| 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 1.7 2002/02/24 01:48:04 johna Exp $
>> 25 // GEANT4 tag $Name: geant4-04-01 $
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
>> 36 #include <GL/gl.h>
35 37
36 #include "G4ios.hh" 38 #include "G4ios.hh"
37 #include "G4Threading.hh" <<
38 39
39 G4OpenGLImmediateXViewer:: << 40 G4OpenGLImmediateXViewer::G4OpenGLImmediateXViewer (G4OpenGLImmediateSceneHandler& scene,
40 G4OpenGLImmediateXViewer (G4OpenGLImmediateSce << 41 const G4String& name):
41 const G4String& name) << 42 G4OpenGLViewer (scene),
42 : G4VViewer (sceneHandler, sceneHandler.Incre << 43 G4OpenGLXViewer (scene),
43 G4OpenGLViewer (sceneHandler), << 44 G4OpenGLImmediateViewer (scene),
44 G4OpenGLXViewer (sceneHandler), << 45 G4VViewer (scene, scene.IncrementViewCount (), name) {
45 G4OpenGLImmediateViewer (sceneHandler) << 46
46 { <<
47 if (fViewId < 0) return; // In case error i 47 if (fViewId < 0) return; // In case error in base class instantiation.
48 48
49 // ensure a suitable window was found 49 // ensure a suitable window was found
50 if (!vi_immediate) { 50 if (!vi_immediate) {
51 G4cerr << "G4OpenGLImmediateXViewer::G4Ope 51 G4cerr << "G4OpenGLImmediateXViewer::G4OpenGLImmediateXViewer -"
52 " G4OpenGLXViewer couldn't get a visual. 52 " G4OpenGLXViewer couldn't get a visual." << G4endl;
53 fViewId = -1; // This flags an error. 53 fViewId = -1; // This flags an error.
54 return; 54 return;
55 } 55 }
56 } 56 }
57 57
58 G4OpenGLImmediateXViewer::~G4OpenGLImmediateXV 58 G4OpenGLImmediateXViewer::~G4OpenGLImmediateXViewer () {}
59 59
60 void G4OpenGLImmediateXViewer::Initialise () { 60 void G4OpenGLImmediateXViewer::Initialise () {
61 61
62 CreateGLXContext (vi_immediate); 62 CreateGLXContext (vi_immediate);
>> 63
63 CreateMainWindow (); 64 CreateMainWindow ();
64 CreateFontLists (); <<
65 65
66 InitializeGLView (); 66 InitializeGLView ();
67 67
>> 68 // clear the buffers and window.
>> 69 ClearView ();
>> 70 FinishView ();
>> 71
>> 72 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> 73 //The following code was in the constructor and found not to work for
>> 74 //the reasons below. It was moved to DrawView(), but has now been moved
>> 75 //to Initialise().
>> 76 //The following code is useless in its current position, as the
>> 77 //G4OpenGLXmViewer constructor gets called *after* it, and hence sets
>> 78 //doublebuffer to true or false there, after our little test to correct
>> 79 //it in the case of a double buffer being got for an immediate view.
>> 80 //Hence, code moved to DrawView.
>> 81 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> 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 if (doublebuffer) {
>> 86 doublebuffer = false;
>> 87 glDrawBuffer (GL_FRONT);
>> 88 }
71 89
72 glDepthFunc (GL_LEQUAL); 90 glDepthFunc (GL_LEQUAL);
73 glDepthMask (GL_TRUE); 91 glDepthMask (GL_TRUE);
74 } 92 }
75 93
76 void G4OpenGLImmediateXViewer::DrawView () { 94 void G4OpenGLImmediateXViewer::DrawView () {
77 95
>> 96 if (white_background == true) {
>> 97 glClearColor (1., 1., 1., 1.);
>> 98 } else {
>> 99 glClearColor (0., 0., 0., 1.);
>> 100 }
>> 101 glClearDepth (1.0);
>> 102
78 G4ViewParameters::DrawingStyle style = GetVi 103 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
79 104
>> 105 //Make sure current viewer is attached and clean...
>> 106 glXMakeCurrent (dpy, win, cx);
>> 107 glViewport (0, 0, WinSize_x, WinSize_y);
>> 108 ClearView ();
>> 109
80 if(style!=G4ViewParameters::hlr && 110 if(style!=G4ViewParameters::hlr &&
81 haloing_enabled) { 111 haloing_enabled) {
82 112
83 HaloingFirstPass (); 113 HaloingFirstPass ();
84 NeedKernelVisit (); 114 NeedKernelVisit ();
85 ProcessView (); 115 ProcessView ();
86 glFlush (); 116 glFlush ();
87 117
88 HaloingSecondPass (); 118 HaloingSecondPass ();
89 119
90 } 120 }
91 121
92 NeedKernelVisit (); // Always need to visit 122 NeedKernelVisit (); // Always need to visit G4 kernel.
93 ProcessView (); 123 ProcessView ();
94 FinishView (); 124 FinishView ();
95 125
96 } 126 }
97 127
98 void G4OpenGLImmediateXViewer::FinishView () { << 128 #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 } <<
105 129