diff --git a/CMSceneGraph b/CMSceneGraph
index 955cf63c..fe9dc360 160000
--- a/CMSceneGraph
+++ b/CMSceneGraph
@@ -1 +1 @@
-Subproject commit 955cf63c7f911b3a8af2be9a1a0facffdecd34bb
+Subproject commit fe9dc360c87179f8a8293f7f78127f366b7f191b
diff --git a/example/Vulkan/Atomsphere.cpp b/example/Vulkan/Atomsphere.cpp
index 8462bec2..98e624da 100644
--- a/example/Vulkan/Atomsphere.cpp
+++ b/example/Vulkan/Atomsphere.cpp
@@ -14,12 +14,21 @@ using namespace hgl::graph;
 constexpr uint32_t SCREEN_WIDTH=128;
 constexpr uint32_t SCREEN_HEIGHT=128;
 
-struct AtomsphereData
+struct AtmosphereData
 {
     Vector3f position;
     float intensity;
     float scattering_direction;
-};//
+
+public:
+
+    AtmosphereData()
+    {    
+        position.Set(0,0.1f,-1.0f);
+        intensity=22.0f;
+        scattering_direction=0.758f;
+    }
+};//struct AtmosphereData
 
 class TestApp:public CameraAppFramework
 {
@@ -28,82 +37,48 @@ private:
     SceneNode   render_root;
     RenderList  render_list;
 
-    vulkan::Material *          material            =nullptr;
     vulkan::MaterialInstance *  material_instance   =nullptr;
-
-    vulkan::Renderable *        ro_sphere           =nullptr;
-
     vulkan::Pipeline *          pipeline_solid      =nullptr;
     
     vulkan::Buffer *            ubo_atomsphere      =nullptr;
-    AtomsphereData              atomsphere_data;
+    AtmosphereData              atomsphere_data;
+
+    vulkan::Renderable *        ro_sphere           =nullptr;
 
 private:
 
     bool InitMaterial()
     {
-        material=shader_manage->CreateMaterial(OS_TEXT("res/material/Atmosphere")); //不需要写.material的扩展名
-        if(!material)
-            return(false);
+        material_instance=db->CreateMaterialInstance(OS_TEXT("res/material/Atmosphere"));       //不需要优先创建Material，也不需要写扩展名        
+        if(!material_instance)return(false);
 
-        material_instance=material->CreateInstance();
+        pipeline_solid=db->CreatePipeline(material_instance,sc_render_target,OS_TEXT("res/pipeline/sky"));        
+        if(!pipeline_solid)return(false);
 
-        db->Add(material);
-        db->Add(material_instance);
         return(true);
     }
 
-    void CreateRenderObject()
-    {
-        ro_sphere=CreateRenderableSphere(db,material,128);
-    }
-
-    bool InitAtomsphereUBO(vulkan::MaterialInstance *mi,const AnsiString &sun_node_name)
-    {
-        atomsphere_data.position.Set(0,0.1f,-1.0f);
-        atomsphere_data.intensity=22.0f;
-        atomsphere_data.scattering_direction=0.758f;
-
-        ubo_atomsphere=db->CreateUBO(sizeof(AtomsphereData),&atomsphere_data);
-
-        if(!ubo_atomsphere)
-            return(false);
-
-        return mi->BindUBO(sun_node_name,ubo_atomsphere);
-    }
-
     bool InitUBO()
     {
         if(!material_instance->BindUBO("world",GetCameraMatrixBuffer()))
             return(false);
 
-        if(!InitAtomsphereUBO(material_instance,"sun"))
+        ubo_atomsphere=db->CreateUBO(sizeof(AtmosphereData),&atomsphere_data);
+
+        if(!ubo_atomsphere)
+            return(false);
+
+        if(!material_instance->BindUBO("sun",ubo_atomsphere))
             return(false);
 
         material_instance->Update();
         return(true);
     }
 
-    bool InitPipeline()
-    {
-        vulkan::PipelineData pd;
-
-        if(!vulkan::LoadFromFile(OS_TEXT("res/pipeline/sky.pipeline"),&pd))
-            return(false);
-
-        pd.Set(Prim::Triangles);
-
-        pipeline_solid=CreatePipeline(device,&pd,material,sc_render_target);
-        
-        if(!pipeline_solid)
-            return(false);
-
-        db->Add(pipeline_solid);
-        return(true);
-    }
-
     bool InitScene()
     {
+        ro_sphere=CreateRenderableSphere(db,material_instance->GetMaterial(),128);
+
         render_root.Add(db->CreateRenderableInstance(pipeline_solid,material_instance,ro_sphere),scale(100));
 
         render_root.RefreshMatrix();
@@ -122,14 +97,9 @@ public:
         if(!InitMaterial())
             return(false);
 
-        CreateRenderObject();
-
         if(!InitUBO())
             return(false);
 
-        if(!InitPipeline())
-            return(false);
-
         if(!InitScene())
             return(false);
 
diff --git a/example/Vulkan/VulkanAppFramework.h b/example/Vulkan/VulkanAppFramework.h
index 8f5831e1..978af423 100644
--- a/example/Vulkan/VulkanAppFramework.h
+++ b/example/Vulkan/VulkanAppFramework.h
@@ -6,7 +6,6 @@
 #include<hgl/graph/vulkan/VKSemaphore.h>
 #include<hgl/graph/vulkan/VKBuffer.h>
 #include<hgl/graph/vulkan/VKShaderModule.h>
-#include<hgl/graph/vulkan/VKShaderModuleManage.h>
 #include<hgl/graph/vulkan/VKImageView.h>
 #include<hgl/graph/vulkan/VKRenderable.h>
 #include<hgl/graph/vulkan/VKDescriptorSets.h>
@@ -53,8 +52,6 @@ protected:
     vulkan::Semaphore *             present_complete_semaphore  =nullptr,
                       *             render_complete_semaphore   =nullptr;
 
-    vulkan::ShaderModuleManage *    shader_manage               =nullptr;
-
 protected:
 
             int32_t                 swap_chain_count            =0;
@@ -77,7 +74,6 @@ public:
         SAFE_CLEAR(db);
         SAFE_CLEAR_OBJECT_ARRAY(cmd_buf,swap_chain_count);
 
-        SAFE_CLEAR(shader_manage);
         SAFE_CLEAR(device);
         SAFE_CLEAR(win);
         SAFE_CLEAR(inst);
@@ -126,7 +122,6 @@ public:
         present_complete_semaphore  =device->CreateSem();
         render_complete_semaphore   =device->CreateSem();
 
-        shader_manage=device->CreateShaderModuleManage();
         db=new vulkan::Database(device);
 
         InitCommandBuffer();
diff --git a/inc/hgl/graph/shader/ShaderResource.h b/inc/hgl/graph/shader/ShaderResource.h
index 1a39091e..d88db702 100644
--- a/inc/hgl/graph/shader/ShaderResource.h
+++ b/inc/hgl/graph/shader/ShaderResource.h
@@ -57,6 +57,7 @@ public:
     virtual ~ShaderResource()=default;
 
     const   VkShaderStageFlagBits   GetStage            ()const {return stage_flag;}
+    const   os_char *               GetStageName        ()const;
 
     const   uint32_t *              GetCode             ()const {return (uint32_t *)spv_data;}
     const   uint32_t                GetCodeSize         ()const {return spv_size;}
diff --git a/inc/hgl/graph/vulkan/ShaderModuleMap.h b/inc/hgl/graph/vulkan/ShaderModuleMap.h
index dd7d8f8b..8de04b86 100644
--- a/inc/hgl/graph/vulkan/ShaderModuleMap.h
+++ b/inc/hgl/graph/vulkan/ShaderModuleMap.h
@@ -3,13 +3,12 @@
 
