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color2.c
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color2.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* color2.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: toramo <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2023/12/18 10:04:40 by toramo #+# #+# */
/* Updated: 2023/12/18 10:04:41 by toramo ### ########.fr */
/* */
/* ************************************************************************** */
#include "include/fdf.h"
void color(t_fdf *t)
{
int i;
int red;
int green;
int blue;
double ratio;
t->max_y = find_max_y(t->raw);
t->min_y = find_min_y(t->raw);
i = 0;
while (i < t->msize)
{
ratio = 2 * (t->raw[i].y - t->min_y) / (t->max_y - t->min_y);
if (255 * (1 - ratio) > 0)
red = 255 * (1 - ratio);
else
red = 0;
if (ratio - 1 > 0)
blue = 255 * (ratio - 1);
else
blue = 0;
green = 255 - blue - red;
if (t->raw[i].color != 0)
t->raw[i].color = get_rgba(red, green, blue, 255);
i++;
}
}