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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_rgb_to_hex.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: joelecle <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/14 17:28:58 by joelecle #+# #+# */
/* Updated: 2020/02/14 17:28:58 by joelecle ### ########lyon.fr */
/* */
/* ************************************************************************** */
#include <cub3d.h>
#include <stdint.h>
uint32_t
ft_rgb_to_hex(float dist, t_rgb rgb, t_cub *cl)
{
uint32_t res;
float calc;
calc = (dist * 0.1 * cl->mlist.darklvl);
calc = (calc >= 255) ? (255) : (calc);
calc = (calc < 1) ? (1) : (calc);
rgb.r = (rgb.r > 255) ? (255) : (rgb.r);
rgb.g = (rgb.g > 255) ? (255) : (rgb.g);
rgb.b = (rgb.b > 255) ? (255) : (rgb.b);
rgb.r = (rgb.r < 0) ? (0) : (rgb.r);
rgb.g = (rgb.g < 0) ? (0) : (rgb.g);
rgb.b = (rgb.b < 0) ? (0) : (rgb.b);
res = 0;
if (calc <= 1)
res += ((rgb.r << 16) + (rgb.g << 8) + rgb.b);
else
res += (((uint8_t)(rgb.r / calc) << 16) + ((uint8_t)(rgb.g / calc) << 8)
+ (uint8_t)(rgb.b / calc));
return (res);
}
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