| Geant4 Cross Reference |
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25 //
26 // Guy Barrand 18th April 2023
27
28
29 #include "G4ToolsSGWindowsZB.hh"
30
31 #include "G4ToolsSGViewer.hh"
32
33 #include <toolx/Windows/zb_viewer>
34
35 G4ToolsSGWindowsZB::G4ToolsSGWindowsZB():
36 parent
37 ("TOOLSSG_WINDOWS_ZB",
38 "TSG_WINDOWS_ZB",
39 "TOOLSSG_WINDOWS_ZB is a graphics driver based on the g4tools tools/sg scene graph logic where\n\
40 the rendering is done with the g4tools zbuffer and the windowing is done with Microsoft Windows.",
41 parent::threeDInteractive)
42 ,fSGSession(nullptr)
43 {}
44
45 G4ToolsSGWindowsZB::~G4ToolsSGWindowsZB() {
46 delete fSGSession;
47 }
48
49 void G4ToolsSGWindowsZB::Initialise() {
50 if(fSGSession) return; //done.
51 fSGSession = new toolx::Windows::session(G4cout);
52 if(!fSGSession->is_valid()) {
53 G4cerr << "G4ToolsSGWindowsZB::Initialise : session::is_valid() failed." << G4endl;
54 delete fSGSession;
55 fSGSession = nullptr;
56 return;
57 }
58 }
59
60 G4VSceneHandler* G4ToolsSGWindowsZB::CreateSceneHandler(const G4String& a_name) {
61 G4VSceneHandler* pScene = new G4ToolsSGSceneHandler(*this, a_name);
62 return pScene;
63 }
64
65 G4VViewer* G4ToolsSGWindowsZB::CreateViewer(G4VSceneHandler& a_scene,const G4String& a_name) {
66 if(!fSGSession) Initialise();
67 if(!fSGSession) return nullptr;
68 G4VViewer* pView =
69 new G4ToolsSGViewer<toolx::Windows::session,toolx::Windows::zb_viewer>(*fSGSession,(G4ToolsSGSceneHandler&)a_scene,a_name);
70 if (pView) {
71 if (pView->GetViewId() < 0) {
72 G4cerr <<
73 "G4ToolsSGWindowsZB::CreateViewer: ERROR flagged by negative"
74 " view id in G4ToolsSGViewer creation."
75 "\n Destroying view and returning null pointer."
76 << G4endl;
77 delete pView;
78 pView = nullptr;
79 }
80 }
81 if (!pView) {
82 G4cerr <<
83 "G4ToolsSGWindowsZB::CreateViewer: ERROR: null pointer on new G4ToolsSGViewer."
84 << G4endl;
85 }
86 return pView;
87 }
88