# tk_infinite_interpolation_6.py

# tk_infinite_interpolation_6.py

import tkinter as tk
from random import randint, shuffle, choice
import sys
import os
from PIL import ImageGrab, Image, ImageTk

ww = 600
hh = 600

root = tk.Tk()
canvas = tk.Canvas(root, width=ww, height=hh)
root.title("tk_infinite_interpolation.py")
root.geometry(f"{ww}x{hh}+10+10")
canvas.pack()

rnd = 60

dir_path = os.path.dirname(os.path.realpath(sys.argv[0]))

def add_path(file):
    return os.path.join(dir_path, file)

png_file = add_path('tmp.png')

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

XXYY = {}

def rgbXY(x, y, z):
    try:
        XXYY[z].append((x,y))
    except:
        XXYY[z] = []
        XXYY[z].append((x,y))

def rgb(x, y):
    r, g, b = img.getpixel((x, y))

    i2, j2 = choice([(x,y-1),(x,y+1),(x-1,y),(x+1,y)])
    r0, g0, b0 = img.getpixel((i2, j2))
    r = (r + r0) // 2
    g = (g + g0) // 2
    b = (b + b0) // 2

    r = min(255, max(0, r + randint(-rnd, rnd)))
    g = min(255, max(0, g + randint(-rnd, rnd)))
    b = min(255, max(0, b + randint(-rnd, rnd)))

    img.putpixel((x, y), (r, g ,b))

ctr = 80
for i in range(70,280,10):
    iii = len(XXYY)
    v = 0
    for k in [(299 + i), (300 - i), (299 + ((i // 2) % ctr)), (300 - ((i // 2) % ctr))]:
        for j in range(596):
            rgbXY(k, j, v)
        v += 1
    for j in vertical:
        rgbXY(j, 299 - i, v)
        rgbXY(j, 300 + i, v + 1)
        rgbXY(j, 299 + ((i // 2) % ctr), v + 2)
        rgbXY(j, 300 - ((i // 2) % ctr), v + 3)

L = len(XXYY[0])
injections = 800

def pos():
    return canvas.winfo_rootx() * 1.5, canvas.winfo_rooty() * 1.5

sz = 620
canvas.create_rectangle(0, 0, ww, hh, fill='gray')
canvas.update()
cx, cy = pos()
while 1:
    png = ImageGrab.grab((cx, cy, cx + ww * 1.5, cy + hh * 1.5))
    img = png.resize((sz, sz))

    for i in range(8):
        shuffle(XXYY[i])

    for j in range(injections):
        i = j % 8
        x, y = XXYY[i][j]
        rgb(x,y)

    pil_img = ImageTk.PhotoImage(img)
    canvas.create_image(-10, -10, anchor='nw', image=pil_img)
    img.save(png_file)
    canvas.update()

    cx, cy = pos()