 #include<hgl/type/Map.h>
 #include<hgl/graph/vulkan/VKNamespace.h>
+#include<hgl/graph/vulkan/VKShaderModule.h>
 
 VK_NAMESPACE_BEGIN
 
 using namespace hgl;
 
-class ShaderModule;
-
 class ShaderModuleMap:public Map<VkShaderStageFlagBits,const ShaderModule *>
 {
 public:
diff --git a/inc/hgl/graph/vulkan/VK.h b/inc/hgl/graph/vulkan/VK.h
index b8326eff..0529d47e 100644
--- a/inc/hgl/graph/vulkan/VK.h
+++ b/inc/hgl/graph/vulkan/VK.h
@@ -47,15 +47,17 @@ class RenderPass;
 class Fence;
 class Semaphore;
 
+class DescriptorSetLayoutCreater;
+
 struct ShaderStage;
 
-class ShaderModuleMap;
+class ShaderResource;
 class ShaderModule;
-class ShaderModuleManage;
 class VertexShaderModule;
 class Material;
 class MaterialInstance;
 class PipelineLayout;
+struct PipelineData;
 class Pipeline;
 class DescriptorSets;
 class VertexAttributeBinding;
diff --git a/inc/hgl/graph/vulkan/VKDatabase.h b/inc/hgl/graph/vulkan/VKDatabase.h
index 4d04477d..e7abbd14 100644
--- a/inc/hgl/graph/vulkan/VKDatabase.h
+++ b/inc/hgl/graph/vulkan/VKDatabase.h
@@ -32,7 +32,10 @@ class VertexAttribData;
 class Database
 {
     Device *device;
-
+    
+    MapObject<OSString,ShaderModule> shader_module_by_name;
+    Map<OSString,Material *> material_by_name;
+    
     IDResManage<MaterialID,             Material>           rm_material;                ///<材质合集
     IDResManage<MaterialInstanceID,     MaterialInstance>   rm_material_instance;       ///<材质实例合集
     IDResManage<PipelineID,             Pipeline>           rm_pipeline;                ///<管线合集
@@ -60,7 +63,7 @@ public: //Add
     TextureID               Add(Texture *           t   ){return rm_textures.Add(t);}
     RenderableInstanceID    Add(RenderableInstance *ri  ){return rm_renderable_instances.Add(ri);}
 
-public: //Create
+public: // VBO/VAO
 
     VAB *CreateVAB(VkFormat format,uint32_t count,const void *data,SharingMode sm=SharingMode::Exclusive);
     VAB *CreateVAB(VkFormat format,uint32_t count,SharingMode sm=SharingMode::Exclusive){return CreateVAB(format,count,nullptr,sm);}
@@ -83,7 +86,21 @@ public: //Create
     IndexBuffer *CreateIBO16(uint32_t count,SharingMode sm=SharingMode::Exclusive){return CreateIBO(IndexType::U16,count,nullptr,sm);}
     IndexBuffer *CreateIBO32(uint32_t count,SharingMode sm=SharingMode::Exclusive){return CreateIBO(IndexType::U32,count,nullptr,sm);}
 
+public: //Material
+
+    const ShaderModule *CreateShaderModule(const OSString &filename,ShaderResource *shader_resource);
+    const ShaderModule *CreateShaderModule(const OSString &filename);
+    
+    Material *          CreateMaterial(const OSString &vertex_shader_filename,const OSString &fragment_shader_filename);    
+    Material *          CreateMaterial(const OSString &vertex_shader_filename,const OSString &geometry_shader_filename,const OSString &fragment_shader_filename);
+
+    Material *          CreateMaterial(const OSString &);
     MaterialInstance *  CreateMaterialInstance(Material *);
+    MaterialInstance *  CreateMaterialInstance(const OSString &);
+
+    Pipeline *          CreatePipeline(Material *,RenderTarget *,const OSString &,const Prim &prim=Prim::Triangles,const bool prim_restart=false);
+    Pipeline *          CreatePipeline(MaterialInstance *,RenderTarget *,const OSString &,const Prim &prim=Prim::Triangles,const bool prim_restart=false);
+
     Renderable *        CreateRenderable(Material *,const uint32_t vertex_count=0);
     TextRenderable *    CreateTextRenderable(Material *);
 
diff --git a/inc/hgl/graph/vulkan/VKDescriptorSets.h b/inc/hgl/graph/vulkan/VKDescriptorSets.h
index 09907cf8..e4e0e6a3 100644
--- a/inc/hgl/graph/vulkan/VKDescriptorSets.h
+++ b/inc/hgl/graph/vulkan/VKDescriptorSets.h
@@ -4,12 +4,11 @@
 #include<hgl/graph/vulkan/VK.h>
 #include<hgl/type/Map.h>
 VK_NAMESPACE_BEGIN
-class Device;
 class Buffer;
 
 class DescriptorSets
 {
-    Device *device;
+    VkDevice device;
     int count;
     VkDescriptorSet desc_set;
     const Map<uint32_t,int> *index_by_binding;
@@ -23,7 +22,7 @@ private:
 
     friend class DescriptorSetLayoutCreater;
 
-    DescriptorSets(Device *dev,const int c,VkPipelineLayout pl,VkDescriptorSet ds,const Map<uint32_t,int> *bi):index_by_binding(bi)
+    DescriptorSets(VkDevice dev,const int c,VkPipelineLayout pl,VkDescriptorSet ds,const Map<uint32_t,int> *bi):index_by_binding(bi)
     {
         device=dev;
         count=c;
diff --git a/inc/hgl/graph/vulkan/VKDevice.h b/inc/hgl/graph/vulkan/VKDevice.h
index 44168ded..7301ab30 100644
--- a/inc/hgl/graph/vulkan/VKDevice.h
+++ b/inc/hgl/graph/vulkan/VKDevice.h
@@ -13,6 +13,7 @@
 #include<hgl/graph/vulkan/VKSwapchain.h>
 #include<hgl/graph/vulkan/VKRenderTarget.h>
 #include<hgl/graph/VertexAttribData.h>
+#include<hgl/graph/vulkan/ShaderModuleMap.h>
 
 namespace hgl
 {
@@ -217,7 +218,15 @@ public: //
 
     Sampler *CreateSampler(VkSamplerCreateInfo *sci=nullptr);
 
-    ShaderModuleManage *CreateShaderModuleManage();
+public: //shader & material
+
+    DescriptorSetLayoutCreater *CreateDescriptorSetLayoutCreater();
+    
+    ShaderModule *CreateShaderModule(ShaderResource *);
+    
+    Material *CreateMaterial(ShaderModuleMap *shader_maps);    
+    Material *CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *fragment_shader_module);
+    Material *CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *geometry_shader_module,const ShaderModule *fragment_shader_module);
 
 public: //Command Buffer 相关
 
@@ -264,6 +273,8 @@ public:
 
     RenderTarget *CreateRenderTarget(Framebuffer *);
 
+    Pipeline *CreatePipeline(PipelineData *,const Material *,const RenderTarget *);
+
     TileData *CreateTileData(const VkFormat video_format,const uint width,const uint height,const uint count);          ///<创建一个Tile数据集
     
