Add IChunkLoadHandler.canEntityUpdate() function to allow entities to update while in custom loaded chunks.

forge/forge_common/net/minecraft/src/forge/ForgeHooks.java

@@ -182,6 +182,18 @@ public class ForgeHooks
         }
         return true;
     }
+    
+    public static boolean canUpdateEntity(Entity entity)
+    {
+        for(IChunkLoadHandler loader : chunkLoadHandlers)
+        {
+            if(loader.canUpdateEntity(entity))
+            {
+                return true;
+            }
+        }
+        return false;
+    }
     static LinkedList<IChunkLoadHandler> chunkLoadHandlers = new LinkedList<IChunkLoadHandler>();
     
     public static boolean onEntityInteract(EntityPlayer player, Entity entity, boolean isAttack)

forge/forge_common/net/minecraft/src/forge/IChunkLoadHandler.java

@@ -3,6 +3,7 @@ package net.minecraft.src.forge;
 import java.util.Set;
 import net.minecraft.src.Chunk;
 import net.minecraft.src.ChunkCoordIntPair;
+import net.minecraft.src.Entity;
 import net.minecraft.src.World;
 
 /**
@@ -24,4 +25,11 @@ public interface IChunkLoadHandler
      * @param chunk The chunk to be unloaded
      */
     public boolean canUnloadChunk(Chunk chunk);
+    
+    /**
+     * Called from World.updateEntityWithOptionalForce.
+     * Return true to allow this entity to update.
+     * @param entity The entity to update
+     */
+    public boolean canUpdateEntity(Entity entity);
 }

forge/patches/minecraft/net/minecraft/src/World.java.patch

@@ -80,6 +80,15 @@
          }
      }
  
+@@ -2148,7 +2151,7 @@
+         int var4 = MathHelper.floor_double(par1Entity.posZ);
+         byte var5 = 32;
+ 
+-        if (!par2 || this.checkChunksExist(var3 - var5, 0, var4 - var5, var3 + var5, 0, var4 + var5))
++        if (!par2 || this.checkChunksExist(var3 - var5, 0, var4 - var5, var3 + var5, 0, var4 + var5) || ForgeHooks.canUpdateEntity(par1Entity))
+         {
+             par1Entity.lastTickPosX = par1Entity.posX;
+             par1Entity.lastTickPosY = par1Entity.posY;
 @@ -2325,7 +2328,14 @@
                          if (var11 == Block.fire.blockID || var11 == Block.lavaMoving.blockID || var11 == Block.lavaStill.blockID)
                          {

forge/patches/minecraft_server/net/minecraft/src/World.java.patch

@@ -76,6 +76,15 @@
          }
      }
  
+@@ -1680,7 +1685,7 @@
+         int var4 = MathHelper.floor_double(par1Entity.posZ);
+         byte var5 = 32;
+ 
+-        if (!par2 || this.checkChunksExist(var3 - var5, 0, var4 - var5, var3 + var5, 0, var4 + var5))
++        if (!par2 || this.checkChunksExist(var3 - var5, 0, var4 - var5, var3 + var5, 0, var4 + var5) || ForgeHooks.canUpdateEntity(par1Entity))
+         {
+             par1Entity.lastTickPosX = par1Entity.posX;
+             par1Entity.lastTickPosY = par1Entity.posY;
 @@ -1903,6 +1908,13 @@
                          if (var11 == Block.fire.blockID || var11 == Block.lavaMoving.blockID || var11 == Block.lavaStill.blockID)
                          {