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1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of *
6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and *
7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file *
8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These *
9 // * include a list of copyright holders. 9 // * include a list of copyright holders. *
10 // * 10 // * *
11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above *
16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. *
17 // * 17 // * *
18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. *
20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or *
21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its *
22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your *
23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. *
24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
27 // 27 //
28 // 28 //
29 // Andrew Walkden 7th February 1997 29 // Andrew Walkden 7th February 1997
30 // Class G4OpenGLStoredXViewer : a class deriv 30 // Class G4OpenGLStoredXViewer : a class derived from G4OpenGLXViewer and
31 // G4OpenGLStoredV 31 // G4OpenGLStoredViewer.
32 32
33 #include "G4OpenGLStoredXViewer.hh" 33 #include "G4OpenGLStoredXViewer.hh"
34 34
35 #include "G4OpenGLStoredSceneHandler.hh" 35 #include "G4OpenGLStoredSceneHandler.hh"
36 #include "G4ios.hh" 36 #include "G4ios.hh"
37 #include "G4Threading.hh" 37 #include "G4Threading.hh"
38 38
39 G4OpenGLStoredXViewer:: 39 G4OpenGLStoredXViewer::
40 G4OpenGLStoredXViewer (G4OpenGLStoredSceneHand 40 G4OpenGLStoredXViewer (G4OpenGLStoredSceneHandler& sceneHandler,
41 const G4String& name) 41 const G4String& name)
42 : G4VViewer (sceneHandler, sceneHandler.Incre 42 : G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
43 G4OpenGLViewer (sceneHandler), 43 G4OpenGLViewer (sceneHandler),
44 G4OpenGLXViewer (sceneHandler), 44 G4OpenGLXViewer (sceneHandler),
45 G4OpenGLStoredViewer (sceneHandler) 45 G4OpenGLStoredViewer (sceneHandler)
46 { 46 {
47 if (fViewId < 0) return; // In case error i 47 if (fViewId < 0) return; // In case error in base class instantiation.
48 48
49 if (!vi_stored) { 49 if (!vi_stored) {
50 fViewId = -1; // This flags an error. 50 fViewId = -1; // This flags an error.
51 G4cerr << "G4OpenGLStoredXViewer::G4OpenGL 51 G4cerr << "G4OpenGLStoredXViewer::G4OpenGLStoredXViewer -"
52 " G4OpenGLXViewer couldn't get a visual. 52 " G4OpenGLXViewer couldn't get a visual." << G4endl;
53 return; 53 return;
54 } 54 }
55 } 55 }
56 56
57 G4OpenGLStoredXViewer::~G4OpenGLStoredXViewer 57 G4OpenGLStoredXViewer::~G4OpenGLStoredXViewer () {}
58 58
59 void G4OpenGLStoredXViewer::Initialise () { 59 void G4OpenGLStoredXViewer::Initialise () {
60 60
61 #ifdef G4DEBUG_VIS_OGL 61 #ifdef G4DEBUG_VIS_OGL
62 printf("G4OpenGLStoredXViewer::Initialise\n" 62 printf("G4OpenGLStoredXViewer::Initialise\n");
63 #endif 63 #endif
64 CreateGLXContext (vi_stored); 64 CreateGLXContext (vi_stored);
65 CreateMainWindow (); 65 CreateMainWindow ();
66 CreateFontLists (); 66 CreateFontLists ();
67 67
68 InitializeGLView (); 68 InitializeGLView ();
69 69
70 glDrawBuffer (GL_BACK); 70 glDrawBuffer (GL_BACK);
71 } 71 }
72 72
73 void G4OpenGLStoredXViewer::DrawView () { 73 void G4OpenGLStoredXViewer::DrawView () {
74 74
75 #ifdef G4DEBUG_VIS_OGL 75 #ifdef G4DEBUG_VIS_OGL
76 printf("G4OpenGLStoredXViewer::DrawView\n"); 76 printf("G4OpenGLStoredXViewer::DrawView\n");
77 #endif 77 #endif
78 78
79 G4ViewParameters::DrawingStyle style = GetVi 79 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
80 80
81 // See if things have changed from last time 81 // See if things have changed from last time and remake if necessary...
82 // The fNeedKernelVisit flag might have been 82 // The fNeedKernelVisit flag might have been set by the user in
83 // /vis/viewer/rebuild, but if not, make dec 83 // /vis/viewer/rebuild, but if not, make decision and set flag only
84 // if necessary... 84 // if necessary...
