def _move_ghost(self, g, ghost_range):
if Grid.manhattan_distance(self.state.agent_pos,
self.state.ghosts[g].pos) < ghost_range:
if self.state.power_step > 0:
self._move_defensive(g)
else:
self._move_aggressive(g)
else:
self._move_random(g)
def _select_target(rock_state, x_size):
best_dist = x_size * 2
best_rock = -1 # Coord(-1, -1)
for idx, rock in enumerate(rock_state.rocks):
if rock.status != 0 and rock.count >= 0:
d = Grid.manhattan_distance(rock_state.agent_pos, rock.pos)
if d < best_dist:
best_dist = d
best_rock = idx # rock.pos
return best_rock
def _hear_ghost(poc_state, hear_range=2):
for ghost in poc_state.ghosts:
if Grid.manhattan_distance(ghost.pos,
poc_state.agent_pos) <= hear_range:
return True
return False