mOverlayReslice->SetResliceTransform(mConcatenatedOverlayTransform);
#if VTK_MAJOR_VERSION <= 5
mOverlayReslice->SetInput(0, mOverlay->GetFirstVTKImageData());
mOverlayReslice->SetResliceTransform(mConcatenatedOverlayTransform);
#if VTK_MAJOR_VERSION <= 5
mOverlayReslice->SetInput(0, mOverlay->GetFirstVTKImageData());