func (ushortComponent) Mat4(b []byte) [4][4]uint16 {
    return [4][4]uint16{
        {getUint16(b), getUint16(b[8:]), getUint16(b[16:]), getUint16(b[24:])},
        {getUint16(b[2:]), getUint16(b[10:]), getUint16(b[18:]), getUint16(b[26:])},
        {getUint16(b[4:]), getUint16(b[12:]), getUint16(b[20:]), getUint16(b[28:])},