#! /usr/bin/env python

# -*- coding: utf-8 -*-

from __future__ import print_function

import common2d, sys

import OpenGL.GLUT as glut

import OpenGL.GL as gl

_myProg = None

def displayFunc():

global _myProg

common2d.display(_myProg)

glut.glutSwapBuffers()

def set_global_program(program):

global _myProg

_myProg = program

def reshape(width,height):

gl.glViewport(0, 0, width, height)

def keyboard( key, x, y ):

if key == '\033':

sys.exit( )

if __name__=="__main__":

# GLUT init

# --------------------------------------

glut.glutInit()

glut.glutInitDisplayMode(glut.GLUT_DOUBLE | glut.GLUT_RGBA)

glut.glutCreateWindow('Hello world!')

glut.glutReshapeWindow(640,480)

glut.glutReshapeFunc(reshape)

glut.glutDisplayFunc(displayFunc)

glut.glutKeyboardFunc(keyboard)

program = common2d.init_shader_program()

set_global_program(program)

# Make program the default program

gl.glUseProgram(program)

# Enter mainloop

# --------------------------------------

glut.glutMainLoop()

if __name__ == '__main__':

main()