diff options
Diffstat (limited to 'utils/visual.h')
-rw-r--r-- | utils/visual.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/utils/visual.h b/utils/visual.h new file mode 100644 index 0000000..18ff7a6 --- /dev/null +++ b/utils/visual.h @@ -0,0 +1,36 @@ +/* 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 + * implied warranty. + */ + +#ifndef __VISUAL_H__ +#define __VISUAL_H__ + +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 *red_mask, + 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__ */ |