diff --git a/inc/hgl/graph/PrimitiveCreater.h b/inc/hgl/graph/PrimitiveCreater.h
index 4df93d04..24248c41 100644
--- a/inc/hgl/graph/PrimitiveCreater.h
+++ b/inc/hgl/graph/PrimitiveCreater.h
@@ -48,7 +48,7 @@ namespace hgl
             virtual bool                    Init(const uint32 vertices_count);                                          ///<初始化，参数为顶点数量
 
             template<typename T> 
-                    T *                     AccessVAD(const AnsiString &name)                                           ///<创建一个顶点属性数据缓冲区以及访问器
+                    T *                     AccessVBO(const AnsiString &name)                                           ///<创建一个顶点属性数据缓冲区以及访问器
                     {
                         const VkFormat format=vil->GetVulkanFormat(name);
 
@@ -67,10 +67,10 @@ namespace hgl
                         return access;
                     }
 
-                    bool                    WriteVAD(const AnsiString &name,const void *data,const uint32_t bytes);     ///<直接写入顶点属性数据
+                    bool                    WriteVBO(const AnsiString &name,const void *data,const uint32_t bytes);     ///<直接写入顶点属性数据
 
                     template<typename T,IndexType IT>
-                    T *                     CreateIBO(const uint count,const T *data=nullptr)                            ///<创建索引缓冲区
+                    T *                     CreateIBO(const uint count,const T *data=nullptr)                           ///<创建索引缓冲区
                     {
                         if(ibo)
                             return(nullptr);
diff --git a/src/SceneGraph/InlineGeometry.cpp b/src/SceneGraph/InlineGeometry.cpp
index 2898c6a7..5e9a3865 100644
--- a/src/SceneGraph/InlineGeometry.cpp
+++ b/src/SceneGraph/InlineGeometry.cpp
@@ -21,7 +21,7 @@ namespace hgl
                 if(!rc.Init(4))
                     return(nullptr);
 
-                AutoDelete<VB2f> vertex=rc.AccessVAD<VB2f>(VAN::Position);
+                AutoDelete<VB2f> vertex=rc.AccessVBO<VB2f>(VAN::Position);
 
                 if(!vertex)
                     return(nullptr);
@@ -49,7 +49,7 @@ namespace hgl
                     if(!rc.Init(4))
                         return(nullptr);
                     
-                    AutoDelete<VB2f> vertex=rc.AccessVAD<VB2f>(VAN::Position);
+                    AutoDelete<VB2f> vertex=rc.AccessVBO<VB2f>(VAN::Position);
 
                     vertex->WriteRectFan(rci->scope);
                 }
@@ -63,7 +63,7 @@ namespace hgl
                     if(!rc.Init(rci->round_per*4))
                         return(nullptr);
                 
-                    AutoDelete<VB2f> vertex=rc.AccessVAD<VB2f>(VAN::Position);
+                    AutoDelete<VB2f> vertex=rc.AccessVBO<VB2f>(VAN::Position);
 
                     Vector2f *coord=new Vector2f[rci->round_per];
 
@@ -131,8 +131,8 @@ namespace hgl
                     if(!rc.Init(cci->field_count))return(nullptr);
                 }
 
-                AutoDelete<VB2f> vertex=rc.AccessVAD<VB2f>(VAN::Position);
-                AutoDelete<VB4f> color=rc.AccessVAD<VB4f>(VAN::Color);
+                AutoDelete<VB2f> vertex=rc.AccessVBO<VB2f>(VAN::Position);
+                AutoDelete<VB4f> color=rc.AccessVBO<VB4f>(VAN::Color);
 
                 if(!vertex)
                     return(nullptr);
@@ -169,7 +169,7 @@ namespace hgl
                 if(!rc.Init(((pgci->grid_size.Width()+1)+(pgci->grid_size.Height()+1))*2))
                     return(nullptr);
 
-                AutoDelete<VB3f> vertex=rc.AccessVAD<VB3f>(VAN::Position);
+                AutoDelete<VB3f> vertex=rc.AccessVBO<VB3f>(VAN::Position);
 
                 const float right=float(pgci->grid_size.Width())/2.0f;
                 const float left =-right;
@@ -189,7 +189,7 @@ namespace hgl
                                       Vector3f(left+col,bottom,0));
                 }
 
-                AutoDelete<VB1f> lum=rc.AccessVAD<VB1f>(VAN::Luminance);
+                AutoDelete<VB1f> lum=rc.AccessVBO<VB1f>(VAN::Luminance);
                 if(lum)
                 {
                     for(int row=0;row<=pgci->grid_size.Height();row++)
@@ -224,22 +224,22 @@ namespace hgl
                 if(!rc.Init(4))
                     return(nullptr);
             
-                rc.WriteVAD(VAN::Position,xy_vertices,sizeof(xy_vertices));
+                rc.WriteVBO(VAN::Position,xy_vertices,sizeof(xy_vertices));
 
