1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/cau/automat.py	Thu Dec 30 18:31:19 2010 +0100
     1.3 @@ -0,0 +1,74 @@
     1.4 +import sys
     1.5 +import math
     1.6 +import rules
     1.7 +import gridmarshal as marshal
     1.8 +from grid import Grid
     1.9 +
    1.10 +def ruleTest():
    1.11 +	rule = rules.Rule()
    1.12 +	grid = Grid()
    1.13 +	grid.set((0, 0))
    1.14 +	grid.set((0, 1)).set((1, 0)).set((0, -1)).set((-1, 0))
    1.15 +	
    1.16 +	
    1.17 +	print "iteration radius(diff) area(diff) pi"
    1.18 +
    1.19 +	iterations = int(sys.argv[1])
    1.20 +
    1.21 +	for i in range(iterations):
    1.22 +		A = len(grid)
    1.23 +		r = grid.width() / 2.0
    1.24 +		r_ideal = math.sqrt(A / math.pi)
    1.25 +		A_ideal = r**2 * math.pi
    1.26 +		pi = A / r**2
    1.27 +		print "%i %f(%f) %i(%i) %f" % (i, r, r - r_ideal, 
    1.28 +										A, A - A_ideal, pi)
    1.29 +
    1.30 +		grid = rule.iterate(grid)
    1.31 +		marshal.dumpGrid(grid, "grid.cfg")
    1.32 +		#print
    1.33 +
    1.34 +def rule2Test():
    1.35 +	rule = rules.Rule2()
    1.36 +	grid = Grid()
    1.37 +	grid.set((0, 0)).set((-1, 0)).set((0, 1))
    1.38 +	olda = 1
    1.39 +
    1.40 +	iterations = int(sys.argv[1])
    1.41 +
    1.42 +	for i in range(iterations):
    1.43 +		a =  (float(len(grid)) - grid.width()) * 4.0
    1.44 +		pi = 1.0 / ((grid.width()-1)**2 / ((a + olda) / 2.0))
    1.45 +		print i, grid.width(), len(grid), pi
    1.46 +		grid = rule.iterate(grid)
    1.47 +		olda = a
    1.48 +		marshal.dumpGrid(grid, "grid.cfg")
    1.49 +
    1.50 +def potentialTest():
    1.51 +	rule = rules.PotentialGrowth()
    1.52 +	grid = Grid()
    1.53 +	grid.set((0, 0), 4)
    1.54 +
    1.55 +	iterations = int(sys.argv[1])
    1.56 +	last_pi = 3.0
    1.57 +	for i in range(iterations):
    1.58 +		A = len(grid)
    1.59 +		r = grid.width() / 4.0 + grid.height() / 4.0
    1.60 +		r_ideal = math.sqrt(A / math.pi)
    1.61 +		A_ideal = r**2 * math.pi
    1.62 +		pi = A / r**2
    1.63 +		pi = (pi + last_pi) / 2.0
    1.64 +		last_pi = pi
    1.65 +		print "%i %f(%f) %i(%i) %f" % (i, r, r - r_ideal, 
    1.66 +										A, A - A_ideal, pi)
    1.67 +
    1.68 +		grid = rule.iterate(grid)
    1.69 +		marshal.dumpGrid(grid, "grid.cfg")
    1.70 +
    1.71 +def main():
    1.72 +	#ruleTest()
    1.73 +	#rule2Test()
    1.74 +	potentialTest()
    1.75 +
    1.76 +if __name__ == "__main__":
    1.77 +	main()