summaryrefslogtreecommitdiffstats
path: root/libdimension/point_light.c
diff options
context:
space:
mode:
authorTavian Barnes <tavianator@tavianator.com>2014-08-19 17:10:03 -0400
committerTavian Barnes <tavianator@tavianator.com>2015-10-25 11:03:56 -0400
commit7b09710392d35fb55b52031d447a542d99fc6b4b (patch)
tree270eb927ee8c52ceeb99926ebf4843704775a610 /libdimension/point_light.c
parent200c86b91ea7063d35be3bffc11c5da53c054653 (diff)
downloaddimension-7b09710392d35fb55b52031d447a542d99fc6b4b.tar.xz
Modularize the libdimension codebase.
Diffstat (limited to 'libdimension/point_light.c')
-rw-r--r--libdimension/point_light.c72
1 files changed, 0 insertions, 72 deletions
diff --git a/libdimension/point_light.c b/libdimension/point_light.c
deleted file mode 100644
index b8c2cfb..0000000
--- a/libdimension/point_light.c
+++ /dev/null
@@ -1,72 +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
- * Point lights.
- */
-
-#include "dimension.h"
-#include <stdlib.h>
-
-/// Point light type.
-typedef struct dmnsn_point_light {
- dmnsn_light light;
- dmnsn_vector origin;
- dmnsn_color color;
-} dmnsn_point_light;
-
-/// Point light direction callback.
-static dmnsn_vector
-dmnsn_point_light_direction_fn(const dmnsn_light *light, dmnsn_vector v)
-{
- const dmnsn_point_light *point_light = (const dmnsn_point_light *)light;
- return dmnsn_vector_sub(point_light->origin, v);
-}
-
-/// Point light illumination callback.
-static dmnsn_color
-dmnsn_point_light_illumination_fn(const dmnsn_light *light, dmnsn_vector v)
-{
- const dmnsn_point_light *point_light = (const dmnsn_point_light *)light;
- return point_light->color;
-}
-
-/// Point light illumination callback.
-static bool
-dmnsn_point_light_shadow_fn(const dmnsn_light *light, double t)
-{
- return t < 1.0;
-}
-
-dmnsn_light *
-dmnsn_new_point_light(dmnsn_pool *pool, dmnsn_vector x0, dmnsn_color color)
-{
- dmnsn_point_light *point_light = DMNSN_PALLOC(pool, dmnsn_point_light);
- point_light->origin = x0;
- point_light->color = color;
-
- dmnsn_light *light = &point_light->light;
- dmnsn_init_light(light);
- light->direction_fn = dmnsn_point_light_direction_fn;
- light->illumination_fn = dmnsn_point_light_illumination_fn;
- light->shadow_fn = dmnsn_point_light_shadow_fn;
- return light;
-}