# tk_infinite_interpolation_5.py

# tk_infinite_interpolation_5.py

import random
import tkinter as tk
from PIL import Image,ImageTk

ww = 600
hh = 600

root = tk.Tk()
canvas = tk.Canvas(root, width=ww, height=hh)
root.title("tk_infinite_interpolation.py")
canvas.pack()

rnd = 20

output_scale = [(200, 200, 200)] * (ww * hh)
preset_row = [(200, 200, 200)] * (ww - 4)
pixels = [preset_row[:] for i in range(hh - 4)]

vertical = [i for i in range(600)]

def zoom():
    ppp = []
    del output_scale[:]
    for p in pixels:
        L = len(p)
        if L > ww:
            print(L)
        output_scale.extend(p)
        if len(p) > 596:
            ppp.append(p[2: ww-2])
    pixels[:] = ppp[2: hh-2]

def rgb(x, y):
    r, g, b = output_scale[(x * hh) + y]

    i2, j2 = random.choice([(x,y-1),(x,y+1),(x-1,y),(x+1,y)])
    try:
        r0, g0, b0 = pixels[i2][j2]
        r = (r + r0) // 2
        g = (g + g0) // 2
        b = (b + b0) // 2
    except:
        0

    r = min(255, max(0, r + random.randint(-rnd, rnd)))
    g = min(255, max(0, g + random.randint(-rnd, rnd)))
    b = min(255, max(0, b + random.randint(-rnd, rnd)))
    if horizontal == 1:
        pixels[x][y] = (r, g, b)
    else:
        pixels[x].insert(y, (r, g, b))

img = Image.new("RGB", (ww, hh))

ctr = 80
while 1:
    for i in range(70,280,10):
        horizontal = 1
        for k in [(299 + i), (300 - i), (299 + ((i // 2) % ctr)), (300 - ((i // 2) % ctr))]:
            pixels.insert(k, preset_row[:])
            for j in range(596):
                rgb(k, j)
        horizontal = 0
        for j in vertical:
            rgb(j, 299 - i)
            rgb(j, 300 + i)
            rgb(j, 299 + ((i // 2) % ctr))
            rgb(j, 300 - ((i // 2) % ctr))

        zoom()
        img.putdata(output_scale)

        canvas.delete(tk.ALL)
        tk_image = ImageTk.PhotoImage(img)
        canvas.create_image(300, 300, image=tk_image)
        canvas.update()