/*
 * typedefs.js
 * Normalizes browser-specific prefixes
 */

glMatrixArrayType = Float32Array;
if (typeof window !== 'undefined') {
    window.requestAnimFrame = (function () {
        return window.requestAnimationFrame ||
            window.webkitRequestAnimationFrame ||
            window.mozRequestAnimationFrame ||
            window.oRequestAnimationFrame ||
            window.msRequestAnimationFrame ||
            function (/* function FrameRequestCallback */ callback, /* DOMElement Element */ element) {
                window.setTimeout(callback, 1000 / 60);
            };
    })();

    navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia;
    window.URL = window.URL || window.webkitURL || window.mozURL || window.msURL;
}