| Revision 12203,
998 bytes
checked in by ghudson, 26 years ago
(diff) |
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This commit was generated by cvs2svn to compensate for changes in r12202,
which included commits to RCS files with non-trunk default branches.
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| 1 | /* xscreensaver, Copyright (c) 1992, 1997 Jamie Zawinski <jwz@jwz.org> |
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| 2 | * |
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| 3 | * Permission to use, copy, modify, distribute, and sell this software and its |
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| 4 | * documentation for any purpose is hereby granted without fee, provided that |
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| 5 | * the above copyright notice appear in all copies and that both that |
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| 6 | * copyright notice and this permission notice appear in supporting |
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| 7 | * documentation. No representations are made about the suitability of this |
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| 8 | * software for any purpose. It is provided "as is" without express or |
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| 9 | * implied warranty. |
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| 10 | */ |
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| 11 | |
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| 12 | #ifndef __HSV_H__ |
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| 13 | #define __HSV_H__ |
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| 14 | |
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| 15 | /* Converts between RGB and HSV color spaces. |
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| 16 | R, G, and B are in the range 0 - 65535; |
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| 17 | H is in the range 0 - 360; |
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| 18 | S and V are in the range 0.0 - 1.0. |
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| 19 | */ |
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| 20 | extern void hsv_to_rgb (int h, double s, double v, |
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| 21 | unsigned short *r, |
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| 22 | unsigned short *g, |
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| 23 | unsigned short *b); |
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| 24 | extern void rgb_to_hsv (unsigned short r, unsigned short g, unsigned short b, |
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| 25 | int *h, double *s, double *v); |
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| 26 | |
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| 27 | #endif /* __HSV_H__ */ |
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