     TileFont *CreateTileFont(FontSource *fs,int limit_count=-1);                                                  ///<创建一个Tile字体
diff --git a/inc/hgl/graph/vulkan/VKMaterial.h b/inc/hgl/graph/vulkan/VKMaterial.h
index 5c7c300e..85737767 100644
--- a/inc/hgl/graph/vulkan/VKMaterial.h
+++ b/inc/hgl/graph/vulkan/VKMaterial.h
@@ -4,6 +4,7 @@
 #include<hgl/graph/vulkan/VK.h>
 #include<hgl/type/Map.h>
 #include<hgl/type/String.h>
+#include<hgl/graph/vulkan/ShaderModuleMap.h>
 VK_NAMESPACE_BEGIN
 class DescriptorSetLayoutCreater;
 
@@ -13,7 +14,6 @@ class DescriptorSetLayoutCreater;
  */
 class Material
 {
-    Device *device;
     ShaderModuleMap *shader_maps;
     VertexShaderModule *vertex_sm;
     List<VkPipelineShaderStageCreateInfo> *shader_stage_list;
@@ -24,7 +24,7 @@ class Material
 
 public:
 
-    Material(Device *dev,ShaderModuleMap *smm,List<VkPipelineShaderStageCreateInfo> *,DescriptorSetLayoutCreater *dslc);
+    Material(ShaderModuleMap *smm,List<VkPipelineShaderStageCreateInfo> *,DescriptorSetLayoutCreater *dslc);
     ~Material();
 
     const VertexShaderModule *GetVertexShaderModule()const{return vertex_sm;}
diff --git a/inc/hgl/graph/vulkan/VKPipeline.h b/inc/hgl/graph/vulkan/VKPipeline.h
index c99a56e3..c582b321 100644
--- a/inc/hgl/graph/vulkan/VKPipeline.h
+++ b/inc/hgl/graph/vulkan/VKPipeline.h
@@ -26,8 +26,6 @@ public:
     const bool IsAlphaTest()const{return data->alpha_test>0;}
     const bool IsAlphaBlend()const{return data->alpha_blend;}
 };//class GraphicsPipeline
-
-Pipeline *CreatePipeline(Device *,PipelineData *,const Material *,const RenderTarget *);
 VK_NAMESPACE_END
 #endif//HGL_GRAPH_VULKAN_PIPELINE_INCLUDE
  
\ No newline at end of file
diff --git a/inc/hgl/graph/vulkan/VKShaderModule.h b/inc/hgl/graph/vulkan/VKShaderModule.h
index 589c5062..1f3f899a 100644
--- a/inc/hgl/graph/vulkan/VKShaderModule.h
+++ b/inc/hgl/graph/vulkan/VKShaderModule.h
@@ -13,7 +13,6 @@ VK_NAMESPACE_BEGIN
 class ShaderModule
 {
     VkDevice device;
-    int shader_id;
     int ref_count;
 
 private:
@@ -26,11 +25,9 @@ protected:
 
 public:
 
-    ShaderModule(VkDevice dev,int id,VkPipelineShaderStageCreateInfo *pssci,ShaderResource *);
+    ShaderModule(VkDevice dev,VkPipelineShaderStageCreateInfo *pssci,ShaderResource *);
     virtual ~ShaderModule();
 
-    const int GetID()const{return shader_id;}
-
     const int IncRef(){return ++ref_count;}
     const int DecRef(){return --ref_count;}
 
@@ -75,7 +72,7 @@ private:
 
 public:
 
-    VertexShaderModule(VkDevice dev,int id,VkPipelineShaderStageCreateInfo *pssci,ShaderResource *sr);
+    VertexShaderModule(VkDevice dev,VkPipelineShaderStageCreateInfo *pssci,ShaderResource *sr);
     virtual ~VertexShaderModule();
 
     /**
diff --git a/inc/hgl/graph/vulkan/VKShaderModuleManage.h b/inc/hgl/graph/vulkan/VKShaderModuleManage.h
deleted file mode 100644
index 6f465a69..00000000
--- a/inc/hgl/graph/vulkan/VKShaderModuleManage.h
+++ /dev/null
@@ -1,73 +0,0 @@
-#ifndef HGL_GRAPH_VULKAN_SHADER_MODULE_MANAGE_INCLUDE
-#define HGL_GRAPH_VULKAN_SHADER_MODULE_MANAGE_INCLUDE
-
-#include<hgl/graph/vulkan/VK.h>
-#include<hgl/type/Map.h>
-#include<hgl/type/String.h>
-VK_NAMESPACE_BEGIN
-
-class ShaderResource;
-
-/**
- * Shader模块管理器<br>
- * 所有的shader模块均由它创建和释放
- * 该管理器在一个设备下仅有一个，它负责管理所有的shader(仅vs/fs/gs等单个，非组合体)
- */
-class ShaderModuleManage
-{
-    Device *device;
-
-    int shader_count;
-    Map<int,ShaderModule *> shader_list;
-
-protected:
-
-    void Free(ShaderModuleMap *);
-    Material *CreateMaterial(ShaderModuleMap *);
-
-public:
-
-    ShaderModuleManage(Device *dev)
-    {
-        device=dev;
-        shader_count=0;
-    }
-
-    ~ShaderModuleManage();
-
-    const ShaderModule *CreateShader(ShaderResource *);
-    const ShaderModule *CreateShader(const VkShaderStageFlagBits shader_stage_bit,const OSString &filename);
-/*
-#define ADD_SHADER_FUNC(sn,vk_name)   const ShaderModule *Create##sn##Shader(const void *spv_data,const uint32_t spv_size){return CreateShader(VK_SHADER_STAGE_##vk_name##_BIT,spv_data,spv_size);}
-    ADD_SHADER_FUNC(Vertex,     VERTEX)
-    ADD_SHADER_FUNC(Fragment,   FRAGMENT)
-    ADD_SHADER_FUNC(Geometry,   GEOMETRY)
-    ADD_SHADER_FUNC(TessCtrl,   TESSELLATION_CONTROL)
-    ADD_SHADER_FUNC(TessEval,   TESSELLATION_EVALUATION)
-    ADD_SHADER_FUNC(Compute,    COMPUTE)
-#undef ADD_SHADER_FUNC
-
-#define ADD_NV_SHADER_FUNC(sn,vk_name)   const ShaderModule *Create##sn##Shader(const void *spv_data,const uint32_t spv_size){return CreateShader(VK_SHADER_STAGE_##vk_name##_BIT_NV,spv_data,spv_size);}
-    ADD_NV_SHADER_FUNC(Raygen,      RAYGEN);
-    ADD_NV_SHADER_FUNC(AnyHit,      ANY_HIT);
-    ADD_NV_SHADER_FUNC(ClosestHit,  CLOSEST_HIT);
-    ADD_NV_SHADER_FUNC(MissBit,     MISS);
-    ADD_NV_SHADER_FUNC(Intersection,INTERSECTION);
-    ADD_NV_SHADER_FUNC(Callable,    CALLABLE);
-    ADD_NV_SHADER_FUNC(Task,        TASK);
-    ADD_NV_SHADER_FUNC(Mesh,        MESH);
-#undef ADD_NV_SHADER_FUNC
-*/
-    const ShaderModule *GetShader       (int);
-    bool                ReleaseShader   (const ShaderModule *);
-
-    Material *CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *fragment_shader_module);
-    Material *CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *geometry_shader_module,const ShaderModule *fragment_shader_module);
-
-    Material *CreateMaterial(const OSString &vertex_shader_filename,const OSString &fragment_shader_filename);
-    Material *CreateMaterial(const OSString &vertex_shader_filename,const OSString &geometry_shader_filename,const OSString &fragment_shader_filename);
-
-    Material *CreateMaterial(const OSString &filename);
-};//class ShaderModuleManage
-VK_NAMESPACE_END
-#endif//HGL_GRAPH_VULKAN_SHADER_MODULE_MANAGE_INCLUDE
diff --git a/src/RenderDevice/Vulkan/CMakeLists.txt b/src/RenderDevice/Vulkan/CMakeLists.txt
index aaf9444c..05edb4e4 100644
--- a/src/RenderDevice/Vulkan/CMakeLists.txt
+++ b/src/RenderDevice/Vulkan/CMakeLists.txt
@@ -1,7 +1,8 @@
 set(RD_INCLUDE_PATH     ${ROOT_INCLUDE_PATH}/hgl/graph/vulkan)
 
