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emdete/tile order generator

Created March 20, 2014 20:22
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tile order generator
def get_orders(x=0, y=0):
DIRECTIONS = ((1, 0, ), (0, 1, ), (-1, 0, ), (0, -1, ), )
c = 2
while True:
d = DIRECTIONS[c % 4]
for n in range(c / 2):
yield x, y
x, y = x + d[0], y + d[1]
c += 1
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