Paper/Spigot-Server-Patches/0301-Add-async-chunk-load-API.patch

From 1af69e8c1ce59acaeac3354b1117135675e903ef Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sat, 21 Jul 2018 16:55:04 -0400
Subject: [PATCH] Add async chunk load API


diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
index 654e7cdfa2..512b457e10 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -156,6 +156,27 @@ public class CraftWorld implements World {
         }
     }
 
+    // Paper start - Async chunk load API
+    public void getChunkAtAsync(final int x, final int z, final ChunkLoadCallback callback) {
+        final ChunkProviderServer cps = this.world.getChunkProviderServer();
+        callback.onLoad(cps.getChunkAt(x, z).bukkitChunk); // TODO: Add back async variant
+        /*cps.getChunkAt(x, z, new Runnable() {
+            @Override
+            public void run() {
+                callback.onLoad(cps.getChunkAt(x, z).bukkitChunk);
+            }
+        });*/
+    }
+
+    public void getChunkAtAsync(Block block, ChunkLoadCallback callback) {
+        getChunkAtAsync(block.getX() >> 4, block.getZ() >> 4, callback);
+    }
+
+    public void getChunkAtAsync(Location location, ChunkLoadCallback callback) {
+        getChunkAtAsync(location.getBlockX() >> 4, location.getBlockZ() >> 4, callback);
+    }
+    // Paper end
+
     public Chunk getChunkAt(int x, int z) {
         return this.world.getChunkProviderServer().getChunkAt(x, z).bukkitChunk;
     }
-- 
2.18.0