Geant4 Cross Reference |
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 // $Id: G4OpenGLStoredXmViewer.cc,v 1.22.6.1 2009/03/13 09:02:57 gcosmo Exp $ >> 28 // GEANT4 tag $Name: geant4-09-02-patch-03 $ 27 // 29 // 28 // 30 // 29 // Andrew Walkden 10th February 1997 31 // Andrew Walkden 10th February 1997 30 // Class G4OpenGLStoredXmViewer : a class deri 32 // Class G4OpenGLStoredXmViewer : a class derived from G4OpenGLXmViewer 31 // and G4OpenGLSt 33 // and G4OpenGLStoredViewer. 32 34 >> 35 #ifdef G4VIS_BUILD_OPENGLXM_DRIVER >> 36 33 #include "G4OpenGLStoredXmViewer.hh" 37 #include "G4OpenGLStoredXmViewer.hh" 34 38 35 #include "G4OpenGLStoredSceneHandler.hh" << 36 #include "G4ios.hh" 39 #include "G4ios.hh" 37 #include "G4Threading.hh" << 38 40 39 G4OpenGLStoredXmViewer:: 41 G4OpenGLStoredXmViewer:: 40 G4OpenGLStoredXmViewer (G4OpenGLStoredSceneHan 42 G4OpenGLStoredXmViewer (G4OpenGLStoredSceneHandler& sceneHandler, 41 const G4String& name) 43 const G4String& name) 42 : G4VViewer (sceneHandler, sceneHandler.Incre 44 : G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name), 43 G4OpenGLViewer (sceneHandler), 45 G4OpenGLViewer (sceneHandler), 44 G4OpenGLXmViewer (sceneHandler), 46 G4OpenGLXmViewer (sceneHandler), 45 G4OpenGLStoredViewer (sceneHandler) 47 G4OpenGLStoredViewer (sceneHandler) 46 { 48 { 47 49 48 if (fViewId < 0) return; // In case error i 50 if (fViewId < 0) return; // In case error in base class instantiation. 49 51 50 if (!vi_stored) { 52 if (!vi_stored) { 51 fViewId = -1; // This flags an error. 53 fViewId = -1; // This flags an error. 52 G4cerr << "G4OpenGLStoredXmViewer::G4OpenG 54 G4cerr << "G4OpenGLStoredXmViewer::G4OpenGLStoredXmViewer -" 53 " G4OpenGLXmViewer couldn't get a visual 55 " G4OpenGLXmViewer couldn't get a visual." << G4endl; 54 return; 56 return; 55 } 57 } 56 } 58 } 57 59 58 G4OpenGLStoredXmViewer::~G4OpenGLStoredXmViewe << 60 G4OpenGLStoredXmViewer::~G4OpenGLStoredXmViewer () {} 59 {} << 60 61 61 void G4OpenGLStoredXmViewer::Initialise () { 62 void G4OpenGLStoredXmViewer::Initialise () { 62 63 63 CreateGLXContext (vi_stored); 64 CreateGLXContext (vi_stored); 64 CreateMainWindow (); 65 CreateMainWindow (); 65 CreateFontLists (); 66 CreateFontLists (); 66 67 67 InitializeGLView (); 68 InitializeGLView (); 68 69 >> 70 // clear the buffers and window. >> 71 ClearView (); >> 72 FinishView (); >> 73 >> 74 glDepthFunc (GL_LEQUAL); >> 75 glDepthMask (GL_TRUE); >> 76 >> 77 glEnable (GL_BLEND); >> 78 glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); >> 79 69 glDrawBuffer (GL_BACK); 80 glDrawBuffer (GL_BACK); 70 } 81 } 71 82 72 void G4OpenGLStoredXmViewer::DrawView () { 83 void G4OpenGLStoredXmViewer::DrawView () { 73 #ifdef G4DEBUG_VIS_OGL << 84 74 printf("G4OpenGLStoredXmViewer::DrawView \n" << 85 //Make sure current viewer is attached and clean... 75 #endif << 86 glXMakeCurrent (dpy, win, cx); 76 87 77 G4ViewParameters::DrawingStyle style = GetVi 88 G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle(); 78 89 79 //See if things have changed from last time 90 //See if things have changed from last time and remake if necessary... 