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G4OpenGLXViewer.hh
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27 // $Id$
28 //
29 //
30 // Andrew Walkden 7th February 1997
31 // G4OpenGLXViewer : Class to provide XWindows specific
32 // functionality for OpenGL in GEANT4
33 
34 #ifdef G4VIS_BUILD_OPENGLX_DRIVER
35 
36 #ifndef G4OPENGLXVIEWER_HH
37 #define G4OPENGLXVIEWER_HH
38 
39 #include "G4OpenGLViewer.hh"
40 #include "globals.hh"
41 
42 #include <X11/Intrinsic.h>
43 
44 #include "G4OpenGL.hh"
45 #include <GL/glx.h>
46 
47 class G4OpenGLSceneHandler;
48 class G4Text;
49 
50 class G4OpenGLXViewer: virtual public G4OpenGLViewer {
51 
52  friend class G4OpenGLXViewerMessenger;
53  friend class G4OpenGLXmViewer;
54 
55 public:
56  G4OpenGLXViewer (G4OpenGLSceneHandler& scene);
57  virtual ~G4OpenGLXViewer ();
58  void SetView ();
59  void ShowView ();
60  void DrawText(const G4Text&);
61 
62 protected:
63  void GetXConnection ();
64  void CreateGLXContext (XVisualInfo* vi);
65  virtual void CreateMainWindow ();
66  virtual void CreateFontLists ();
67 
68  static int snglBuf_RGBA[12];
69  static int dblBuf_RGBA[13];
70 
72 
73  XWindowAttributes xwa;
74  Display *dpy;
75  static XVisualInfo *vi_single_buffer;
76  static XVisualInfo *vi_double_buffer;
77  XVisualInfo *vi_immediate,
78  *vi_stored,
79  *vi;
80  Colormap cmap;
81  XSetWindowAttributes swa;
82  GLXDrawable win;
83  GLXContext cx;
84  XEvent event;
85  G4int *attributeList,
86  errorBase,
87  eventBase,
88  major,
89  minor;
90  XSizeHints *norm_hints;
91  XWMHints *wm_hints;
92  XClassHint *class_hints;
93  Pixmap icon_pixmap;
94  XSizeHints *size_hints;
95  Atom Xatom;
96  XTextProperty windowName,
97  iconName;
98  char charViewName [100];
99 
100 
101 private:
102  G4OpenGLXViewer (const G4OpenGLXViewer&);
103  G4OpenGLXViewer& operator = (const G4OpenGLXViewer&);
104  GLXContext tmp_cx;
105 };
106 
107 #endif
108 
109 #endif