def get_neighbour(self, node, direction):
x, y = node.get_pos()
dx, dy = AStar.get_directions_array()
x += dx[direction]
y += dy[direction]
try:
self._check_coords(x, y)
except AssertionError:
return None
return self.get_item_at(x, y)
def _show_route(self, scribble_map, src, tgt, route):
if len(route) > 0:
print("showing route: %s" % route)
else:
print("no route to show")
return
from matplotlib import pyplot
dirs = AStar.get_directions_array()
x = src.x
y = src.y
scribble_map[y][x] = 2
for i in range(len(route)):
j = int(route[i])
x += dirs[0][j]
y += dirs[1][j]
scribble_map[y][x] = 3
scribble_map[y][x] = 4
pyplot.pcolor(scribble_map)
pyplot.show()
