diff --git a/CMSceneGraph b/CMSceneGraph
index b5b673f8..4a244cf3 160000
--- a/CMSceneGraph
+++ b/CMSceneGraph
@@ -1 +1 @@
-Subproject commit b5b673f8a65a0c1a8b4972f81e45122bad5155a5
+Subproject commit 4a244cf3f7aed607e6332ccd32bed3f465a667e9
diff --git a/inc/hgl/graph/VKMaterial.h b/inc/hgl/graph/VKMaterial.h
index 990135c0..d84f76dd 100644
--- a/inc/hgl/graph/VKMaterial.h
+++ b/inc/hgl/graph/VKMaterial.h
@@ -7,6 +7,8 @@
 #include<hgl/graph/VKShaderModuleMap.h>
 #include<hgl/graph/VKVertexAttributeBinding.h>
 VK_NAMESPACE_BEGIN
+using ShaderStageCreateInfoList=List<VkPipelineShaderStageCreateInfo>;
+
 struct MaterialData
 {
     UTF8String name;
@@ -17,7 +19,7 @@ struct MaterialData
     VertexShaderModule *vertex_sm;
     VertexAttributeBinding *vab;
 
-    List<VkPipelineShaderStageCreateInfo> shader_stage_list;
+    ShaderStageCreateInfoList shader_stage_list;
 
     PipelineLayoutData *pipeline_layout_data;
 
@@ -56,8 +58,7 @@ public:
 
     const   VertexShaderModule *                GetVertexShaderModule   ()const{return data->vertex_sm;}
 
-    const   uint32_t                            GetStageCount           ()const{return data->shader_stage_list.GetCount();}
-    const   VkPipelineShaderStageCreateInfo *   GetStages               ()const{return data->shader_stage_list.GetData();}
+    const   ShaderStageCreateInfoList &         GetStageList            ()const{return data->shader_stage_list;}
 
     const   MaterialDescriptorSets *            GetDescriptorSets       ()const{return data->mds;}
     const   VkPipelineLayout                    GetPipelineLayout       ()const;
diff --git a/inc/hgl/graph/VKVertexAttributeBinding.h b/inc/hgl/graph/VKVertexAttributeBinding.h
deleted file mode 100644
index e7dd6b47..00000000
--- a/inc/hgl/graph/VKVertexAttributeBinding.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#ifndef HGL_GRAPH_VULKAN_VERTEX_ATTRIBUTE_BINDING_INCLUDE
-#define HGL_GRAPH_VULKAN_VERTEX_ATTRIBUTE_BINDING_INCLUDE
-
-#include<hgl/graph/VK.h>
-#include<hgl/type/String.h>
-VK_NAMESPACE_BEGIN
-/**
-* 顶点输入状态实例<br>
-* 本对象用于传递给Material,用于已经确定好顶点格式的情况下，依然可修改部分设定(如instance)。
-*/
-class VertexAttributeBinding
-{
-    uint32_t attr_count;
-    VkVertexInputBindingDescription *binding_list;
-    VkVertexInputAttributeDescription *attribute_list;
-
-private:
-
-    friend class VertexShaderModule;
-
-    VertexAttributeBinding(const uint32_t,const VkVertexInputBindingDescription *,const VkVertexInputAttributeDescription *);
-
-public:
-
-    ~VertexAttributeBinding();
-
-    bool SetInstance(const uint binding,bool              instance);
-    bool SetStride  (const uint binding,const uint32_t &  stride);
-    bool SetFormat  (const uint binding,const VkFormat &  format);
-    bool SetOffset  (const uint binding,const uint32_t    offset);
-
-    const uint32_t                              GetVertexAttrCount      ()const{return attr_count;}    
-    const VkVertexInputBindingDescription *     GetVertexBindingList    ()const{return binding_list;}
-    const VkVertexInputAttributeDescription *   GetVertexAttributeList  ()const{return attribute_list;}
-};//class VertexAttributeBinding
-
-using VAB=VertexAttributeBinding;
-VK_NAMESPACE_END
-#endif//HGL_GRAPH_VULKAN_VERTEX_ATTRIBUTE_BINDING_INCLUDE
diff --git a/src/SceneGraph/CMakeLists.txt b/src/SceneGraph/CMakeLists.txt
index 0fa48711..0fa555be 100644
--- a/src/SceneGraph/CMakeLists.txt
+++ b/src/SceneGraph/CMakeLists.txt
@@ -104,7 +104,6 @@ SET(VK_DEBUG_SOURCE     ${SG_INCLUDE_PATH}/VKDebugOut.h
 SET(VK_MEMORY_SOURCE    ${SG_INCLUDE_PATH}/VKMemory.h
                         ${SG_INCLUDE_PATH}/VKMemoryAllocator.h
                         ${SG_INCLUDE_PATH}/VKBuffer.h
-                        ${SG_INCLUDE_PATH}/VKVertexAttribBuffer.h
                         ${SG_INCLUDE_PATH}/VKIndexBuffer.h
                         ${SG_INCLUDE_PATH}/VKArrayBuffer.h
                         Vulkan/VKMemory.cpp
@@ -204,10 +203,8 @@ SET(VK_CMD_BUFFER_SOURCE    ${SG_INCLUDE_PATH}/VKCommandBuffer.h
 
