1 /*
2     FLAM3 - cosmic recursive fractal flames
3     Copyright (C) 1992-2009 Spotworks LLC
4 
5     This program is free software; you can redistribute it and/or modify
6     it under the terms of the GNU General Public License as published by
7     the Free Software Foundation; either version 3 of the License, or
8     (at your option) any later version.
9 
10     This program is distributed in the hope that it will be useful,
11     but WITHOUT ANY WARRANTY; without even the implied warranty of
12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13     GNU General Public License for more details.
14 
15     You should have received a copy of the GNU General Public License
16     along with this program.  If not, see <http://www.gnu.org/licenses/>.
17 */
18 
19 #ifndef palettes_included
20 #define palettes_included
21 
22 
23 typedef struct {
24     int number;
25     char name[flam3_name_len];
26     unsigned char colors[256][3];
27 } lib_palette;
28 
29 
30 void rgb2hsv(double *rgb, double *hsv);
31 void hsv2rgb(double *hsv, double *rgb);
32 
33 double flam3_calc_alpha(double density, double gamma, double linrange);
34 void flam3_calc_newrgb(double *cbuf, double ls, double highpow, double *newrgb);
35 
36 #endif
37 
38