import pygame, sys
import numpy as np
from matplotlib.colors import hsv_to_rgb


def hsv2rgb(hsv): #hsv_to_rgb(359./360.,1,1) -> (255,0,0)
    return (255*hsv_to_rgb(hsv)).astype(int)


pygame.init()

screen = pygame.display.set_mode((400, 300),pygame.HWSURFACE|pygame.HWPALETTE|pygame.DOUBLEBUF , depth=8)
#screen = pygame.display.set_mode((400, 300),pygame.HWSURFACE|pygame.HWPALETTE|pygame.DOUBLEBUF|pygame.FULLSCREEN , 8)

print(F'Display Info: {pygame.display.Info()}')
if not pygame.display.list_modes(depth=8):
    print('8bpp gar nicht möglich?!')

palette = [hsv2rgb(((265-x)/360,1,1)) for x in np.arange(256)]
screen.set_palette(palette)

done = False

clock = pygame.time.Clock()

while not done:

        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                done = True

       
        pressed = pygame.key.get_pressed()
        if pressed[pygame.K_ESCAPE]: done = True

        
        noise = np.random.randint(0,255,(400,300),dtype='uint8')
        
        pygame.surfarray.blit_array(screen,noise)
  
        pygame.display.flip()
        clock.tick(60) ##60 Hz 

        
pygame.quit()
sys.exit()