/* 
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * Contributors: Matt Ebb
 *
 * ***** END GPL LICENSE BLOCK *****
 */

struct Render;
struct LampRen;

//void lamp_sample_area(struct Render *re, struct LampRen *lar, float *co, float *dir, float *col, float *pdf, float *u);
void lamp_sample_area_solidangle(struct Render *re, struct LampRen *lar, float *P, float *Pl, float *L, float *Cl, float *pdf, float *u);

void lamp_sample_sun(struct Render *re, struct LampRen *lar, float *co, float *dir, float *col, int thread);
void lamp_sample_point(struct Render *re, struct LampRen *lar, float *co, float *dir, float *col, int thread);
void lamp_sample_spot(struct Render *re, struct LampRen *lar, float *co, float *dir, float *col, int thread);
void lamp_sample_hemi(struct Render *re, struct LampRen *lar, float *co, float *dir, float *col, int thread);