 SET(VK_DB_SOURCE        ${RD_INCLUDE_PATH}/VKDatabase.h
-                        VKDatabase.cpp)
+                        VKDatabase.cpp
+                        VKDatabaseMaterial.cpp)
 
 SOURCE_GROUP("Database" FILES ${VK_DB_SOURCE})
 
@@ -45,11 +46,9 @@ SET(VK_DESCRIPTOR_SETS_SOURCE   ${RD_INCLUDE_PATH}/VKDescriptorSets.h
 SOURCE_GROUP("Descriptor Sets" FILES ${VK_DESCRIPTOR_SETS_SOURCE})
 
 SET(VK_SHADER_SOURCE    ${RD_INCLUDE_PATH}/VKShaderModule.h
-                        ${RD_INCLUDE_PATH}/VKShaderModuleManage.h
                         ${RD_INCLUDE_PATH}/ShaderModuleMap.h
                         ShaderModuleMap.cpp
-                        VKShaderModule.cpp
-                        VKShaderModuleManage.cpp)
+                        VKShaderModule.cpp)
 
 SET(VK_TEXTURE_SOURCE   ${RD_INCLUDE_PATH}/VKImageView.h
                         ${RD_INCLUDE_PATH}/VKTexture.h
diff --git a/src/RenderDevice/Vulkan/VKDatabase.cpp b/src/RenderDevice/Vulkan/VKDatabase.cpp
index 8aff6c71..7fa7ffb9 100644
--- a/src/RenderDevice/Vulkan/VKDatabase.cpp
+++ b/src/RenderDevice/Vulkan/VKDatabase.cpp
@@ -60,6 +60,37 @@ MaterialInstance *Database::CreateMaterialInstance(Material *mtl)
     return mi;
 }
 
+MaterialInstance *Database::CreateMaterialInstance(const OSString &mtl_filename)
+{
+    Material *mtl=this->CreateMaterial(mtl_filename);
+
+    if(!mtl)
+        return(nullptr);
+
+    return CreateMaterialInstance(mtl);
+}
+
+Pipeline *Database::CreatePipeline(Material *mtl,RenderTarget *rt,const OSString &pipeline_filename,const Prim &prim,const bool prim_restart)
+{
+    PipelineData *pd=vulkan::GetPipelineData(pipeline_filename);
+
+    if(!pd)return(nullptr);
+
+    pd->Set(prim,prim_restart);
+
+    Pipeline *p=device->CreatePipeline(pd,mtl,rt);
+
+    if(p)
+        Add(p);
+
+    return(p);
+}
+
+Pipeline *Database::CreatePipeline(MaterialInstance *mi,RenderTarget *rt,const OSString &filename,const Prim &prim,const bool prim_restart)
+{
+    return CreatePipeline(mi->GetMaterial(),rt,filename,prim,prim_restart);
+}
+
 Renderable *Database::CreateRenderable(Material *mtl,const uint32_t vertex_count)
 {
     if(!mtl)return(nullptr);
diff --git a/src/RenderDevice/Vulkan/VKDatabaseMaterial.cpp b/src/RenderDevice/Vulkan/VKDatabaseMaterial.cpp
new file mode 100644
index 00000000..8cddf608
--- /dev/null
+++ b/src/RenderDevice/Vulkan/VKDatabaseMaterial.cpp
@@ -0,0 +1,170 @@
+#include<hgl/graph/vulkan/VKShaderModule.h>
+#include<hgl/graph/vulkan/VKMaterial.h>
+#include<hgl/graph/vulkan/VKDevice.h>
+#include<hgl/graph/vulkan/ShaderModuleMap.h>
+#include<hgl/graph/shader/ShaderResource.h>
+#include<hgl/filesystem/FileSystem.h>
+#include<hgl/graph/vulkan/VKDatabase.h>
+
+VK_NAMESPACE_BEGIN
+
+const ShaderModule *Database::CreateShaderModule(const OSString &filename,ShaderResource *shader_resource)
+{
+    if(!device)return(nullptr);
+    if(filename.IsEmpty())return(nullptr);
+    if(!shader_resource)return(nullptr);
+
+    ShaderModule *sm;
+
+    if(shader_module_by_name.Get(filename,sm))
+        return sm;
+
+    sm=device->CreateShaderModule(shader_resource);
+
+    shader_module_by_name.Add(filename,sm);
+
+    return sm;
+}
+
+const ShaderModule *Database::CreateShaderModule(const OSString &filename)
+{
+    ShaderModule *sm;
+
+    if(shader_module_by_name.Get(filename,sm))
+        return sm;
+
+    ShaderResource *shader_resource=LoadShaderResoruce(filename);
+
+    if(!shader_resource)return(nullptr);
+
+    sm=device->CreateShaderModule(shader_resource);
+
+    shader_module_by_name.Add(filename,sm);
+
+    return sm;
+}
+
+Material *Database::CreateMaterial(const OSString &vertex_shader_filename,const OSString &fragment_shader_filename)
+{
+    const ShaderModule *vs=CreateShaderModule(vertex_shader_filename);
+
+    if(!vs)
+        return(nullptr);
+
+    const ShaderModule *fs=CreateShaderModule(fragment_shader_filename);
+
+    if(!fs)
+        return(nullptr);
+
+    return(device->CreateMaterial((VertexShaderModule *)vs,fs));
+}
+
+Material *Database::CreateMaterial(const OSString &vertex_shader_filename,const OSString &geometry_shader_filename,const OSString &fragment_shader_filename)
+{
+    const ShaderModule *vs=CreateShaderModule(vertex_shader_filename);
+
+    if(!vs)
+        return(nullptr);
+
+    const ShaderModule *gs=CreateShaderModule(geometry_shader_filename);
+
+    if(!gs)
+        return(nullptr);
+
+    const ShaderModule *fs=CreateShaderModule(fragment_shader_filename);
+
+    if(!fs)
+        return(nullptr);
+
+    return(device->CreateMaterial((VertexShaderModule *)vs,gs,fs));
+}
+
+Material *Database::CreateMaterial(const OSString &filename)
+{
+    Material *mtl;
+
+    if(material_by_name.Get(filename,mtl))
+        return mtl;
+
+    constexpr char MaterialFileHeader[]=u8"Material\x1A";
+    constexpr uint MaterialFileHeaderLength=sizeof(MaterialFileHeader)-1;
+
+    int64 filesize;
+    AutoDeleteArray<uint8> origin_filedata=(uint8 *)filesystem::LoadFileToMemory(filename+OS_TEXT(".material"),filesize);
+
+    if(filesize<MaterialFileHeaderLength)
+        return(nullptr);
+
+    const uint8 *sp=origin_filedata;
+    int64 left=filesize;
+
+    if(memcmp(sp,MaterialFileHeader,MaterialFileHeaderLength)!=0)
+        return(nullptr);
+
+    sp+=MaterialFileHeaderLength;
+    left-=MaterialFileHeaderLength;
+
+    const uint8 ver=*sp;
+    ++sp;
+    --left;
+
+    if(ver!=1)
+        return(nullptr);
+
+    const uint32_t shader_bits=*(uint32_t *)sp;
+    sp+=sizeof(uint32_t);
+    left-=sizeof(uint32_t);
+
+    const uint count=GetShaderCountByBits(shader_bits);
+    uint32_t size;
+
+    ShaderResource *sr;
+    const ShaderModule *sm;
+    
+    bool result=true;
+    ShaderModuleMap *smm=new ShaderModuleMap;
+
+    OSString shader_name;
+
+    for(uint i=0;i<count;i++)
+    {
+        size=*(uint32_t *)sp;
+        sp+=sizeof(uint32_t);
+        left-=sizeof(uint32_t);
+
+        sr=LoadShaderResource(sp,size,false);
+        sp+=size;
+        left-=size;
+
+        if(sr)
+        {
+            shader_name=filename+OS_TEXT("?")+OSString(sr->GetStageName());
+
+            sm=CreateShaderModule(shader_name,sr);
+
+            if(sm)
+            {
+                if(smm->Add(sm))
+                    continue;
+            }
+        }
+
+        result=false;
+        break;
+    }
+
+    if(result)
+    {
+        mtl=device->CreateMaterial(smm);
+        Add(mtl);
+    }
+    else
+    {
+        delete smm;
+        mtl=nullptr;
+    }
+    
+    material_by_name.Add(filename,mtl);    
+    return(mtl);
+}
+VK_NAMESPACE_END
diff --git a/src/RenderDevice/Vulkan/VKDescriptorSetLayoutCreater.cpp b/src/RenderDevice/Vulkan/VKDescriptorSetLayoutCreater.cpp
index 6ba4359b..90c07654 100644
--- a/src/RenderDevice/Vulkan/VKDescriptorSetLayoutCreater.cpp
+++ b/src/RenderDevice/Vulkan/VKDescriptorSetLayoutCreater.cpp
@@ -3,13 +3,18 @@
 #include<hgl/graph/vulkan/VKDevice.h>
 
