papermc/Spigot-Server-Patches/0449-Don-t-run-entity-collision-code-if-not-needed.patch
Aikar ce2eae5ce3
[Auto] 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:
b56e8160 #519: Add ArrowBodyCountChangeEvent

CraftBukkit Changes:
39806409e #697: Add ArrowBodyCountChangeEvent
2020-09-02 05:12:25 -04:00

30 lines
1.5 KiB
Diff

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 1227dfbc0599b59fab6216a60f120f895b1f6f8c..1e6295d33be71c482da4a53dad4c3aa5ffce5710 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -2831,10 +2831,16 @@ 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) {