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/*************************************************************************
* Copyright (C) 2010-2011 Tavian Barnes <tavianator@tavianator.com> *
* *
* This file is part of The Dimension Library. *
* *
* The Dimension Library is free software; you can redistribute it and/ *
* or modify it under the terms of the GNU Lesser General Public License *
* as published by the Free Software Foundation; either version 3 of the *
* License, or (at your option) any later version. *
* *
* The Dimension Library 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* <http://www.gnu.org/licenses/>. *
*************************************************************************/
/**
* @file
* Ambient finish.
*/
#include "dimension.h"
#include <math.h>
#include <stdlib.h>
/** Ambient finish callback. */
static dmnsn_color
dmnsn_basic_ambient_fn(const dmnsn_ambient *ambient, dmnsn_color pigment)
{
dmnsn_color *light = ambient->ptr;
dmnsn_color ret = dmnsn_color_illuminate(*light, pigment);
ret.trans = 0.0;
ret.filter = 0.0;
return ret;
}
dmnsn_ambient *
dmnsn_new_basic_ambient(dmnsn_color ambient)
{
dmnsn_ambient *basic = dmnsn_new_ambient();
dmnsn_color *param = dmnsn_malloc(sizeof(dmnsn_color));
*param = ambient;
basic->ambient_fn = dmnsn_basic_ambient_fn;
basic->free_fn = dmnsn_free;
basic->ptr = param;
return basic;
}
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