 VK_NAMESPACE_BEGIN
+DescriptorSetLayoutCreater *Device::CreateDescriptorSetLayoutCreater()
+{
+    return(new DescriptorSetLayoutCreater(attr->device,attr->desc_pool));
+}
+
 DescriptorSetLayoutCreater::~DescriptorSetLayoutCreater()
 {
     if(pipeline_layout)
-        vkDestroyPipelineLayout(*device,pipeline_layout,nullptr);
+        vkDestroyPipelineLayout(device,pipeline_layout,nullptr);
 
     if(dsl)
-        vkDestroyDescriptorSetLayout(*device,dsl,nullptr);
+        vkDestroyDescriptorSetLayout(device,dsl,nullptr);
 }
 
 void DescriptorSetLayoutCreater::Bind(const uint32_t binding,VkDescriptorType desc_type,VkShaderStageFlagBits stageFlags)
@@ -83,9 +88,9 @@ bool DescriptorSetLayoutCreater::CreatePipelineLayout()
     descriptor_layout.pBindings     = layout_binding_list.GetData();
 
     if(dsl)
-        vkDestroyDescriptorSetLayout(*device,dsl,nullptr);
+        vkDestroyDescriptorSetLayout(device,dsl,nullptr);
 
-    if(vkCreateDescriptorSetLayout(*device,&descriptor_layout,nullptr,&dsl)!=VK_SUCCESS)
+    if(vkCreateDescriptorSetLayout(device,&descriptor_layout,nullptr,&dsl)!=VK_SUCCESS)
         return(false);
 
     VkPushConstantRange push_constant_range;
@@ -103,7 +108,7 @@ bool DescriptorSetLayoutCreater::CreatePipelineLayout()
     pPipelineLayoutCreateInfo.pushConstantRangeCount    = 1;
     pPipelineLayoutCreateInfo.pPushConstantRanges       = &push_constant_range;
 
-    if(vkCreatePipelineLayout(*device,&pPipelineLayoutCreateInfo,nullptr,&pipeline_layout)!=VK_SUCCESS)
+    if(vkCreatePipelineLayout(device,&pPipelineLayoutCreateInfo,nullptr,&pipeline_layout)!=VK_SUCCESS)
         return(false);
 
     return(true);
@@ -122,13 +127,13 @@ DescriptorSets *DescriptorSetLayoutCreater::Create()
     VkDescriptorSetAllocateInfo alloc_info;
     alloc_info.sType                = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO;
     alloc_info.pNext                = nullptr;
-    alloc_info.descriptorPool       = device->GetDescriptorPool();
+    alloc_info.descriptorPool       = pool;
     alloc_info.descriptorSetCount   = 1;
     alloc_info.pSetLayouts          = &dsl;
 
     VkDescriptorSet desc_set;
 
-    if(vkAllocateDescriptorSets(*device,&alloc_info,&desc_set)!=VK_SUCCESS)
+    if(vkAllocateDescriptorSets(device,&alloc_info,&desc_set)!=VK_SUCCESS)
         return(nullptr);
 
     return(new DescriptorSets(device,count,pipeline_layout,desc_set,&index_by_binding));
diff --git a/src/RenderDevice/Vulkan/VKDescriptorSetLayoutCreater.h b/src/RenderDevice/Vulkan/VKDescriptorSetLayoutCreater.h
index af65f88d..c3ef1b00 100644
--- a/src/RenderDevice/Vulkan/VKDescriptorSetLayoutCreater.h
+++ b/src/RenderDevice/Vulkan/VKDescriptorSetLayoutCreater.h
@@ -3,7 +3,6 @@
 #include<hgl/graph/shader/ShaderResource.h>
 #include<hgl/type/Map.h>
 VK_NAMESPACE_BEGIN
-class Device;
 class DescriptorSets;
 
 /**
@@ -11,7 +10,8 @@ class DescriptorSets;
 */
 class DescriptorSetLayoutCreater
 {
-    Device *device;
+    VkDevice device;
+    VkDescriptorPool pool;
 
     List<VkDescriptorSetLayoutBinding> layout_binding_list;
     VkDescriptorSetLayout dsl=VK_NULL_HANDLE;
@@ -21,7 +21,7 @@ class DescriptorSetLayoutCreater
 
 public:
 
-    DescriptorSetLayoutCreater(Device *dev):device(dev){}
+    DescriptorSetLayoutCreater(VkDevice dev,VkDescriptorPool dp){device=dev;pool=dp;}
     ~DescriptorSetLayoutCreater();
 
     void Bind(const uint32_t binding,VkDescriptorType,VkShaderStageFlagBits);
diff --git a/src/RenderDevice/Vulkan/VKDescriptorSets.cpp b/src/RenderDevice/Vulkan/VKDescriptorSets.cpp
index 61f10754..cbfef913 100644
--- a/src/RenderDevice/Vulkan/VKDescriptorSets.cpp
+++ b/src/RenderDevice/Vulkan/VKDescriptorSets.cpp
@@ -87,6 +87,6 @@ bool DescriptorSets::BindSampler(const int binding,Texture *tex,Sampler *sampler
 
 void DescriptorSets::Update()
 {
-    vkUpdateDescriptorSets(*device,wds_list.GetCount(),wds_list.GetData(),0,nullptr);
+    vkUpdateDescriptorSets(device,wds_list.GetCount(),wds_list.GetData(),0,nullptr);
 }
 VK_NAMESPACE_END
diff --git a/src/RenderDevice/Vulkan/VKDevice.cpp b/src/RenderDevice/Vulkan/VKDevice.cpp
index 03f57376..63f10526 100644
--- a/src/RenderDevice/Vulkan/VKDevice.cpp
+++ b/src/RenderDevice/Vulkan/VKDevice.cpp
@@ -3,11 +3,11 @@
 #include<hgl/graph/vulkan/VKSemaphore.h>
 #include<hgl/graph/vulkan/VKTexture.h>
 #include<hgl/graph/vulkan/VKImageView.h>
+#include<hgl/graph/vulkan/VKPipeline.h>
 #include<hgl/graph/vulkan/VKCommandBuffer.h>
 //#include<hgl/graph/vulkan/VKDescriptorSet.h>
 #include<hgl/graph/vulkan/VKRenderPass.h>
 #include<hgl/graph/vulkan/VKFramebuffer.h>
-#include<hgl/graph/vulkan/VKShaderModuleManage.h>
 #include<hgl/graph/vulkan/VKDescriptorSets.h>
 
