perlin-noise / src /

#!/usr/bin/env python
# -*- coding: utf-8 -*-

__author__ = "Frederic De Groef ("
__date__   = "Mon May 31 21:42:43 2010"

import numpy as np
import matplotlib.pyplot as plt
import noise
import time

def main():
    w, h = 512,512
    n = 8

    noise_values = np.zeros((w, h))

    time_before = time.time()
    for i in range(w-1):
        for j in range(h-1):
            x, y = float(i)/(w-1), float(j)/(h-1)
            noise_values[i, j] = noise.make_fractal_sum_2D(x, y, n)

    print "Time elapsed : %f seconds [size=(%d, %d), fractal=%d]" % (time.time() - time_before, w, h, n)
    values = noise_values
    #normalize & show

if __name__ == '__main__':
    import cProfile
    command = """main()"""
    cProfile.runctx( command, globals(), locals(), filename="demo_matplotlib.profile" )
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