Experimentation with noise functions

noise-func-experiments.py

import random
import math

mapsize = 35


def print_chart(i, noise):
    outstr = ''
    for i in noise:
        if (i > 0.75):
            outstr += '᷃█'
        elif (i > 0.50):
            outstr += '▓'
        elif (i > 0.25):
            outstr += '▒'
        else:
            outstr += '░'
    outstr += '\n'
    print(outstr)
    

def adjacent_min(noise):
    output = []
    for i in range(len(noise) - 1):
        output.append(min(noise[i], noise[i + 1]))
    return output


def smoother(noise):
    output = []
    for i in range(len(noise) - 1):
        output.append(0.5 * (noise[i] + noise[i + 1]))
    return output

MAX_SIZE = 25

for i in range(60):
    random.seed(i)
    noise = [random.uniform(-1, +1) for i in range(mapsize)]
    noiseList = smoother(noise)
    base = 1.0
    outstr = ''
    for y in noiseList:
        if (y >= base - (i / mapsize)):
            outstr += '█'
        else:
            outstr += ' '
    print(outstr)