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Geant4/visualization/OpenGL/src/G4OpenGLImmediateXmViewer.cc

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Diff markup

Differences between /visualization/OpenGL/src/G4OpenGLImmediateXmViewer.cc (Version 11.3.0) and /visualization/OpenGL/src/G4OpenGLImmediateXmViewer.cc (Version 11.2)


  1 //                                                  1 //
  2 // *******************************************      2 // ********************************************************************
  3 // * License and Disclaimer                         3 // * License and Disclaimer                                           *
  4 // *                                                4 // *                                                                  *
  5 // * The  Geant4 software  is  copyright of th      5 // * The  Geant4 software  is  copyright of the Copyright Holders  of *
  6 // * the Geant4 Collaboration.  It is provided      6 // * the Geant4 Collaboration.  It is provided  under  the terms  and *
  7 // * conditions of the Geant4 Software License      7 // * conditions of the Geant4 Software License,  included in the file *
  8 // * LICENSE and available at  http://cern.ch/      8 // * LICENSE and available at  http://cern.ch/geant4/license .  These *
  9 // * include a list of copyright holders.           9 // * include a list of copyright holders.                             *
 10 // *                                               10 // *                                                                  *
 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 *
 13 // * work  make  any representation or  warran     13 // * work  make  any representation or  warranty, express or implied, *
 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 *
 16 // * for the full disclaimer and the limitatio     16 // * for the full disclaimer and the limitation of liability.         *
 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 *
 23 // * acceptance of all terms of the Geant4 Sof     23 // * acceptance of all terms of the Geant4 Software license.          *
 24 // *******************************************     24 // ********************************************************************
 25 //                                                 25 //
 26 //                                                 26 //
 27 //                                                 27 //
 28 //                                                 28 // 
 29 // Andrew Walkden  10th February 1997              29 // Andrew Walkden  10th February 1997
 30 // Class G4OpenGLImmediateXmViewer : a class d     30 // Class G4OpenGLImmediateXmViewer : a class derived from G4OpenGLXmViewer
 31 //                                     and G4O     31 //                                     and G4OpenGLImmediateViewer.
 32                                                    32 
 33 #include "G4OpenGLImmediateXmViewer.hh"            33 #include "G4OpenGLImmediateXmViewer.hh"
 34 #include "G4OpenGLImmediateSceneHandler.hh"        34 #include "G4OpenGLImmediateSceneHandler.hh"
 35                                                    35 
 36 #include "G4ios.hh"                                36 #include "G4ios.hh"
 37 #include "G4Threading.hh"                          37 #include "G4Threading.hh"
 38                                                    38 
 39 G4OpenGLImmediateXmViewer::                        39 G4OpenGLImmediateXmViewer::
 40 G4OpenGLImmediateXmViewer(G4OpenGLImmediateSce     40 G4OpenGLImmediateXmViewer(G4OpenGLImmediateSceneHandler& sceneHandler,
 41                           const G4String& name     41                           const G4String& name)
 42  : G4VViewer (sceneHandler, sceneHandler.Incre     42  : G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name),
 43    G4OpenGLViewer (sceneHandler),                  43    G4OpenGLViewer (sceneHandler),
 44    G4OpenGLXmViewer (sceneHandler),                44    G4OpenGLXmViewer (sceneHandler),
 45    G4OpenGLImmediateViewer (sceneHandler)          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 << "G4OpenGLImmediateXmViewer::G4Op     51     G4cerr << "G4OpenGLImmediateXmViewer::G4OpenGLImmediateXmViewer -"
 52       " G4OpenGLXmViewer couldn't get a visual     52       " G4OpenGLXmViewer 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 G4OpenGLImmediateXmViewer::~G4OpenGLImmediateX     58 G4OpenGLImmediateXmViewer::~G4OpenGLImmediateXmViewer () {}
 59                                                    59 
