| Geant4 Cross Reference |
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25 //
26 //
27
28 #include "G4RayTracerSceneHandler.hh"
29
30 #include "G4VisManager.hh"
31
32 #define G4warn G4cout
33
34 G4int G4RayTracerSceneHandler::fSceneIdCount = 0;
35
36 G4RayTracerSceneHandler::G4RayTracerSceneHandler(G4VGraphicsSystem& system,
37 const G4String& name)
38 : G4VSceneHandler(system, fSceneIdCount++, name)
39 {
40 // Keep vis manager happy when someone opens a ray tracer with "/vis/open
41 // RayTracer" but uses the ray tracer with "/vis/rayTracer" commands
42 // before creating any scenes, for example, instead of using
43 // "/vis/drawVolume"...
44 G4VisManager* visManager = G4VisManager::GetInstance();
45 if(visManager) {
46 G4Scene* pScene = visManager->GetCurrentScene();
47 if (!pScene) {
48 // Create new scene like /vis/scene/create...
49 fpScene = new G4Scene("dummy-ray-tracer-scene");
50 // Add dummy run-duration model to avoid world being added and
51 // notifyHandler being invoked...
52 fpScene->AddWorldIfEmpty();
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
61 G4RayTracerSceneHandler::~G4RayTracerSceneHandler()
62 {}
63
64 void G4RayTracerSceneHandler::ClearStore()
65 {
66 fSceneVisAttsMap.clear();
67 }
68
69 G4bool G4RayTracerSceneHandler::PathLessThan::operator()
70 (const G4ModelingParameters::PVPointerCopyNoPath& a,
71 const G4ModelingParameters::PVPointerCopyNoPath& b) const
72 {
73 if (a.size() != b.size()) return a.size() < b.size();
74 auto ia = a.begin();
75 auto ib = b.begin();
76 for (; ia != a.end(); ++ia, ++ib) {
77 if (ia->GetPVPointer() < ib->GetPVPointer()) return true;
78 if (ia->GetPVPointer() > ib->GetPVPointer()) return false;
79 // Pointers equal
80 if (ia->GetCopyNo() < ib->GetCopyNo()) return true;
81 if (ia->GetCopyNo() > ib->GetCopyNo()) return false;
82 // Both pointers and copy no are equal - continue
83 }
84 // Equality
85 return false;
86 }
87
88 void G4RayTracerSceneHandler::BuildVisAttsMap (const G4VSolid&)
89 {
90 // Build map of vis attributes
91
92 G4PhysicalVolumeModel* fpPVModel = dynamic_cast<G4PhysicalVolumeModel*>(fpModel);
93 if (fpPVModel) {
94 G4ModelingParameters::PVPointerCopyNoPath temp;
95 for (const auto& nodeID: fpPVModel->GetFullPVPath()) {
96 // Build an element from the nodeid.
97 temp.push_back(G4ModelingParameters::PVPointerCopyNo(nodeID.GetPhysicalVolume(),nodeID.GetCopyNo()));
98 }
99 const G4VisAttributes* pVisAtts = fpVisAttribs;
100 if (!pVisAtts) {
101 // Shouldn't happen.
102 if (G4VisManager::GetInstance()->GetVerbosity() >= G4VisManager::warnings) {
103 G4warn <<
104 "WARNING: G4RayTracerSceneHandler::BuildVisAttsMap: null vis atts pointer."
105 "\n Using a default vis atts."
106 << G4endl;
107 }
108 static const G4VisAttributes defaultVisAtts;
109 pVisAtts = &defaultVisAtts;
110 }
111 // Copy vis atts into the vis atts map
112 fSceneVisAttsMap[temp] = *pVisAtts;
113 }
114 }
115
116