src/glut/glx/glut_fullscrn.c

   1
   2 /* Copyright (c) Mark J. Kilgard, 1995, 1998. */
   3
   4 /* This program is freely distributable without licensing fees
   5    and is provided without guarantee or warrantee expressed or
   6    implied. This program is -not- in the public domain. */
   7
   8 #ifdef __VMS
   9 #include <GL/vms_x_fix.h>
  10 #endif
  11
  12 #include <stdio.h>  /* SunOS multithreaded assert() needs <stdio.h>.  Lame. */
  13 #include <assert.h>
  14
  15 #if !defined(_WIN32)
  16 #include <X11/Xlib.h>
  17 #include <X11/Xatom.h>
  18 #endif
  19
  20 /* SGI optimization introduced in IRIX 6.3 to avoid X server
  21    round trips for interning common X atoms. */
  22 #if defined(_SGI_EXTRA_PREDEFINES) && !defined(NO_FAST_ATOMS)
  23 #include <X11/SGIFastAtom.h>
  24 #else
  25 #define XSGIFastInternAtom(dpy,string,fast_name,how) XInternAtom(dpy,string,how)
  26 #endif
  27
  28 #include "glutint.h"
  29
  30 /* CENTRY */
  31 void GLUTAPIENTRY
  32 glutFullScreen(void)
  33 {
  34   assert(!__glutCurrentWindow->parent);
  35   IGNORE_IN_GAME_MODE();
  36 #if !defined(_WIN32)
  37   if (__glutMotifHints == None) {
  38     __glutMotifHints = XSGIFastInternAtom(__glutDisplay, "_MOTIF_WM_HINTS",
  39       SGI_XA__MOTIF_WM_HINTS, 0);
  40     if (__glutMotifHints == None) {
  41       __glutWarning("Could not intern X atom for _MOTIF_WM_HINTS.");
  42     }
  43   }
  44 #endif
  45
  46   __glutCurrentWindow->desiredX = 0;
  47   __glutCurrentWindow->desiredY = 0;
  48   __glutCurrentWindow->desiredWidth = __glutScreenWidth;
  49   __glutCurrentWindow->desiredHeight = __glutScreenHeight;
  50   __glutCurrentWindow->desiredConfMask |= CWX | CWY | CWWidth | CWHeight;
  51
  52   __glutPutOnWorkList(__glutCurrentWindow,
  53     GLUT_CONFIGURE_WORK | GLUT_FULL_SCREEN_WORK);
  54 }
  55
  56 /* ENDCENTRY */