30 lines
1.3 KiB
C
30 lines
1.3 KiB
C
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/* xscreensaver, Copyright (c) 1993-1999 by Jamie Zawinski <jwz@jwz.org>
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation. No representations are made about the suitability of this
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* software for any purpose. It is provided "as is" without express or
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* implied warranty.
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*/
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#ifndef __VISUAL_H__
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#define __VISUAL_H__
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extern Visual *get_visual (Screen *, const char *name, Bool, Bool);
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extern Visual *get_visual_resource (Screen *, char *, char *, Bool);
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extern int visual_depth (Screen *, Visual *);
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/* extern int visual_pixmap_depth (Screen *, Visual *); */
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extern int visual_class (Screen *, Visual *);
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extern int visual_cells (Screen *, Visual *);
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extern int screen_number (Screen *);
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extern Visual *find_similar_visual (Screen *, Visual *old);
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extern void describe_visual (FILE *f, Screen *, Visual *, Bool private_cmap_p);
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extern Visual *get_overlay_visual (Screen *, unsigned long *pixel_return);
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extern Bool has_writable_cells (Screen *screen, Visual *visual);
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Visual *get_gl_visual (Screen *screen);
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#endif /* __VISUAL_H__ */
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