| 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: G4OpenGLXViewer.hh,v 1.26 2006/11/01 11:22:27 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 | // G4OpenGLXViewer : Class to provide XWindows specific
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| 33 | // functionality for OpenGL in GEANT4
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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 | #ifndef G4OPENGLXVIEWER_HH
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| 38 | #define G4OPENGLXVIEWER_HH
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| 39 |
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| 40 | #include "G4VViewer.hh"
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| 41 | #include "G4OpenGLSceneHandler.hh"
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| 42 | #include "globals.hh"
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| 43 |
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| 44 | #include <X11/Xlib.h>
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| 45 | #include <X11/Intrinsic.h>
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| 46 | #include <X11/Xmu/StdCmap.h>
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| 47 |
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| 48 | #include <GL/glx.h>
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| 49 |
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| 50 | class G4OpenGLSceneHandler;
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| 51 |
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| 52 | class G4OpenGLXViewer: virtual public G4OpenGLViewer {
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| 53 |
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| 54 | friend class G4OpenGLXViewerMessenger;
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| 55 |
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| 56 | public:
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| 57 | G4OpenGLXViewer (G4OpenGLSceneHandler& scene);
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| 58 | virtual ~G4OpenGLXViewer ();
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| 59 | void SetView ();
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| 60 | void ShowView ();
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| 61 | void print();
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| 62 |
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| 63 | protected:
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| 64 | void GetXConnection ();
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| 65 | void CreateGLXContext (XVisualInfo* vi);
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| 66 | virtual void CreateMainWindow ();
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| 67 | virtual void CreateFontLists ();
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| 68 |
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| 69 | static int snglBuf_RGBA[12];
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| 70 | static int dblBuf_RGBA[13];
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| 71 |
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| 72 | char print_string[50];
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| 73 | G4bool print_colour,
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| 74 | vectored_ps;
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| 75 |
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| 76 | //////////////////////////////Vectored PostScript production functions//////////////////////////////
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| 77 | void printBuffer(GLint, GLfloat*);
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| 78 | GLfloat* spewPrimitiveEPS (FILE*, GLfloat*);
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| 79 | void spewSortedFeedback (FILE*, GLint, GLfloat*);
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| 80 | void spewWireframeEPS (FILE*, GLint, GLfloat*, const char*);
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| 81 | void print3DcolorVertex(GLint, GLint*, GLfloat*);
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| 82 | G4float pointSize;
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| 83 |
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| 84 |
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| 85 | //////////////////////////////Pixmap (screen dump) production functions//////////////////////////////
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| 86 | GLubyte* grabPixels (int inColor,
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| 87 | unsigned int width,
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| 88 | unsigned int height);
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| 89 | int generateEPS (char* filnam,
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| 90 | int inColour,
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| 91 | unsigned int width,
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| 92 | unsigned int height);
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| 93 | GLXContext create_GL_print_context (XVisualInfo*& pvi);
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| 94 |
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| 95 | XWindowAttributes xwa;
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| 96 | Display *dpy;
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| 97 | static XVisualInfo *vi_single_buffer;
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| 98 | static XVisualInfo *vi_double_buffer;
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| 99 | XVisualInfo *vi_immediate,
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| 100 | *vi_stored,
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| 101 | *vi;
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| 102 | Colormap cmap;
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| 103 | XSetWindowAttributes swa;
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| 104 | GLXDrawable win;
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| 105 | GLXContext cx;
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| 106 | XEvent event;
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| 107 | G4int *attributeList,
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| 108 | errorBase,
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| 109 | eventBase,
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| 110 | major,
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| 111 | minor,
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| 112 | x_origin,
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| 113 | y_origin;
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| 114 | XSizeHints *norm_hints;
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| 115 | XWMHints *wm_hints;
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| 116 | XClassHint *class_hints;
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| 117 | Pixmap icon_pixmap;
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| 118 | XSizeHints *size_hints;
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| 119 | unsigned int WinSize_x,
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| 120 | WinSize_y;
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| 121 | Atom Xatom;
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| 122 | XTextProperty windowName,
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| 123 | iconName;
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| 124 | char charViewName [100];
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| 125 |
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| 126 | private:
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| 127 | G4OpenGLXViewer (const G4OpenGLXViewer&);
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| 128 | G4OpenGLXViewer& operator = (const G4OpenGLXViewer&);
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| 129 | };
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| 130 |
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| 131 | typedef struct G4OpenGLXViewerFeedback3Dcolor {
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| 132 | GLfloat x;
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| 133 | GLfloat y;
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| 134 | GLfloat z;
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| 135 | GLfloat red;
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| 136 | GLfloat green;
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| 137 | GLfloat blue;
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| 138 | GLfloat alpha;
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| 139 | } Feedback3Dcolor;
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| 140 |
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| 141 | #endif
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| 142 |
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| 143 | #endif
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