diff --git a/CMCore b/CMCore
index a377fe8d..d4d8af1b 160000
--- a/CMCore
+++ b/CMCore
@@ -1 +1 @@
-Subproject commit a377fe8d05d9486379c1da6007a940a90898e956
+Subproject commit d4d8af1bdcba53acc70fb6b2edf3b21a3a7245d9
diff --git a/inc/hgl/graph/RenderList2D.h b/inc/hgl/graph/RenderList2D.h
index 5b441135..571e9d1f 100644
--- a/inc/hgl/graph/RenderList2D.h
+++ b/inc/hgl/graph/RenderList2D.h
@@ -23,6 +23,8 @@ namespace hgl
 
         private:
 
+            uint                    renderable_count;           ///<可渲染对象数量
+
             MaterialRenderMap2D     mrl_map;                    ///<按材质分类的渲染列表
 
             RenderNode2DComparator  render_node_comparator;
@@ -38,12 +40,8 @@ namespace hgl
             virtual bool    ExpendNode(SceneNode *);
             virtual void    End();
 
-            bool BindPerFrameDescriptor();
-            bool BindPerMaterialDescriptor();
-
         private:
 
-            Material *          last_mtl;
             Pipeline *          last_pipeline;
             MaterialParameters *last_mp[DESCRIPTOR_SET_TYPE_COUNT];
             uint32_t            last_vbo;
diff --git a/inc/hgl/graph/RenderNode2D.h b/inc/hgl/graph/RenderNode2D.h
index f4de6737..4d62deb3 100644
--- a/inc/hgl/graph/RenderNode2D.h
+++ b/inc/hgl/graph/RenderNode2D.h
@@ -17,16 +17,32 @@ namespace hgl
             Renderable *ri;
         };
 
-        using RenderNode2DList=List<RenderNode2D *>;
+        using RenderNode2DList=List<RenderNode2D>;
 
         /**
          * 同一材质的对象渲染列表
          */
-        struct MaterialRenderList2D
+        class MaterialRenderList2D
         {
             Material *mtl;
 
             RenderNode2DList rn_list;
+
+        public:
+
+            MaterialRenderList2D(Material *m)
+            {
+                mtl=m;
+            }
+
+            void Add(Renderable *ri,const Matrix3x4f &mat);
+
+            void ClearData()
+            {
+                rn_list.ClearData();
+            }
+
+            void End();
         };
 
         class MaterialRenderMap2D:public ObjectMap<Material *,MaterialRenderList2D>
@@ -36,15 +52,18 @@ namespace hgl
             MaterialRenderMap2D()=default;
             virtual ~MaterialRenderMap2D()=default;
 
-            void ClearData()
+            void Begin()
             {
                 for(auto *it:data_list)
-                    it->value->rn_list.ClearData();
+                    it->value->ClearData();
+            }
+
+            void End()
+            {
+                for(auto *it:data_list)
+                    it->value->End();
             }
         };
     }//namespace graph
 }//namespace hgl
-
-using RenderNode2DPointer=hgl::graph::RenderNode2D *;
-using RenderNode2DComparator=Comparator<RenderNode2DPointer>;
 #endif//HGL_GRAPH_RENDER_NODE_2D_INCLUDE
diff --git a/inc/hgl/graph/VKDescriptorSet.h b/inc/hgl/graph/VKDescriptorSet.h
index dca2db64..4d0d3d9f 100644
--- a/inc/hgl/graph/VKDescriptorSet.h
+++ b/inc/hgl/graph/VKDescriptorSet.h
@@ -23,11 +23,6 @@ class DescriptorSet
 
     bool is_dirty;
 
-protected:  //动态UBO/SSBO记录
-
-    
-
-
 private:
 
     friend class GPUDevice;
diff --git a/src/SceneGraph/RenderNode2D.cpp b/src/SceneGraph/RenderNode2D.cpp
index a8bee3cd..dd88a180 100644
--- a/src/SceneGraph/RenderNode2D.cpp
+++ b/src/SceneGraph/RenderNode2D.cpp
@@ -1,10 +1,10 @@
-#include<hgl/graph/RenderNode2D.h>
+#include<hgl/graph/RenderNode2D.h>
 #include<hgl/graph/VKRenderable.h>
 #include<hgl/util/sort/Sort.h>
 
 /**
 * 
-* �����Ͻ���������Ҫ������˳������
+* 理论上讲，我们需要按以下顺序排序
 *
 *   for(material)
 *       for(pipeline)
@@ -20,7 +20,7 @@ int Comparator<hgl::graph::RenderNode2D>::compare(const hgl::graph::RenderNode2D
     hgl::graph::Renderable *ri_one=obj_one.ri;
     hgl::graph::Renderable *ri_two=obj_two.ri;
 
-    //�ȽϹ���
+    //比较管线
     {
         off=ri_one->GetPipeline()
            -ri_two->GetPipeline();
@@ -29,7 +29,7 @@ int Comparator<hgl::graph::RenderNode2D>::compare(const hgl::graph::RenderNode2D
             return off;
     }
 
-    //�Ƚϲ���ʵ��
+    //比较材质实例
     //{
     //    for(int i =(int)hgl::graph::DescriptorSetType::BEGIN_RANGE;
     //            i<=(int)hgl::graph::DescriptorSetType::END_RANGE;
@@ -43,7 +43,7 @@ int Comparator<hgl::graph::RenderNode2D>::compare(const hgl::graph::RenderNode2D
     //    }
     //}
 
-    //�Ƚ�vbo+ebo
+    //比较vbo+ebo
     {
         off=ri_one->GetBufferHash()
            -ri_two->GetBufferHash();
@@ -71,11 +71,17 @@ namespace hgl
 
         void MaterialRenderList2D::End()
         {
-            Comparator<hgl::graph::RenderNode2D> rnc;
+            //排序
+            {
+                Comparator<hgl::graph::RenderNode2D> rnc;
 
-            Sort(rn_list,&rnc);
+                Sort(rn_list,&rnc);
+            }
 
-            
+            //创建UBO/SSBO绑定数据
+            {
+                mtl->
+            }
         }
     }//namespace graph
 }//namespace hgl