def capped_line_of_sight(agent, player_struct, cap=20):
"""Return the block directly in the entity's line of sight, or a point in the distance"""
xsect = agent.get_player_line_of_sight(player_struct)
if xsect is not None and euclid_dist(pos_to_np(xsect),
pos_to_np(player_struct.pos)) <= cap:
return pos_to_np(xsect)
# default to cap blocks in front of entity
vec = rotation.look_vec(player_struct.look.yaw, player_struct.look.pitch)
return cap * np.array(vec) + to_block_pos(pos_to_np(player_struct.pos))
def get_line_of_sight(self, pos, yaw, pitch):
# it is assumed lv is unit normalized
pos = tuple(self.to_world_coords(pos))
lv = look_vec(yaw, pitch)
dt = 1.0
for n in range(2 * self.sl):
p = tuple(np.round(np.add(pos, n * dt * lv)).astype("int32"))
for i in range(-1, 2):
for j in range(-1, 2):
for k in range(-1, 2):
sp = tuple(np.add(p, (i, j, k)))
if all([x >= 0 for x in sp]) and all(
[x < self.sl for x in sp]):
if tuple(self.blocks[sp]) != (0, 0):
# TODO: deal with close blocks artifacts,
# etc
return tuple(self.from_world_coords(sp))
return
def action(self, yaw, pitch):
self.agent.world_interaction_occurred = True
a = look_vec(yaw, pitch)
self._look_vec = [a[0], a[1], a[2]]
def action(self, yaw, pitch):
a = look_vec(yaw, pitch)
self._look_vec = [a[0], a[1], a[2]]