From a3cc630375bbe2bb4f22e91e51e990a99415b318 Mon Sep 17 00:00:00 2001
From: FatSaw <eklesosek@gmail.com>
Date: Sun, 31 Jul 2022 07:42:57 +0300
Subject: [PATCH] Do not load chunks for light checks

---
 sources/src/main/java/net/minecraft/server/World.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sources/src/main/java/net/minecraft/server/World.java b/sources/src/main/java/net/minecraft/server/World.java
index 481c6b40a..8265c9041 100644
--- a/sources/src/main/java/net/minecraft/server/World.java
+++ b/sources/src/main/java/net/minecraft/server/World.java
@@ -699,7 +699,7 @@ public abstract class World implements IBlockAccess {
             if (blockposition.getY() >= 256) {
                 blockposition = new BlockPosition(blockposition.getX(), 255, blockposition.getZ());
             }
-
+            if (!this.isLoaded(blockposition)) return 0; // Paper
             return this.getChunkAtWorldCoords(blockposition).a(blockposition, 0);
         }
     }