diff --git a/CMSceneGraph b/CMSceneGraph
index 88f06404..b5f314d2 160000
--- a/CMSceneGraph
+++ b/CMSceneGraph
@@ -1 +1 @@
-Subproject commit 88f064043f1402ced42c91ecb34f26a2b229a134
+Subproject commit b5f314d2c3ec63c8f012174f22d84aaee474ce1d
diff --git a/example/Basic/draw_triangle_use_UBO.cpp b/example/Basic/draw_triangle_use_UBO.cpp
index bb5b6eb6..30a06b32 100644
--- a/example/Basic/draw_triangle_use_UBO.cpp
+++ b/example/Basic/draw_triangle_use_UBO.cpp
@@ -60,9 +60,7 @@ private:
 
         if(!material_instance)
             return(false);
-
-        db->global_descriptor.Bind(material_instance->GetMaterial());
-            
+           
 //        pipeline=db->CreatePipeline(material_instance,sc_render_target,OS_TEXT("res/pipeline/solid2d"));
         pipeline=CreatePipeline(material_instance,InlinePipeline::Solid2D,Prim::Triangles);     //等同上一行，为Framework重载，默认使用swapchain的render target
 
diff --git a/example/Gizmo/PlaneGrid3D.cpp b/example/Gizmo/PlaneGrid3D.cpp
index 0e4ddfc2..ae238fbb 100644
--- a/example/Gizmo/PlaneGrid3D.cpp
+++ b/example/Gizmo/PlaneGrid3D.cpp
@@ -12,16 +12,10 @@
 using namespace hgl;
 using namespace hgl::graph;
 
-constexpr uint32_t SCREEN_WIDTH=1280;
-constexpr uint32_t SCREEN_HEIGHT=720;
-
-class TestApp:public CameraAppFramework
+class TestApp:public SceneAppFramework
 {
 private:
 
-    SceneNode           render_root;
-    RenderList *        render_list         =nullptr;
-
     Material *          material            =nullptr;
     Pipeline *          pipeline            =nullptr;
 
@@ -42,8 +36,6 @@ private:
         material=db->CreateMaterial(mci);
         if(!material)return(false);
 
-        db->global_descriptor.Bind(material);
-
         Color4f GridColor;
         COLOR ce=COLOR::BlenderAxisRed;
 
@@ -113,17 +105,10 @@ private:
 
 public:
 
-    ~TestApp()
+    bool Init(uint width,uint height) override
     {
-        SAFE_CLEAR(render_list);
-    }
-
-    bool Init()
-    {
-        if(!CameraAppFramework::Init(SCREEN_WIDTH,SCREEN_HEIGHT))
+        if(!SceneAppFramework::Init(width,height))
             return(false);
-            
-        render_list=new RenderList(device);
 
         if(!InitMDP())
             return(false);
@@ -136,28 +121,9 @@ public:
 
         return(true);
     }
-
-    void BuildCommandBuffer(uint32 index)
-    {
-        VulkanApplicationFramework::BuildCommandBuffer(index,render_list);
-    }
-
-    void Resize(int w,int h)override
-    {
-        CameraAppFramework::Resize(w,h);
-        
-        VulkanApplicationFramework::BuildCommandBuffer(render_list);
-    }
 };//class TestApp:public CameraAppFramework
 
 int main(int,char **)
 {
-    TestApp app;
-
-    if(!app.Init())
-        return(-1);
-
-    while(app.Run());
-
-    return 0;
+    return RunApp<TestApp>(1280,720);
 }
diff --git a/example/Gizmo/RayPicking.cpp b/example/Gizmo/RayPicking.cpp
index 84de4b6c..6f044f36 100644
--- a/example/Gizmo/RayPicking.cpp
+++ b/example/Gizmo/RayPicking.cpp
@@ -27,7 +27,7 @@ static float lumiance_data[2]={1,1};
 static Color4f white_color(1,1,1,1);
 static Color4f yellow_color(1,1,0,1);
 
