| 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 1.6 2001/07/14 21:47:50 johna Exp $
>> 25 // GEANT4 tag $Name: geant4-04-00 $
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>
>> 37 #include <GL/glx.h>
>> 38 #include <GL/glu.h>
35 39
36 #include "G4ios.hh" 40 #include "G4ios.hh"
37 #include "G4Threading.hh" << 41 #include <assert.h>
>> 42 #include <unistd.h>
>> 43
>> 44 #include <X11/Xatom.h>
>> 45 #include <X11/Xutil.h>
>> 46
>> 47 G4OpenGLImmediateXViewer::G4OpenGLImmediateXViewer (G4OpenGLImmediateSceneHandler& scene,
>> 48 const G4String& name):
>> 49 G4OpenGLViewer (scene),
>> 50 G4OpenGLXViewer (scene),
>> 51 G4OpenGLImmediateViewer (scene),
>> 52 G4VViewer (scene, scene.IncrementViewCount (), name) {
38 53
39 G4OpenGLImmediateXViewer:: <<
40 G4OpenGLImmediateXViewer (G4OpenGLImmediateSce <<
41 const G4String& name) <<
42 : G4VViewer (sceneHandler, sceneHandler.Incre <<
43 G4OpenGLViewer (sceneHandler), <<
44 G4OpenGLXViewer (sceneHandler), <<
45 G4OpenGLImmediateViewer (sceneHandler) <<
46 { <<
47 if (fViewId < 0) return; // In case error i 54 if (fViewId < 0) return; // In case error in base class instantiation.
48 55
49 // ensure a suitable window was found 56 // ensure a suitable window was found
50 if (!vi_immediate) { 57 if (!vi_immediate) {
51 G4cerr << "G4OpenGLImmediateXViewer::G4Ope 58 G4cerr << "G4OpenGLImmediateXViewer::G4OpenGLImmediateXViewer -"
52 " G4OpenGLXViewer couldn't get a visual. 59 " G4OpenGLXViewer couldn't get a visual." << G4endl;
53 fViewId = -1; // This flags an error. 60 fViewId = -1; // This flags an error.
54 return; 61 return;
55 } 62 }
56 } 63 }
57 64
58 G4OpenGLImmediateXViewer::~G4OpenGLImmediateXV 65 G4OpenGLImmediateXViewer::~G4OpenGLImmediateXViewer () {}
59 66
60 void G4OpenGLImmediateXViewer::Initialise () { 67 void G4OpenGLImmediateXViewer::Initialise () {
61 68
62 CreateGLXContext (vi_immediate); 69 CreateGLXContext (vi_immediate);
>> 70
63 CreateMainWindow (); 71 CreateMainWindow ();
64 CreateFontLists (); <<
65 72
66 InitializeGLView (); 73 InitializeGLView ();
67 74
>> 75 // clear the buffers and window.
>> 76 ClearView ();
>> 77 FinishView ();
>> 78
>> 79 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> 80 //The following code was in the constructor and found not to work for
>> 81 //the reasons below. It was moved to DrawView(), but has now been moved
>> 82 //to Initialise().
>> 83 //The following code is useless in its current position, as the
>> 84 //G4OpenGLXmViewer constructor gets called *after* it, and hence sets
>> 85 //doublebuffer to true or false there, after our little test to correct
>> 86 //it in the case of a double buffer being got for an immediate view.
>> 87 //Hence, code moved to DrawView.
>> 88 //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
>> 89
68 // If a double buffer context has been force 90 // If a double buffer context has been forced upon us, ignore the
69 // back buffer for this OpenGLImmediate view 91 // back buffer for this OpenGLImmediate view.
70 glDrawBuffer (GL_FRONT); << 92 if (doublebuffer) {
>> 93 doublebuffer = false;
>> 94 glDrawBuffer (GL_FRONT);
>> 95 }
71 96
72 glDepthFunc (GL_LEQUAL); 97 glDepthFunc (GL_LEQUAL);
73 glDepthMask (GL_TRUE); 98 glDepthMask (GL_TRUE);
74 } 99 }
75 100
76 void G4OpenGLImmediateXViewer::DrawView () { 101 void G4OpenGLImmediateXViewer::DrawView () {
77 102
>> 103 if (white_background == true) {
>> 104 glClearColor (1., 1., 1., 1.);
>> 105 } else {
>> 106 glClearColor (0., 0., 0., 1.);
>> 107 }
>> 108 glClearDepth (1.0);
>> 109
78 G4ViewParameters::DrawingStyle style = GetVi 110 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
79 111
>> 112 //Make sure current viewer is attached and clean...
>> 113 glXMakeCurrent (dpy, win, cx);
>> 114 glViewport (0, 0, WinSize_x, WinSize_y);
>> 115 ClearView ();
>> 116
80 if(style!=G4ViewParameters::hlr && 117 if(style!=G4ViewParameters::hlr &&
81 haloing_enabled) { 118 haloing_enabled) {
82 119
83 HaloingFirstPass (); 120 HaloingFirstPass ();
84 NeedKernelVisit (); 121 NeedKernelVisit ();
85 ProcessView (); 122 ProcessView ();
86 glFlush (); 123 glFlush ();
87 124
88 HaloingSecondPass (); 125 HaloingSecondPass ();
89 126
90 } 127 }
91 128
92 NeedKernelVisit (); // Always need to visit 129 NeedKernelVisit (); // Always need to visit G4 kernel.
93 ProcessView (); 130 ProcessView ();
94 FinishView (); 131 FinishView ();
95 132
96 } 133 }
97 134
98 void G4OpenGLImmediateXViewer::FinishView () { << 135 #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 } <<
105 136