71 lines
1.8 KiB
C
71 lines
1.8 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 <mcolonna@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2024/10/15 12:38:40 by mcolonna #+# #+# */
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/* Updated: 2024/10/29 14:01:59 by mcolonna ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "algo.h"
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#include <stdarg.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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/* FOR BONUS
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static long get_nanos(void)
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{
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struct timespec ts;
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timespec_get(&ts, TIME_UTC);
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return ((long)ts.tv_sec * 1000000000L + ts.tv_nsec);
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}
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void timedloop(void (*f)(void))
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{
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static long last_time = 0;
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const long new_time = get_nanos();
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static bool checked = false;
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if (new_time - last_time >= 1000000000L / FPS)
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{
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if (checked)
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last_time += 1000000000L / FPS;
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else
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last_time = new_time;
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checked = false;
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f();
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}
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else
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checked = true;
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}
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*/
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void timedloop(void (*f)(void))
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{
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static int ticks;
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if (ticks % 100 == 0)
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f();
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ticks++;
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}
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