Geant4 11.1.1
Toolkit for the simulation of the passage of particles through matter
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G4ToolsSGOffscreen.cc
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26// Guy Barrand 09th June 2022
27
28#include "G4ToolsSGOffscreen.hh"
29
31
32#include <tools/offscreen/sg_viewer>
33
36("TOOLSSG_OFFSCREEN",
37 "TSG_OFFSCREEN",
38 "TOOLSSG_OFFSCREEN is a graphics driver based on the g4tools tools/sg scene graph logic where\n\
39 the rendering is done by using various offscreen library as tools/sg/zb, gl2ps, png, jpeg.",
40 parent::threeDInteractive)
41,fSGSession(nullptr)
42{}
43
45 delete fSGSession;
46}
47
49 if(fSGSession) return; //done.
50 fSGSession = new tools::offscreen::session(G4cout);
51 if(!fSGSession->is_valid()) {
52 G4cerr << "G4ToolsSGOffscreen::Initialise : session::is_valid() failed." << G4endl;
53 delete fSGSession;
54 fSGSession = nullptr;
55 return;
56 }
57}
58
60 G4VSceneHandler* pScene = new G4ToolsSGSceneHandler(*this,a_name);
61 return pScene;
62}
63
66 if(!fSGSession) return nullptr;
68 if (pView) {
69 if (pView->GetViewId() < 0) {
70 G4cerr <<
71 "G4ToolsSGOffscreen::CreateViewer: ERROR flagged by negative"
72 " view id in G4ToolsSGViewer creation."
73 "\n Destroying view and returning null pointer."
74 << G4endl;
75 delete pView;
76 pView = nullptr;
77 }
78 }
79 if (!pView) {
80 G4cerr <<
81 "G4ToolsSGOffscreen::CreateViewer: ERROR: null pointer on new G4ToolsSGViewer."
82 << G4endl;
83 }
84 return pView;
85}
86
88{
89 //G4bool isCompatible = true;
90 //return isCompatible;
91 return true;
92}
bool G4bool
Definition: G4Types.hh:86
G4GLOB_DLL std::ostream G4cerr
#define G4endl
Definition: G4ios.hh:57
G4GLOB_DLL std::ostream G4cout
G4VViewer * CreateViewer(G4VSceneHandler &, const G4String &name="")
G4VSceneHandler * CreateSceneHandler(const G4String &name="")
G4bool IsUISessionCompatible() const
tools::offscreen::session * fSGSession
G4int GetViewId() const