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author | Simon Rettberg | 2018-10-16 10:08:48 +0200 |
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committer | Simon Rettberg | 2018-10-16 10:08:48 +0200 |
commit | d3a98cf6cbc3bd0b9efc570f58e8812c03931c18 (patch) | |
tree | cbddf8e50f35a9c6e878a5bfe3c6d625d99e12ba /utils/visual.h | |
download | xscreensaver-d3a98cf6cbc3bd0b9efc570f58e8812c03931c18.tar.gz xscreensaver-d3a98cf6cbc3bd0b9efc570f58e8812c03931c18.tar.xz xscreensaver-d3a98cf6cbc3bd0b9efc570f58e8812c03931c18.zip |
Original 5.40
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__ */ |