import random
from random import *

import pygame
from OpenGL.GL import *
from OpenGL.GLU import *
from pygame.locals import *

going_left = False
x_pos = 100

def init_game():
    pygame.display.init()
    pygame.display.set_mode((800, 600), DOUBLEBUF | OPENGL)
    glClearColor(0.0, 1.0, 0.1, 0.0)


def update():
    pass


def display():
    glMatrixMode(GL_PROJECTION)
    glLoadIdentity()
    glMatrixMode(GL_MODELVIEW)
    glLoadIdentity()
    glViewport(0, 0, 800, 600)
    gluOrtho2D(0, 800, 0, 600)
    glColor3f(0.5, 1.0, 1.0)
    glBegin(GL_TRIANGLES)
    glVertex2f(100, 100)
    glVertex2f(100, 200)
    glVertex2f(200, 100)
    glEnd()
    pygame.display.flip()


def game_loop():
    for event in pygame.event.get():
        if event.type == pygame.QUIT:
            pygame.quit()
            quit()
        elif event.type == pygame.KEYDOWN:
            if event.key == K_ESCAPE:
                pygame.quit()
                quit()
        elif event.key == K_q:
            glClearColor(random(), random(), random(), 1.0)

    update()
    display()


if __name__ == "__main__":
    init_game()
    while True:
        game_loop()