# Tk_Gradient_Art_Generator.py

# Tk_Gradient_Art_Generator.py

from tkinter import *
from PIL import Image, ImageTk
import random
import math

root = Tk()
root.title("Gradient Art Generator")
wt = 400
ht = 400
root.geometry("%dx%d+-10+0"%(wt,ht))
canvas = Canvas(root, width=wt, height=ht)
canvas.pack()

def art_gen(w,h):
    xy = []
    for x in range(w):
        for y in range(h):
            z = random.randint(-300,1600)
            z = min(255,max(0,z))
            xy.append([(x,y),z])
    xy = dict(xy)
    px = 128
    for cx in range(w):
        for cy in range(h):
            z = xy[(int(cx/10), cy)]
            px = (px*20+z)/21.0
            rgb[cx][cy].append(int(px))
0

while 1:
    rgb = [[[] for x in range(wt)] for y in range(ht)]
    [art_gen(wt,ht) for z in 'rgb']
    rgb = tuple([tuple(i) for z in rgb for i in z])

    img = Image.new('RGB', (wt,ht))
    img.putdata(rgb)
    imgTk = ImageTk.PhotoImage(img)
    canvas.create_image(0, 0, anchor=NW, image=imgTk)
    root.update()