message: Avoid overlap with old ADA
  Avoid overlap with old ADA
diff: @@ -859,8 +859,13 @@ void AliPIPEv3::CreateGeometry()
  new TGeoTube(kRB24CuTubeRi, kRB24CuTubeRo, kRB24CuTubeL/2.), kMedCuH);
  voRB24CuTubeM->AddNode(voRB24CuTube, 1, gGeoIdentity);
  // Air outside tube with higher transport cuts
  + new TGeoTube("shRB24CuTubeA_mother", 25., 100., (kRB24CuTubeL - 144.)/2.); // mother air volume
  + new TGeoTube("shRB24CuTubeA_oldADA", 0., 200., 12./2.); // to avoid overlap with old ADA
  + (new TGeoTranslation("trA_oldADA" , 0., 0., (kRB24CuTubeL - 144.)/2. - 73.0))->RegisterYourself();
  +
  TGeoVolume* voRB24CuTubeA = new TGeoVolume("voRB24CuTubeA",
  - new TGeoTube(25., 100., (kRB24CuTubeL - 144.)/2.), kMedAirHigh);
  + new TGeoCompositeShape("shRB24CuTubeA", "shRB24CuTubeA_mother-shRB24CuTubeA_oldADA:trA_oldADA"), kMedAirHigh);
  + // voRB24CuTubeA->SetLineColor(kBlue); // <- for debug.
  voRB24CuTubeA->SetVisibility(0);
  // Simplified DN 100 Flange
  TGeoVolume* voRB24CuTubeF = new TGeoVolume("voRB24CuTubeF",
  