progs/xdemos/pbutil.h

   1 /*
   2  * OpenGL pbuffers utility functions.
   3  *
   4  * Brian Paul
   5  * April 1997
   6  */
   7
   8
   9 #ifndef PBUTIL_H
  10 #define PBUTIL_H
  11
  12
  13 #define GLX_GLXEXT_PROTOTYPES
  14 #include <GL/glx.h>
  15
  16
  17 #if defined(GLX_VERSION_1_3)
  18 #define PBUFFER GLXPbuffer
  19 #define FBCONFIG GLXFBConfig
  20 #elif defined(GLX_SGIX_fbconfig) && defined(GLX_SGIX_pbuffer)
  21 #define PBUFFER GLXPbufferSGIX
  22 #define FBCONFIG GLXFBConfigSGIX
  23 #else
  24 #define PBUFFER int
  25 #define FBCONFIG int
  26 #endif
  27
  28
  29 extern int
  30 QueryFBConfig(Display *dpy, int screen);
  31
  32 extern int
  33 QueryPbuffers(Display *dpy, int screen);
  34
  35
  36 extern void
  37 PrintFBConfigInfo(Display *dpy, int screen, FBCONFIG config, Bool horizFormat);
  38
  39
  40 extern FBCONFIG *
  41 ChooseFBConfig(Display *dpy, int screen, const int attribs[], int *nConfigs);
  42
  43
  44 extern FBCONFIG *
  45 GetAllFBConfigs(Display *dpy, int screen, int *nConfigs);
  46
  47
  48 extern XVisualInfo *
  49 GetVisualFromFBConfig(Display *dpy, int screen, FBCONFIG config);
  50
  51
  52 extern GLXContext
  53 CreateContext(Display *dpy, int screen, FBCONFIG config);
  54
  55
  56 extern void
  57 DestroyContext(Display *dpy, GLXContext ctx);
  58
  59
  60 extern PBUFFER
  61 CreatePbuffer(Display *dpy, int screen, FBCONFIG config,
  62               int width, int height, Bool preserve, Bool largest);
  63
  64
  65 extern void
  66 DestroyPbuffer(Display *dpy, int screen, PBUFFER pbuffer);
  67
  68
  69 #endif  /*PBUTIL_H*/