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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Spottedleaf <Spottedleaf@users.noreply.github.com>
Date: Wed, 15 Apr 2020 17:56:07 -0700
Subject: [PATCH] Don't run entity collision code if not needed
Will not run if max entity craming is disabled and
the max collisions per entity is less than or equal to 0
diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index e0a4866048276c44079e0b9034c1acea1f0498fa..40ac2b8153dbbb10b732123f95b9c0a3a807e54e 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -2820,10 +2820,16 @@ public abstract class EntityLiving extends Entity {
protected void doTick() {}
protected void collideNearby() {
+ // Paper - start don't run getEntities if we're not going to use its result
+ int i = this.world.getGameRules().getInt(GameRules.MAX_ENTITY_CRAMMING);
+ if (i <= 0 && world.paperConfig.maxCollisionsPerEntity <= 0) {
+ return;
+ }
+ // Paper - end don't run getEntities if we're not going to use its result
List<Entity> list = this.world.getEntities(this, this.getBoundingBox(), IEntitySelector.a(this));
if (!list.isEmpty()) {
- int i = this.world.getGameRules().getInt(GameRules.MAX_ENTITY_CRAMMING);
+ // Paper - move up
int j;
if (i > 0 && list.size() > i - 1 && this.random.nextInt(4) == 0) {
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