diff options
author | Tavian Barnes <tavianator@tavianator.com> | 2014-08-19 17:10:03 -0400 |
---|---|---|
committer | Tavian Barnes <tavianator@tavianator.com> | 2015-10-25 11:03:56 -0400 |
commit | 7b09710392d35fb55b52031d447a542d99fc6b4b (patch) | |
tree | 270eb927ee8c52ceeb99926ebf4843704775a610 /libdimension/reflection.c | |
parent | 200c86b91ea7063d35be3bffc11c5da53c054653 (diff) | |
download | dimension-7b09710392d35fb55b52031d447a542d99fc6b4b.tar.xz |
Modularize the libdimension codebase.
Diffstat (limited to 'libdimension/reflection.c')
-rw-r--r-- | libdimension/reflection.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/libdimension/reflection.c b/libdimension/reflection.c deleted file mode 100644 index 6765bef..0000000 --- a/libdimension/reflection.c +++ /dev/null @@ -1,64 +0,0 @@ -/************************************************************************* - * Copyright (C) 2010-2014 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 - * Reflective finish. - */ - -#include "dimension.h" -#include <math.h> -#include <stdlib.h> - -/// Basic reflective finish type. -typedef struct dmnsn_basic_reflection { - dmnsn_reflection reflection; - dmnsn_color min, max; - double falloff; -} dmnsn_basic_reflection; - -/// Reflective finish callback. -static dmnsn_color -dmnsn_basic_reflection_fn(const dmnsn_reflection *reflection, - dmnsn_color reflect, dmnsn_color color, - dmnsn_vector ray, dmnsn_vector normal) -{ - const dmnsn_basic_reflection *basic = (const dmnsn_basic_reflection *)reflection; - double coeff = pow(fabs(dmnsn_vector_dot(ray, normal)), basic->falloff); - - return dmnsn_color_illuminate( - dmnsn_color_gradient(basic->min, basic->max, coeff), - reflect - ); -} - -dmnsn_reflection * -dmnsn_new_basic_reflection(dmnsn_pool *pool, dmnsn_color min, dmnsn_color max, double falloff) -{ - dmnsn_basic_reflection *basic = DMNSN_PALLOC(pool, dmnsn_basic_reflection); - basic->min = min; - basic->max = max; - basic->falloff = falloff; - - dmnsn_reflection *reflection = &basic->reflection; - dmnsn_init_reflection(reflection); - reflection->reflection_fn = dmnsn_basic_reflection_fn; - return reflection; -} |