From 7acd8ea6673b7a90ed4041408ccf1b024b8a007a Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Sun, 12 Jun 2011 02:37:51 -0600 Subject: 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. --- libdimension/reflective.c | 67 ----------------------------------------------- 1 file changed, 67 deletions(-) delete mode 100644 libdimension/reflective.c (limited to 'libdimension/reflective.c') 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 * - * * - * 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 * - * . * - *************************************************************************/ - -/** - * @file - * Reflective finish. - */ - -#include "dimension.h" -#include -#include - -/** 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; -} -- cgit v1.2.3