Blender V2.61 - r43446

sss.h

Go to the documentation of this file.
00001 /*
00002  * ***** BEGIN GPL LICENSE BLOCK *****
00003  *
00004  * This program is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU General Public License
00006  * as published by the Free Software Foundation; either version 2
00007  * of the License, or (at your option) any later version. 
00008  *
00009  * This program is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  * GNU General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU General Public License
00015  * along with this program; if not, write to the Free Software Foundation,
00016  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00017  *
00018  * The Original Code is Copyright (C) 2007 Blender Foundation.
00019  * All rights reserved.
00020  *
00021  * The Original Code is: all of this file.
00022  *
00023  * Contributor(s): none yet.
00024  *
00025  * ***** END GPL LICENSE BLOCK *****
00026  */
00027 
00033 #ifndef SSS_H
00034 #define SSS_H
00035 
00036 /* Generic multiple scattering API */
00037 
00038 struct ScatterSettings;
00039 typedef struct ScatterSettings ScatterSettings;
00040 
00041 struct ScatterTree;
00042 typedef struct ScatterTree ScatterTree;
00043 
00044 ScatterSettings *scatter_settings_new(float refl, float radius, float ior,
00045     float reflfac, float frontweight, float backweight);
00046 void scatter_settings_free(ScatterSettings *ss);
00047 
00048 ScatterTree *scatter_tree_new(ScatterSettings *ss[3], float scale, float error,
00049     float (*co)[3], float (*color)[3], float *area, int totpoint);
00050 void scatter_tree_build(ScatterTree *tree);
00051 void scatter_tree_sample(ScatterTree *tree, float *co, float *color);
00052 void scatter_tree_free(ScatterTree *tree);
00053 
00054 /* Internal renderer API */
00055 
00056 struct Render;
00057 struct Material;
00058 struct VlakRen;
00059 
00060 void make_sss_tree(struct Render *re);
00061 void sss_add_points(Render *re, float (*co)[3], float (*color)[3], float *area, int totpoint);
00062 void free_sss(struct Render *re);
00063 
00064 int sample_sss(struct Render *re, struct Material *mat, float *co, float *col);
00065 int sss_pass_done(struct Render *re, struct Material *mat);
00066 
00067 #endif /*SSS_H*/
00068