                 {
-                    AutoDelete<VB3f> normal=rc.AccessVAD<VB3f>(VAN::Normal);
+                    AutoDelete<VB3f> normal=rc.AccessVBO<VB3f>(VAN::Normal);
 
                     if(normal)normal->RepeatWrite(xy_normal,4);
                 }
 
                 {
-                    AutoDelete<VB3f> tangent=rc.AccessVAD<VB3f>(VAN::Tangent);
+                    AutoDelete<VB3f> tangent=rc.AccessVBO<VB3f>(VAN::Tangent);
 
                     if(tangent)tangent->RepeatWrite(xy_tangent,4);
                 }
 
                 {
-                    AutoDelete<VB2f> tex_coord=rc.AccessVAD<VB2f>(VAN::TexCoord);
+                    AutoDelete<VB2f> tex_coord=rc.AccessVBO<VB2f>(VAN::TexCoord);
 
                     if(tex_coord)
                         tex_coord->Write(xy_tex_coord,4);
@@ -306,22 +306,22 @@ namespace hgl
                 if(!rc.Init(24))
                     return(nullptr);
 
-                rc.WriteVAD(VAN::Position,positions,sizeof(positions));
+                rc.WriteVBO(VAN::Position,positions,sizeof(positions));
 
                 if(cci->normal)
-                rc.WriteVAD(VAN::Normal,normals,sizeof(normals));
+                rc.WriteVBO(VAN::Normal,normals,sizeof(normals));
 
                 if(cci->tangent)
-                rc.WriteVAD(VAN::Tangent,tangents,sizeof(tangents));
+                rc.WriteVBO(VAN::Tangent,tangents,sizeof(tangents));
 
                 if(cci->tex_coord)
-                rc.WriteVAD(VAN::TexCoord,tex_coords,sizeof(tex_coords));
+                rc.WriteVBO(VAN::TexCoord,tex_coords,sizeof(tex_coords));
 
                 if(cci->color_type!=CubeCreateInfo::ColorType::NoColor)
                 {                
                     RANGE_CHECK_RETURN_NULLPTR(cci->color_type);
 
-                    AutoDelete<VB4f> color=rc.AccessVAD<VB4f>(VAN::Color);
+                    AutoDelete<VB4f> color=rc.AccessVBO<VB4f>(VAN::Color);
 
                     if(color)
                     {
@@ -459,10 +459,10 @@ namespace hgl
                 if(!rc.Init(numberVertices))
                     return(nullptr);
 
-                AutoDelete<VB3f> vertex=rc.AccessVAD<VB3f>(VAN::Position);
-                AutoDelete<VB3f> normal=rc.AccessVAD<VB3f>(VAN::Normal);
-                AutoDelete<VB3f> tangent=rc.AccessVAD<VB3f>(VAN::Tangent);
-                AutoDelete<VB2f> tex_coord=rc.AccessVAD<VB2f>(VAN::TexCoord);
+                AutoDelete<VB3f> vertex=rc.AccessVBO<VB3f>(VAN::Position);
+                AutoDelete<VB3f> normal=rc.AccessVBO<VB3f>(VAN::Normal);
+                AutoDelete<VB3f> tangent=rc.AccessVBO<VB3f>(VAN::Tangent);
+                AutoDelete<VB2f> tex_coord=rc.AccessVBO<VB2f>(VAN::TexCoord);
 
                 float *vp=vertex->Get();
                 float *np=normal?normal->Get():nullptr;
@@ -540,10 +540,10 @@ namespace hgl
                 if(!rc.Init(numberVertices))
                     return(nullptr);
 
-                AutoDelete<VB3f> vertex=rc.AccessVAD<VB3f>(VAN::Position);
-                AutoDelete<VB3f> normal=rc.AccessVAD<VB3f>(VAN::Normal);
-                AutoDelete<VB3f> tangent=rc.AccessVAD<VB3f>(VAN::Tangent);
-                AutoDelete<VB2f> tex_coord=rc.AccessVAD<VB2f>(VAN::TexCoord);
+                AutoDelete<VB3f> vertex=rc.AccessVBO<VB3f>(VAN::Position);
+                AutoDelete<VB3f> normal=rc.AccessVBO<VB3f>(VAN::Normal);
+                AutoDelete<VB3f> tangent=rc.AccessVBO<VB3f>(VAN::Tangent);
+                AutoDelete<VB2f> tex_coord=rc.AccessVBO<VB2f>(VAN::TexCoord);
             
                 float *vp=vertex->Get();
                 float *np=normal?normal->Get():nullptr;
@@ -677,10 +677,10 @@ namespace hgl
                 if(!rc.Init(numberVertices))
                     return(nullptr);
 
