32 lines
1.2 KiB
C
32 lines
1.2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* utils.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: mcolonna <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/10/15 12:38:40 by mcolonna #+# #+# */
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/* Updated: 2024/11/19 15:07:05 by mcolonna ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "utils.h"
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void vector_from_rotation(t_point_double *vec, double angle, double norm)
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{
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vec->x = sin(angle) * norm;
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vec->y = -cos(angle) * norm;
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}
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void write_err(const char *str, ...)
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{
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va_list args;
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va_start(args, str);
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write(2, "Error\n", 6);
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while (str)
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{
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write(2, str, ft_strlen(str));
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str = va_arg(args, const char *);
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}
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}
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