int load_scene_open(t_prog *prog, char *str)
{
char **file;
t_coord dir;
if (((file = str_to_wordtab(str, "\n")) == NULL)
|| (load_scene_open_beg(prog, file)))
return (-1);
prog->cam_fov.y = prog->cam_fov.x * ((prog->win_size.x
/ prog->win_size.y) / 1.5);
if (get_cam_pos(file, prog) == 1 ||
get_cam_look_at(file, prog) == 1 ||
load_mat(prog, file) == -1 ||
load_light(prog, file) == -1 ||
load_obj(prog, file) == -1)
return (-1);
if (prog->look_at.x == prog->cam_pos.x &&
prog->look_at.y == prog->cam_pos.y &&
prog->look_at.z == prog->cam_pos.z)
return (my_printf(2, "Wrong camera placement\n") - 1);
dir = normalize(minus_point(prog->look_at, prog->cam_pos));
prog->cam_rot.x = RTD(acos(-(dir.z / sqrt(pow(dir.x, 2)
+ pow(dir.z, 2))))) - 90;
prog->cam_rot.y = RTD((M_PI / 2 - acos(dir.y)));
prog->cam_dir = normalize(minus_point(prog->look_at, prog->cam_pos));
free_tab(file);
return (0);
}
int parse_line(FILE* f)
{
char buf[64*1024];
if (feof(f)) return 1;
fgets(buf, 64*1024, f);
if (strlen(buf)<2) return 1;
int res;
switch (buf[0]) {
case 'c': res = load_camera(buf+2); break;
case 'l': res = load_light(buf+2); break;
case 't': res = load_triangle(buf+2); break;
default: res = 0;
}
return res;
}
