misc/spiral.py

   1 import math
   2 import json
   3
   4 import pymunk
   5
   6
   7 def make_shrub(centre, radial, degrees):
   8     radial = radial * (degrees / 80.)
   9     c = centre + radial.rotated_degrees(degrees)
  10     return [int(round(c.x)), int(round(c.y)), 40]
  11
  12
  13 radial = pymunk.Vec2d(40, 0)
  14 centre = pymunk.Vec2d(512, 400)
  15
  16 obstacles = []
  17 for d in range(10, 810, 45):
  18     obstacles.append(make_shrub(centre, radial, d))
  19
  20 print json.dumps(obstacles)