 VK_NAMESPACE_BEGIN
@@ -110,13 +110,15 @@ vulkan::Semaphore *Device::CreateSem()
     return(new vulkan::Semaphore(attr->device,sem));
 }
 
-ShaderModuleManage *Device::CreateShaderModuleManage()
-{
-    return(new ShaderModuleManage(this));
-}
-
 RenderTarget *Device::CreateRenderTarget(Framebuffer *fb)
 {
     return(new RenderTarget(this,fb));
 }
+
+Pipeline *CreatePipeline(VkDevice device,VkPipelineCache pipeline_cache,PipelineData *data,const Material *material,const RenderTarget *rt);
+
+Pipeline *Device::CreatePipeline(PipelineData *pd,const Material *mtl,const RenderTarget *rt)
+{
+    return VK_NAMESPACE::CreatePipeline(attr->device,attr->pipeline_cache,pd,mtl,rt);
+}
 VK_NAMESPACE_END
diff --git a/src/RenderDevice/Vulkan/VKMaterial.cpp b/src/RenderDevice/Vulkan/VKMaterial.cpp
index fb7d2443..1172b837 100644
--- a/src/RenderDevice/Vulkan/VKMaterial.cpp
+++ b/src/RenderDevice/Vulkan/VKMaterial.cpp
@@ -8,7 +8,7 @@
 #include<hgl/graph/vulkan/VKBuffer.h>
 #include"VKDescriptorSetLayoutCreater.h"
 VK_NAMESPACE_BEGIN
-Material *CreateMaterial(Device *dev,ShaderModuleMap *shader_maps)
+Material *Device::CreateMaterial(ShaderModuleMap *shader_maps)
 {
     const int shader_count=shader_maps->GetCount();
 
@@ -20,7 +20,7 @@ Material *CreateMaterial(Device *dev,ShaderModuleMap *shader_maps)
     if(!shader_maps->Get(VK_SHADER_STAGE_VERTEX_BIT,sm))
         return(nullptr);
 
-    DescriptorSetLayoutCreater *dsl_creater=new DescriptorSetLayoutCreater(dev);
+    DescriptorSetLayoutCreater *dsl_creater=CreateDescriptorSetLayoutCreater();
     List<VkPipelineShaderStageCreateInfo> *shader_stage_list=new List<VkPipelineShaderStageCreateInfo>;
 
     shader_stage_list->SetCount(shader_count);
@@ -47,12 +47,47 @@ Material *CreateMaterial(Device *dev,ShaderModuleMap *shader_maps)
         return(nullptr);
     }
 
-    return(new Material(dev,shader_maps,shader_stage_list,dsl_creater));
+    return(new Material(shader_maps,shader_stage_list,dsl_creater));
 }
 
-Material::Material(Device *dev,ShaderModuleMap *smm,List<VkPipelineShaderStageCreateInfo> *psci_list,DescriptorSetLayoutCreater *dslc)
+Material *Device::CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *fragment_shader_module)
+{
+    if(!vertex_shader_module||!fragment_shader_module)
+        return(nullptr);
+
+    if(!vertex_shader_module->IsVertex())return(nullptr);
+    if(!fragment_shader_module->IsFragment())return(nullptr);
+
+    ShaderModuleMap *smm=new ShaderModuleMap;
+
+    smm->Add(vertex_shader_module);
+    smm->Add(fragment_shader_module);
+
+    return CreateMaterial(smm);
+}
+
+Material *Device::CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *geometry_shader_module,const ShaderModule *fragment_shader_module)
+{
+    if(!vertex_shader_module
+     ||!geometry_shader_module
+     ||!fragment_shader_module)
+        return(nullptr);
+
+    if(!vertex_shader_module->IsVertex())return(nullptr);
+    if(!geometry_shader_module->IsGeometry())return(nullptr);
+    if(!fragment_shader_module->IsFragment())return(nullptr);
+
+    ShaderModuleMap *smm=new ShaderModuleMap;
+
+    smm->Add(vertex_shader_module);
+    smm->Add(geometry_shader_module);
+    smm->Add(fragment_shader_module);
+
+    return CreateMaterial(smm);
+}
+
+Material::Material(ShaderModuleMap *smm,List<VkPipelineShaderStageCreateInfo> *psci_list,DescriptorSetLayoutCreater *dslc)
 {
-    device=dev;
     shader_maps=smm;
     shader_stage_list=psci_list;
     dsl_creater=dslc;
diff --git a/src/RenderDevice/Vulkan/VKPipeline.cpp b/src/RenderDevice/Vulkan/VKPipeline.cpp
index 11220f6e..b20f6a7f 100644
--- a/src/RenderDevice/Vulkan/VKPipeline.cpp
+++ b/src/RenderDevice/Vulkan/VKPipeline.cpp
@@ -11,7 +11,7 @@ Pipeline::~Pipeline()
     vkDestroyPipeline(device,pipeline,nullptr);
 }
 
-Pipeline *CreatePipeline(Device *dev,PipelineData *data,const Material *material,const RenderTarget *rt)
+Pipeline *CreatePipeline(VkDevice device,VkPipelineCache pipeline_cache,PipelineData *data,const Material *material,const RenderTarget *rt)
 {
     VkPipeline graphicsPipeline;
     
@@ -28,13 +28,13 @@ Pipeline *CreatePipeline(Device *dev,PipelineData *data,const Material *material
         data->pipeline_info.subpass = 0;                   //subpass由于还不知道有什么用，所以暂时写0，待知道功用后，需改进
     }
 
-    if (vkCreateGraphicsPipelines(  dev->GetDevice(), 
-                                    dev->GetPipelineCache(),
+    if (vkCreateGraphicsPipelines(  device,
+                                    pipeline_cache,
                                     1,&data->pipeline_info,
                                     nullptr,
                                     &graphicsPipeline) != VK_SUCCESS)
         return(nullptr);
 
-    return(new Pipeline(dev->GetDevice(),graphicsPipeline,data));
+    return(new Pipeline(device,graphicsPipeline,data));
 }
 VK_NAMESPACE_END
diff --git a/src/RenderDevice/Vulkan/VKShaderModule.cpp b/src/RenderDevice/Vulkan/VKShaderModule.cpp
index c96191e3..2d7db7b9 100644
--- a/src/RenderDevice/Vulkan/VKShaderModule.cpp
+++ b/src/RenderDevice/Vulkan/VKShaderModule.cpp
@@ -1,11 +1,43 @@
 #include<hgl/graph/vulkan/VKShaderModule.h>
 #include<hgl/graph/vulkan/VKVertexAttributeBinding.h>
+#include<hgl/graph/vulkan/VKDevice.h>
 
