triangulize

triangulize.py

# author Ethosa
# add image named "1.jpg" to folder and run it!
from PIL import Image
from random import randint

GRID_KOEF = 65


def triangulize_block(img):
    w, h = img.size
    i = 0
    clr1 = img.getpixel((randint(0, w-1), randint(0, h-1)))
    clr2 = img.getpixel((randint(0, w-1), randint(0, h-1)))
    for y in range(img.size[1]):
        for x in range(img.size[0]):
            clr = clr1 if x > i else clr2
            img.putpixel((x, y), clr)
        i += 1
    return img


def triangulize_image(img):
    width, height = img.size
    grid = width // GRID_KOEF if width > height else height // GRID_KOEF

    for x in range(0, width, grid):
        for y in range(0, height, grid):
            img1 = img.crop((x, y, x+grid, y+grid))
            cropped = triangulize_block(img1)
            img.paste(cropped, (x, y))

    return img


img = Image.open("1.jpg")
img.show()
img = triangulize_image(img)
img.show()