Geant4_10
G4RayTracerSceneHandler.cc
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27 // $Id: G4RayTracerSceneHandler.cc 66870 2013-01-14 23:38:59Z adotti $
28 
30 #include "G4VisManager.hh"
31 
33  const G4String& name):
34  G4VSceneHandler(system, fSceneIdCount++, name)
35 {
36  // Ray Tracer does not use the vis concept of scene (G4Scene) - keep
37  // vis manager happy when someone opens a ray tracer with "/vis/open
38  // RayTracer" but uses the ray tracer with "/vis/rayTracer" commands
39  // before creating any scenes, for example, instead of using
40  // "/vis/drawVolume"...
41  G4VisManager* visManager = G4VisManager::GetInstance();
42  if(visManager) {
43  G4Scene* pScene = visManager->GetCurrentScene();
44  if (!pScene) {
45  // Create new scene like /vis/scene/create...
46  fpScene = new G4Scene("dummy-ray-tracer-scene");
47  // Add dummy run-duration model to avoid world being added and
48  // notifyHandler being invoked...
50  // Add to vis manager list; ownership thereby passes to vis manager...
51  visManager->SetSceneList().push_back(fpScene);
52  // ...and make current...
53  visManager->SetCurrentScene(fpScene);
54  }
55  }
56 }
57 
59 {}
60 
61 G4int G4RayTracerSceneHandler::fSceneIdCount = 0;
G4RayTracerSceneHandler(G4VGraphicsSystem &system, const G4String &name="")
const XML_Char * name
Definition: expat.h:151
void SetCurrentScene(G4Scene *)
int G4int
Definition: G4Types.hh:78
G4SceneList & SetSceneList()
G4bool AddWorldIfEmpty(G4bool warn=false)
Definition: G4Scene.cc:154
system("rm -rf dna.root")
G4Scene * GetCurrentScene() const