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/*************************************************************************
* Copyright (C) 2009-2010 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
* Pigments.
*/
#include "dimension.h"
/* Allocate a dummy pigment */
dmnsn_pigment *
dmnsn_new_pigment(void)
{
dmnsn_pigment *pigment = dmnsn_malloc(sizeof(dmnsn_pigment));
pigment->pigment_fn = NULL;
pigment->initialize_fn = NULL;
pigment->free_fn = NULL;
pigment->trans = dmnsn_identity_matrix();
pigment->quick_color = dmnsn_black;
return pigment;
}
/* Free a pigment */
void
dmnsn_delete_pigment(dmnsn_pigment *pigment)
{
if (pigment) {
if (pigment->free_fn) {
(*pigment->free_fn)(pigment->ptr);
}
dmnsn_free(pigment);
}
}
/* Precompute pigment properties */
void
dmnsn_initialize_pigment(dmnsn_pigment *pigment)
{
if (pigment->initialize_fn) {
(*pigment->initialize_fn)(pigment);
}
pigment->trans_inv = dmnsn_matrix_inverse(pigment->trans);
}
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