SCREEN_SIZE = (800, 600)
from math import radians
from OpenGL.GL import *
from OpenGL.GLU import *

import pygame
from pygame.locals import *
# Import the Model3D class
import model3d
          def resize(width, height):
          glViewport(0, 0, width, height)
          glMatrixMode(GL_PROJECTION)
          glLoadIdentity()
          gluPerspective(60.0, float(width)/height, .1, 1000.)
          glMatrixMode(GL_MODELVIEW)
          glLoadIdentity()
def init():
          # Enable the GL features we will be using
          glEnable(GL_DEPTH_TEST)
          glEnable(GL_LIGHTING)
          glEnable(GL_COLOR_MATERIAL)
          glEnable(GL_TEXTURE_2D)
          glEnable(GL_CULL_FACE)
          glShadeModel(GL_SMOOTH)
          glClearColor(1.0, 1.0, 1.0, 0.0) # white
          # Set the material
          glMaterial(GL_FRONT, GL_AMBIENT, (0.0, 0.0, 0.0, 1.0))
          glMaterial(GL_FRONT, GL_DIFFUSE, (0.2, 0.2, 0.2, 1.0))
          glMaterial(GL_FRONT, GL_SPECULAR, (1.0, 1.0, 1.0, 1.0))
          glMaterial(GL_FRONT, GL_SHININESS, 10.0)
          # Set light parameters
          glLight(GL_LIGHT0, GL_AMBIENT, (0.0, 0.0, 0.0, 1.0))
          glLight(GL_LIGHT0, GL_DIFFUSE, (0.4, 0.4, 0.4, 1.0))
          glLight(GL_LIGHT0, GL_SPECULAR, (1.0, 1.0, 1.0, 1.0))
          # Enable light 1 and set position
          glEnable(GL_LIGHT0)
          glLight(GL_LIGHT0, GL_POSITION, (0, .5, 1, 0))

def run():
         pygame.init()
         screen = pygame.display.set_mode(SCREEN_SIZE, HWSURFACE|OPENGL|DOUBLEBUF)
         resize(*SCREEN_SIZE)
         init()
         clock = pygame.time.Clock()
         # Read the model
         tank_model = model3d.Model3D()
         tank_model.read_obj('mytank.obj')
         rotation = 0.0
         while True:
                for event in pygame.event.get():
                      if event.type == QUIT:
                                return
               glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
               time_passed = clock.tick()
               time_passed_seconds = time_passed / 1000.0
               glLoadIdentity()
               glRotatef(15, 1, 0, 0)
               glTranslatef(0.0, -1.5, -3.5)
               rotation += time_passed_seconds * 45.0
               glRotatef(rotation, 0, 1, 0)
               tank_model.draw_quick()
               pygame.display.flip()
if __name__ == "__main__":
        run()