geom_cms.C File Reference

Detailed Description

Shows CMS geometry.

 
void geom_cms()
{
   TEveManager::Create();
 
   TFile::SetCacheFileDir(".");
   gGeoManager = gEve->GetGeometry("http://root.cern.ch/files/cms.root");
   gGeoManager->DefaultColors();
 
   auto top = gGeoManager->GetTopVolume()->FindNode("CMSE_1")->GetVolume();
 
   TEveGeoTopNode* trk = new TEveGeoTopNode(gGeoManager, top->FindNode("TRAK_1"));
   trk->SetVisLevel(6);
   gEve->AddGlobalElement(trk);
 
   auto calo = new TEveGeoTopNode(gGeoManager, top->FindNode("CALO_1"));
   calo->SetVisLevel(3);
   gEve->AddGlobalElement(calo);
 
   auto muon = new TEveGeoTopNode(gGeoManager, top->FindNode("MUON_1"));
   muon->SetVisLevel(4);
   gEve->AddGlobalElement(muon);
 
   gEve->FullRedraw3D(kTRUE);
 
   // EClipType not exported to CINT (see TGLUtil.h):
   // 0 - no clip, 1 - clip plane, 2 - clip box
   auto v = gEve->GetDefaultGLViewer();
   v->GetClipSet()->SetClipType(TGLClip::EType(1));
   v->ColorSet().Background().SetColor(kMagenta+4);
   v->SetGuideState(TGLUtil::kAxesEdge, kTRUE, kFALSE, 0);
   v->RefreshPadEditor(v);
 
   v->CurrentCamera().RotateRad(-1.2, 0.5);
   v->DoDraw();
}

Author

Matevz Tadel

Definition in file geom_cms.C.