/*
 * This software is governed by the CeCILL-B license under French law and
 * abiding by the rules of distribution of free software.  You can  use, 
 * modify and/ or redistribute the software under the terms of the CeCILL-B
 * license as circulated by CEA, CNRS and INRIA at the following URL
 * "http://www.cecill.info" or the LICENCE.txt file present in this project.
*/

attribute vec2 vertex_coord;

varying vec2 tex_coord;

void main(){
	
		tex_coord = vertex_coord*0.5 + (0.5);
		gl_Position = vec4(vertex_coord,0.,1.);
}
