diff --git a/inc/hgl/graph/VertexArray.h b/inc/hgl/graph/VertexArray.h
index dd70d6b4..46ae1626 100644
--- a/inc/hgl/graph/VertexArray.h
+++ b/inc/hgl/graph/VertexArray.h
@@ -30,11 +30,6 @@ namespace hgl
             VertexBufferBase *vertex_buffer;
             VertexBufferBase *color_buffer;
 
-        private:
-
-            bool                _SetVertexBuffer    (VertexBufferBase *);                                               ///<真实设置顶点缓冲区数据
-            bool                _SetElementBuffer   ();                                                                 ///<真实设置索引缓冲区数据
-
         public:
 
             VertexArray(uint prim,uint max_vertex_attrib);
@@ -53,7 +48,7 @@ namespace hgl
 
         public: //特殊缓冲区独立设置函数
 
-            bool                SetElementBuffer    (VertexBufferBase *vb);                                             ///<设置索引缓冲区数据
+            bool                SetElementBuffer    (VertexBufferBase *eb);                                             ///<设置索引缓冲区数据
             bool                SetVertexBuffer     (VertexBufferBase *vb);                                             ///<设置顶点缓冲区数据
             bool                SetColorBuffer      (VertexBufferBase *vb,PixelCompoment cf);                           ///<设置颜色缓冲区数据
 
diff --git a/src/RenderDriver/VertexArray.cpp b/src/RenderDriver/VertexArray.cpp
index bc07971a..d5353b03 100644
--- a/src/RenderDriver/VertexArray.cpp
+++ b/src/RenderDriver/VertexArray.cpp
@@ -51,18 +51,16 @@ namespace hgl
         int VertexArray::AddVertexAttribBuffer(VertexBufferBase *vb)
         {
             if(!vb)return(false);
+            if(vb->GetBufferType()!=GL_ARRAY_BUFFER)return(false);
 
-            const int index=vertex_buffer_list.Add(vb);
-
-            _SetVertexBuffer(vb);       //各种真实渲染器处理
-
-            return(index);
+            return vertex_buffer_list.Add(vb);
         }
 
-        bool VertexArray::SetElementBuffer(VertexBufferBase *vb)
+        bool VertexArray::SetElementBuffer(VertexBufferBase *eb)
         {
-            if(!vb)return(false);
-            element_buffer=vb;
+            if(!eb)return(false);
+            if(eb->GetBufferType()!=GL_ELEMENT_ARRAY_BUFFER)return(false);
+            element_buffer=eb;
             return(true);
         }