//BBTK_INPUT(RenderingViewer,RendererSA,"Renderer to show surface rendering image" ,vtkRenderer*, "");
//BBTK_INPUT(RenderingViewer,RendererSB,"Renderer to show surface rendering image" ,vtkRenderer*, "");
//BBTK_INPUT(RenderingViewer,RendererSC,"Renderer to show surface rendering image" ,vtkRenderer*, "");
//BBTK_INPUT(RenderingViewer,RendererSA,"Renderer to show surface rendering image" ,vtkRenderer*, "");
//BBTK_INPUT(RenderingViewer,RendererSB,"Renderer to show surface rendering image" ,vtkRenderer*, "");
//BBTK_INPUT(RenderingViewer,RendererSC,"Renderer to show surface rendering image" ,vtkRenderer*, "");