-//------------------------------------------------------------------------------
-// void vvROIActor::UpdateOpacity(double d) {
-// if (d == mOpacity) return;
-// mOpacity = d;
-// for(unsigned int i=0; i<mOverlayActors.size(); i++) {
-// mOverlayActors[i]->SetOpacity(d);
-// mOverlayActors[i]->UpdateColor();
-// }
-// mSlicerManager->Render();
-// }
-//------------------------------------------------------------------------------
-
-