 VK_NAMESPACE_BEGIN
-ShaderModule::ShaderModule(VkDevice dev,int id,VkPipelineShaderStageCreateInfo *sci,ShaderResource *sr)
+ShaderModule *Device::CreateShaderModule(ShaderResource *sr)
+{
+    if(!sr)return(nullptr);
+
+    VkPipelineShaderStageCreateInfo *shader_stage=new VkPipelineShaderStageCreateInfo;
+    shader_stage->sType                 =VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
+    shader_stage->pNext                 =nullptr;
+    shader_stage->pSpecializationInfo   =nullptr;
+    shader_stage->flags                 =0;
+    shader_stage->stage                 =sr->GetStage();
+    shader_stage->pName                 ="main";
+
+    VkShaderModuleCreateInfo moduleCreateInfo;
+    moduleCreateInfo.sType      =VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
+    moduleCreateInfo.pNext      =nullptr;
+    moduleCreateInfo.flags      =0;
+    moduleCreateInfo.codeSize   =sr->GetCodeSize();
+    moduleCreateInfo.pCode      =sr->GetCode();
+
+    if(vkCreateShaderModule(attr->device,&moduleCreateInfo,nullptr,&(shader_stage->module))!=VK_SUCCESS)
+        return(nullptr);
+
+    ShaderModule *sm;
+
+    if(sr->GetStage()==VK_SHADER_STAGE_VERTEX_BIT)
+        sm=new VertexShaderModule(attr->device,shader_stage,sr);
+    else
+        sm=new ShaderModule(attr->device,shader_stage,sr);
+
+    return sm;
+}
+
+ShaderModule::ShaderModule(VkDevice dev,VkPipelineShaderStageCreateInfo *sci,ShaderResource *sr)
 {
     device=dev;
-    shader_id=id;
     ref_count=0;
 
     stage_create_info=sci;
@@ -19,7 +51,7 @@ ShaderModule::~ShaderModule()
     delete stage_create_info;
 }
 
-VertexShaderModule::VertexShaderModule(VkDevice dev,int id,VkPipelineShaderStageCreateInfo *pssci,ShaderResource *sr):ShaderModule(dev,id,pssci,sr)
+VertexShaderModule::VertexShaderModule(VkDevice dev,VkPipelineShaderStageCreateInfo *pssci,ShaderResource *sr):ShaderModule(dev,pssci,sr)
 {
     const ShaderStageList &stage_inputs=sr->GetStageInputs();
 
diff --git a/src/RenderDevice/Vulkan/VKShaderModuleManage.cpp b/src/RenderDevice/Vulkan/VKShaderModuleManage.cpp
deleted file mode 100644
index e9ec9b42..00000000
--- a/src/RenderDevice/Vulkan/VKShaderModuleManage.cpp
+++ /dev/null
@@ -1,281 +0,0 @@
-#include<hgl/graph/vulkan/VKShaderModuleManage.h>
-#include<hgl/graph/vulkan/VKShaderModule.h>
-#include<hgl/graph/vulkan/VKMaterial.h>
-#include<hgl/graph/vulkan/VKDevice.h>
-#include<hgl/graph/vulkan/ShaderModuleMap.h>
-#include<hgl/graph/shader/ShaderResource.h>
-#include<hgl/filesystem/FileSystem.h>
-
-VK_NAMESPACE_BEGIN
-Material *CreateMaterial(Device *dev,ShaderModuleMap *shader_maps);
-
-ShaderModuleManage::~ShaderModuleManage()
-{
-    const int count=shader_list.GetCount();
-
-    if(count>0)
-    {
-        auto **p=shader_list.GetDataList();
-
-        for(int i=0;i<count;i++)
-        {
-            delete (*p)->right;
-
-            ++p;
-        }
-    }
-}
-
-const ShaderModule *ShaderModuleManage::CreateShader(ShaderResource *sr)
-{
-    if(!sr)
-        return(nullptr);
-
-    VkPipelineShaderStageCreateInfo *shader_stage=new VkPipelineShaderStageCreateInfo;
-    shader_stage->sType                 =VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO;
-    shader_stage->pNext                 =nullptr;
-    shader_stage->pSpecializationInfo   =nullptr;
-    shader_stage->flags                 =0;
-    shader_stage->stage                 =sr->GetStage();
-    shader_stage->pName                 ="main";
-
-    VkShaderModuleCreateInfo moduleCreateInfo;
-    moduleCreateInfo.sType      =VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO;
-    moduleCreateInfo.pNext      =nullptr;
-    moduleCreateInfo.flags      =0;
-    moduleCreateInfo.codeSize   =sr->GetCodeSize();
-    moduleCreateInfo.pCode      =sr->GetCode();
-
-    if(vkCreateShaderModule(*device,&moduleCreateInfo,nullptr,&(shader_stage->module))!=VK_SUCCESS)
-        return(nullptr);
-
-    ShaderModule *sm;
-
-    if(sr->GetStage()==VK_SHADER_STAGE_VERTEX_BIT)
-        sm=new VertexShaderModule(*device,shader_count,shader_stage,sr);
-    else
-        sm=new ShaderModule(*device,shader_count,shader_stage,sr);
-
-    shader_list.Add(shader_count,sm);
-
-    ++shader_count;
-
-    return sm;
-}
-
-const ShaderModule *ShaderModuleManage::CreateShader(const VkShaderStageFlagBits shader_stage_bit,const OSString &filename)
-{
-    ShaderResource *shader_resource=LoadShaderResoruce(filename);
-
-    if(!shader_resource)return(nullptr);
-
-    return CreateShader(shader_resource);
-}
-
-const ShaderModule *ShaderModuleManage::GetShader(int id)
-{
-    ShaderModule *sm;
-
-    if(!shader_list.Get(id,sm))
-        return nullptr;
-
-    sm->IncRef();
-    return sm;
-}
-
-bool ShaderModuleManage::ReleaseShader(const ShaderModule *const_sm)
-{
-    if(!const_sm)
-        return(false);
-
-    ShaderModule *sm;
-
-    if(!shader_list.Get(const_sm->GetID(),sm))
-        return(false);
-
-    if(sm!=const_sm)
-        return(false);
-
-    sm->DecRef();
-    return(true);
-}
-
-void ShaderModuleManage::Free(ShaderModuleMap *smm)
-{
-    const int count=smm->GetCount();
-    
-    auto **it=smm->GetDataList();
-
-    for(int i=0;i<count;i++)
-    {
-        ReleaseShader((*it)->right);
-
-        ++it;
-    }
-
-    delete smm;
-}
-
-Material *ShaderModuleManage::CreateMaterial(ShaderModuleMap *smm)
-{
-    Material *mtl=VK_NAMESPACE::CreateMaterial(device,smm);
-
-    if(mtl)return(mtl);
-
-    Free(smm);
-    return(nullptr);
-}
-
-Material *ShaderModuleManage::CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *fragment_shader_module)
-{
-    if(!vertex_shader_module||!fragment_shader_module)
-        return(nullptr);
-
-    if(!vertex_shader_module->IsVertex())return(nullptr);
-    if(!fragment_shader_module->IsFragment())return(nullptr);
-
-    ShaderModuleMap *smm=new ShaderModuleMap;
-
-    smm->Add(vertex_shader_module);
-    smm->Add(fragment_shader_module);
-
-    return CreateMaterial(smm);
-}
-
-Material *ShaderModuleManage::CreateMaterial(const VertexShaderModule *vertex_shader_module,const ShaderModule *geometry_shader_module,const ShaderModule *fragment_shader_module)
-{
-    if(!vertex_shader_module
-     ||!geometry_shader_module
-     ||!fragment_shader_module)
-        return(nullptr);
-
-    if(!vertex_shader_module->IsVertex())return(nullptr);
-    if(!geometry_shader_module->IsGeometry())return(nullptr);
-    if(!fragment_shader_module->IsFragment())return(nullptr);
-
-    ShaderModuleMap *smm=new ShaderModuleMap;
-
-    smm->Add(vertex_shader_module);
-    smm->Add(geometry_shader_module);
-    smm->Add(fragment_shader_module);
-
-    return CreateMaterial(smm);
-}
-
-Material *ShaderModuleManage::CreateMaterial(const OSString &vertex_shader_filename,const OSString &fragment_shader_filename)
-{
-    const ShaderModule *vs=CreateShader(VK_SHADER_STAGE_VERTEX_BIT,vertex_shader_filename);
-
-    if(!vs)
-        return(nullptr);
-
-    const ShaderModule *fs=CreateShader(VK_SHADER_STAGE_FRAGMENT_BIT,fragment_shader_filename);
-
-    if(!fs)
-    {
-        ReleaseShader(vs);
-        return(nullptr);
-    }
-
-    return(CreateMaterial((VertexShaderModule *)vs,fs));
-}
-
-Material *ShaderModuleManage::CreateMaterial(const OSString &vertex_shader_filename,const OSString &geometry_shader_filename,const OSString &fragment_shader_filename)
-{
-    const ShaderModule *vs=CreateShader(VK_SHADER_STAGE_VERTEX_BIT,vertex_shader_filename);
-
-    if(!vs)
-        return(nullptr);
-
-    const ShaderModule *gs=CreateShader(VK_SHADER_STAGE_GEOMETRY_BIT,geometry_shader_filename);
-
-    if(!gs)
-    {
-        ReleaseShader(vs);
-        return(nullptr);
-    }
-
-    const ShaderModule *fs=CreateShader(VK_SHADER_STAGE_FRAGMENT_BIT,fragment_shader_filename);
-
-    if(!fs)
-    {
-        ReleaseShader(gs);
-        ReleaseShader(vs);
-        return(nullptr);
-    }
-
-    return(CreateMaterial((VertexShaderModule *)vs,gs,fs));
-}
-
-Material *ShaderModuleManage::CreateMaterial(const OSString &filename)
-{
-    constexpr char MaterialFileHeader[]=u8"Material\x1A";
-    constexpr uint MaterialFileHeaderLength=sizeof(MaterialFileHeader)-1;
-
-    int64 filesize;
-    AutoDeleteArray<uint8> origin_filedata=(uint8 *)filesystem::LoadFileToMemory(filename+OS_TEXT(".material"),filesize);
-
-    if(filesize<MaterialFileHeaderLength)
-        return(nullptr);
-
-    const uint8 *sp=origin_filedata;
-    int64 left=filesize;
-
-    if(memcmp(sp,MaterialFileHeader,MaterialFileHeaderLength)!=0)
-        return(nullptr);
-
-    sp+=MaterialFileHeaderLength;
-    left-=MaterialFileHeaderLength;
-
-    const uint8 ver=*sp;
-    ++sp;
-    --left;
-
-    if(ver!=1)
-        return(nullptr);
-
-    const uint32_t shader_bits=*(uint32_t *)sp;
-    sp+=sizeof(uint32_t);
-    left-=sizeof(uint32_t);
-
-    const uint count=GetShaderCountByBits(shader_bits);
-    uint32_t size;
-
-    ShaderResource *sr;
-    const ShaderModule *sm;
-    
-    bool result=true;
-    ShaderModuleMap *smm=new ShaderModuleMap;
-
-    for(uint i=0;i<count;i++)
-    {
-        size=*(uint32_t *)sp;
-        sp+=sizeof(uint32_t);
-        left-=sizeof(uint32_t);
-
-        sr=LoadShaderResource(sp,size,false);
-        sp+=size;
-        left-=size;
-
-        if(sr)
-        {
-            sm=CreateShader(sr);
-
-            if(sm)
-            {
-                if(smm->Add(sm))
-                    continue;
-            }
-        }
-
-        result=false;
-        break;
-    }
-
-    if(result)
-        return CreateMaterial(smm);
-    
-    Free(smm);
-    return(nullptr);
-}
-VK_NAMESPACE_END
diff --git a/src/SceneGraph/shader/ShaderResource.cpp b/src/SceneGraph/shader/ShaderResource.cpp
index 015836f4..b6ca4c7a 100644
--- a/src/SceneGraph/shader/ShaderResource.cpp
+++ b/src/SceneGraph/shader/ShaderResource.cpp
@@ -1,6 +1,7 @@
 #include<hgl/graph/shader/ShaderResource.h>
 #include<hgl/filesystem/FileSystem.h>
 #include<hgl/graph/vulkan/VKFormat.h>
+#include<hgl/type/Map.h>
 
