| Geant4 Cross Reference |
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25 //
26 // Guy Barrand 6th March 2021
27
28
29 #include "G4ToolsSGWindowsGLES.hh"
30
31 #include "G4ToolsSGViewer.hh"
32 #include <toolx/Windows/sg_viewer>
33
34 G4ToolsSGWindowsGLES::G4ToolsSGWindowsGLES():
35 parent
36 ("TOOLSSG_WINDOWS_GLES",
37 "TSG_WINDOWS_GLES",
38 "TOOLSSG_WINDOWS_GLES is a graphics driver based on the g4tools tools/sg scene graph logic where\n\
39 the rendering is done with Microsoft GLES and the windowing is done with Microsoft Windows.",
40 parent::threeDInteractive)
41 ,fSGSession(nullptr)
42 {}
43
44 G4ToolsSGWindowsGLES::~G4ToolsSGWindowsGLES() {
45 delete fSGSession;
46 }
47
48 void G4ToolsSGWindowsGLES::Initialise() {
49 if(fSGSession) return; //done.
50 fSGSession = new toolx::Windows::session(G4cout);
51 if(!fSGSession->is_valid()) {
52 G4cerr << "G4ToolsSGWindowsGLES::Initialise : session::is_valid() failed." << G4endl;
53 delete fSGSession;
54 fSGSession = nullptr;
55 return;
56 }
57 }
58
59 G4VSceneHandler* G4ToolsSGWindowsGLES::CreateSceneHandler(const G4String& a_name) {
60 G4VSceneHandler* pScene = new G4ToolsSGSceneHandler(*this, a_name);
61 return pScene;
62 }
63
64 G4VViewer* G4ToolsSGWindowsGLES::CreateViewer(G4VSceneHandler& a_scene,const G4String& a_name) {
65 if(!fSGSession) Initialise();
66 if(!fSGSession) return nullptr;
67 G4VViewer* pView =
68 new G4ToolsSGViewer<toolx::Windows::session,toolx::Windows::sg_viewer>(*fSGSession,(G4ToolsSGSceneHandler&)a_scene,a_name);
69 if (pView) {
70 if (pView->GetViewId() < 0) {
71 G4cerr <<
72 "G4ToolsSGWindowsGLES::CreateViewer: ERROR flagged by negative"
73 " view id in G4ToolsSGViewer creation."
74 "\n Destroying view and returning null pointer."
75 << G4endl;
76 delete pView;
77 pView = nullptr;
78 }
79 }
80 if (!pView) {
81 G4cerr <<
82 "G4ToolsSGWindowsGLES::CreateViewer: ERROR: null pointer on new G4ToolsSGViewer."
83 << G4endl;
84 }
85 return pView;
86 }
87