Paper/Spigot-Server-Patches/0073-Only-process-BlockPhysicsEvent-if-a-plugin-has-a-lis.patch
Aikar 36f34f01c0
Updated Upstream (Bukkit/CraftBukkit)
Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
da9ef3c5 #496: Add methods to get/set ItemStacks in EquipmentSlots
3abebc9f #492: Let Tameable extend Animals rather than Entity
941111a0 #495: Expose ItemStack and hand used in PlayerShearEntityEvent
4fe19cae #494: InventoryView - Add missing Brewing FUEL_TIME

CraftBukkit Changes:
933e9094 #664: Add methods to get/set ItemStacks in EquipmentSlots
18722312 #662: Expose ItemStack and hand used in PlayerShearEntityEvent
2020-05-06 06:05:22 -04:00

80 lines
5.8 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/BlockPlant.java b/src/main/java/net/minecraft/server/BlockPlant.java
index ed1da4f4baf705f368247802cba42263030dba73..a6891b9fa7d01628de309e52b0cd8706d405ac36 100644
--- a/src/main/java/net/minecraft/server/BlockPlant.java
+++ b/src/main/java/net/minecraft/server/BlockPlant.java
@@ -16,7 +16,7 @@ public class BlockPlant extends Block {
public IBlockData updateState(IBlockData iblockdata, EnumDirection enumdirection, IBlockData iblockdata1, GeneratorAccess generatoraccess, BlockPosition blockposition, BlockPosition blockposition1) {
// CraftBukkit start
if (!iblockdata.canPlace(generatoraccess, blockposition)) {
- if (!org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(generatoraccess, blockposition).isCancelled()) {
+ if (!(generatoraccess instanceof WorldServer && ((WorldServer) generatoraccess).hasPhysicsEvent) || !org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(generatoraccess, blockposition).isCancelled()) { // Paper
return Blocks.AIR.getBlockData();
}
}
diff --git a/src/main/java/net/minecraft/server/BlockTallPlant.java b/src/main/java/net/minecraft/server/BlockTallPlant.java
index 42e86881bd891b176237eeb24492fe8050e36334..6cdce115814690f6e432aea54f69f32da2b4d206 100644
--- a/src/main/java/net/minecraft/server/BlockTallPlant.java
+++ b/src/main/java/net/minecraft/server/BlockTallPlant.java
@@ -55,7 +55,7 @@ public class BlockTallPlant extends BlockPlant {
@Override
public void a(World world, BlockPosition blockposition, IBlockData iblockdata, EntityHuman entityhuman) {
// CraftBukkit start
- if (org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, blockposition).isCancelled()) {
+ if (((WorldServer)world).hasPhysicsEvent && org.bukkit.craftbukkit.event.CraftEventFactory.callBlockPhysicsEvent(world, blockposition).isCancelled()) { // Paper
return;
}
// CraftBukkit end
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index 11f81ab364b3bff8b61650a77eb8369c188e6e30..773f93edb753b505ba7ceb4cacaab8d4fcb13c68 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -1147,6 +1147,7 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
while (iterator.hasNext()) {
WorldServer worldserver = (WorldServer) iterator.next();
+ worldserver.hasPhysicsEvent = org.bukkit.event.block.BlockPhysicsEvent.getHandlerList().getRegisteredListeners().length > 0; // Paper
if (true || worldserver.worldProvider.getDimensionManager() == DimensionManager.OVERWORLD || this.getAllowNether()) { // CraftBukkit
this.methodProfiler.a(() -> {
return worldserver.getWorldData().getName() + " " + IRegistry.DIMENSION_TYPE.getKey(worldserver.worldProvider.getDimensionManager());
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 6b1ff8f64f87e1d5fc98fd9733d6b45d312c1f69..1edd03086535834fc68260f0ee6653d84764ce87 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -369,7 +369,7 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
// CraftBukkit start
iblockdata1.b(this, blockposition, j); // Don't call an event for the old block to limit event spam
CraftWorld world = ((WorldServer) this).getWorld();
- if (world != null) {
+ if (world != null && ((WorldServer)this).hasPhysicsEvent) { // Paper
BlockPhysicsEvent event = new BlockPhysicsEvent(world.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), CraftBlockData.fromData(iblockdata));
this.getServer().getPluginManager().callEvent(event);
@@ -481,7 +481,7 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
try {
// CraftBukkit start
CraftWorld world = ((WorldServer) this).getWorld();
- if (world != null) {
+ if (world != null && ((WorldServer)this).hasPhysicsEvent) { // Paper
BlockPhysicsEvent event = new BlockPhysicsEvent(world.getBlockAt(blockposition.getX(), blockposition.getY(), blockposition.getZ()), CraftBlockData.fromData(iblockdata), world.getBlockAt(blockposition1.getX(), blockposition1.getY(), blockposition1.getZ()));
this.getServer().getPluginManager().callEvent(event);
diff --git a/src/main/java/net/minecraft/server/WorldServer.java b/src/main/java/net/minecraft/server/WorldServer.java
index 9f801852ead82e7639175ab9342500c06909c20d..3769f0533dc0cfaf23e2411df982f901d788f80b 100644
--- a/src/main/java/net/minecraft/server/WorldServer.java
+++ b/src/main/java/net/minecraft/server/WorldServer.java
@@ -75,6 +75,7 @@ public class WorldServer extends World {
// CraftBukkit start
private int tickPosition;
+ boolean hasPhysicsEvent = true; // Paper
// Add env and gen to constructor
public WorldServer(MinecraftServer minecraftserver, Executor executor, WorldNBTStorage worldnbtstorage, WorldData worlddata, DimensionManager dimensionmanager, GameProfilerFiller gameprofilerfiller, WorldLoadListener worldloadlistener, org.bukkit.World.Environment env, org.bukkit.generator.ChunkGenerator gen) {