Apple-410/test_scripts/moore.py
2017-12-08 13:45:41 -05:00

55 lines
1.0 KiB
Python
Executable File

#!/usr/bin/python3
from itertools import chain
from math import sin,cos,pi
import apple410
axiom = list("LFL+F+LFL")
rules = { 'L' : list("-RF+LFL+FR-"),
'R' : list("+LF-RFR-FL+") }
def L_repl(c):
global rules
r = rules.get(c)
if r:
return r
return [c]
def L_iter(system):
a = map(L_repl,system)
return list(chain.from_iterable(a))
def L_sys(system,depth):
l = axiom
for i in range(depth):
l = L_iter(l)
return l
seq=L_sys(axiom,5)
direction = 0.0
theta = (pi/2)
distance = 16
location = (452.0,451.0)
def move(pos,angle,distance):
nx = pos[0] + sin(angle)*distance
ny = pos[1] + cos(angle)*distance
return (nx,ny)
a = apple410.Apple410('/dev/ttyUSB0')
a.pen_select(2)
a.move_to(location)
for e in seq:
if e == 'F':
nl = move(location, direction, distance)
a.draw_to(nl)
print("DA {}".format(nl))
location = nl
elif e == '+':
direction = direction + theta
elif e == '-':
direction = direction - theta