added UpdatePipeline() at RenderableInstance

example/Vulkan/first_triangle.cpp

@@ -41,6 +41,14 @@ private:
 
 private:
 
+    bool RecreatePipeline()
+    {
+//        pipeline=db->CreatePipeline(material_instance,sc_render_target,OS_TEXT("res/pipeline/solid2d"));
+        pipeline=CreatePipeline(material_instance,InlinePipeline::Solid2D);     //等同上一行，为Framework重载，默认使用swapchain的render target
+        
+        return pipeline;
+    }
+
     bool InitMaterial()
     {
         material_instance=db->CreateMaterialInstance(OS_TEXT("res/material/VertexColor2D"));
@@ -48,10 +56,7 @@ private:
         if(!material_instance)
             return(false);
             
-//        pipeline=db->CreatePipeline(material_instance,sc_render_target,OS_TEXT("res/pipeline/solid2d"));
-        pipeline=CreatePipeline(material_instance,InlinePipeline::Solid2D);     //等同上一行，为Framework重载，默认使用swapchain的render target
-
-        return pipeline;
+        return RecreatePipeline();
     }
 
     bool InitUBO()
@@ -125,6 +130,8 @@ public:
 
         ubo_camera_info->Write(&cam.info);
 
+        RecreatePipeline();
+        render_instance->UpdatePipeline(pipeline);
         BuildCommandBuffer(render_instance);
     }
 };//class TestApp:public VulkanApplicationFramework