cub3D/move/ft_collision.c
2024-01-30 16:22:36 +01:00

60 lines
2.0 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_collision.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: fgras-ca <fgras-ca@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2024/01/11 14:09:52 by fgras-ca #+# #+# */
/* Updated: 2024/01/30 16:21:09 by fgras-ca ### ########.fr */
/* */
/* ************************************************************************** */
#include "../cub3d.h"
static int check_collision(t_structure_main *w, double future_x,
double future_y, t_collision_params *coll_params)
{
int i;
int map_x;
int map_y;
char map_position;
i = 0;
while (i < DX_LENGTH)
{
map_x = (int)((future_x + coll_params->dx[i]) / w->s_map.map_s);
map_y = (int)((future_y + coll_params->dy[i]) / w->s_map.map_s);
map_position = w->s_map.map[map_y * w->s_map.map_x + map_x];
if (map_position == '1' || map_position == '2')
return (0);
i++;
}
return (1);
}
int can_move_to(t_structure_main *w, double future_x, double future_y)
{
t_collision_params coll_params;
coll_params.dx[0] = 0;
coll_params.dx[1] = 0;
coll_params.dx[2] = -COLBUF;
coll_params.dx[3] = COLBUF;
coll_params.dx[4] = -COLBUF;
coll_params.dx[5] = COLBUF;
coll_params.dx[6] = -COLBUF;
coll_params.dx[7] = COLBUF;
coll_params.dy[0] = -COLBUF;
coll_params.dy[1] = COLBUF;
coll_params.dy[2] = 0;
coll_params.dy[3] = 0;
coll_params.dy[4] = -COLBUF;
coll_params.dy[5] = -COLBUF;
coll_params.dy[6] = COLBUF;
coll_params.dy[7] = COLBUF;
if (check_collision(w, future_x, future_y, &coll_params) == 0)
return (0);
return (1);
}