-class TestApp:public CameraAppFramework
+class TestApp:public SceneAppFramework
 {
     Color4f color;
 
@@ -35,9 +35,6 @@ class TestApp:public CameraAppFramework
 
 private:
 
-    SceneNode           render_root;
-    RenderList *        render_list         =nullptr;
-
     Material *          material            =nullptr;
     MaterialInstance *  mi_plane_grid       =nullptr;
     MaterialInstance *  mi_line             =nullptr;
@@ -66,8 +63,6 @@ private:
         material=db->CreateMaterial(mci);
         if(!material)return(false);
 
-        db->global_descriptor.Bind(material);
-
         mi_plane_grid=db->CreateMaterialInstance(material);
         if(!mi_plane_grid)return(false);
         mi_plane_grid->WriteMIData(white_color);
diff --git a/example/common/VulkanAppFramework.h b/example/common/VulkanAppFramework.h
index 3ac7f33c..ff96e424 100644
--- a/example/common/VulkanAppFramework.h
+++ b/example/common/VulkanAppFramework.h
@@ -539,4 +539,55 @@ public:
         ckc->Update();
         cmc->Update();
     }
-};//class CameraAppFramework
\ No newline at end of file
+};//class CameraAppFramework
+
+class SceneAppFramework:public CameraAppFramework
+{
+protected:
+
+    SceneNode           render_root;
+    RenderList *        render_list         =nullptr;
+
+public:
+
+    SceneAppFramework()=default;
+
+    virtual ~SceneAppFramework()
+    {
+        SAFE_CLEAR(render_list);
+    }
+
+    virtual bool Init(uint width,uint height)
+    {
+        if(!CameraAppFramework::Init(width,height))
+            return(false);
+            
+        render_list=new RenderList(device);
+
+        return(true);
+    }
+
+    virtual void BuildCommandBuffer(uint32 index) override
+    {
+        VulkanApplicationFramework::BuildCommandBuffer(index,render_list);
+    }
+
+    virtual void Resize(int w,int h) override
+    {
+        CameraAppFramework::Resize(w,h);
+        
+        VulkanApplicationFramework::BuildCommandBuffer(render_list);
+    }
+};//class SceneAppFramework:public CameraAppFramework
+
+template<typename T> int RunApp(uint w,uint h)
+{
+    T app;
+
+    if(!app.Init(w,h))
+        return(-1);
+
+    while(app.Run());
+
+    return 0;
+}
\ No newline at end of file
diff --git a/inc/hgl/graph/VKRenderResource.h b/inc/hgl/graph/VKRenderResource.h
index af6a0318..85085d91 100644
--- a/inc/hgl/graph/VKRenderResource.h
+++ b/inc/hgl/graph/VKRenderResource.h
@@ -55,7 +55,7 @@ class RenderResource
 public:
 
     //注：并非一定要走这里，这里只是提供一个注册和自动绑定的机制
-    DescriptorBinding global_descriptor;                                                    ///<全局属性描述符绑定管理
+    DescriptorBinding global_descriptor;                                                   ///<全局属性描述符绑定管理
 
 public:
 
diff --git a/src/SceneGraph/Vulkan/VKRenderResourceMaterial.cpp b/src/SceneGraph/Vulkan/VKRenderResourceMaterial.cpp
index 85c04b80..b5e11a44 100644
--- a/src/SceneGraph/Vulkan/VKRenderResourceMaterial.cpp
+++ b/src/SceneGraph/Vulkan/VKRenderResourceMaterial.cpp
@@ -155,6 +155,8 @@ Material *RenderResource::CreateMaterial(const mtl::MaterialCreateInfo *mci)
 
     Add(mtl);
 
+    global_descriptor.Bind(mtl);
+
     material_by_name.Add(mtl_name,mtl);
     return mtl.Finish();
 }