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#!/usr/bin/python
from __future__ import print_function
import sys
import pygame
from pygame.locals import *
from OpenGL.GL import *
from OpenGL.GLU import *
def main():
pygame.init()
pygame.display.set_mode((800,600), pygame.OPENGL|
pygame.DOUBLEBUF)
glClearColor(1.0, 0.0, 0.0, 1.0)
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT)
done = False
while not done:
for i in range(0,50000):
modelview_matrix = glGetFloatv(GL_MODELVIEW_MATRIX)
assert modelview_matrix is not None
if not i % 500:
sys.stdout.write('.')
print()
pygame.display.flip()
eventlist = pygame.event.get()
for event in eventlist:
if event.type == QUIT or event.type == KEYDOWN and event.key == K_ESCAPE:
done = True
if __name__ == '__main__':
main()
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