| 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: G4OpenGLViewer.hh,v 1.21 2007/11/10 14:50:01 allison Exp $ |
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| 28 | // GEANT4 tag $Name: $ |
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| 29 | // |
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| 30 | // |
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| 31 | // Andrew Walkden 27th March 1996 |
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| 32 | // OpenGL viewer - opens window, hard copy, etc. |
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| 33 | |
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| 34 | #ifdef G4VIS_BUILD_OPENGL_DRIVER |
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| 35 | |
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| 36 | #ifndef G4OPENGLVIEWER_HH |
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| 37 | #define G4OPENGLVIEWER_HH |
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| 38 | |
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| 39 | #include "G4VViewer.hh" |
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| 40 | #include "G4OpenGL.hh" |
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| 41 | |
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| 42 | class G4OpenGLSceneHandler; |
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| 43 | |
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| 44 | // Base class for various OpenGLView classes. |
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| 45 | class G4OpenGLViewer: virtual public G4VViewer { |
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| 46 | |
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| 47 | friend class G4OpenGLSceneHandler; |
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| 48 | friend class G4OpenGLImmediateSceneHandler; |
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| 49 | friend class G4OpenGLStoredSceneHandler; |
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| 50 | friend class G4OpenGLFileSceneHandler; |
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| 51 | friend class G4OpenGLViewerMessenger; |
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| 52 | |
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| 53 | public: |
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| 54 | void ClearView (); |
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| 55 | |
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| 56 | protected: |
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| 57 | G4OpenGLViewer (G4OpenGLSceneHandler& scene); |
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| 58 | virtual ~G4OpenGLViewer (); |
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| 59 | void SetView (); |
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| 60 | void HaloingFirstPass (); |
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| 61 | void HaloingSecondPass (); |
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| 62 | void HLRFirstPass (); |
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| 63 | void HLRSecondPass (); |
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| 64 | void HLRThirdPass (); |
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| 65 | void InitializeGLView (); |
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| 66 | void Pick(GLdouble x, GLdouble y); |
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| 67 | virtual void CreateFontLists () {} |
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| 68 | virtual void print(); |
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| 69 | //////////////////////////////Vectored PostScript production functions/// |
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| 70 | void printBuffer(GLint, GLfloat*); |
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| 71 | GLfloat* spewPrimitiveEPS (FILE*, GLfloat*); |
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| 72 | void spewSortedFeedback (FILE*, GLint, GLfloat*); |
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| 73 | void spewWireframeEPS (FILE*, GLint, GLfloat*, const char*); |
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| 74 | void print3DcolorVertex(GLint, GLint*, GLfloat*); |
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| 75 | GLdouble getSceneNearWidth(); |
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| 76 | GLdouble getSceneFarWidth(); |
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| 77 | GLdouble getSceneDepth(); |
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| 78 | G4float pointSize; |
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| 79 | char print_string[50]; |
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| 80 | G4bool print_colour; |
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| 81 | G4bool vectored_ps; |
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| 82 | |
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| 83 | G4OpenGLSceneHandler& fOpenGLSceneHandler; |
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| 84 | G4Colour background; //the OpenGL clear colour |
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| 85 | unsigned int WinSize_x, WinSize_y; |
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| 86 | G4bool |
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| 87 | transparency_enabled, //is alpha blending enabled? |
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| 88 | antialiasing_enabled, //is antialiasing enabled? |
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| 89 | haloing_enabled; //is haloing enabled for wireframe? |
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| 90 | G4double fStartTime, fEndTime; // Time range (e.g., for trajectory steps). |
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| 91 | G4double fFadeFactor; // 0: no fade; 1: maximum fade with time within range. |
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| 92 | G4bool fDisplayHeadTime; // Display head time (fEndTime) in 2D text. |
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| 93 | G4double fDisplayHeadTimeX, fDisplayHeadTimeY; // 2D screen coords. |
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| 94 | G4double fDisplayHeadTimeSize; // Screen size. |
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| 95 | G4double fDisplayHeadTimeRed, fDisplayHeadTimeGreen, fDisplayHeadTimeBlue; |
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| 96 | G4bool fDisplayLightFront;// Display light front at head time originating at |
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| 97 | G4double fDisplayLightFrontX, fDisplayLightFrontY, fDisplayLightFrontZ, |
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| 98 | fDisplayLightFrontT; |
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| 99 | G4double fDisplayLightFrontRed, fDisplayLightFrontGreen, fDisplayLightFrontBlue; |
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| 100 | }; |
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| 101 | |
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| 102 | typedef struct G4OpenGLViewerFeedback3Dcolor { |
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| 103 | GLfloat x; |
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| 104 | GLfloat y; |
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| 105 | GLfloat z; |
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| 106 | GLfloat red; |
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| 107 | GLfloat green; |
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| 108 | GLfloat blue; |
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| 109 | GLfloat alpha; |
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| 110 | } Feedback3Dcolor; |
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| 111 | |
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| 112 | #endif |
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| 113 | |
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| 114 | #endif |
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