 SOURCE_GROUP("Vulkan\\Command Buffer" FILES ${VK_CMD_BUFFER_SOURCE})
 
-SET(VK_RENDERABLE_SOURCE    ${SG_INCLUDE_PATH}/VKVertexAttributeBinding.h
-                            ${SG_INCLUDE_PATH}/VKRenderable.h
+SET(VK_RENDERABLE_SOURCE    ${SG_INCLUDE_PATH}/VKRenderable.h
                             ${SG_INCLUDE_PATH}/VKRenderableInstance.h
-                            Vulkan/VKVertexAttributeBinding.cpp
                             Vulkan/VKRenderable.cpp
                             Vulkan/VKRenderableInstance.cpp
                             Vulkan/VKTileData.cpp
diff --git a/src/SceneGraph/Vulkan/VKRenderPass.cpp b/src/SceneGraph/Vulkan/VKRenderPass.cpp
index 725ded90..726f5829 100644
--- a/src/SceneGraph/Vulkan/VKRenderPass.cpp
+++ b/src/SceneGraph/Vulkan/VKRenderPass.cpp
@@ -27,13 +27,8 @@ Pipeline *RenderPass::CreatePipeline(const Material *material,PipelineData *data
 {
     VkPipeline graphicsPipeline;
 
-    const VAB *vab=material->GetVAB();
-    
-    data->InitVertexInputState( material->GetStageCount(),
-                                material->GetStages(),
-                                vab->GetVertexAttrCount(),
-                                vab->GetVertexBindingList(),
-                                vab->GetVertexAttributeList());
+    data->InitShaderStage(material->GetStageList());
+    data->InitVertexInputState(material->GetVAB());
 
     data->SetColorAttachments(color_formats.GetCount());
 
diff --git a/src/SceneGraph/Vulkan/VKVertexAttributeBinding.cpp b/src/SceneGraph/Vulkan/VKVertexAttributeBinding.cpp
deleted file mode 100644
index 57120012..00000000
--- a/src/SceneGraph/Vulkan/VKVertexAttributeBinding.cpp
+++ /dev/null
@@ -1,61 +0,0 @@
-#include<hgl/graph/VKVertexAttributeBinding.h>
-#include<hgl/graph/VKShaderModule.h>
-
-VK_NAMESPACE_BEGIN
-VertexAttributeBinding::VertexAttributeBinding(const uint32_t count,const VkVertexInputBindingDescription *bind_list,const VkVertexInputAttributeDescription *attr_list)
-{
-    attr_count=count;
-
-    if(attr_count<=0)
-    {
-        binding_list=nullptr;
-        attribute_list=nullptr;
-        return;
-    }
-
-    binding_list=hgl_copy_new(attr_count,bind_list);
-    attribute_list=hgl_copy_new(attr_count,attr_list);
-}
-
-VertexAttributeBinding::~VertexAttributeBinding()
-{
-    delete[] attribute_list;
-    delete[] binding_list;
-}
-
-bool VertexAttributeBinding::SetInstance(const uint index,bool instance)
-{
-    if(index>=attr_count)return(false);
-
-    binding_list[index].inputRate=instance?VK_VERTEX_INPUT_RATE_INSTANCE:VK_VERTEX_INPUT_RATE_VERTEX;
-
-    return(true);
-}
-
-bool VertexAttributeBinding::SetStride(const uint index,const uint32_t &stride)
-{
-    if(index>=attr_count)return(false);
-
-    binding_list[index].stride=stride;
-
-    return(true);
-}
-
-bool VertexAttributeBinding::SetFormat(const uint index,const VkFormat &format)
-{
-    if(index>=attr_count)return(false);
-
-    attribute_list[index].format=format;
-
-    return(true);
-}
-
-bool VertexAttributeBinding::SetOffset(const uint index,const uint32_t offset)
-{
-    if(index>=attr_count)return(false);
-
-    attribute_list[index].offset=offset;
-
-    return(true);
-}
-VK_NAMESPACE_END