[529] | 1 | // |
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| 2 | // ******************************************************************** |
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| 3 | // * License and Disclaimer * |
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| 4 | // * * |
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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| 7 | // * conditions of the Geant4 Software License, included in the file * |
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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| 9 | // * include a list of copyright holders. * |
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| 10 | // * * |
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| 11 | // * Neither the authors of this software system, nor their employing * |
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| 12 | // * institutes,nor the agencies providing financial support for this * |
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| 13 | // * work make any representation or warranty, express or implied, * |
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| 14 | // * regarding this software system or assume any liability for its * |
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| 15 | // * use. Please see the license in the file LICENSE and URL above * |
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| 16 | // * for the full disclaimer and the limitation of liability. * |
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| 17 | // * * |
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| 18 | // * This code implementation is the result of the scientific and * |
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| 19 | // * technical work of the GEANT4 collaboration. * |
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| 20 | // * By using, copying, modifying or distributing the software (or * |
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| 21 | // * any work based on the software) you agree to acknowledge its * |
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| 22 | // * use in resulting scientific publications, and indicate your * |
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| 23 | // * acceptance of all terms of the Geant4 Software license. * |
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| 24 | // ******************************************************************** |
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| 25 | // |
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| 26 | // |
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[1307] | 27 | // $Id: G4OpenGLStoredXViewer.cc,v 1.27 2010/06/03 08:26:55 allison Exp $ |
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| 28 | // GEANT4 tag $Name: $ |
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[529] | 29 | // |
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| 30 | // |
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| 31 | // Andrew Walkden 7th February 1997 |
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| 32 | // Class G4OpenGLStoredXViewer : a class derived from G4OpenGLXViewer and |
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| 33 | // G4OpenGLStoredViewer. |
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| 34 | |
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| 35 | #ifdef G4VIS_BUILD_OPENGLX_DRIVER |
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| 36 | |
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| 37 | #include "G4OpenGLStoredXViewer.hh" |
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| 38 | |
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| 39 | #include "G4ios.hh" |
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| 40 | |
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| 41 | G4OpenGLStoredXViewer:: |
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| 42 | G4OpenGLStoredXViewer (G4OpenGLStoredSceneHandler& sceneHandler, |
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| 43 | const G4String& name) |
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| 44 | : G4VViewer (sceneHandler, sceneHandler.IncrementViewCount (), name), |
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| 45 | G4OpenGLViewer (sceneHandler), |
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| 46 | G4OpenGLXViewer (sceneHandler), |
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| 47 | G4OpenGLStoredViewer (sceneHandler) |
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| 48 | { |
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| 49 | if (fViewId < 0) return; // In case error in base class instantiation. |
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| 50 | |
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| 51 | if (!vi_stored) { |
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| 52 | fViewId = -1; // This flags an error. |
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| 53 | G4cerr << "G4OpenGLStoredXViewer::G4OpenGLStoredXViewer -" |
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| 54 | " G4OpenGLXViewer couldn't get a visual." << G4endl; |
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| 55 | return; |
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| 56 | } |
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| 57 | } |
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| 58 | |
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[1295] | 59 | G4OpenGLStoredXViewer::~G4OpenGLStoredXViewer () {} |
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[529] | 60 | |
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| 61 | void G4OpenGLStoredXViewer::Initialise () { |
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| 62 | |
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[948] | 63 | #ifdef G4DEBUG_VIS_OGL |
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| 64 | printf("G4OpenGLStoredXViewer::Initialise\n"); |
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| 65 | #endif |
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[529] | 66 | CreateGLXContext (vi_stored); |
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| 67 | CreateMainWindow (); |
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| 68 | CreateFontLists (); |
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| 69 | |
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| 70 | InitializeGLView (); |
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| 71 | |
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| 72 | // clear the buffers and window. |
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| 73 | ClearView (); |
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| 74 | FinishView (); |
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| 75 | |
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| 76 | glDepthFunc (GL_LEQUAL); |
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| 77 | glDepthMask (GL_TRUE); |
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| 78 | } |
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| 79 | |
