int mon_can_go(object *monster, short row, short col)
{
object *obj;
short dr, dc;
dr = monster->row - row; /* check if move distance > 1 */
if ((dr >= 2) || (dr <= -2))
{
return(0);
}
dc = monster->col - col;
if ((dc >= 2) || (dc <= -2))
{
return(0);
}
if ((!dungeon[monster->row][col]) || (!dungeon[row][monster->col]))
{
return(0);
}
if ((!is_passable(row, col)) || (dungeon[row][col] & MONSTER))
{
return(0);
}
if ((monster->row!=row) && (monster->col!=col)
&& ((dungeon[row][col]&DOOR)
|| (dungeon[monster->row][monster->col]&DOOR)))
{
return(0);
}
if (!(monster->m_flags & (FLITS | CONFUSED | CAN_FLIT)) &&
(monster->trow == NO_ROOM))
{
if ((monster->row < rogue.row) && (row < monster->row)) return(0);
if ((monster->row > rogue.row) && (row > monster->row)) return(0);
if ((monster->col < rogue.col) && (col < monster->col)) return(0);
if ((monster->col > rogue.col) && (col > monster->col)) return(0);
}
if (dungeon[row][col] & OBJECT)
{
obj = object_at(&level_objects, row, col);
if ((obj->what_is == SCROLL) && (obj->which_kind == SCARE_MONSTER))
{
return(0);
}
}
return(1);
}
void command_move_to(int player_id, int unit_id, int x, int y)
{
if (!is_passable(x, y))
return;
Unit * unit = UNIT(unit_id);
if (!astar_compute(unit->x, unit->y, x, y, unit->move_path, PATH_LENGTH))
return;
unit->command.type = COMMAND_MOVE_TO;
unit->moving = true;
unit->move_target_x = x;
unit->move_target_y = y;
unit->offset_x = 0;
unit->offset_y = 0;
issue_command(unit_id, unit);
}