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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 // $Id: G4OpenGLStoredXViewer.cc,v 1.27 2010-06-03 08:26:55 allison Exp $
>> 28 // GEANT4 tag $Name: geant4-09-04-patch-02 $
27 // 29 //
28 // 30 //
29 // Andrew Walkden 7th February 1997 31 // Andrew Walkden 7th February 1997
30 // Class G4OpenGLStoredXViewer : a class deriv 32 // Class G4OpenGLStoredXViewer : a class derived from G4OpenGLXViewer and
31 // G4OpenGLStoredV 33 // G4OpenGLStoredViewer.
32 34
>> 35 #ifdef G4VIS_BUILD_OPENGLX_DRIVER
>> 36
33 #include "G4OpenGLStoredXViewer.hh" 37 #include "G4OpenGLStoredXViewer.hh"
34 38
35 #include "G4OpenGLStoredSceneHandler.hh" <<
36 #include "G4ios.hh" 39 #include "G4ios.hh"
37 #include "G4Threading.hh" <<
38 40
39 G4OpenGLStoredXViewer:: 41 G4OpenGLStoredXViewer::
40 G4OpenGLStoredXViewer (G4OpenGLStoredSceneHand 42 G4OpenGLStoredXViewer (G4OpenGLStoredSceneHandler& sceneHandler,
41 const G4String& name) 43 const G4String& name)
42 : G4VViewer (sceneHandler, sceneHandler.Incre 44 : G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
43 G4OpenGLViewer (sceneHandler), 45 G4OpenGLViewer (sceneHandler),
44 G4OpenGLXViewer (sceneHandler), 46 G4OpenGLXViewer (sceneHandler),
45 G4OpenGLStoredViewer (sceneHandler) 47 G4OpenGLStoredViewer (sceneHandler)
46 { 48 {
47 if (fViewId < 0) return; // In case error i 49 if (fViewId < 0) return; // In case error in base class instantiation.
48 50
49 if (!vi_stored) { 51 if (!vi_stored) {
50 fViewId = -1; // This flags an error. 52 fViewId = -1; // This flags an error.
51 G4cerr << "G4OpenGLStoredXViewer::G4OpenGL 53 G4cerr << "G4OpenGLStoredXViewer::G4OpenGLStoredXViewer -"
52 " G4OpenGLXViewer couldn't get a visual. 54 " G4OpenGLXViewer couldn't get a visual." << G4endl;
53 return; 55 return;
54 } 56 }
55 } 57 }
56 58
57 G4OpenGLStoredXViewer::~G4OpenGLStoredXViewer 59 G4OpenGLStoredXViewer::~G4OpenGLStoredXViewer () {}
58 60
59 void G4OpenGLStoredXViewer::Initialise () { 61 void G4OpenGLStoredXViewer::Initialise () {
60 62
61 #ifdef G4DEBUG_VIS_OGL 63 #ifdef G4DEBUG_VIS_OGL
62 printf("G4OpenGLStoredXViewer::Initialise\n" 64 printf("G4OpenGLStoredXViewer::Initialise\n");
63 #endif 65 #endif
64 CreateGLXContext (vi_stored); 66 CreateGLXContext (vi_stored);
65 CreateMainWindow (); 67 CreateMainWindow ();
66 CreateFontLists (); 68 CreateFontLists ();
67 69
68 InitializeGLView (); 70 InitializeGLView ();
69 71
70 glDrawBuffer (GL_BACK); << 72 // clear the buffers and window.
>> 73 ClearView ();
>> 74 FinishView ();
>> 75
>> 76 glDepthFunc (GL_LEQUAL);
>> 77 glDepthMask (GL_TRUE);
71 } 78 }
72 79
73 void G4OpenGLStoredXViewer::DrawView () { 80 void G4OpenGLStoredXViewer::DrawView () {
74 81
75 #ifdef G4DEBUG_VIS_OGL 82 #ifdef G4DEBUG_VIS_OGL
76 printf("G4OpenGLStoredXViewer::DrawView\n"); 83 printf("G4OpenGLStoredXViewer::DrawView\n");
77 #endif 84 #endif
>> 85 //Make sure current viewer is attached and clean...
>> 86 glXMakeCurrent (dpy, win, cx);
78 87
79 G4ViewParameters::DrawingStyle style = GetVi 88 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
80 89
81 // See if things have changed from last time << 90 //See if things have changed from last time and remake if necessary...
82 // The fNeedKernelVisit flag might have been 91 // The fNeedKernelVisit flag might have been set by the user in
83 // /vis/viewer/rebuild, but if not, make dec 92 // /vis/viewer/rebuild, but if not, make decision and set flag only
84 // if necessary... 93 // if necessary...
