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main.py
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main.py
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__author__ = 'David'
import turtle
from enum import Enum
FORWARDS = 'F'
LEFTWARDS = 'L'
RIGHTWARDS = 'R'
def generatedmoves(depth: int) -> str:
"""Recursively generates a list of commands for the turtle to follow"""
if depth == 0:
return FORWARDS
result = generatedmoves(depth-1)
return result + LEFTWARDS + result + RIGHTWARDS + result + LEFTWARDS + result
def drawKochSide(depth):
turtle.speed(0) # fastest speed
moves = generatedmoves(depth)
for move in moves:
if move == FORWARDS:
turtle.forward(300/3**depth)
if move == LEFTWARDS:
turtle.lt(60)
if move == RIGHTWARDS:
turtle.rt(120)
return turtle
def main():
sides = 3
depth = 3 # how often the drawing should recurse
rotation = 360 / sides # rotation after drawing a side
for n in range(sides):
turtle = drawKochSide(depth)
turtle.rt(rotation)
turtle.done()
main()