def add_sponge(self, w, x, y, z):
# Track this sponge.
self.sponges[x, y, z] = True
# Destroy the water! Destroy!
for coords in itercube(x, y, z, 2):
try:
target = w.sync_get_block(coords)
if target == self.spring:
if (coords[0], coords[2]) in self.springs:
del self.springs[coords[0],
coords[2]]
w.sync_destroy(coords)
elif target == self.fluid:
w.sync_destroy(coords)
except ChunkNotLoaded:
pass
# And now mark our surroundings so that they can be
# updated appropriately.
for coords in itercube(x, y, z, 3):
if coords != (x, y, z):
self.new.add(coords)
def dig_hook(self, chunk, x, y, z, block):
"""
Check for neighboring water that might want to spread.
Also check to see whether we are, for example, dug ice that has turned
back into water.
"""
x += chunk.x * 16
z += chunk.z * 16
# Check for sponges first, since they will mark the entirety of the
# area.
if block == self.sponge:
for coords in itercube(x, y, z, 3):
self.tracked.add(coords)
else:
for coords in iterneighbors(x, y, z):
test_block = yield self.factory.world.get_block(coords)
if test_block in (self.spring, self.fluid):
self.tracked.add(coords)
self.schedule()
def test_no_cube(self):
x, y, z, r = 0, -2, 0, 1
self.assertEqual(list(itercube(x, y, z, r)), [])
def remove_sponge(self, x, y, z):
# The evil sponge tyrant is gone. Flow, minions, flow!
for coords in itercube(x, y, z, 3):
if coords != (x, y, z):
self.new.add(coords)