/* xscreensaver, Copyright (c) 1993-2014 by Jamie Zawinski <jwz@jwz.org>
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation. No representations are made about the suitability of this
* software for any purpose. It is provided "as is" without express or
extern Visual
*get_visual (Screen
*, const char *name
, Bool
, Bool
);
extern Visual
*get_visual_resource (Screen
*, char *, char *, Bool
);
extern int visual_depth (Screen
*, Visual
*);
extern int visual_pixmap_depth (Screen
*, Visual
*);
extern int visual_class (Screen
*, Visual
*);
extern int visual_cells (Screen
*, Visual
*);
extern int screen_number (Screen
*);
extern Visual
*find_similar_visual (Screen
*, Visual
*old
);
extern void describe_visual (FILE *f
, Screen
*, Visual
*, Bool private_cmap_p
);
extern Visual
*get_overlay_visual (Screen
*, unsigned long *pixel_return
);
extern Bool
has_writable_cells (Screen
*, Visual
*);
extern Visual
*id_to_visual (Screen
*, int);
extern void visual_rgb_masks (Screen
*screen
, Visual
*visual
,
unsigned long *green_mask
,
unsigned long *blue_mask
);
extern Visual
*get_gl_visual (Screen
*);
extern void describe_gl_visual (FILE *, Screen
*, Visual
*, Bool priv_cmap_p
);
extern Bool
validate_gl_visual (FILE *, Screen
*, const char *, Visual
*);
#endif /* __VISUAL_H__ */