 VK_NAMESPACE_BEGIN
 
@@ -8,6 +9,8 @@ VK_NAMESPACE_BEGIN
 
     namespace
     {
+        MapObject<OSString,ShaderResource> shader_resource_by_filename;
+
         constexpr char      SHADER_FILE_HEADER[]    ="Shader\x1A";
         constexpr uint      SHADER_FILE_HEADER_BYTES=sizeof(SHADER_FILE_HEADER)-1;
 
@@ -88,6 +91,34 @@ VK_NAMESPACE_BEGIN
         spv_size=size;            
     }
 
+    const os_char *ShaderStageName[]=
+    {
+        OS_TEXT("vert"),
+        OS_TEXT("tesc"),
+        OS_TEXT("tese"),
+        OS_TEXT("geom"),
+        OS_TEXT("frag"),
+        OS_TEXT("comp"),
+        OS_TEXT("task"),
+        OS_TEXT("mesh")
+    };
+    
+    const os_char *ShaderResource::GetStageName() const
+    {
+        switch(stage_flag)
+        {
+            case VK_SHADER_STAGE_VERTEX_BIT:                    return ShaderStageName[0];
+            case VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT:      return ShaderStageName[1];
+            case VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT:   return ShaderStageName[2];
+            case VK_SHADER_STAGE_GEOMETRY_BIT:                  return ShaderStageName[3];
+            case VK_SHADER_STAGE_FRAGMENT_BIT:                  return ShaderStageName[4];
+            case VK_SHADER_STAGE_COMPUTE_BIT:                   return ShaderStageName[5];
+            case VK_SHADER_STAGE_TASK_BIT_NV:                   return ShaderStageName[6];
+            case VK_SHADER_STAGE_MESH_BIT_NV:                   return ShaderStageName[7];
+            default:                                            return nullptr;
+        }
+    }
+
     const ShaderStage *ShaderResource::GetStageInput(const AnsiString &name) const
     {
         const int count=stage_inputs.GetCount();
@@ -184,9 +215,17 @@ VK_NAMESPACE_BEGIN
 
     ShaderResource *LoadShaderResoruce(const OSString &filename)
     {
+        ShaderResource *sr;
+
+        if(shader_resource_by_filename.Get(filename,sr))
+            return sr;
+
         int64 filesize;
         AutoDeleteArray<uint8> origin_filedata=(uint8 *)filesystem::LoadFileToMemory(filename+OS_TEXT(".shader"),filesize);
 
-        return LoadShaderResource(origin_filedata,filesize,true);
+        sr=LoadShaderResource(origin_filedata,filesize,true);
+
+        shader_resource_by_filename.Add(filename,sr);
+        return sr;
     }
 VK_NAMESPACE_END