 60 void G4OpenGLImmediateXmViewer::Initialise ()      60 void G4OpenGLImmediateXmViewer::Initialise () {
 61                                                    61 
 62   CreateGLXContext (vi_immediate);                 62   CreateGLXContext (vi_immediate);
 63   CreateMainWindow ();                             63   CreateMainWindow ();
 64   CreateFontLists ();                              64   CreateFontLists ();
 65                                                    65 
 66   InitializeGLView ();                             66   InitializeGLView ();
 67                                                    67 
 68   // If a double buffer context has been force     68   // If a double buffer context has been forced upon us, ignore the
 69   // back buffer for this OpenGLImmediate view     69   // back buffer for this OpenGLImmediate view.
 70   glDrawBuffer (GL_FRONT);                         70   glDrawBuffer (GL_FRONT);
 71 }                                                  71 }
 72                                                    72 
 73 void G4OpenGLImmediateXmViewer::DrawView () {      73 void G4OpenGLImmediateXmViewer::DrawView () {
 74                                                    74 
 75   G4ViewParameters::DrawingStyle style = GetVi     75   G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
 76                                                    76 
 77 #ifdef G4DEBUG_VIS_OGL                             77 #ifdef G4DEBUG_VIS_OGL
 78   printf("G4OpenGLImmediateXmViewer::DrawView      78   printf("G4OpenGLImmediateXmViewer::DrawView : \n");
 79 #endif                                             79 #endif
 80                                                    80 
 81   if(style!=G4ViewParameters::hlr &&               81   if(style!=G4ViewParameters::hlr &&
 82      haloing_enabled) {                            82      haloing_enabled) {
 83                                                    83 
 84     HaloingFirstPass ();                           84     HaloingFirstPass ();
 85     NeedKernelVisit ();                            85     NeedKernelVisit ();
 86 #ifdef G4DEBUG_VIS_OGL                             86 #ifdef G4DEBUG_VIS_OGL
 87   printf("G4OpenGLImmediateXmViewer::DrawView      87   printf("G4OpenGLImmediateXmViewer::DrawView : change param\n");
 88 #endif                                             88 #endif
 89     ProcessView ();                                89     ProcessView ();
 90     glFlush ();                                    90     glFlush ();
 91                                                    91 
 92     HaloingSecondPass ();                          92     HaloingSecondPass ();
 93                                                    93 
 94   }                                                94   }
 95                                                    95 
 96 #ifdef G4DEBUG_VIS_OGL                             96 #ifdef G4DEBUG_VIS_OGL
 97   printf("G4OpenGLImmediateXmViewer::DrawView      97   printf("G4OpenGLImmediateXmViewer::DrawView : need Kernel/Process/Finish\n");
 98 #endif                                             98 #endif
 99   NeedKernelVisit ();  // Always need to visit     99   NeedKernelVisit ();  // Always need to visit G4 kernel.
100   ProcessView ();                                 100   ProcessView ();
101   FinishView ();                                  101   FinishView ();
102                                                   102 
103 }                                                 103 }
104                                                   104 
105 void G4OpenGLImmediateXmViewer::FinishView ()     105 void G4OpenGLImmediateXmViewer::FinishView () {
106 #ifdef G4DEBUG_VIS_OGL                            106 #ifdef G4DEBUG_VIS_OGL
107   printf("G4OpenGLImmediateXmViewer::FinishVie    107   printf("G4OpenGLImmediateXmViewer::FinishView : \n");
108 #endif                                            108 #endif
109 //  glXWaitGL (); //Wait for effects of all pr    109 //  glXWaitGL (); //Wait for effects of all previous OpenGL commands to
110                 //be propagated before progres    110                 //be propagated before progressing.
111 // JA: Commented out July 2021 - slows renderi    111 // JA: Commented out July 2021 - slows rendering down in some cases and I
112 // don't see any adverse effects.                 112 // don't see any adverse effects.
113   glFlush ();                                     113   glFlush ();
114 }                                                 114 }
115                                                   115