Paper/patches/server/0077-Only-process-BlockPhysicsEvent-if-a-plugin-has-a-lis.patch

71 lines
4.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Mon, 28 Mar 2016 19:55:45 -0400
Subject: [PATCH] Only process BlockPhysicsEvent if a plugin has a listener
Saves on some object allocation and processing when no plugin listens to this
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 4f1204661e345462c08cc66e3a8851033f186268..a37f11633663e07652274707b29a849e518511c5 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1544,6 +1544,7 @@ public abstract class MinecraftServer extends ReentrantBlockableEventLoop<TickTa
while (iterator.hasNext()) {
ServerLevel worldserver = (ServerLevel) iterator.next();
+ worldserver.hasPhysicsEvent = org.bukkit.event.block.BlockPhysicsEvent.getHandlerList().getRegisteredListeners().length > 0; // Paper - BlockPhysicsEvent
this.profiler.push(() -> {
String s = String.valueOf(worldserver);
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index de1708e5d39561115d2825eea4a5f6e1f1f4e5b8..1e5b42fc3903b14537d232c8adbbaf79078d8d8e 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -227,6 +227,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
// CraftBukkit start
public final LevelStorageSource.LevelStorageAccess convertable;
public final UUID uuid;
+ public boolean hasPhysicsEvent = true; // Paper - BlockPhysicsEvent
public LevelChunk getChunkIfLoaded(int x, int z) {
return this.chunkSource.getChunk(x, z, false);
diff --git a/src/main/java/net/minecraft/world/level/Level.java b/src/main/java/net/minecraft/world/level/Level.java
index eae1d6eedeed09b3f49913c2bb205b80442bbfe3..622ecc1aeb9140d5c0d181fa472d123c42e5c5f4 100644
--- a/src/main/java/net/minecraft/world/level/Level.java
+++ b/src/main/java/net/minecraft/world/level/Level.java
@@ -491,7 +491,7 @@ public abstract class Level implements LevelAccessor, AutoCloseable {
// CraftBukkit start
iblockdata1.updateIndirectNeighbourShapes(this, blockposition, k, j - 1); // Don't call an event for the old block to limit event spam
CraftWorld world = ((ServerLevel) this).getWorld();
- if (world != null) {
+ if (world != null && ((ServerLevel)this).hasPhysicsEvent) { // Paper - BlockPhysicsEvent
BlockPhysicsEvent event = new BlockPhysicsEvent(world.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), CraftBlockData.fromData(iblockdata));
this.getCraftServer().getPluginManager().callEvent(event);
diff --git a/src/main/java/net/minecraft/world/level/block/BushBlock.java b/src/main/java/net/minecraft/world/level/block/BushBlock.java
index 75109c79daa724340268438725bbf6d39b955691..a7b4b5600e3c889c69ac22294899713d50b5fe5c 100644
--- a/src/main/java/net/minecraft/world/level/block/BushBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/BushBlock.java
@@ -28,7 +28,7 @@ public abstract class BushBlock extends Block {
protected BlockState updateShape(BlockState state, Direction direction, BlockState neighborState, LevelAccessor world, BlockPos pos, BlockPos neighborPos) {
// CraftBukkit start
if (!state.canSurvive(world, pos)) {
- if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, pos).isCancelled()) {
+ if (!(world instanceof net.minecraft.server.level.ServerLevel && ((net.minecraft.server.level.ServerLevel) world).hasPhysicsEvent) || !org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, pos).isCancelled()) { // Paper
return Blocks.AIR.defaultBlockState();
}
}
diff --git a/src/main/java/net/minecraft/world/level/block/DoublePlantBlock.java b/src/main/java/net/minecraft/world/level/block/DoublePlantBlock.java
index cb76568cd1f97024c7a40328d9d72dd8a3e72e8b..7fdf744a2be55313cc75c1322f6534f55cf463f5 100644
--- a/src/main/java/net/minecraft/world/level/block/DoublePlantBlock.java
+++ b/src/main/java/net/minecraft/world/level/block/DoublePlantBlock.java
@@ -102,7 +102,7 @@ public class DoublePlantBlock extends BushBlock {
protected static void preventDropFromBottomPart(Level world, BlockPos pos, BlockState state, Player player) {
// CraftBukkit start
- if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, pos).isCancelled()) {
+ if (((net.minecraft.server.level.ServerLevel)world).hasPhysicsEvent && org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, pos).isCancelled()) { // Paper
return;
}
// CraftBukkit end