diff --git a/example/Vulkan/Geometry2D.cpp b/example/Vulkan/Geometry2D.cpp
index 273d76ef..da7c1827 100644
--- a/example/Vulkan/Geometry2D.cpp
+++ b/example/Vulkan/Geometry2D.cpp
@@ -46,67 +46,6 @@ VK_NAMESPACE_BEGIN
 //    RenderableID        Add(Renderable *    r   ){return rm_renderable.Add(r);}
 //};//class SceneDatabase
 
-/**
- * 可渲染对象实例
- */
-class RenderableInstance
-{
-    Pipeline *        pipeline;
-    DescriptorSets *  desc_sets;
-    Renderable *      render_obj;
-
-public:
-
-    RenderableInstance(Pipeline *p,DescriptorSets *ds,Renderable *r):pipeline(p),desc_sets(ds),render_obj(r){}
-    virtual ~RenderableInstance()
-    {
-    }
-
-    Pipeline *      GetPipeline         (){return pipeline;}
-    DescriptorSets *GetDescriptorSets   (){return desc_sets;}
-    Renderable *    GetRenderable       (){return render_obj;}
-
-    const int Comp(const RenderableInstance *ri)const
-    {
-        //绘制顺序：
-        
-        //  ARM Mali GPU :   不透明、AlphaTest、半透明
-        //  Adreno/NV/AMD:   AlphaTest、不透明、半透明
-        //  PowerVR:         同Adreno/NV/AMD，但不透明部分可以不排序
-
-        if(pipeline->IsAlphaBlend())
-        {
-            if(!ri->pipeline->IsAlphaBlend())
-                return 1;
-        }
-        else
-        {
-            if(ri->pipeline->IsAlphaBlend())
-                return -1;
-        }
-
-        if(pipeline->IsAlphaTest())
-        {
-            if(!ri->pipeline->IsAlphaTest())
-                return 1;
-        }
-        else
-        {
-            if(ri->pipeline->IsAlphaTest())
-                return -1;
-        }
-
-        if(pipeline!=ri->pipeline)
-            return pipeline-ri->pipeline;
-
-        if(desc_sets!=ri->desc_sets)
-            return desc_sets-ri->desc_sets;
-
-        return render_obj-ri->render_obj;
-    }
-
-    CompOperator(const RenderableInstance *,Comp)
-};//class RenderableInstance
 VK_NAMESPACE_END
 
 class TestApp:public VulkanApplicationFramework
diff --git a/inc/hgl/graph/vulkan/VKRenderableInstance.h b/inc/hgl/graph/vulkan/VKRenderableInstance.h
new file mode 100644
index 00000000..cedc25ee
--- /dev/null
+++ b/inc/hgl/graph/vulkan/VKRenderableInstance.h
@@ -0,0 +1,70 @@
+#ifndef HGL_GRAPH_VULKAN_RENDERABLE_INSTANCE_INCLUDE
+#define HGL_GRAPH_VULKAN_RENDERABLE_INSTANCE_INCLUDE
+
+#include<hgl/graph/vulkan/VKRenderable.h>
+#include<hgl/graph/vulkan/VKPipeline.h>
+#include<hgl/graph/vulkan/VKDescriptorSets.h>
+VK_NAMESPACE_BEGIN
+/**
+* 可渲染对象实例
+*/
+class RenderableInstance
+{
+    Pipeline *        pipeline;
+    DescriptorSets *  desc_sets;
+    Renderable *      render_obj;
+
+public:
+
+    RenderableInstance(Pipeline *p,DescriptorSets *ds,Renderable *r):pipeline(p),desc_sets(ds),render_obj(r){}
+    virtual ~RenderableInstance()
+    {
+    }
+
+    Pipeline *      GetPipeline         (){return pipeline;}
+    DescriptorSets *GetDescriptorSets   (){return desc_sets;}
+    Renderable *    GetRenderable       (){return render_obj;}
+
+    const int Comp(const RenderableInstance *ri)const
+    {
+        //绘制顺序：
+
+        //  ARM Mali GPU :   不透明、AlphaTest、半透明
+        //  Adreno/NV/AMD:   AlphaTest、不透明、半透明
+        //  PowerVR:         同Adreno/NV/AMD，但不透明部分可以不排序
+
+        if(pipeline->IsAlphaBlend())
+        {
+            if(!ri->pipeline->IsAlphaBlend())
+                return 1;
+        }
+        else
+        {
+            if(ri->pipeline->IsAlphaBlend())
+                return -1;
+        }
+
+        if(pipeline->IsAlphaTest())
+        {
+            if(!ri->pipeline->IsAlphaTest())
+                return 1;
+        }
+        else
+        {
+            if(ri->pipeline->IsAlphaTest())
+                return -1;
+        }
+
+        if(pipeline!=ri->pipeline)
+            return pipeline-ri->pipeline;
+
+        if(desc_sets!=ri->desc_sets)
+            return desc_sets-ri->desc_sets;
+
+        return render_obj-ri->render_obj;
+    }
+
+    CompOperator(const RenderableInstance *,Comp)
+};//class RenderableInstance
+VK_NAMESPACE_END
+#endif//HGL_GRAPH_VULKAN_RENDERABLE_INSTANCE_INCLUDE