-                AutoDelete<VB3f> vertex=rc.AccessVAD<VB3f>(VAN::Position);
-                AutoDelete<VB3f> normal=rc.AccessVAD<VB3f>(VAN::Normal);
-                AutoDelete<VB3f> tangent=rc.AccessVAD<VB3f>(VAN::Tangent);
-                AutoDelete<VB2f> tex_coord=rc.AccessVAD<VB2f>(VAN::TexCoord);
+                AutoDelete<VB3f> vertex=rc.AccessVBO<VB3f>(VAN::Position);
+                AutoDelete<VB3f> normal=rc.AccessVBO<VB3f>(VAN::Normal);
+                AutoDelete<VB3f> tangent=rc.AccessVBO<VB3f>(VAN::Tangent);
+                AutoDelete<VB2f> tex_coord=rc.AccessVBO<VB2f>(VAN::TexCoord);
 
                 float *vp=vertex->Get();
                 float *np=normal?normal->Get():nullptr;
@@ -812,10 +812,10 @@ namespace hgl
                 if (cci->numberSlices < 3 || numberVertices > GLUS_MAX_VERTICES || numberIndices > GLUS_MAX_INDICES)
                     return nullptr;
 
-                AutoDelete<VB3f> vertex=rc.AccessVAD<VB3f>(VAN::Position);
-                AutoDelete<VB3f> normal=rc.AccessVAD<VB3f>(VAN::Normal);
-                AutoDelete<VB3f> tangent=rc.AccessVAD<VB3f>(VAN::Tangent);
-                AutoDelete<VB2f> tex_coord=rc.AccessVAD<VB2f>(VAN::TexCoord);
+                AutoDelete<VB3f> vertex=rc.AccessVBO<VB3f>(VAN::Position);
+                AutoDelete<VB3f> normal=rc.AccessVBO<VB3f>(VAN::Normal);
+                AutoDelete<VB3f> tangent=rc.AccessVBO<VB3f>(VAN::Tangent);
+                AutoDelete<VB2f> tex_coord=rc.AccessVBO<VB2f>(VAN::TexCoord);
 
                 float *vp=vertex->Get();
                 float *np=normal?normal->Get():nullptr;
@@ -1034,10 +1034,10 @@ namespace hgl
                 if (cci->numberSlices < 3 || cci->numberStacks < 1 || numberVertices > GLUS_MAX_VERTICES || numberIndices > GLUS_MAX_INDICES)
                     return nullptr;
 
-                AutoDelete<VB3f> vertex=rc.AccessVAD<VB3f>(VAN::Position);
-                AutoDelete<VB3f> normal=rc.AccessVAD<VB3f>(VAN::Normal);
-                AutoDelete<VB3f> tangent=rc.AccessVAD<VB3f>(VAN::Tangent);
-                AutoDelete<VB2f> tex_coord=rc.AccessVAD<VB2f>(VAN::TexCoord);
+                AutoDelete<VB3f> vertex=rc.AccessVBO<VB3f>(VAN::Position);
+                AutoDelete<VB3f> normal=rc.AccessVBO<VB3f>(VAN::Normal);
+                AutoDelete<VB3f> tangent=rc.AccessVBO<VB3f>(VAN::Tangent);
+                AutoDelete<VB2f> tex_coord=rc.AccessVBO<VB2f>(VAN::TexCoord);
 
                 float *vp=vertex->Get();
                 float *np=normal?normal->Get():nullptr;
@@ -1148,8 +1148,8 @@ namespace hgl
                 if(!rc.Init(6))
                     return(nullptr);
 
-                AutoDelete<VB3f> vertex=rc.AccessVAD<VB3f>(VAN::Position);
-                AutoDelete<VB4f> color=rc.AccessVAD<VB4f>(VAN::Color);
+                AutoDelete<VB3f> vertex=rc.AccessVBO<VB3f>(VAN::Position);
+                AutoDelete<VB4f> color=rc.AccessVBO<VB4f>(VAN::Color);
 
                 if(!vertex||!color)
                     return(nullptr);
@@ -1193,17 +1193,17 @@ namespace hgl
                 if(!rc.Init(8))
                     return(nullptr);
 
-                AutoDelete<VB3f> vertex=rc.AccessVAD<VB3f>(VAN::Position);
+                AutoDelete<VB3f> vertex=rc.AccessVBO<VB3f>(VAN::Position);
 
                 if(!vertex)return(nullptr);
 
-                rc.WriteVAD(VAN::Position,points,sizeof(points));
+                rc.WriteVBO(VAN::Position,points,sizeof(points));
 
                 if(cci->color_type!=BoundingBoxCreateInfo::ColorType::NoColor)
                 {
                     RANGE_CHECK_RETURN_NULLPTR(cci->color_type);
 
-                    AutoDelete<VB4f> color=rc.AccessVAD<VB4f>(VAN::Color);
+                    AutoDelete<VB4f> color=rc.AccessVBO<VB4f>(VAN::Color);
 
                     if(color)
                     {
diff --git a/src/SceneGraph/PrimitiveCreater.cpp b/src/SceneGraph/PrimitiveCreater.cpp
index d8757b13..d4d8e830 100644
--- a/src/SceneGraph/PrimitiveCreater.cpp
+++ b/src/SceneGraph/PrimitiveCreater.cpp
@@ -53,7 +53,7 @@ namespace hgl
             return pvb;
         }
 
-        bool PrimitiveCreater::WriteVAD(const AnsiString &name,const void *data,const uint32_t bytes)
+        bool PrimitiveCreater::WriteVBO(const AnsiString &name,const void *data,const uint32_t bytes)
         {
             if(!vil)return(false);
             if(name.IsEmpty())return(false);