36 lines
1.0 KiB
C
36 lines
1.0 KiB
C
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/*
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flame - cosmic recursive fractal flames
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Copyright (C) 1992 Scott Draves <spot@cs.cmu.edu>
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef cmap_included
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#define cmap_included
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#define cmap_random (-1)
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#define vlen(x) (sizeof(x)/sizeof(*x))
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typedef double clrmap[256][3];
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extern void rgb2hsv(double *rgb, double *hsv);
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extern void hsv2rgb(double *hsv, double *rgb);
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extern int get_cmap(int n, clrmap c, int cmap_len);
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#endif
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