From 7e7b855ddf2daaa472f31b933c820d24817ee71e Mon Sep 17 00:00:00 2001
From: RainWarrior <rainwarrior@fry.su>
Date: Tue, 9 Feb 2016 16:09:55 +0300
Subject: [PATCH] Fix multiple registrations of reloading hooks in custom model
 loaders.

---
 .../client/model/ModelLoaderRegistry.java         | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/src/main/java/net/minecraftforge/client/model/ModelLoaderRegistry.java b/src/main/java/net/minecraftforge/client/model/ModelLoaderRegistry.java
index 09d43a822..c4704dc13 100644
--- a/src/main/java/net/minecraftforge/client/model/ModelLoaderRegistry.java
+++ b/src/main/java/net/minecraftforge/client/model/ModelLoaderRegistry.java
@@ -26,6 +26,7 @@ public class ModelLoaderRegistry
 {
     private static final Set<ICustomModelLoader> loaders = new HashSet<ICustomModelLoader>();
     private static final Map<ResourceLocation, IModel> cache = new HashMap<ResourceLocation, IModel>();
+    private static boolean registered = false;
 
     // Forge built-in loaders
     static
@@ -44,13 +45,17 @@ public class ModelLoaderRegistry
     public static void registerLoader(ICustomModelLoader loader)
     {
         loaders.add(loader);
-        ((IReloadableResourceManager)Minecraft.getMinecraft().getResourceManager()).registerReloadListener(new IResourceManagerReloadListener()
+        if(!registered)
         {
-            public void onResourceManagerReload(IResourceManager manager)
+            ((IReloadableResourceManager) Minecraft.getMinecraft().getResourceManager()).registerReloadListener(new IResourceManagerReloadListener()
             {
-                for(ICustomModelLoader loader : loaders) loader.onResourceManagerReload(manager);
-            }
-        });
+                public void onResourceManagerReload(IResourceManager manager)
+                {
+                    for (ICustomModelLoader loader : loaders) loader.onResourceManagerReload(manager);
+                }
+            });
+            registered = true;
+        }
     }
 
     public static boolean loaded(ResourceLocation location)