// mVolume->GetProperty()->SetColor( bbGetInputColour()[0], bbGetInputColour()[1], bbGetInputColour()[2] );
// mVolume->GetProperty()->SetOpacity( bbGetInputOpacity() );
// mVolume->GetProperty()->SetColor( bbGetInputColour()[0], bbGetInputColour()[1], bbGetInputColour()[2] );
// mVolume->GetProperty()->SetOpacity( bbGetInputOpacity() );