From 6ae22ba0f985aa7b9b5a05d5da742bd9764c109a Mon Sep 17 00:00:00 2001
From: Zach Brown <Zbob750@live.com>
Date: Mon, 14 Jul 2014 01:20:46 -0500
Subject: [PATCH] Configurable AI target selector delay


diff --git a/src/main/java/net/minecraft/server/EntityInsentient.java b/src/main/java/net/minecraft/server/EntityInsentient.java
index d0f7033..83b0fe2 100644
--- a/src/main/java/net/minecraft/server/EntityInsentient.java
+++ b/src/main/java/net/minecraft/server/EntityInsentient.java
@@ -395,6 +395,11 @@ public abstract class EntityInsentient extends EntityLiving {
         }
     }
 
+    // PaperSpigot start - Configurable AI delay
+    private int aiTickDelay = org.github.paperspigot.PaperSpigotWorldConfig.aiTickDelay;
+    private int lastRun = -1;
+    // PaperSpigot end
+
     protected void bn() {
         ++this.aU;
         this.world.methodProfiler.a("checkDespawn");
@@ -415,9 +420,14 @@ public abstract class EntityInsentient extends EntityLiving {
         this.world.methodProfiler.a("sensing");
         this.bq.a();
         this.world.methodProfiler.b();
-        this.world.methodProfiler.a("targetSelector");
-        this.targetSelector.a();
-        this.world.methodProfiler.b();
+        // PaperSpigot start - Configurable AI delay
+        if (aiTickDelay == 0 || lastRun == -1 || MinecraftServer.currentTick - lastRun >= aiTickDelay) {
+            this.world.methodProfiler.a("targetSelector");
+            this.targetSelector.a();
+            this.world.methodProfiler.b();
+            lastRun = MinecraftServer.currentTick;
+        }
+        // PaperSpigot stop
         this.world.methodProfiler.a("goalSelector");
         this.goalSelector.a();
         this.world.methodProfiler.b();
diff --git a/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java b/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
index 0d388af..765023d 100644
--- a/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
+++ b/src/main/java/org/github/paperspigot/PaperSpigotWorldConfig.java
@@ -175,4 +175,10 @@ public class PaperSpigotWorldConfig
     {
         tntHeightNerf = getDouble( "tnt-entity-height-nerf", 0 );
     }
+
+    public static int aiTickDelay;
+    private void aiTickDelay()
+    {
+        aiTickDelay = getInt( "ai-tick-delay", 0 );
+    }
 }
-- 
1.9.1