/* ************************************************************************** */
/*                                                                            */
/*                                                        ::::::::            */
/*   rot_by_dir.c                                       :+:    :+:            */
/*                                                     +:+                    */
/*   By: whaffman <whaffman@student.codam.nl>         +#+                     */
/*                                                   +#+                      */
/*   Created: 2025/05/11 13:24:34 by whaffman      #+#    #+#                 */
/*   Updated: 2025/05/14 16:13:25 by whaffman      ########   odam.nl         */
/*                                                                            */
/* ************************************************************************** */

#include "cub3d.h"

t_vec2	rot_by_dir(t_vec2 vec, t_vec2 dir, t_vec2 axis)
{
	const double	sin_res = dir.x;
	const double	cos_res = -dir.y;
	t_vec2			res;

	res.x = axis.x + (vec.x - axis.x) * cos_res - (vec.y - axis.y) * sin_res;
	res.y = axis.y + (vec.x - axis.x) * sin_res + (vec.y - axis.y) * cos_res;
	return (res);
}