| 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 *
7 // * conditions of the Geant4 Software License << 7 // * govern, are listed with their locations in: *
8 // * LICENSE and available at http://cern.ch/ << 8 // * http://cern.ch/geant4/license *
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: G4OpenGLImmediateXViewer.cc,v 1.9 2004/04/07 15:18:22 gbarrand Exp $
>> 25 // GEANT4 tag $Name: geant4-06-02 $
27 // 26 //
28 // 27 //
29 // Andrew Walkden 7th February 1997 28 // Andrew Walkden 7th February 1997
30 // Class G4OpenGLImmediateXViewer : a class de 29 // Class G4OpenGLImmediateXViewer : a class derived from G4OpenGLXViewer and
31 // G4OpenGLImme 30 // G4OpenGLImmediateViewer.
32 31
>> 32 #ifdef G4VIS_BUILD_OPENGLX_DRIVER
>> 33
33 #include "G4OpenGLImmediateXViewer.hh" 34 #include "G4OpenGLImmediateXViewer.hh"
34 #include "G4OpenGLImmediateSceneHandler.hh" <<
35 35
36 #include "G4ios.hh" 36 #include "G4ios.hh"
37 #include "G4Threading.hh" <<
38 37
39 G4OpenGLImmediateXViewer:: 38 G4OpenGLImmediateXViewer::
40 G4OpenGLImmediateXViewer (G4OpenGLImmediateSce << 39 G4OpenGLImmediateXViewer (G4OpenGLImmediateSceneHandler& scene,
41 const G4String& name) 40 const G4String& name)
42 : G4VViewer (sceneHandler, sceneHandler.Incre << 41 : G4VViewer (scene, scene.IncrementViewCount (), name),
43 G4OpenGLViewer (sceneHandler), << 42 G4OpenGLViewer (scene),
44 G4OpenGLXViewer (sceneHandler), << 43 G4OpenGLXViewer (scene),
45 G4OpenGLImmediateViewer (sceneHandler) << 44 G4OpenGLImmediateViewer (scene)
46 { 45 {
47 if (fViewId < 0) return; // In case error i 46 if (fViewId < 0) return; // In case error in base class instantiation.
48 47
49 // ensure a suitable window was found 48 // ensure a suitable window was found
50 if (!vi_immediate) { 49 if (!vi_immediate) {
51 G4cerr << "G4OpenGLImmediateXViewer::G4Ope 50 G4cerr << "G4OpenGLImmediateXViewer::G4OpenGLImmediateXViewer -"
52 " G4OpenGLXViewer couldn't get a visual. 51 " G4OpenGLXViewer couldn't get a visual." << G4endl;
53 fViewId = -1; // This flags an error. 52 fViewId = -1; // This flags an error.
54 return; 53 return;
55 } 54 }
56 } 55 }
57 56
58 G4OpenGLImmediateXViewer::~G4OpenGLImmediateXV 57 G4OpenGLImmediateXViewer::~G4OpenGLImmediateXViewer () {}
59 58
60 void G4OpenGLImmediateXViewer::Initialise () { 59 void G4OpenGLImmediateXViewer::Initialise () {
61 60
62 CreateGLXContext (vi_immediate); 61 CreateGLXContext (vi_immediate);
>> 62
63 CreateMainWindow (); 63 CreateMainWindow ();
64 CreateFontLists (); <<
65 64
66 InitializeGLView (); 65 InitializeGLView ();
67 66
>> 67 // clear the buffers and window.
>> 68 ClearView ();
>> 69 FinishView ();
>> 70
>> 71 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> 72 //The following code was in the constructor and found not to work for
>> 73 //the reasons below. It was moved to DrawView(), but has now been moved
>> 74 //to Initialise().
>> 75 //The following code is useless in its current position, as the
>> 76 //G4OpenGLXmViewer constructor gets called *after* it, and hence sets
>> 77 //doublebuffer to true or false there, after our little test to correct
>> 78 //it in the case of a double buffer being got for an immediate view.
>> 79 //Hence, code moved to DrawView.
>> 80 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> 81
68 // If a double buffer context has been force 82 // If a double buffer context has been forced upon us, ignore the
69 // back buffer for this OpenGLImmediate view 83 // back buffer for this OpenGLImmediate view.
70 glDrawBuffer (GL_FRONT); << 84 if (doublebuffer) {
>> 85 doublebuffer = false;
>> 86 glDrawBuffer (GL_FRONT);
>> 87 }
71 88
72 glDepthFunc (GL_LEQUAL); 89 glDepthFunc (GL_LEQUAL);
73 glDepthMask (GL_TRUE); 90 glDepthMask (GL_TRUE);
74 } 91 }
75 92
76 void G4OpenGLImmediateXViewer::DrawView () { 93 void G4OpenGLImmediateXViewer::DrawView () {
77 94
>> 95 if (white_background == true) {
>> 96 glClearColor (1., 1., 1., 1.);
>> 97 } else {
>> 98 glClearColor (0., 0., 0., 1.);
>> 99 }
>> 100 glClearDepth (1.0);
>> 101
78 G4ViewParameters::DrawingStyle style = GetVi 102 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
79 103
>> 104 //Make sure current viewer is attached and clean...
>> 105 glXMakeCurrent (dpy, win, cx);
>> 106 glViewport (0, 0, WinSize_x, WinSize_y);
>> 107 ClearView ();
>> 108
80 if(style!=G4ViewParameters::hlr && 109 if(style!=G4ViewParameters::hlr &&
81 haloing_enabled) { 110 haloing_enabled) {
82 111
83 HaloingFirstPass (); 112 HaloingFirstPass ();
84 NeedKernelVisit (); 113 NeedKernelVisit ();
85 ProcessView (); 114 ProcessView ();
86 glFlush (); 115 glFlush ();
87 116
88 HaloingSecondPass (); 117 HaloingSecondPass ();
89 118
90 } 119 }
91 120
92 NeedKernelVisit (); // Always need to visit 121 NeedKernelVisit (); // Always need to visit G4 kernel.
93 ProcessView (); 122 ProcessView ();
94 FinishView (); 123 FinishView ();
95 124
96 } 125 }
97 126
98 void G4OpenGLImmediateXViewer::FinishView () { << 127 #endif
99 // glXWaitGL (); //Wait for effects of all pr <<
100 //be propagated before progres <<
101 // JA: Commented out July 2021 - slows renderi <<
102 // don't see any adverse effects. <<
103 glFlush (); <<
104 } <<
105 128