| [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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| 27 | // $Id: G4OpenGLStoredXViewer.cc,v 1.21 2006/09/04 12:07:59 allison Exp $
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| 28 | // GEANT4 tag $Name: geant4-08-02-patch-01 $
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| 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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| 59 | G4OpenGLStoredXViewer::~G4OpenGLStoredXViewer () {}
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| 60 |
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| 61 | void G4OpenGLStoredXViewer::Initialise () {
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| 62 |
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| 63 | CreateGLXContext (vi_stored);
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| 64 | CreateMainWindow ();
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| 65 | CreateFontLists ();
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| 66 |
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| 67 | InitializeGLView ();
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| 68 |
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| 69 | // clear the buffers and window.
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| 70 | ClearView ();
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| 71 | FinishView ();
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| 72 |
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| 73 | glDepthFunc (GL_LEQUAL);
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| 74 | glDepthMask (GL_TRUE);
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| 75 | }
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| 76 |
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| 77 | void G4OpenGLStoredXViewer::DrawView () {
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| 78 |
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| 79 | //Make sure current viewer is attached and clean...
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| 80 | glXMakeCurrent (dpy, win, cx);
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| 81 | glViewport (0, 0, WinSize_x, WinSize_y);
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| 82 |
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| 83 | G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
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| 84 |
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| 85 | //See if things have changed from last time and remake if necessary...
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| 86 | // The fNeedKernelVisit flag might have been set by the user in
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| 87 | // /vis/viewer/rebuild, but if not, make decision and set flag only
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| 88 | // if necessary...
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| 89 | if (!fNeedKernelVisit) KernelVisitDecision ();
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| 90 | G4bool kernelVisitWasNeeded = fNeedKernelVisit; // Keep (ProcessView resets).
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| 91 | ProcessView ();
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| 92 |
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| 93 | if(style!=G4ViewParameters::hlr &&
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| 94 | haloing_enabled) {
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| 95 |
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| 96 | HaloingFirstPass ();
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| 97 | DrawDisplayLists ();
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| 98 | glFlush ();
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| 99 |
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| 100 | HaloingSecondPass ();
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| 101 |
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| 102 | DrawDisplayLists ();
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| 103 | FinishView ();
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| 104 |
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| 105 | } else {
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| 106 |
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| 107 | // If kernel visit was needed, drawing and FinishView will already
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| 108 | // have been done, so...
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| 109 | if (!kernelVisitWasNeeded) {
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| 110 | DrawDisplayLists ();
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| 111 | FinishView ();
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| 112 | } else {
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| 113 | // However, union cutaways are implemented in DrawDisplayLists, so make
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| 114 | // an extra pass...
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| 115 | if (fVP.IsCutaway() &&
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| 116 | fVP.GetCutawayMode() == G4ViewParameters::cutawayUnion) {
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| 117 | ClearView();
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| 118 | DrawDisplayLists ();
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| 119 | FinishView ();
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| 120 | }
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| 121 | }
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| 122 | }
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| 123 | }
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| 124 |
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| 125 | void G4OpenGLStoredXViewer::FinishView () {
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| 126 | glXWaitGL (); //Wait for effects of all previous OpenGL commands to
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| 127 | //be propogated before progressing.
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| 128 | glXSwapBuffers (dpy, win);
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| 129 | }
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| 130 |
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| 131 | #endif
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