SceneJS_math_mulVec2Scalar = function(v, s, dest) {
    if (!dest) {
        dest = v;
    }

    dest[0] = v[0] * s;
    dest[1] = v[1] * s;

    return dest;
}
@param v vec2
@param s scalar
@param dest vec2 - optional destination
@return {vec2} dest if specified, v otherwise
@private