A python+pygame script that draws the Mandelbrot fractal from right to left. Sample result - http://i.imgur.com/LrtPv09.png

mandelbrot.py

import pygame
import sys

SCREENWIDTH = 800
SCREENHEIGHT = 600
max_iteration = 255

pygame.init()

screen = pygame.display.set_mode((SCREENWIDTH,SCREENHEIGHT),pygame.DOUBLEBUF | pygame.HWSURFACE)
pygame.display.set_caption("Mandelbrot Fractal")

fractal = screen.copy()

pygame.mixer.init()


fractal.fill((0,0,0))
for i in range(SCREENWIDTH):
  print i
	for j in range(SCREENHEIGHT):
	
		for event in pygame.event.get():
			if event.type == pygame.QUIT:
				sys.exit()
			if event.type == pygame.KEYDOWN:
				if event.key == pygame.K_ESCAPE:
					sys.exit()
				
		x0 = (float(i)/SCREENWIDTH)*3.5 - 2.5
		y0 = (float(j)/SCREENHEIGHT)*2 - 1
		
		x = 0
		y = 0
		
		iteration = 0
		
		while x*x + y*y < 2*2 and iteration < max_iteration:
			xtemp = x*x - y*y + x0
			y = 2*x*y + y0
			
			x = xtemp
			
			iteration = iteration + 1
			
		fractal.set_at((i,j), (iteration,iteration,iteration))
		
		screen.blit(fractal, (0,0))
		pygame.display.flip()

running = True

while running:
	#Events
	for event in pygame.event.get():
		if event.type == pygame.QUIT:
			sys.exit()
		if event.type == pygame.KEYDOWN:
			if event.key == pygame.K_ESCAPE:
				sys.exit()