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 QueryPbuffers(Display *dpy, int screen);
  31
  32
  33 extern void
  34 PrintFBConfigInfo(Display *dpy, int screen, FBCONFIG config, Bool horizFormat);
  35
  36
  37 extern FBCONFIG *
  38 ChooseFBConfig(Display *dpy, int screen, const int attribs[], int *nConfigs);
  39
  40
  41 extern FBCONFIG *
  42 GetAllFBConfigs(Display *dpy, int screen, int *nConfigs);
  43
  44
  45 extern XVisualInfo *
  46 GetVisualFromFBConfig(Display *dpy, int screen, FBCONFIG config);
  47
  48
  49 extern GLXContext
  50 CreateContext(Display *dpy, int screen, FBCONFIG config);
  51
  52
  53 extern void
  54 DestroyContext(Display *dpy, GLXContext ctx);
  55
  56
  57 extern PBUFFER
  58 CreatePbuffer(Display *dpy, int screen, FBCONFIG config,
  59               int width, int height, Bool preserve, Bool largest);
  60
  61
  62 extern void
  63 DestroyPbuffer(Display *dpy, int screen, PBUFFER pbuffer);
  64
  65
  66 #endif  /*PBUTIL_H*/