80 // /vis/viewer/rebuild, but if not, make dec 91 // /vis/viewer/rebuild, but if not, make decision and set flag only 81 // if necessary... 92 // if necessary... 82 if (!fNeedKernelVisit) KernelVisitDecision ( 93 if (!fNeedKernelVisit) KernelVisitDecision (); 83 fLastVP = fVP; << 84 G4bool kernelVisitWasNeeded = fNeedKernelVis 94 G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets). 85 ProcessView (); 95 ProcessView (); 86 96 87 if(style!=G4ViewParameters::hlr && 97 if(style!=G4ViewParameters::hlr && 88 haloing_enabled) { 98 haloing_enabled) { 89 99 90 HaloingFirstPass (); 100 HaloingFirstPass (); 91 DrawDisplayLists (); 101 DrawDisplayLists (); 92 #ifdef G4DEBUG_VIS_OGL << 93 printf("G4OpenGLStoredXmViewer::DrawView ( << 94 #endif << 95 glFlush (); 102 glFlush (); 96 103 97 HaloingSecondPass (); 104 HaloingSecondPass (); 98 105 99 DrawDisplayLists (); 106 DrawDisplayLists (); 100 FinishView (); 107 FinishView (); 101 108 102 } else { 109 } else { 103 110 104 #ifdef G4DEBUG_VIS_OGL << 105 printf("G4OpenGLStoredXmViewer::DrawView n << 106 #endif << 107 // If kernel visit was needed, drawing and 111 // If kernel visit was needed, drawing and FinishView will already 108 // have been done, so... 112 // have been done, so... 109 if (!kernelVisitWasNeeded) { 113 if (!kernelVisitWasNeeded) { 110 #ifdef G4DEBUG_VIS_OGL << 111 printf("G4OpenGLStoredXmViewer::ComputeV << 112 #endif << 113 DrawDisplayLists (); 114 DrawDisplayLists (); 114 FinishView (); 115 FinishView (); 115 } else { 116 } else { 116 #ifdef G4DEBUG_VIS_OGL << 117 printf("G4OpenGLStoredXmViewer::ComputeV << 118 #endif << 119 // However, union cutaways are implemented 117 // However, union cutaways are implemented in DrawDisplayLists, so make 120 // an extra pass... 118 // an extra pass... 121 if (fVP.IsCutaway() && 119 if (fVP.IsCutaway() && 122 fVP.GetCutawayMode() == G4ViewParameters:: 120 fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) { 123 ClearView(); 121 ClearView(); 124 DrawDisplayLists (); 122 DrawDisplayLists (); 125 FinishView (); 123 FinishView (); 126 } else { // ADD TO AVOID KernelVisit=1 a << 127 DrawDisplayLists (); << 128 FinishView (); << 129 } 124 } 130 } 125 } 131 } 126 } 132 #ifdef G4DEBUG_VIS_OGL << 133 printf("G4OpenGLStoredXmViewer::DrawView ^^ << 134 #endif << 135 } 127 } 136 128 137 void G4OpenGLStoredXmViewer::FinishView () { 129 void G4OpenGLStoredXmViewer::FinishView () { 138 // glXWaitGL (); //Wait for effects of all pr << 130 glXWaitGL (); //Wait for effects of all previous OpenGL commands to 139 //be propogated before progres 131 //be propogated before progressing. 140 // JA: Commented out July 2021 - slows renderi << 141 // don't see any adverse effects. << 142 << 143 #ifdef G4DEBUG_VIS_OGL << 144 printf("G4OpenGLStoredXmViewer::FinishView ( << 145 #endif << 146 glFlush (); //FIXME << 147 << 148 GLint renderMode; 132 GLint renderMode; 149 glGetIntegerv(GL_RENDER_MODE, &renderMode); 133 glGetIntegerv(GL_RENDER_MODE, &renderMode); 150 if (renderMode == GL_RENDER) glXSwapBuffers 134 if (renderMode == GL_RENDER) glXSwapBuffers (dpy, win); 151 } 135 } >> 136 >> 137 #endif 152 138