| Geant4 Cross Reference |
1 // 1 //
2 // ******************************************* 2 // ********************************************************************
3 // * License and Disclaimer << 3 // * DISCLAIMER *
4 // * 4 // * *
5 // * The Geant4 software is copyright of th << 5 // * The following disclaimer summarizes all the specific disclaimers *
6 // * the Geant4 Collaboration. It is provided << 6 // * of contributors to this software. The specific disclaimers,which *
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9 // * include a list of copyright holders. <<
10 // * 9 // * *
11 // * Neither the authors of this software syst 10 // * Neither the authors of this software system, nor their employing *
12 // * institutes,nor the agencies providing fin 11 // * institutes,nor the agencies providing financial support for this *
13 // * work make any representation or warran 12 // * work make any representation or warranty, express or implied, *
14 // * regarding this software system or assum 13 // * regarding this software system or assume any liability for its *
15 // * use. Please see the license in the file << 14 // * use. *
16 // * for the full disclaimer and the limitatio <<
17 // * 15 // * *
18 // * This code implementation is the result << 16 // * This code implementation is the intellectual property of the *
19 // * technical work of the GEANT4 collaboratio << 17 // * GEANT4 collaboration. *
20 // * By using, copying, modifying or distri << 18 // * By copying, distributing or modifying the Program (or any work *
21 // * any work based on the software) you ag << 19 // * based on the Program) you indicate your acceptance of this *
22 // * use in resulting scientific publicati << 20 // * statement, and all its terms. *
23 // * acceptance of all terms of the Geant4 Sof <<
24 // ******************************************* 21 // ********************************************************************
25 // 22 //
26 // 23 //
>> 24 // $Id: G4OpenGLImmediateXmViewer.cc,v 1.7 2002/02/24 01:48:07 johna Exp $
>> 25 // GEANT4 tag $Name: geant4-04-01 $
27 // 26 //
28 // 27 //
29 // Andrew Walkden 10th February 1997 28 // Andrew Walkden 10th February 1997
30 // Class G4OpenGLImmediateXmViewer : a class d 29 // Class G4OpenGLImmediateXmViewer : a class derived from G4OpenGLXmViewer
31 // and G4O 30 // and G4OpenGLImmediateViewer.
32 31
>> 32 #ifdef G4VIS_BUILD_OPENGLXM_DRIVER
>> 33
33 #include "G4OpenGLImmediateXmViewer.hh" 34 #include "G4OpenGLImmediateXmViewer.hh"
34 #include "G4OpenGLImmediateSceneHandler.hh" << 35
>> 36 #include <GL/gl.h>
35 37
36 #include "G4ios.hh" 38 #include "G4ios.hh"
37 #include "G4Threading.hh" <<
38 39
39 G4OpenGLImmediateXmViewer:: << 40 G4OpenGLImmediateXmViewer::G4OpenGLImmediateXmViewer
40 G4OpenGLImmediateXmViewer(G4OpenGLImmediateSce << 41 (G4OpenGLImmediateSceneHandler& scene,
41 const G4String& name << 42 const G4String& name):
42 : G4VViewer (sceneHandler, sceneHandler.Incre << 43 G4OpenGLViewer (scene),
43 G4OpenGLViewer (sceneHandler), << 44 G4OpenGLXmViewer (scene),
44 G4OpenGLXmViewer (sceneHandler), << 45 G4OpenGLImmediateViewer (scene),
45 G4OpenGLImmediateViewer (sceneHandler) << 46 G4VViewer (scene, scene.IncrementViewCount (), name) {
46 { << 47
47 if (fViewId < 0) return; // In case error i 48 if (fViewId < 0) return; // In case error in base class instantiation.
48 49
49 // ensure a suitable window was found 50 // ensure a suitable window was found
50 if (!vi_immediate) { 51 if (!vi_immediate) {
51 G4cerr << "G4OpenGLImmediateXmViewer::G4Op 52 G4cerr << "G4OpenGLImmediateXmViewer::G4OpenGLImmediateXmViewer -"
52 " G4OpenGLXmViewer couldn't get a visual 53 " G4OpenGLXmViewer couldn't get a visual." << G4endl;
53 fViewId = -1; // This flags an error. 54 fViewId = -1; // This flags an error.
