/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   utils.c                                            :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: grobledo <grobledo@student.42.fr>          +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2024/10/15 12:38:40 by mcolonna          #+#    #+#             */
/*   Updated: 2024/10/17 13:43:50 by grobledo         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "algo.h"
#include <stdarg.h>

void	vector_from_rotation(t_point_double *vec, double angle, double norm)
{
	vec->x = sin(angle) * norm;
	vec->y = -cos(angle) * norm;
}

void	write_err(const char *str, ...)
{
	va_list	args;

	va_start(args, str);
	write(2, "Error\n", 6);
	while (str)
	{
		write(2, str, ft_strlen(str));
		str = va_arg(args, const char *);
	}
}