src/glut/glx/layerutil.h

   1 #ifndef __layerutil_h__
   2 #define __layerutil_h__
   3
   4 /* Copyright (c) Mark J. Kilgard, 1993, 1994. */
   5
   6 /* This program is freely distributable without licensing fees
   7    and is provided without guarantee or warrantee expressed or
   8    implied. This program is -not- in the public domain. */
   9
  10 /* Based on XLayerUtil.h: Revision: 1.3 */
  11
  12 #ifdef __VMS
  13 #include <GL/vms_x_fix.h>
  14 #endif
  15
  16 #if !defined(_WIN32)
  17 #include <X11/Xlib.h>
  18 #include <X11/Xutil.h>
  19 #include <X11/Xmd.h>
  20 #endif /* !_WIN32 */
  21
  22 /* Transparent type values */
  23 /* None                       0 */
  24 #define TransparentPixel      1
  25 #define TransparentMask       2
  26
  27 /* layered visual info template flags */
  28 #define VisualLayerMask         0x200
  29 #define VisualTransparentType   0x400
  30 #define VisualTransparentValue  0x800
  31 #define VisualAllLayerMask      0xFFF
  32
  33 /* layered visual info structure */
  34 typedef struct _XLayerVisualInfo {
  35   XVisualInfo vinfo;
  36   long layer;
  37   long type;
  38   unsigned long value;
  39 } XLayerVisualInfo;
  40
  41 /* SERVER_OVERLAY_VISUALS property element */
  42 typedef struct _OverlayInfo {
  43   /* Avoid 64-bit portability problems by being careful to use
  44      longs due to the way XGetWindowProperty is specified. Note
  45      that these parameters are passed as CARD32s over X
  46      protocol. */
  47   long overlay_visual;
  48   long transparent_type;
  49   long value;
  50   long layer;
  51 } OverlayInfo;
  52
  53 extern int __glutGetTransparentPixel(Display *, XVisualInfo *);
  54 extern XLayerVisualInfo *__glutXGetLayerVisualInfo(Display *,
  55   long, XLayerVisualInfo *, int *);
  56 extern Status __glutXMatchLayerVisualInfo(Display *,
  57   int, int, int, int, XLayerVisualInfo *);
  58
  59 #endif /* __layerutil_h__ */