55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* cut_keep.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: ntrahy <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2017/01/02 22:07:19 by ntrahy #+# #+# */
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/* Updated: 2017/01/03 12:05:27 by scebula ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "rt.h"
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int keep_plane(t_cut *cut)
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{
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if (cut->dot > 0)
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{
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if ((cut->final_dist_p == 0 && cut->plane[2] > cut->final_dist_p) ||
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(cut->final_dist_p > ACC && cut->plane[2] < cut->final_dist_p
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&& cut->plane[2] > ACC))
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{
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cut->closest_positive = cut->current_obj;
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cut->closest_positive_ray = cut->modified_ray;
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cut->final_dist_p = cut->plane[2];
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cut->c_p = cut->c;
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}
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}
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else
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{
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if (cut->plane[2] > cut->final_dist_n && cut->plane[2] > ACC)
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{
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cut->closest_negative = cut->current_obj;
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cut->closest_negative_ray = cut->modified_ray;
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cut->final_dist_n = cut->plane[2];
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cut->c_n = cut->c;
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}
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}
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return (1);
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}
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int keep_nothing(t_research *r, t_cut *cut)
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{
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r->dist[0] = 0;
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r->dist[1] = 0;
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r->dist[2] = 0;
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cut->final_dist = 0;
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r->current_obj = cut->cutted_obj;
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cut->final_dist_p = 0;
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cut->final_dist_n = 0;
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cut->closest_negative = NULL;
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cut->closest_positive = NULL;
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return (0);
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}
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