Paper/Spigot-Server-Patches/0021-Add-async-chunk-load-API.patch

From 60346178095179c691b4c2e164edd907116e3089 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach.brown@destroystokyo.com>
Date: Tue, 1 Mar 2016 23:19:01 -0600
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 ef8165da..01fc193d 100644
--- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
+++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java
@@ -134,6 +134,26 @@ 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();
+        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;
     }
-- 
2.14.3