Paper/CraftBukkit-Patches/0078-Cap-Entity-Collisions.patch

66 lines
2.6 KiB
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From e7bb322d4f07f7cfa1c661df2872171e9e237c2a Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Fri, 31 Jan 2014 11:18:34 -0500
Subject: [PATCH] Cap Entity Collisions
Limit a single entity to colliding a max of configurable times per tick.
This will alleviate issues where living entities are hoarded in 1x1 pens.
diff --git a/src/main/java/net/minecraft/server/Entity.java b/src/main/java/net/minecraft/server/Entity.java
index 047d882..7e87687 100644
--- a/src/main/java/net/minecraft/server/Entity.java
+++ b/src/main/java/net/minecraft/server/Entity.java
@@ -1052,6 +1052,7 @@ public abstract class Entity implements ICommandListener {
public void d(EntityHuman entityhuman) {}
+ int numCollisions = 0; // Spigot
public void collide(Entity entity) {
if (entity.passenger != this && entity.vehicle != this) {
if (!entity.noclip && !this.noclip) {
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index 6a0b22a..8090a0c 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -1675,7 +1675,9 @@ public abstract class EntityLiving extends Entity {
}));
if (this.ad() && !list.isEmpty()) { // Spigot: Add this.ad() condition
+ numCollisions -= world.spigotConfig.maxCollisionsPerEntity; // Spigot
for (int i = 0; i < list.size(); ++i) {
+ if (numCollisions > world.spigotConfig.maxCollisionsPerEntity) { break; } // Spigot
Entity entity = (Entity) list.get(i);
// TODO better check now?
@@ -1685,8 +1687,11 @@ public abstract class EntityLiving extends Entity {
}
// CraftBukkit end
+ entity.numCollisions++; // Spigot
+ numCollisions++; // Spigot
this.s(entity);
}
+ numCollisions = 0; // Spigot
}
}
diff --git a/src/main/java/org/spigotmc/SpigotWorldConfig.java b/src/main/java/org/spigotmc/SpigotWorldConfig.java
index ede9250..c652cc5 100644
--- a/src/main/java/org/spigotmc/SpigotWorldConfig.java
+++ b/src/main/java/org/spigotmc/SpigotWorldConfig.java
@@ -275,4 +275,11 @@ public class SpigotWorldConfig
maxBulkChunk = getInt( "max-bulk-chunks", 10 );
log( "Sending up to " + maxBulkChunk + " chunks per packet" );
}
+
+ public int maxCollisionsPerEntity;
+ private void maxEntityCollision()
+ {
+ maxCollisionsPerEntity = getInt( "max-entity-collisions", 8 );
+ log( "Max Entity Collisions: " + maxCollisionsPerEntity );
+ }
}
--
2.1.4