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1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer 3 // * License and Disclaimer *
4 // * 4 // * *
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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 *
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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 *
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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 *
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24 // ******************************************* 24 // ********************************************************************
25 // 25 //
26 // 26 //
>> 27 // $Id: G4OpenGLImmediateXmViewer.cc,v 1.17 2006/07/03 16:38:13 allison Exp $
>> 28 // GEANT4 tag $Name: geant4-08-02 $
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" <<
35 38
36 #include "G4ios.hh" 39 #include "G4ios.hh"
37 #include "G4Threading.hh" <<
38 40
39 G4OpenGLImmediateXmViewer:: 41 G4OpenGLImmediateXmViewer::
40 G4OpenGLImmediateXmViewer(G4OpenGLImmediateSce 42 G4OpenGLImmediateXmViewer(G4OpenGLImmediateSceneHandler& 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 G4OpenGLXmViewer (sceneHandler), 46 G4OpenGLXmViewer (sceneHandler),
45 G4OpenGLImmediateViewer (sceneHandler) 47 G4OpenGLImmediateViewer (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 // ensure a suitable window was found 51 // ensure a suitable window was found
50 if (!vi_immediate) { 52 if (!vi_immediate) {
51 G4cerr << "G4OpenGLImmediateXmViewer::G4Op 53 G4cerr << "G4OpenGLImmediateXmViewer::G4OpenGLImmediateXmViewer -"
52 " G4OpenGLXmViewer couldn't get a visual 54 " G4OpenGLXmViewer couldn't get a visual." << G4endl;
53 fViewId = -1; // This flags an error. 55 fViewId = -1; // This flags an error.
54 return; 56 return;
55 } 57 }
56 } 58 }
57 59
58 G4OpenGLImmediateXmViewer::~G4OpenGLImmediateX 60 G4OpenGLImmediateXmViewer::~G4OpenGLImmediateXmViewer () {}
59 61
60 void G4OpenGLImmediateXmViewer::Initialise () 62 void G4OpenGLImmediateXmViewer::Initialise () {
61 63
62 CreateGLXContext (vi_immediate); 64 CreateGLXContext (vi_immediate);
63 CreateMainWindow (); 65 CreateMainWindow ();
64 CreateFontLists (); 66 CreateFontLists ();
65 67
66 InitializeGLView (); 68 InitializeGLView ();
67 69
>> 70 // clear the buffers and window.
>> 71 ClearView ();
>> 72 FinishView ();
>> 73
>> 74 glDepthFunc (GL_LEQUAL);
>> 75 glDepthMask (GL_TRUE);
>> 76
>> 77 glColorMask (GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
>> 78 glLineWidth (1.0);
>> 79
>> 80 glEnable (GL_BLEND);
>> 81 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
>> 82
68 // If a double buffer context has been force 83 // If a double buffer context has been forced upon us, ignore the
69 // back buffer for this OpenGLImmediate view 84 // back buffer for this OpenGLImmediate view.
70 glDrawBuffer (GL_FRONT); 85 glDrawBuffer (GL_FRONT);
71 } 86 }
72 87
73 void G4OpenGLImmediateXmViewer::DrawView () { 88 void G4OpenGLImmediateXmViewer::DrawView () {
74 89
75 G4ViewParameters::DrawingStyle style = GetVi 90 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
76 91
77 #ifdef G4DEBUG_VIS_OGL << 92 //Make sure current viewer is attached and clean...
78 printf("G4OpenGLImmediateXmViewer::DrawView << 93 glXMakeCurrent (dpy, win, cx);
79 #endif << 94 glViewport (0, 0, WinSize_x, WinSize_y);
80 95
81 if(style!=G4ViewParameters::hlr && 96 if(style!=G4ViewParameters::hlr &&
82 haloing_enabled) { 97 haloing_enabled) {
83 98
84 HaloingFirstPass (); 99 HaloingFirstPass ();
85 NeedKernelVisit (); 100 NeedKernelVisit ();
86 #ifdef G4DEBUG_VIS_OGL <<
87 printf("G4OpenGLImmediateXmViewer::DrawView <<
88 #endif <<
89 ProcessView (); 101 ProcessView ();
90 glFlush (); 102 glFlush ();
91 103
92 HaloingSecondPass (); 104 HaloingSecondPass ();
93 105
94 } 106 }
95 107
96 #ifdef G4DEBUG_VIS_OGL <<
97 printf("G4OpenGLImmediateXmViewer::DrawView <<
98 #endif <<
99 NeedKernelVisit (); // Always need to visit 108 NeedKernelVisit (); // Always need to visit G4 kernel.
100 ProcessView (); 109 ProcessView ();
101 FinishView (); 110 FinishView ();
102 111
103 } 112 }
104 113
105 void G4OpenGLImmediateXmViewer::FinishView () 114 void G4OpenGLImmediateXmViewer::FinishView () {
106 #ifdef G4DEBUG_VIS_OGL << 115 glXWaitGL (); //Wait for effects of all previous OpenGL commands to
107 printf("G4OpenGLImmediateXmViewer::FinishVie << 116 //be propogated before progressing.
108 #endif <<
109 // glXWaitGL (); //Wait for effects of all pr <<
110 //be propagated before progres <<
111 // JA: Commented out July 2021 - slows renderi <<
112 // don't see any adverse effects. <<
113 glFlush (); 117 glFlush ();
114 } 118 }
>> 119
>> 120 #endif
115 121