removed RenderFramework::device_render_pass

inc/hgl/graph/RenderFramework.h

@@ -35,7 +35,6 @@ protected:
     GraphModuleManager *    module_manager      =nullptr;
 
     RenderPassManager *     render_pass_manager =nullptr;
-    RenderPass *            device_render_pass  =nullptr;
 
     TextureManager *        texture_manager     =nullptr;
     RenderTargetManager *   rt_manager          =nullptr;
@@ -48,8 +47,6 @@ public:
     GPUDevice *             GetDevice           (){return device;}    
     GPUDeviceAttribute *    GetDeviceAttribute  (){return device->GetDeviceAttribute();}
 
-    RenderPass *            GetRenderPass       (){return device_render_pass;}
-
 public:
 
     GraphModuleManager *    GetModuleManager        (){return module_manager;}