fix: camPlan not sync with playerDir

includes/cub3d.h

@@ -6,7 +6,7 @@
 /*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/05/21 19:24:12 by narnaud           #+#    #+#             */
-/*   Updated: 2022/06/01 17:45:22 by narnaud          ###   ########.fr       */
+/*   Updated: 2022/06/01 18:13:08 by narnaud          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -102,7 +102,7 @@ int		update_hook(t_env *env);
 int		rgb_to_int(char	**rgb);
 void	set_vec(t_vec_d *vec, double x, double y);
 double	vec_len(t_vec_d vec);
-void	rot_vec(t_vec_d *vec, double rad, double init_len);
+t_vec_d	rot_vec(t_vec_d vec, double rad, double init_len);
 
 t_env	*parse_envFile(char *filename);
 char	*get_next_line(int fd);

sources/hooks.c

@@ -6,7 +6,7 @@
 /*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/06/01 13:47:30 by narnaud           #+#    #+#             */
-/*   Updated: 2022/06/01 17:49:24 by narnaud          ###   ########.fr       */
+/*   Updated: 2022/06/01 18:29:53 by narnaud          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -41,10 +41,9 @@ int update_hook(t_env *env)
 			set_vec(&env->playerPos, env->playerPos.x + dX, env->playerPos.y);
 	if (env->map[(int)(env->playerPos.y + dY)][(int)env->playerPos.x] == '0')
 			set_vec(&env->playerPos, env->playerPos.x, env->playerPos.y + dY);
-	rot_vec(&env->playerDir, 
+	env->playerDir = rot_vec(env->playerDir, 
 		(double)(env->controls[KEY_D] - env->controls[KEY_A]) * M_PI / 72, 1);
-	rot_vec(&env->camPlan, 
-		(double)(env->controls[KEY_D] - env->controls[KEY_A]) * M_PI / 72, 0.66);
+	env->camPlan = rot_vec(env->playerDir, M_PI / 2, 0.66);
 	if (DEBUG)
 	{
 	printf("playerPos: %f, %f. playerDir: %f, %f\n", env->playerPos.x, env->playerPos.y, env->playerDir.x, env->playerDir.y);

sources/parsing.c

@@ -6,7 +6,7 @@
 /*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/05/23 17:20:29 by narnaud           #+#    #+#             */
-/*   Updated: 2022/05/31 12:25:58 by narnaud          ###   ########.fr       */
+/*   Updated: 2022/06/01 18:23:37 by narnaud          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -123,9 +123,7 @@ int	init_player(t_env *env, int x, int y)
 		set_vec(&env->playerDir, 1, 0);
 	else if (orientation == 'W')
 		set_vec(&env->playerDir, -1, -1);
-	set_vec(&env->camPlan,
-		 2 * (cos(M_PI / 2) * env->playerDir.x - sin(M_PI / 2) * env->playerDir.y) / 3,
-		 2 * (sin(M_PI / 2) * env->playerDir.x + cos(M_PI / 2) * env->playerDir.y) / 3);
+	env->camPlan = rot_vec(env->playerDir, M_PI / 2, 0.66);
 	return (1);
 
 }

sources/utils.c

@@ -6,7 +6,7 @@
 /*   By: narnaud <narnaud@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2022/05/31 08:59:01 by narnaud           #+#    #+#             */
-/*   Updated: 2022/06/01 17:44:56 by narnaud          ###   ########.fr       */
+/*   Updated: 2022/06/01 18:18:37 by narnaud          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -23,14 +23,15 @@ void	set_vec(t_vec_d *vec, double x, double y)
 	vec->y = y;
 }
 
-void	rot_vec(t_vec_d *vec, double rad, double init_len)
+t_vec_d	rot_vec(t_vec_d vec, double rad, double init_len)
 {
 	double	len;
+	t_vec_d	ret;
 
-	len = vec_len(*vec);
-	vec->x = (cos(rad) * vec->x - sin(rad) * vec->y) * init_len / len;
-	vec->y = (sin(rad) * vec->x + cos(rad) * vec->y) * init_len / len;
-	
+	len = vec_len(vec);
+	ret.x = (cos(rad) * vec.x - sin(rad) * vec.y) * init_len / len;
+	ret.y = (sin(rad) * vec.x + cos(rad) * vec.y) * init_len / len;
+	return (ret);
 }
 
 int	rgb_to_int(char	**rgb)