fix: Fixed undefined behaviors

Makefile

@@ -55,7 +55,7 @@ all: $(OBJECTS) $(NAME)
 -include $(DEPS)
 
 $(NAME): $(OBJECTS)
-	if [[ "$$(echo $$LD_LIBRARY_PATH | grep -c minilibx)" == "0" ]]; then $(MAKE) CC=cc -C mlx/; fi
+	+$(MAKE) CC=cc -C mlx/
 	+$(MAKE) -C libft/
 	$(CC) $(CFLAGS) $(IFLAGS) $(OBJECTS) -o $(NAME) -Llibft -Lmlx -lft -lmlx -lz -lXext -lX11 -lm
 

ressources/good_maps/big_square.cub

@@ -1,7 +1,7 @@
-NO      ./path_to_the_north_texture
-SO      ./path_to_the_south_texture
-WE      ./path_to_the_west_texture
-EA      ./path_to_the_east_texture
+NO      ressources/north.xpm
+SO      ressources/north.xpm
+WE      ressources/north.xpm
+EA      ressources/north.xpm
 
 F 220,100,0
 C 225,30,0

ressources/good_maps/mixed_textures.cub

@@ -1,26 +0,0 @@
-SO      ./path_to_the_south_texture
-
-
-
-F 220,100,0
-WE      ./path_to_the_west_texture
-
-C 225,30,0
-NO      ./path_to_the_north_texture
-
-EA      ./path_to_the_east_texture
-
-        1111111111111111111111111
-        1000000000110000000000001
-        1011000001110000000000001
-        1001000000000000000000001
-111111111011000001110000000000001
-100000000011000001110111110111111
-11110111111111011100000010001
-11110111111111011101010010001
-11000000110101011100000010001
-10000000000000001100000010001
-10000000000000001101010010001
-11000001110101011111011110N0111
-11110111 1110101 101111010001
-11111111 1111111 111111111111

ressources/good_maps/testmap_bonus.cub

@@ -1,22 +0,0 @@
-NO      ./path_to_the_north_texture
-SO      ./path_to_the_south_texture
-WE      ./path_to_the_west_texture
-EA      ./path_to_the_east_texture
-
-F 220,100,0
-C 225,30,0
-
-        1111111111111111111111111
-        100000000011000Z000000001
-        1011000001110000000000001
-        1001000000d00000000000001
-111111111011000001110000000000001
-10000000001100000111011111D111111
-11110111111111011100000010001
-11110111111111011101010010001
-110000001101010111M0000010001
-10000000s00000001100000010001
-10000000000000001101010010001
-11000001110101011111011110N01
-11110111 1110101 101111010001
-11111111 1111111 111111111111

ressources/good_maps/testmap_lot_zombies.cub

@@ -1,22 +0,0 @@
-NO      ressources/north.xpm
-SO      ressources/south.xpm
-WE      ressources/west.xpm
-EA      ressources/east.xpm
-
-F 220,100,0
-C 225,30,0
-
-        1111111111111111111111111
-        1000000000110zzzzzz000001
-        101100000111zzzzzzz000001
-        10D100000000zzzzzzz000001
-11111111101100000111zMzzzzz000001
-100000000011000001110111110111111
-11110111111111011100000010001
-11110111111111011101010010001
-11000000110101011100000010001
-100000000000000011J0000010001
-10000000000000001101010010001
-11Q00001110101011111011110N0111
-11110111 1110101 101111010001
-11111111 1111111 111111111111

src/sprites/sprite_caster.c

@@ -22,6 +22,8 @@
 static void	calculate_pos_and_transform(t_cub3d_data *data, t_sprite *sprite,
 										int i)
 {
+	double	tmp;
+
 	sprite->sprite_pos_x = data->sprite_list[data->sprite_order[i]]->x
 		- data->player.x;
 	sprite->sprite_pos_y = data->sprite_list[data->sprite_order[i]]->y
@@ -33,24 +35,31 @@ static void	calculate_pos_and_transform(t_cub3d_data *data, t_sprite *sprite,
 	sprite->transform_y = sprite->inv_det * (-data->player.plane_y
 			* sprite->sprite_pos_x
 			+ data->player.plane_x * sprite->sprite_pos_y);
-	sprite->sprite_screen_x = (int)((WIDTH / 2)
+	tmp = ((WIDTH / 2)
 			* (1 + sprite->transform_x / sprite->transform_y));
+	if (tmp < INFINITY && tmp > -INFINITY)
+		sprite->sprite_screen_x = (int)tmp;
 }
 
 static void	sprite_calculate_pos_and_dist(t_cub3d_data *data, int i)
 {
 	t_sprite	*sprite;
+	double		tmp;
 
 	sprite = data->sprite_list[i];
 	calculate_pos_and_transform(data, sprite, i);
-	sprite->sprite_height = (int)fabs((HEIGHT / sprite->transform_y));
+	tmp = fabs((HEIGHT / sprite->transform_y));
+	if (tmp < INFINITY && tmp > -INFINITY)
+		sprite->sprite_height = (int)tmp;
 	sprite->sprite_draw_start_y = -sprite->sprite_height / 2 + HEIGHT / 2;
 	if (sprite->sprite_draw_start_y < 0)
 		sprite->sprite_draw_start_y = 0;
 	sprite->sprite_draw_end_y = sprite->sprite_height / 2 + HEIGHT / 2;
 	if (sprite->sprite_draw_end_y >= HEIGHT)
 		sprite->sprite_draw_end_y = HEIGHT - 1;
-	sprite->sprite_width = (int)fabs((HEIGHT / sprite->transform_y));
+	tmp = fabs((HEIGHT / sprite->transform_y));
+	if (tmp < INFINITY && tmp > -INFINITY)
+		sprite->sprite_width = (int)tmp;
 	sprite->sprite_draw_start_x = -sprite->sprite_width / 2
 		+ sprite->sprite_screen_x;
 	if (sprite->sprite_draw_start_x < 0)

test_badmaps.sh

@@ -2,5 +2,5 @@
 
 for i in ./ressources/bad_maps/*; do
 	printf "testing $i...\n"
-	./cub3d $i && printf "$i...\tFAILED (did not detect expected error)\n" || printf "$i...\tPASSED\n"
+	./cub3D $i && printf "$i...\tFAILED (did not detect expected error)\n" || printf "$i...\tPASSED\n"
 done