From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: MrHua269 <wangxyper@163.com>
Date: Sat, 30 Nov 2024 11:53:29 +0800
Subject: [PATCH] Pufferfish Reduce chunk loading & lookups


diff --git a/src/main/java/net/minecraft/world/entity/monster/EnderMan.java b/src/main/java/net/minecraft/world/entity/monster/EnderMan.java
index 48dcd2bc12ce1d08cc5195bff5460dc0dd9902d3..c7153cfec847fca4ce5d9ec729628aed5bed11be 100644
--- a/src/main/java/net/minecraft/world/entity/monster/EnderMan.java
+++ b/src/main/java/net/minecraft/world/entity/monster/EnderMan.java
@@ -307,11 +307,17 @@ public class EnderMan extends Monster implements NeutralMob {
     private boolean teleport(double x, double y, double z) {
         BlockPos.MutableBlockPos blockposition_mutableblockposition = new BlockPos.MutableBlockPos(x, y, z);
 
-        while (blockposition_mutableblockposition.getY() > this.level().getMinY() && !this.level().getBlockState(blockposition_mutableblockposition).blocksMotion()) {
+        // Pufferfish start - single chunk lookup
+        net.minecraft.world.level.chunk.LevelChunk chunk = this.level().getChunkIfLoaded(blockposition_mutableblockposition);
+        if (chunk == null) {
+            return false;
+        }
+        // Pufferfish end
+        while (blockposition_mutableblockposition.getY() > this.level().getMinY() && !chunk.getBlockState(blockposition_mutableblockposition).blocksMotion()) { // Pufferfish
             blockposition_mutableblockposition.move(Direction.DOWN);
         }
 
-        BlockState iblockdata = this.level().getBlockState(blockposition_mutableblockposition);
+        BlockState iblockdata = chunk.getBlockState(blockposition_mutableblockposition); // Pufferfish
         boolean flag = iblockdata.blocksMotion();
         boolean flag1 = iblockdata.getFluidState().is(FluidTags.WATER);