85 if (!fNeedKernelVisit) KernelVisitDecision ( 85 if (!fNeedKernelVisit) KernelVisitDecision ();
86 fLastVP = fVP; 86 fLastVP = fVP;
87 G4bool kernelVisitWasNeeded = fNeedKernelVis 87 G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets).
88 ProcessView (); 88 ProcessView ();
89 89
90 if(style!=G4ViewParameters::hlr && haloing_e 90 if(style!=G4ViewParameters::hlr && haloing_enabled) {
91 91
92 HaloingFirstPass (); 92 HaloingFirstPass ();
93 DrawDisplayLists (); 93 DrawDisplayLists ();
94 #ifdef G4DEBUG_VIS_OGL 94 #ifdef G4DEBUG_VIS_OGL
95 printf("G4OpenGLStoredXViewer::DrawView flus 95 printf("G4OpenGLStoredXViewer::DrawView flush \n");
96 #endif 96 #endif
97 glFlush (); 97 glFlush ();
98 98
99 HaloingSecondPass (); 99 HaloingSecondPass ();
100 100
101 DrawDisplayLists (); 101 DrawDisplayLists ();
102 102
103 } else { 103 } else {
104 104
105 if (!kernelVisitWasNeeded) { 105 if (!kernelVisitWasNeeded) {
106 #ifdef G4DEBUG_VIS_OGL 106 #ifdef G4DEBUG_VIS_OGL
107 printf("G4OpenGLStoredXViewer::DrawView 107 printf("G4OpenGLStoredXViewer::DrawView NO need kernel visit\n");
108 #endif 108 #endif
109 DrawDisplayLists (); 109 DrawDisplayLists ();
110 110
111 } else { 111 } else {
112 112
113 #ifdef G4DEBUG_VIS_OGL 113 #ifdef G4DEBUG_VIS_OGL
114 printf("G4OpenGLStoredXViewer::DrawView 114 printf("G4OpenGLStoredXViewer::DrawView NEED kernel visit\n");
115 #endif 115 #endif
116 // However, union cutaways are implemented 116 // However, union cutaways are implemented in DrawDisplayLists, so make
117 // an extra pass... 117 // an extra pass...
118 if (fVP.IsCutaway() && 118 if (fVP.IsCutaway() &&
119 fVP.GetCutawayMode() == G4ViewParameters:: 119 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) {
120 ClearView(); 120 ClearView();
121 DrawDisplayLists (); 121 DrawDisplayLists ();
122 } else { // ADD TO AVOID KernelVisit=1 a 122 } else { // ADD TO AVOID KernelVisit=1 and nothing to display
123 DrawDisplayLists (); 123 DrawDisplayLists ();
124 } 124 }
125 } 125 }
126 } 126 }
127 127
128 FinishView (); 128 FinishView ();
129 129
130 } 130 }
131 131
132 void G4OpenGLStoredXViewer::FinishView () { 132 void G4OpenGLStoredXViewer::FinishView () {
133 #ifdef G4DEBUG_VIS_OGL 133 #ifdef G4DEBUG_VIS_OGL
134 printf("G4OpenGLStoredXViewer::FinishView\n" 134 printf("G4OpenGLStoredXViewer::FinishView\n");
135 #endif 135 #endif
136 136
137 // glXWaitGL (); //Wait for effects of all pr 137 // glXWaitGL (); //Wait for effects of all previous OpenGL commands to
138 //be propagated before progres 138 //be propagated before progressing.
139 // JA: Commented out July 2021 - slows renderi 139 // JA: Commented out July 2021 - slows rendering down in some cases and I
140 // don't see any adverse effects. 140 // don't see any adverse effects.
141 141
142 #ifdef G4DEBUG_VIS_OGL 142 #ifdef G4DEBUG_VIS_OGL
143 printf("G4OpenGLStoredXViewer::FinishView fl 143 printf("G4OpenGLStoredXViewer::FinishView flush \n");
144 #endif 144 #endif
145 glFlush (); //FIXME 145 glFlush (); //FIXME
146 146
147 GLint renderMode; 147 GLint renderMode;
148 glGetIntegerv(GL_RENDER_MODE, &renderMode); 148 glGetIntegerv(GL_RENDER_MODE, &renderMode);
149 if (renderMode == GL_RENDER) glXSwapBuffers 149 if (renderMode == GL_RENDER) glXSwapBuffers (dpy, win);
150 } 150 }
151 151