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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 *
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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: G4OpenGLImmediateXmViewer.cc,v 1.21 2009/04/08 16:55:44 lgarnier Exp $
>> 28 // GEANT4 tag $Name: geant4-09-03-patch-01 $
27 // 29 //
28 // 30 //
29 // Andrew Walkden 10th February 1997 31 // Andrew Walkden 10th February 1997
30 // Class G4OpenGLImmediateXmViewer : a class d 32 // Class G4OpenGLImmediateXmViewer : a class derived from G4OpenGLXmViewer
31 // and G4O 33 // and G4OpenGLImmediateViewer.
32 34
>> 35 #ifdef G4VIS_BUILD_OPENGLXM_DRIVER
>> 36
33 #include "G4OpenGLImmediateXmViewer.hh" 37 #include "G4OpenGLImmediateXmViewer.hh"
34 #include "G4OpenGLImmediateSceneHandler.hh" 38 #include "G4OpenGLImmediateSceneHandler.hh"
35 39
36 #include "G4ios.hh" 40 #include "G4ios.hh"
37 #include "G4Threading.hh" <<
38 41
39 G4OpenGLImmediateXmViewer:: 42 G4OpenGLImmediateXmViewer::
40 G4OpenGLImmediateXmViewer(G4OpenGLImmediateSce 43 G4OpenGLImmediateXmViewer(G4OpenGLImmediateSceneHandler& sceneHandler,
41 const G4String& name 44 const G4String& name)
42 : G4VViewer (sceneHandler, sceneHandler.Incre 45 : G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
43 G4OpenGLViewer (sceneHandler), 46 G4OpenGLViewer (sceneHandler),
44 G4OpenGLXmViewer (sceneHandler), 47 G4OpenGLXmViewer (sceneHandler),
45 G4OpenGLImmediateViewer (sceneHandler) 48 G4OpenGLImmediateViewer (sceneHandler)
46 { 49 {
47 if (fViewId < 0) return; // In case error i 50 if (fViewId < 0) return; // In case error in base class instantiation.
48 51
49 // ensure a suitable window was found 52 // ensure a suitable window was found
50 if (!vi_immediate) { 53 if (!vi_immediate) {
51 G4cerr << "G4OpenGLImmediateXmViewer::G4Op 54 G4cerr << "G4OpenGLImmediateXmViewer::G4OpenGLImmediateXmViewer -"
52 " G4OpenGLXmViewer couldn't get a visual 55 " G4OpenGLXmViewer couldn't get a visual." << G4endl;
53 fViewId = -1; // This flags an error. 56 fViewId = -1; // This flags an error.
54 return; 57 return;
55 } 58 }
56 } 59 }
57 60
58 G4OpenGLImmediateXmViewer::~G4OpenGLImmediateX 61 G4OpenGLImmediateXmViewer::~G4OpenGLImmediateXmViewer () {}
59 62
60 void G4OpenGLImmediateXmViewer::Initialise () 63 void G4OpenGLImmediateXmViewer::Initialise () {
61 64
62 CreateGLXContext (vi_immediate); 65 CreateGLXContext (vi_immediate);
63 CreateMainWindow (); 66 CreateMainWindow ();
64 CreateFontLists (); 67 CreateFontLists ();
65 68
66 InitializeGLView (); 69 InitializeGLView ();
67 70
>> 71 // clear the buffers and window.
>> 72 ClearView ();
>> 73 FinishView ();
>> 74
>> 75 glDepthFunc (GL_LEQUAL);
>> 76 glDepthMask (GL_TRUE);
>> 77
>> 78 glColorMask (GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
>> 79 glLineWidth (1.0);
>> 80
>> 81 glEnable (GL_BLEND);
>> 82 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
>> 83
68 // If a double buffer context has been force 84 // If a double buffer context has been forced upon us, ignore the
69 // back buffer for this OpenGLImmediate view 85 // back buffer for this OpenGLImmediate view.
70 glDrawBuffer (GL_FRONT); 86 glDrawBuffer (GL_FRONT);
71 } 87 }
72 88
73 void G4OpenGLImmediateXmViewer::DrawView () { 89 void G4OpenGLImmediateXmViewer::DrawView () {
74 90
75 G4ViewParameters::DrawingStyle style = GetVi 91 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
76 92
77 #ifdef G4DEBUG_VIS_OGL 93 #ifdef G4DEBUG_VIS_OGL
78 printf("G4OpenGLImmediateXmViewer::DrawView 94 printf("G4OpenGLImmediateXmViewer::DrawView : \n");
79 #endif 95 #endif
80 96
>> 97 //Make sure current viewer is attached and clean...
>> 98 glXMakeCurrent (dpy, win, cx);
>> 99
81 if(style!=G4ViewParameters::hlr && 100 if(style!=G4ViewParameters::hlr &&
82 haloing_enabled) { 101 haloing_enabled) {
83 102
84 HaloingFirstPass (); 103 HaloingFirstPass ();
85 NeedKernelVisit (); 104 NeedKernelVisit ();
86 #ifdef G4DEBUG_VIS_OGL 105 #ifdef G4DEBUG_VIS_OGL
87 printf("G4OpenGLImmediateXmViewer::DrawView 106 printf("G4OpenGLImmediateXmViewer::DrawView : change param\n");
88 #endif 107 #endif
89 ProcessView (); 108 ProcessView ();
90 glFlush (); 109 glFlush ();
91 110
92 HaloingSecondPass (); 111 HaloingSecondPass ();
93 112
94 } 113 }
95 114
96 #ifdef G4DEBUG_VIS_OGL 115 #ifdef G4DEBUG_VIS_OGL
97 printf("G4OpenGLImmediateXmViewer::DrawView 116 printf("G4OpenGLImmediateXmViewer::DrawView : need Kernel/Process/Finish\n");
98 #endif 117 #endif
99 NeedKernelVisit (); // Always need to visit 118 NeedKernelVisit (); // Always need to visit G4 kernel.
100 ProcessView (); 119 ProcessView ();
101 FinishView (); 120 FinishView ();
102 121
103 } 122 }
104 123
105 void G4OpenGLImmediateXmViewer::FinishView () 124 void G4OpenGLImmediateXmViewer::FinishView () {
106 #ifdef G4DEBUG_VIS_OGL 125 #ifdef G4DEBUG_VIS_OGL
107 printf("G4OpenGLImmediateXmViewer::FinishVie 126 printf("G4OpenGLImmediateXmViewer::FinishView : \n");
108 #endif 127 #endif
109 // glXWaitGL (); //Wait for effects of all pr << 128 glXWaitGL (); //Wait for effects of all previous OpenGL commands to
110 //be propagated before progres << 129 //be propogated before progressing.
111 // JA: Commented out July 2021 - slows renderi <<
112 // don't see any adverse effects. <<
113 glFlush (); 130 glFlush ();
114 } 131 }
>> 132
>> 133 #endif
115 134