(IDataManager idatamanager, @Nullable PersistentCollection persistentcollection, WorldData worlddata, WorldProvider worldprovider, MethodProfiler methodprofiler, boolean flag, ChunkGenerator gen, org.bukkit.World.Environment env) {
@@ -722,7 +722,8 @@ public abstract class World implements IEntityAccess, GeneratorAccess, IIBlockAc
blockposition = new BlockPosition(blockposition.getX(), 0, blockposition.getZ());
}
- return !blockposition.isValidLocation() ? enumskyblock.c : (!this.isLoaded(blockposition) ? enumskyblock.c : this.getChunkAtWorldCoords(blockposition).getBrightness(enumskyblock, blockposition)); // Paper
+ Chunk chunk; // Paper
+ return !blockposition.isValidLocation() ? enumskyblock.c : ((chunk = this.getChunkIfLoaded(blockposition)) == null ? enumskyblock.c : chunk.getBrightness(enumskyblock, blockposition)); // Paper - optimize ifChunkLoaded
}
public void a(EnumSkyBlock enumskyblock, BlockPosition blockposition, int i) {
@@ -2031,7 +2032,7 @@ public abstract class World implements IEntityAccess, GeneratorAccess, IIBlockAc
if (blockposition.isInvalidYLocation()) { // Paper
return false;
} else {
- Chunk chunk = this.chunkProvider.getChunkAt(blockposition.getX() >> 4, blockposition.getZ() >> 4, false, false);
+ Chunk chunk = this.getChunkIfLoaded(blockposition.getX() >> 4, blockposition.getZ() >> 4); // Paper - optimize ifLoaded
return chunk != null && !chunk.isEmpty();
}
diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index d5936eb19..4b8b66352 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -217,7 +217,7 @@ public class CraftWorld implements World {
return false;
}
- net.minecraft.server.Chunk chunk = world.getChunkProviderServer().getChunkAt(x, z, false, false);
+ net.minecraft.server.Chunk chunk = world.getChunkIfLoaded(x, z); // Paper - optimize ifLaoded
if (chunk != null) {
world.getChunkProviderServer().unload(chunk);
}
@@ -236,7 +236,7 @@ public class CraftWorld implements World {
private boolean unloadChunk0(int x, int z, boolean save) {
Boolean result = MCUtil.ensureMain("Unload Chunk", () -> { // Paper - Ensure never async
- net.minecraft.server.Chunk chunk = world.getChunkProviderServer().getChunkAt(x, z, false, false);
+ net.minecraft.server.Chunk chunk = world.getChunkIfLoaded(x, z); // Paper - optimize ifLoaded
if (chunk == null) {
return true;
}
--
2.19.2