| Geant4 Cross Reference |
1 // 1
2 // *******************************************
3 // * License and Disclaimer
4 // *
5 // * The Geant4 software is copyright of th
6 // * the Geant4 Collaboration. It is provided
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12 // * institutes,nor the agencies providing fin
13 // * work make any representation or warran
14 // * regarding this software system or assum
15 // * use. Please see the license in the file
16 // * for the full disclaimer and the limitatio
17 // *
18 // * This code implementation is the result
19 // * technical work of the GEANT4 collaboratio
20 // * By using, copying, modifying or distri
21 // * any work based on the software) you ag
22 // * use in resulting scientific publicati
23 // * acceptance of all terms of the Geant4 Sof
24 // *******************************************
25 //
26 //
27 //
28 //
29 // Andrew Walkden 7th February 1997
30 // Class G4OpenGLStoredXViewer : a class deriv
31 // G4OpenGLStoredV
32
33 #include "G4OpenGLStoredXViewer.hh"
34
35 #include "G4OpenGLStoredSceneHandler.hh"
36 #include "G4ios.hh"
37 #include "G4Threading.hh"
38
39 G4OpenGLStoredXViewer::
40 G4OpenGLStoredXViewer (G4OpenGLStoredSceneHand
41 const G4String& name)
42 : G4VViewer (sceneHandler, sceneHandler.Incre
43 G4OpenGLViewer (sceneHandler),
44 G4OpenGLXViewer (sceneHandler),
45 G4OpenGLStoredViewer (sceneHandler)
46 {
47 if (fViewId < 0) return; // In case error i
48
49 if (!vi_stored) {
50 fViewId = -1; // This flags an error.
51 G4cerr << "G4OpenGLStoredXViewer::G4OpenGL
52 " G4OpenGLXViewer couldn't get a visual.
53 return;
54 }
55 }
56
57 G4OpenGLStoredXViewer::~G4OpenGLStoredXViewer
58
59 void G4OpenGLStoredXViewer::Initialise () {
60
61 #ifdef G4DEBUG_VIS_OGL
62 printf("G4OpenGLStoredXViewer::Initialise\n"
63 #endif
64 CreateGLXContext (vi_stored);
65 CreateMainWindow ();
66 CreateFontLists ();
67
68 InitializeGLView ();
69
70 glDrawBuffer (GL_BACK);
71 }
72
73 void G4OpenGLStoredXViewer::DrawView () {
74
75 #ifdef G4DEBUG_VIS_OGL
76 printf("G4OpenGLStoredXViewer::DrawView\n");
77 #endif
78
79 G4ViewParameters::DrawingStyle style = GetVi
80
81 // See if things have changed from last time
82 // The fNeedKernelVisit flag might have been
83 // /vis/viewer/rebuild, but if not, make dec
84 // if necessary...
85 if (!fNeedKernelVisit) KernelVisitDecision (
86 fLastVP = fVP;
87 G4bool kernelVisitWasNeeded = fNeedKernelVis
88 ProcessView ();
89
90 if(style!=G4ViewParameters::hlr && haloing_e
91
92 HaloingFirstPass ();
93 DrawDisplayLists ();
94 #ifdef G4DEBUG_VIS_OGL
95 printf("G4OpenGLStoredXViewer::DrawView flus
96 #endif
97 glFlush ();
98
99 HaloingSecondPass ();
100
101 DrawDisplayLists ();
102
103 } else {
104
105 if (!kernelVisitWasNeeded) {
106 #ifdef G4DEBUG_VIS_OGL
107 printf("G4OpenGLStoredXViewer::DrawView
108 #endif
109 DrawDisplayLists ();
110
111 } else {
112
113 #ifdef G4DEBUG_VIS_OGL
114 printf("G4OpenGLStoredXViewer::DrawView
115 #endif
116 // However, union cutaways are implemented
117 // an extra pass...
118 if (fVP.IsCutaway() &&
119 fVP.GetCutawayMode() == G4ViewParameters::
120 ClearView();
121 DrawDisplayLists ();
122 } else { // ADD TO AVOID KernelVisit=1 a
123 DrawDisplayLists ();
124 }
125 }
126 }
127
128 FinishView ();
129
130 }
131
132 void G4OpenGLStoredXViewer::FinishView () {
133 #ifdef G4DEBUG_VIS_OGL
134 printf("G4OpenGLStoredXViewer::FinishView\n"
135 #endif
136
137 // glXWaitGL (); //Wait for effects of all pr
138 //be propagated before progres
139 // JA: Commented out July 2021 - slows renderi
140 // don't see any adverse effects.
141
142 #ifdef G4DEBUG_VIS_OGL
143 printf("G4OpenGLStoredXViewer::FinishView fl
144 #endif
145 glFlush (); //FIXME
146
147 GLint renderMode;
148 glGetIntegerv(GL_RENDER_MODE, &renderMode);
149 if (renderMode == GL_RENDER) glXSwapBuffers
150 }
151