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| 80 | void G4OpenGLStoredXViewer::DrawView () { |
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| 81 | |
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[948] | 82 | #ifdef G4DEBUG_VIS_OGL |
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[946] | 83 | printf("G4OpenGLStoredXViewer::DrawView\n"); |
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[948] | 84 | #endif |
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[529] | 85 | //Make sure current viewer is attached and clean... |
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[975] | 86 | glXMakeCurrent (dpy, win, cx); |
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[529] | 87 | |
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| 88 | G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle(); |
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| 89 | |
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| 90 | //See if things have changed from last time and remake if necessary... |
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| 91 | // The fNeedKernelVisit flag might have been set by the user in |
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| 92 | // /vis/viewer/rebuild, but if not, make decision and set flag only |
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| 93 | // if necessary... |
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| 94 | if (!fNeedKernelVisit) KernelVisitDecision (); |
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| 95 | G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets). |
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| 96 | ProcessView (); |
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| 97 | |
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| 98 | if(style!=G4ViewParameters::hlr && |
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| 99 | haloing_enabled) { |
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| 100 | |
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| 101 | HaloingFirstPass (); |
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| 102 | DrawDisplayLists (); |
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[955] | 103 | #ifdef G4DEBUG_VIS_OGL |
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| 104 | printf("G4OpenGLStoredXViewer::DrawView flush \n"); |
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| 105 | #endif |
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[529] | 106 | glFlush (); |
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| 107 | |
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| 108 | HaloingSecondPass (); |
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| 109 | |
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| 110 | DrawDisplayLists (); |
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| 111 | FinishView (); |
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| 112 | |
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| 113 | } else { |
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| 114 | |
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| 115 | // If kernel visit was needed, drawing and FinishView will already |
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| 116 | // have been done, so... |
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| 117 | if (!kernelVisitWasNeeded) { |
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[948] | 118 | #ifdef G4DEBUG_VIS_OGL |
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[946] | 119 | printf("G4OpenGLStoredXViewer::DrawView NO need kernel visit\n"); |
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[948] | 120 | #endif |
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[529] | 121 | DrawDisplayLists (); |
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| 122 | FinishView (); |
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| 123 | } else { |
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[948] | 124 | #ifdef G4DEBUG_VIS_OGL |
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[946] | 125 | printf("G4OpenGLStoredXViewer::DrawView NEED kernel visit\n"); |
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[948] | 126 | #endif |
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[529] | 127 | // However, union cutaways are implemented in DrawDisplayLists, so make |
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| 128 | // an extra pass... |
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| 129 | if (fVP.IsCutaway() && |
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| 130 | fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) { |
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| 131 | ClearView(); |
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| 132 | DrawDisplayLists (); |
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| 133 | FinishView (); |
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[955] | 134 | } else { // ADD TO AVOID KernelVisit=1 and nothing to display |
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[1307] | 135 | DrawDisplayLists (); |
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| 136 | FinishView (); |
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[529] | 137 | } |
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| 138 | } |
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| 139 | } |
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| 140 | } |
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| 141 | |
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| 142 | void G4OpenGLStoredXViewer::FinishView () { |
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[948] | 143 | #ifdef G4DEBUG_VIS_OGL |
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| 144 | printf("G4OpenGLStoredXViewer::FinishView\n"); |
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| 145 | #endif |
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[529] | 146 | glXWaitGL (); //Wait for effects of all previous OpenGL commands to |
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| 147 | //be propogated before progressing. |
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[948] | 148 | |
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[955] | 149 | #ifdef G4DEBUG_VIS_OGL |
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| 150 | printf("G4OpenGLStoredXViewer::FinishView flush \n"); |
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| 151 | #endif |
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[948] | 152 | glFlush (); //FIXME |
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| 153 | |
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[593] | 154 | GLint renderMode; |
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| 155 | glGetIntegerv(GL_RENDER_MODE, &renderMode); |
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[975] | 156 | if (renderMode == GL_RENDER) glXSwapBuffers (dpy, win); |
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[529] | 157 | } |
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| 158 | |
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| 159 | #endif |
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