54 return; 55 return;
55 } 56 }
56 } 57 }
57 58
58 G4OpenGLImmediateXmViewer::~G4OpenGLImmediateX 59 G4OpenGLImmediateXmViewer::~G4OpenGLImmediateXmViewer () {}
59 60
60 void G4OpenGLImmediateXmViewer::Initialise () 61 void G4OpenGLImmediateXmViewer::Initialise () {
61 62
62 CreateGLXContext (vi_immediate); 63 CreateGLXContext (vi_immediate);
>> 64
63 CreateMainWindow (); 65 CreateMainWindow ();
64 CreateFontLists (); <<
65 66
66 InitializeGLView (); 67 InitializeGLView ();
67 68
>> 69 // clear the buffers and window.
>> 70 ClearView ();
>> 71 FinishView ();
>> 72
>> 73 glDepthFunc (GL_LEQUAL);
>> 74 glDepthMask (GL_TRUE);
>> 75
>> 76 glColorMask (GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
>> 77 glLineWidth (1.0);
>> 78
>> 79 glEnable (GL_BLEND);
>> 80 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
>> 81 glShadeModel (GL_FLAT);
>> 82
>> 83 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> 84 //The following code was in the constructor and found not to work for
>> 85 //the reasons below. It was moved to DrawView(), but has now been moved
>> 86 //to Initialise().
>> 87 //The following code is useless in its current position, as the
>> 88 //G4OpenGLXmViewer constructor gets called *after* it, and hence sets
>> 89 //doublebuffer to true or false there, after our little test to correct
>> 90 //it in the case of a double buffer being got for an immediate view.
>> 91 //Hence, code moved to DrawView.
>> 92 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> 93
68 // If a double buffer context has been force 94 // If a double buffer context has been forced upon us, ignore the
69 // back buffer for this OpenGLImmediate view 95 // back buffer for this OpenGLImmediate view.
70 glDrawBuffer (GL_FRONT); << 96 if (doublebuffer) {
>> 97 doublebuffer = false;
>> 98 glDrawBuffer (GL_FRONT);
>> 99 }
71 } 100 }
72 101
73 void G4OpenGLImmediateXmViewer::DrawView () { 102 void G4OpenGLImmediateXmViewer::DrawView () {
74 103
>> 104 if (white_background == true) {
>> 105 glClearColor (1., 1., 1., 1.);
>> 106 } else {
>> 107 glClearColor (0., 0., 0., 1.);
>> 108 }
>> 109 glClearDepth (1.0);
>> 110
75 G4ViewParameters::DrawingStyle style = GetVi 111 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
76 112
77 #ifdef G4DEBUG_VIS_OGL << 113 //Make sure current viewer is attached and clean...
78 printf("G4OpenGLImmediateXmViewer::DrawView << 114 glXMakeCurrent (dpy, win, cx);
79 #endif << 115 glViewport (0, 0, WinSize_x, WinSize_y);
>> 116 ClearView ();
80 117
81 if(style!=G4ViewParameters::hlr && 118 if(style!=G4ViewParameters::hlr &&
82 haloing_enabled) { 119 haloing_enabled) {
83 120
84 HaloingFirstPass (); 121 HaloingFirstPass ();
85 NeedKernelVisit (); 122 NeedKernelVisit ();
86 #ifdef G4DEBUG_VIS_OGL <<
87 printf("G4OpenGLImmediateXmViewer::DrawView <<
88 #endif <<
89 ProcessView (); 123 ProcessView ();
90 glFlush (); 124 glFlush ();
91 125
92 HaloingSecondPass (); 126 HaloingSecondPass ();
93 127
94 } 128 }
95 129
96 #ifdef G4DEBUG_VIS_OGL <<
97 printf("G4OpenGLImmediateXmViewer::DrawView <<
98 #endif <<
99 NeedKernelVisit (); // Always need to visit 130 NeedKernelVisit (); // Always need to visit G4 kernel.
100 ProcessView (); 131 ProcessView ();
101 FinishView (); 132 FinishView ();
102 133
103 } 134 }
104 135
105 void G4OpenGLImmediateXmViewer::FinishView () <<
106 #ifdef G4DEBUG_VIS_OGL <<
107 printf("G4OpenGLImmediateXmViewer::FinishVie <<
108 #endif 136 #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 (); <<
114 } <<
115 137