wif->SetInput( bbGetInputvtkRenderer()->GetVTKWindow() );
wif->SetMagnification( bbGetInputScale()[0] );
// wif->SetScale( bbGetInputScale()[0], bbGetInputScale()[1] );
wif->SetInputBufferTypeToRGB();
wif->ReadFrontBufferOff();
wif->Update();
wif->SetInput( bbGetInputvtkRenderer()->GetVTKWindow() );
wif->SetMagnification( bbGetInputScale()[0] );
// wif->SetScale( bbGetInputScale()[0], bbGetInputScale()[1] );
wif->SetInputBufferTypeToRGB();
wif->ReadFrontBufferOff();
wif->Update();