| 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 1.30 2009/04/08 16:55:44 lgarnier 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 | class G4OpenGL2PSAction;
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| 44 |
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| 45 | // Base class for various OpenGLView classes.
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| 46 | class G4OpenGLViewer: virtual public G4VViewer {
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| 47 |
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| 48 | friend class G4OpenGLSceneHandler;
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| 49 | friend class G4OpenGLImmediateSceneHandler;
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| 50 | friend class G4OpenGLStoredSceneHandler;
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| 51 | friend class G4OpenGLFileSceneHandler;
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| 52 | friend class G4OpenGLViewerMessenger;
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| 53 |
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| 54 | public:
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| 55 | void ClearView ();
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| 56 |
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| 57 | protected:
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| 58 | G4OpenGLViewer (G4OpenGLSceneHandler& scene);
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| 59 | virtual ~G4OpenGLViewer ();
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| 60 | void SetView ();
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| 61 | void HaloingFirstPass ();
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| 62 | void HaloingSecondPass ();
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| 63 | void HLRFirstPass ();
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| 64 | void HLRSecondPass ();
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| 65 | void HLRThirdPass ();
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| 66 | void InitializeGLView ();
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| 67 | void ResizeGLView();
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| 68 | void ResizeWindow(unsigned int, unsigned int);
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| 69 | void Pick(GLdouble x, GLdouble y);
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| 70 | virtual void CreateFontLists () {}
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| 71 | void rotateScene (G4double dx, G4double dy,G4double delta);
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| 72 | //////////////////////////////Vectored PostScript production functions///
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| 73 | void printEPS();
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| 74 | // print EPS file. Depending of fVectoredPs, it will print Vectored or not
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| 75 |
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| 76 | unsigned int getWinWidth();
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| 77 | G4bool sizeHasChanged();
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| 78 | // return true if size has change since last redraw
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| 79 | unsigned int getWinHeight();
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| 80 | GLdouble getSceneNearWidth();
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| 81 | GLdouble getSceneFarWidth();
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| 82 | GLdouble getSceneDepth();
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| 83 | std::string fPrintFilename;
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| 84 | G4bool fPrintColour;
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| 85 | G4bool fVectoredPs;
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| 86 | G4int fPrintSizeX;
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| 87 | G4int fPrintSizeY;
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| 88 |
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| 89 | G4OpenGLSceneHandler& fOpenGLSceneHandler;
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| 90 | G4Colour background; //the OpenGL clear colour
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| 91 | G4bool
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| 92 | transparency_enabled, //is alpha blending enabled?
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| 93 | antialiasing_enabled, //is antialiasing enabled?
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| 94 | haloing_enabled; //is haloing enabled for wireframe?
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| 95 | G4double fStartTime, fEndTime; // Time range (e.g., for trajectory steps).
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| 96 | G4double fFadeFactor; // 0: no fade; 1: maximum fade with time within range.
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| 97 | G4bool fDisplayHeadTime; // Display head time (fEndTime) in 2D text.
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| 98 | G4double fDisplayHeadTimeX, fDisplayHeadTimeY; // 2D screen coords.
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| 99 | G4double fDisplayHeadTimeSize; // Screen size.
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| 100 | G4double fDisplayHeadTimeRed, fDisplayHeadTimeGreen, fDisplayHeadTimeBlue;
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| 101 | G4bool fDisplayLightFront;// Display light front at head time originating at
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| 102 | G4double fDisplayLightFrontX, fDisplayLightFrontY, fDisplayLightFrontZ,
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| 103 | fDisplayLightFrontT;
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| 104 | G4double fDisplayLightFrontRed, fDisplayLightFrontGreen, fDisplayLightFrontBlue;
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| 105 | G4OpenGL2PSAction* fGL2PSAction;
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| 106 |
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| 107 | private :
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| 108 | unsigned int fWinSize_x, fWinSize_y;
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| 109 | G4float fPointSize;
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| 110 | G4bool fSizeHasChanged;
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| 111 | // size of the OpenGL frame
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| 112 | bool printGl2PS();
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| 113 | GLubyte* grabPixels (int inColor,
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| 114 | unsigned int width,
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| 115 | unsigned int height);
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| 116 | bool printNonVectoredEPS ();
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| 117 | // print non vectored EPS files
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| 118 |
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| 119 | bool printVectoredEPS();
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| 120 | // print vectored EPS files
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| 121 | };
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| 122 |
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| 123 | typedef struct G4OpenGLViewerFeedback3Dcolor {
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| 124 | GLfloat x;
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| 125 | GLfloat y;
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| 126 | GLfloat z;
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| 127 | GLfloat red;
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| 128 | GLfloat green;
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| 129 | GLfloat blue;
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| 130 | GLfloat alpha;
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| 131 | } Feedback3Dcolor;
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| 132 |
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| 133 | #endif
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| 134 |
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| 135 | #endif
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