function length$1(a) {
	    var x = a[0],
	        y = a[1],
	        z = a[2];
	    return Math.sqrt(x*x + y*y + z*z);
	}
/**
	 * Calculates the length of a vec3
	 *
	 * @param {vec3} a vector to calculate length of
	 * @returns {Number} length of a
	 */
Calculates the length of a vec3
@param {vec3} a vector to calculate length of
@returns {Number} length of a
Calculates the length of a vec3 @param { vec3 } a vector to calculate length of @returns { Number } length of a
function length$1(a) {
	    var x = a[0],
	        y = a[1],
	        z = a[2];
	    return Math.sqrt(x*x + y*y + z*z);
	}
function length$1 ( a ) { var x = a [ 0 ] , y = a [ 1 ] , z = a [ 2 ] ; return Math . sqrt ( x * x + y * y + z * z ) ; }
Calculates the length of a vec3
 @param {vec3} a vector to calculate length of
 @returns {Number} length of a
Calculates the length of a vec3 @param { vec3 } a vector to calculate length of @returns { Number } length of a