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authorTavian Barnes <tavianator@gmail.com>2011-06-12 02:37:51 -0600
committerTavian Barnes <tavianator@gmail.com>2011-06-13 00:16:06 -0600
commit7acd8ea6673b7a90ed4041408ccf1b024b8a007a (patch)
treed52199dd7c58e0217bfd1a74e7601d739ad333f5 /libdimension/reflective.c
parent066261810c2fca192677c5c1c01c91d6ecec65a0 (diff)
downloaddimension-7acd8ea6673b7a90ed4041408ccf1b024b8a007a.tar.xz
Vast libdimension API and internals improvements.
Couldn't really do these while I was trying to be POV-Ray compatible, 'cause they would've broken compatibility.
Diffstat (limited to 'libdimension/reflective.c')
-rw-r--r--libdimension/reflective.c67
1 files changed, 0 insertions, 67 deletions
diff --git a/libdimension/reflective.c b/libdimension/reflective.c
deleted file mode 100644
index 32bec58..0000000
--- a/libdimension/reflective.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*************************************************************************
- * Copyright (C) 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
- * Reflective finish.
- */
-
-#include "dimension.h"
-#include <math.h>
-#include <stdlib.h>
-
-/** Reflective finish payload. */
-typedef struct dmnsn_reflection_params {
- dmnsn_color min, max;
- double falloff;
-} dmnsn_reflection_params;
-
-/** Reflective finish callback. */
-static dmnsn_color
-dmnsn_reflective_finish_fn(const dmnsn_finish *finish,
- dmnsn_color reflect, dmnsn_color color,
- dmnsn_vector ray, dmnsn_vector normal)
-{
- dmnsn_reflection_params *params = finish->ptr;
- double reflection = pow(fabs(dmnsn_vector_dot(ray, normal)), params->falloff);
-
- return dmnsn_color_illuminate(
- dmnsn_color_gradient(params->min, params->max, reflection),
- reflect
- );
-}
-
-dmnsn_finish *
-dmnsn_new_reflective_finish(dmnsn_color min, dmnsn_color max, double falloff)
-{
- dmnsn_finish *finish = dmnsn_new_finish();
-
- dmnsn_reflection_params *params
- = dmnsn_malloc(sizeof(dmnsn_reflection_params));
- params->min = min;
- params->max = max;
- params->falloff = falloff;
-
- finish->ptr = params;
- finish->reflection_fn = dmnsn_reflective_finish_fn;
- finish->free_fn = dmnsn_free;
-
- return finish;
-}