Adaptation d’un programme de Paul Malin pour la calculatrice Numworks.
from math import * from random import random,randint from kandinsky import fill_rect,set_pixel,get_pixel from time import sleep coul = [(0,0,0),(248,0,0),(248,252,0),(248,252,248)] def alea(): return pi * random() while True: fill_rect(0,0,320,222,(0,0,0)) for g in range(200): A = 5 * random() R = 40 / randint(1,35) Q = 1 + R * (.5 + random() / 2) u, v = randint(0,320), randint(0,222) s, t, q = alea(), alea(), alea() a = int(1 + 3 * random() ** 2) C = int(R * Q * 3 * random() ** 2) for i in range(C): S = -log(random()) T = 2 * alea() U = S * R * sin(T) V = S * Q * cos(T) T = s + S * A X = U * cos(T) + V * sin(T) Y = -U * sin(T) + V * cos(T) D = (X * X + Y * Y) / (R * R + Q * Q) Z = 99 * ((2.7 ** (-D)) + .1) Z *= (random() - .5) ** 3 y = Y * cos(t) + Z * sin(t) Z = -Y * sin(t) + Z * cos(t) x = int(u + X * cos(q) + y * sin(q)) y = int(v - X * sin(q) + y * cos(q)) p = min(3, coul.index(get_pixel(x,y)) + a) set_pixel(x,y,coul[p]) sleep(1)