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Diffstat (limited to 'libdimension/finish_combination.c')
| -rw-r--r-- | libdimension/finish_combination.c | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/libdimension/finish_combination.c b/libdimension/finish_combination.c deleted file mode 100644 index acdc719..0000000 --- a/libdimension/finish_combination.c +++ /dev/null @@ -1,150 +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 - * Finish combinations. - */ - -#include "dimension.h" -#include <math.h> -#include <stdlib.h> - -/** Diffuse combination callback. */ -static dmnsn_color -dmnsn_finish_combination_diffuse_fn(const dmnsn_finish *finish, - dmnsn_color light, dmnsn_color color, - dmnsn_vector ray, dmnsn_vector normal) -{ - dmnsn_finish **params = finish->ptr; - if (params[0]->diffuse_fn && params[1]->diffuse_fn) { - return dmnsn_color_add( - params[0]->diffuse_fn(params[0], light, color, ray, normal), - params[1]->diffuse_fn(params[1], light, color, ray, normal) - ); - } else if (params[0]->diffuse_fn) { - return params[0]->diffuse_fn(params[0], light, color, ray, normal); - } else if (params[1]->diffuse_fn) { - return params[1]->diffuse_fn(params[1], light, color, ray, normal); - } else { - return dmnsn_black; - } -} - -/** Specular combination callback. */ -static dmnsn_color -dmnsn_finish_combination_specular_fn(const dmnsn_finish *finish, - dmnsn_color light, dmnsn_color color, - dmnsn_vector ray, dmnsn_vector normal, - dmnsn_vector viewer) -{ - dmnsn_finish **params = finish->ptr; - if (params[0]->specular_fn && params[1]->specular_fn) { - return dmnsn_color_add( - params[0]->specular_fn(params[0], light, color, ray, normal, viewer), - params[1]->specular_fn(params[1], light, color, ray, normal, viewer) - ); - } else if (params[0]->specular_fn) { - return params[0]->specular_fn(params[0], light, color, ray, - normal, viewer); - } else if (params[1]->specular_fn) { - return params[1]->specular_fn(params[1], light, color, ray, - normal, viewer); - } else { - return dmnsn_black; - } -} - -/** Ambient combination callback. */ -static dmnsn_color -dmnsn_finish_combination_ambient_fn(const dmnsn_finish *finish, - dmnsn_color pigment) -{ - dmnsn_finish **params = finish->ptr; - if (params[0]->ambient_fn && params[1]->ambient_fn) { - return dmnsn_color_add(params[0]->ambient_fn(params[0], pigment), - params[1]->ambient_fn(params[1], pigment)); - } else if (params[0]->ambient_fn) { - return params[0]->ambient_fn(params[0], pigment); - } else if (params[1]->ambient_fn) { - return params[1]->ambient_fn(params[1], pigment); - } else { - return dmnsn_black; - } -} - -/** Reflection combination callback. */ -static dmnsn_color -dmnsn_finish_combination_reflection_fn(const dmnsn_finish *finish, - dmnsn_color reflect, dmnsn_color color, - dmnsn_vector ray, dmnsn_vector normal) -{ - dmnsn_finish **params = finish->ptr; - if (params[0]->reflection_fn && params[1]->reflection_fn) { - return dmnsn_color_add( - params[0]->reflection_fn(params[0], reflect, color, ray, normal), - params[1]->reflection_fn(params[1], reflect, color, ray, normal) - ); - } else if (params[0]->reflection_fn) { - return params[0]->reflection_fn(params[0], reflect, color, ray, normal); - } else if (params[1]->reflection_fn) { - return params[1]->reflection_fn(params[1], reflect, color, ray, normal); - } else { - return dmnsn_black; - } -} - -/** Finish combination destructor callback. */ -static void -dmnsn_finish_combination_free_fn(void *ptr) -{ - dmnsn_finish **params = ptr; - dmnsn_delete_finish(params[0]); - dmnsn_delete_finish(params[1]); - dmnsn_free(ptr); -} - -dmnsn_finish * -dmnsn_new_finish_combination(dmnsn_finish *f1, dmnsn_finish *f2) -{ - dmnsn_finish *finish = dmnsn_new_finish(); - - dmnsn_finish **params = dmnsn_malloc(2*sizeof(dmnsn_finish *)); - params[0] = f1; - params[1] = f2; - - finish->ptr = params; - - if (f1->diffuse_fn || f2->diffuse_fn) - finish->diffuse_fn = dmnsn_finish_combination_diffuse_fn; - - if (f1->specular_fn || f2->specular_fn) - finish->specular_fn = dmnsn_finish_combination_specular_fn; - - if (f1->ambient_fn || f2->ambient_fn) - finish->ambient_fn = dmnsn_finish_combination_ambient_fn; - - if (f1->reflection_fn || f2->reflection_fn) - finish->reflection_fn = dmnsn_finish_combination_reflection_fn; - - finish->free_fn = dmnsn_finish_combination_free_fn; - - return finish; -} |