# Tkinter_pixel_pooling.py -- ZZZ

# pixel_pooling.py   --   from generic_multiprocessing.py as a graphic speed test

from multiprocessing.pool import ThreadPool
import multiprocessing
import time
import random

wi = 120
he = 80
from Tkinter import *
root = Tk()
root.geometry("%sx%s" % (wi,he))
root.title("Pixel Pooling")
w = Canvas(root, bg="white")
w.pack()

rgb = {}
fff = {}
def p(z):
    return random.randrange(90,165)+z/1.8

for z in range(he):
    rgb[z] = {'r':p(z),'g':p(z),'b':p(z)}
    fff[z] = {'r':1,'g':2,'b':3}

def draw_data(y):
    rgbX = 'r g b'.split()
    random.shuffle(rgbX)
    for x in range(wi):
        c = '#'
        for z in rgbX:
            if rgb[y][z] < 80 or rgb[y][z] > 175:
                fff[y][z] *= -1
            rgb[y][z] += fff[y][z]
            v = int(rgb[y][z])
            c += '%02x' %(v)
        w.create_line(x,y,x+1,y+1,fill=c,tags="tmp")


pool = ThreadPool(120)

while 1:
    w.delete("tmp")
    pool.map(draw_data, range(he))
    root.update()