PaperMC/Spigot-Server-Patches/0478-Don-t-run-entity-collision-code-if-not-needed.patch
Spottedleaf b67a423768
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
2020-04-16 00:40:34 -04:00

33 lines
1.5 KiB
Diff

From be8abb1580a4643fcce69623df15c78f6cbd0e12 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 ad474500e..dfb9421a1 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -2663,10 +2663,16 @@ 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) {
--
2.25.1