From 76c9cc9efc90a7643e725cad6fec6e30170cd4e5 Mon Sep 17 00:00:00 2001
From: Hugo Manrique <hugmanrique@gmail.com>
Date: Mon, 23 Jul 2018 12:57:39 +0200
Subject: [PATCH] Option to prevent armor stands from doing entity lookups


diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index b4e5948cc..0a99b8fe9 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -386,4 +386,9 @@ public class PaperWorldConfig {
             log("Bed Search Radius: " + bedSearchRadius);
         }
     }
+
+    public boolean armorStandEntityLookups = true;
+    private void armorStandEntityLookups() {
+        armorStandEntityLookups = getBoolean("armor-stands-do-collision-entity-lookups", true);
+    }
 }
diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java
index 7fcc8c52d..eea3a542d 100644
--- a/src/main/java/net/minecraft/server/World.java
+++ b/src/main/java/net/minecraft/server/World.java
@@ -788,6 +788,14 @@ public abstract class World implements GeneratorAccess, AutoCloseable {
         }
     }
 
+    // Paper start - Prevent armor stands from doing entity lookups
+    @Override
+    public boolean getCubes(@Nullable Entity entity, AxisAlignedBB axisAlignedBB) {
+        if (entity instanceof EntityArmorStand && !entity.world.paperConfig.armorStandEntityLookups) return false;
+        return GeneratorAccess.super.getCubes(entity, axisAlignedBB)
+    }
+    // Paper end
+
     public boolean b(AxisAlignedBB axisalignedbb) {
         int i = MathHelper.floor(axisalignedbb.minX);
         int j = MathHelper.f(axisalignedbb.maxX);
-- 
2.24.0