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/*************************************************************************
* Copyright (C) 2009 Tavian Barnes <tavianator@gmail.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/>. *
*************************************************************************/
/*
* Object textures.
*/
#ifndef DIMENSION_TEXTURE_H
#define DIMENSION_TEXTURE_H
/*
* Pigments
*/
/* Forward-declare dmnsn_pigment */
typedef struct dmnsn_pigment dmnsn_pigment;
/* Pigment callback */
typedef dmnsn_color dmnsn_pigment_fn(const dmnsn_pigment *pigment,
dmnsn_vector v);
/* dmnsn_pigment definition */
struct dmnsn_pigment {
/* Callbacks */
dmnsn_pigment_fn *pigment_fn;
dmnsn_free_fn *free_fn;
/* Generic pointer */
void *ptr;
};
dmnsn_pigment *dmnsn_new_pigment();
void dmnsn_delete_pigment(dmnsn_pigment *pigment);
/*
* Finishes
*/
/* Forward-declare dmnsn_finish */
typedef struct dmnsn_finish dmnsn_finish;
/* Finish callback */
typedef dmnsn_color dmnsn_finish_fn(const dmnsn_finish *finish,
dmnsn_color color, dmnsn_vector x0,
dmnsn_vector normal,
dmnsn_vector reflected);
/* dmnsn_finish definition */
struct dmnsn_finish {
/* Callbacks */
dmnsn_finish_fn *finish_fn;
dmnsn_free_fn *free_fn;
/* Generic pointer */
void *ptr;
};
dmnsn_finish *dmnsn_new_finish();
void dmnsn_delete_finish(dmnsn_finish *finish);
/*
* A complete texture
*/
typedef struct {
dmnsn_pigment *pigment;
dmnsn_finish *finish;
} dmnsn_texture;
dmnsn_texture *dmnsn_new_texture();
void dmnsn_delete_texture(dmnsn_texture *texture);
#endif /* DIMENSION_TEXTURE_H */
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