swh:1:snp:af87cd67498ef4fe47c76ed3e7caffe5b61facaf
Tip revision: b021ae86a45df12d6cad5f1793090c8c98ac49fd authored by Rene Brun on 30 June 2009, 07:26:56 UTC
Tagging production version v5-24-00
Tagging production version v5-24-00
Tip revision: b021ae8
geom_alias.C
// @(#)root/eve:$Id$
// Author: Matevz Tadel
// Demonstates usage of geometry aliases - merge ALICE ITS with ATLAS MUON.
void geom_alias()
{
TEveManager::Create();
gEve->RegisterGeometryAlias("ALICE", "http://root.cern.ch/files/alice.root");
gEve->RegisterGeometryAlias("ATLAS", "http://root.cern.ch/files/atlas.root");
gGeoManager = gEve->GetGeometryByAlias("ALICE");
TGeoNode* node1 = gGeoManager->GetTopVolume()->FindNode("ITSV_1");
TEveGeoTopNode* its = new TEveGeoTopNode(gGeoManager, node1);
gEve->AddGlobalElement(its);
gGeoManager = gEve->GetGeometryByAlias("ATLAS");
TGeoNode* node2 = gGeoManager->GetTopVolume()->FindNode("OUTE_1");
TEveGeoTopNode* atlas = new TEveGeoTopNode(gGeoManager, node2);
gEve->AddGlobalElement(atlas);
gEve->FullRedraw3D(kTRUE);
// EClipType not exported to CINT (see TGLUtil.h):
// 0 - no clip, 1 - clip plane, 2 - clip box
TGLViewer *v = gEve->GetDefaultGLViewer();
v->GetClipSet()->SetClipType(2);
v->RefreshPadEditor(v);
v->CurrentCamera().RotateRad(-0.5, -2.4);
v->DoDraw();
}