Why my code dont work /u/Mother-Newspaper-504 Python Education

Im trying to make an marching squares algorithm in python and doesnt give any errors but it does not work as it supposed to too. i cant find anything to fix it,(i asked chatgpt too for help). Please help me

import pygame, sys

from pygame.locals import QUIT

import random

import numpy as np

pygame.init()

res = 20

dheigth = 600

dwidth = 1000

rows = dheigth // res + res * 2

cols = dwidth // res + res * 2

def drawl(st, en):

pygame.draw.line(display, (255, 255, 255), st, en)

FPS = pygame.time.Clock()

display = pygame.display.set_mode((dwidth, dheigth))

display.fill((128, 128, 128))

pygame.display.set_caption(‘Marching Squares’)

def mainrunner():

grid = [[random.randint(0, 1) for __ in range(cols)] for __ in range(rows)]

for n in range(rows – res):

for m in range(cols – res):

color = grid[n][m] * 255

print(color)

x, y = m * res-res, n * res-res

a = [x + int(res * 0.5),y]

b = [x + res,y + int(res * 0.5)]

c = [x + int(res * 0.5),y + res]

d = [x,y + int(res * 0.5)]

ab = grid[n + int(res * 0.5)][m]

bb = grid[n + res][m + int(res * 0.5)]

cb = grid[n + int(res * 0.5)][m + res]

db = grid[n][m + int(res * 0.5)]

state = ab * 8 + bb * 4 + cb * 2 + db * 1

print(ab,bb,cb,db)

if state == 1:

drawl(c,d)

elif state == 2:

drawl(b,c)

elif state == 3:

drawl(b,d)

elif state == 4:

drawl(a,b)

elif state == 5:

drawl(a,d)

drawl(b,c)

elif state == 6:

drawl(a,c)

elif state == 7:

drawl(a,d)

elif state == 8:

drawl(a,d)

elif state == 9:

drawl(a,c)

elif state == 10:

drawl(a,b)

drawl(c,d)

elif state == 11:

drawl(a,b)

elif state == 12:

drawl(b,d)

elif state == 13:

drawl(b,c)

elif state == 14:

drawl(c,d)

mainrunner()

#pygame.draw.circle(display, (color, color, color), (m * res, n * res),2)

while True:

FPS.tick(30)

for event in pygame.event.get():

if event.type == QUIT:

pygame.quit()

sys.exit()

pygame.display.flip()

Im trying to make an marching squares algorithm in python and doesnt give any errors but it does not work as it supposed to too. i cant find anything to fix it,(i asked chatgpt too for help). Please help me

import pygame, sys

from pygame.locals import QUIT

import random

import numpy as np

pygame.init()

res = 20

dheigth = 600

dwidth = 1000

rows = dheigth // res + res * 2

cols = dwidth // res + res * 2

def drawl(st, en):

pygame.draw.line(display, (255, 255, 255), st, en)

FPS = pygame.time.Clock()

display = pygame.display.set_mode((dwidth, dheigth))

display.fill((128, 128, 128))

pygame.display.set_caption(‘Marching Squares’)

def mainrunner():

grid = [[random.randint(0, 1) for __ in range(cols)] for __ in range(rows)]

for n in range(rows – res):

for m in range(cols – res):

color = grid[n][m] * 255

print(color)

x, y = m * res-res, n * res-res

a = [x + int(res * 0.5),y]

b = [x + res,y + int(res * 0.5)]

c = [x + int(res * 0.5),y + res]

d = [x,y + int(res * 0.5)]

ab = grid[n + int(res * 0.5)][m]

bb = grid[n + res][m + int(res * 0.5)]

cb = grid[n + int(res * 0.5)][m + res]

db = grid[n][m + int(res * 0.5)]

state = ab * 8 + bb * 4 + cb * 2 + db * 1

print(ab,bb,cb,db)

if state == 1:

drawl(c,d)

elif state == 2:

drawl(b,c)

elif state == 3:

drawl(b,d)

elif state == 4:

drawl(a,b)

elif state == 5:

drawl(a,d)

drawl(b,c)

elif state == 6:

drawl(a,c)

elif state == 7:

drawl(a,d)

elif state == 8:

drawl(a,d)

elif state == 9:

drawl(a,c)

elif state == 10:

drawl(a,b)

drawl(c,d)

elif state == 11:

drawl(a,b)

elif state == 12:

drawl(b,d)

elif state == 13:

drawl(b,c)

elif state == 14:

drawl(c,d)

mainrunner()

#pygame.draw.circle(display, (color, color, color), (m * res, n * res),2)

while True:

FPS.tick(30)

for event in pygame.event.get():

if event.type == QUIT:

pygame.quit()

sys.exit()

pygame.display.flip()