From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: lukas81298 <lukas81298@gommehd.net>
Date: Mon, 25 Jan 2021 14:37:57 +0100
Subject: [PATCH] added option to disable pathfinding updates on block changes


diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
index 24f33bf34bacd1748aa7394fbe8951a818e85060..a94cb1ffe034a00f9d3cf2dc190862b906abd8dc 100644
--- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
+++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java
@@ -755,6 +755,11 @@ public class PaperWorldConfig {
         enderDragonsDeathAlwaysPlacesDragonEgg = getBoolean("ender-dragons-death-always-places-dragon-egg", enderDragonsDeathAlwaysPlacesDragonEgg);
     }
 
+    public boolean updatePathfindingOnBlockUpdate = true;
+    private void setUpdatePathfindingOnBlockUpdate() {
+        updatePathfindingOnBlockUpdate = getBoolean("update-pathfinding-on-block-update", this.updatePathfindingOnBlockUpdate);
+    }
+
     public boolean phantomIgnoreCreative = true;
     public boolean phantomOnlyAttackInsomniacs = true;
     private void phantomSettings() {
diff --git a/src/main/java/net/minecraft/server/level/ServerLevel.java b/src/main/java/net/minecraft/server/level/ServerLevel.java
index 3a66376145f29e2330daed723ffccf98415b0540..5b17b4c06d8da92d25048a4df72a328c90af76b6 100644
--- a/src/main/java/net/minecraft/server/level/ServerLevel.java
+++ b/src/main/java/net/minecraft/server/level/ServerLevel.java
@@ -1391,6 +1391,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
     @Override
     public void sendBlockUpdated(BlockPos pos, BlockState oldState, BlockState newState, int flags) {
         this.getChunkSource().blockChanged(pos);
+        if(this.paperConfig.updatePathfindingOnBlockUpdate) { // Paper - option to disable pathfinding updates
         VoxelShape voxelshape = oldState.getCollisionShape(this, pos);
         VoxelShape voxelshape1 = newState.getCollisionShape(this, pos);
 
@@ -1418,6 +1419,7 @@ public class ServerLevel extends Level implements WorldGenLevel {
             }
 
         }
+        } // Paper
     }
 
     @Override