85 if (!fNeedKernelVisit) KernelVisitDecision ( 94 if (!fNeedKernelVisit) KernelVisitDecision ();
86 fLastVP = fVP; <<
87 G4bool kernelVisitWasNeeded = fNeedKernelVis 95 G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets).
88 ProcessView (); 96 ProcessView ();
89 97
90 if(style!=G4ViewParameters::hlr && haloing_e << 98 if(style!=G4ViewParameters::hlr &&
>> 99 haloing_enabled) {
91 100
92 HaloingFirstPass (); 101 HaloingFirstPass ();
93 DrawDisplayLists (); 102 DrawDisplayLists ();
94 #ifdef G4DEBUG_VIS_OGL 103 #ifdef G4DEBUG_VIS_OGL
95 printf("G4OpenGLStoredXViewer::DrawView flus 104 printf("G4OpenGLStoredXViewer::DrawView flush \n");
96 #endif 105 #endif
97 glFlush (); 106 glFlush ();
98 107
99 HaloingSecondPass (); 108 HaloingSecondPass ();
100 109
101 DrawDisplayLists (); 110 DrawDisplayLists ();
>> 111 FinishView ();
102 112
103 } else { 113 } else {
104 114
>> 115 // If kernel visit was needed, drawing and FinishView will already
>> 116 // have been done, so...
105 if (!kernelVisitWasNeeded) { 117 if (!kernelVisitWasNeeded) {
106 #ifdef G4DEBUG_VIS_OGL 118 #ifdef G4DEBUG_VIS_OGL
107 printf("G4OpenGLStoredXViewer::DrawView 119 printf("G4OpenGLStoredXViewer::DrawView NO need kernel visit\n");
108 #endif 120 #endif
109 DrawDisplayLists (); 121 DrawDisplayLists ();
110 << 122 FinishView ();
111 } else { 123 } else {
112 <<
113 #ifdef G4DEBUG_VIS_OGL 124 #ifdef G4DEBUG_VIS_OGL
114 printf("G4OpenGLStoredXViewer::DrawView 125 printf("G4OpenGLStoredXViewer::DrawView NEED kernel visit\n");
115 #endif 126 #endif
116 // However, union cutaways are implemented 127 // However, union cutaways are implemented in DrawDisplayLists, so make
117 // an extra pass... 128 // an extra pass...
118 if (fVP.IsCutaway() && 129 if (fVP.IsCutaway() &&
119 fVP.GetCutawayMode() == G4ViewParameters:: 130 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) {
120 ClearView(); 131 ClearView();
121 DrawDisplayLists (); 132 DrawDisplayLists ();
>> 133 FinishView ();
122 } else { // ADD TO AVOID KernelVisit=1 a 134 } else { // ADD TO AVOID KernelVisit=1 and nothing to display
123 DrawDisplayLists (); 135 DrawDisplayLists ();
>> 136 FinishView ();
124 } 137 }
125 } 138 }
126 } 139 }
127 <<
128 FinishView (); <<
129 <<
130 } 140 }
131 141
132 void G4OpenGLStoredXViewer::FinishView () { 142 void G4OpenGLStoredXViewer::FinishView () {
133 #ifdef G4DEBUG_VIS_OGL 143 #ifdef G4DEBUG_VIS_OGL
134 printf("G4OpenGLStoredXViewer::FinishView\n" 144 printf("G4OpenGLStoredXViewer::FinishView\n");
135 #endif 145 #endif
136 << 146 glXWaitGL (); //Wait for effects of all previous OpenGL commands to
137 // glXWaitGL (); //Wait for effects of all pr << 147 //be propogated before progressing.
138 //be propagated before progres <<
139 // JA: Commented out July 2021 - slows renderi <<
140 // don't see any adverse effects. <<
141 148
142 #ifdef G4DEBUG_VIS_OGL 149 #ifdef G4DEBUG_VIS_OGL
143 printf("G4OpenGLStoredXViewer::FinishView fl 150 printf("G4OpenGLStoredXViewer::FinishView flush \n");
144 #endif 151 #endif
145 glFlush (); //FIXME 152 glFlush (); //FIXME
146 153
147 GLint renderMode; 154 GLint renderMode;
148 glGetIntegerv(GL_RENDER_MODE, &renderMode); 155 glGetIntegerv(GL_RENDER_MODE, &renderMode);
149 if (renderMode == GL_RENDER) glXSwapBuffers 156 if (renderMode == GL_RENDER) glXSwapBuffers (dpy, win);
150 } 157 }
>> 158
>> 159 #endif
151 160