source: other-projects/playing-in-the-street/summer-2013/trunk/Playing-in-the-Street-WPF/Content/Web/mrdoob-three.js-4862f5f/src/extras/helpers/AxisHelper.js@ 28897

/**
 * @author sroucheray / http://sroucheray.org/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.AxisHelper = function ( size ) {

    size = size || 1;

    var geometry = new THREE.Geometry();

    geometry.vertices.push(
        new THREE.Vector3(), new THREE.Vector3( size, 0, 0 ),
        new THREE.Vector3(), new THREE.Vector3( 0, size, 0 ),
        new THREE.Vector3(), new THREE.Vector3( 0, 0, size )
    );

    geometry.colors.push(
        new THREE.Color( 0xff0000 ), new THREE.Color( 0xffaa00 ),
        new THREE.Color( 0x00ff00 ), new THREE.Color( 0xaaff00 ),
        new THREE.Color( 0x0000ff ), new THREE.Color( 0x00aaff )
    );

    var material = new THREE.LineBasicMaterial( { vertexColors: THREE.VertexColors } );

    THREE.Line.call( this, geometry, material, THREE.LinePieces );

};

THREE.AxisHelper.prototype = Object.create( THREE.Line.prototype );