source: trunk/source/visualization/RayTracer/src/G4RayTracerSceneHandler.cc @ 954

Last change on this file since 954 was 954, checked in by garnier, 15 years ago

remise a jour

File size: 3.0 KB
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27// $Id: G4RayTracerSceneHandler.cc,v 1.10 2006/11/14 14:46:37 allison Exp $
28// GEANT4 tag $Name:  $
29
30#include "G4RayTracerSceneHandler.hh"
31#include "G4VisManager.hh"
32
33G4RayTracerSceneHandler::G4RayTracerSceneHandler(G4VGraphicsSystem& system,
34                                                 const G4String& name):
35  G4VSceneHandler(system, fSceneIdCount++, name)
36{
37  // Ray Tracer does not use the vis concept of scene (G4Scene) - keep
38  // vis manager happy when someone opens a ray tracer with "/vis/open
39  // RayTracer" but uses the ray tracer with "/vis/rayTracer" commands
40  // before creating any scenes, for example, instead of using
41  // "/vis/drawVolume"...
42  G4VisManager* visManager = G4VisManager::GetInstance();
43  if(visManager) {
44    G4Scene* pScene = visManager->GetCurrentScene();
45    if (!pScene) {
46      // Create new scene like /vis/scene/create...
47      fpScene = new G4Scene("dummy-ray-tracer-scene");
48      // Add dummy run-duration model to avoid world being added and
49      // notifyHandler being invoked...
50      fpScene->AddWorldIfEmpty();
51      // Avoid code triggered at end of events...
52      fpScene->SetRefreshAtEndOfEvent(false);
53      // Add to vis manager list; ownership thereby passes to vis manager...
54      visManager->SetSceneList().push_back(fpScene);
55      // ...and make current...
56      visManager->SetCurrentScene(fpScene);
57    }
58  }
59}
60
61G4RayTracerSceneHandler::~G4RayTracerSceneHandler()
62{}
63
64G4int G4RayTracerSceneHandler::fSceneIdCount = 0;
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