public float overheadPerValue(int bitsPerValue) {assert isSupported(bitsPerValue);final int valuesPerBlock = 64 / bitsPerValue;final int overhead = 64 % bitsPerValue;return (float) overhead / valuesPerBlock;}
public virtual float OverheadPerValue(int bitsPerValue){Debug.Assert(IsSupported(bitsPerValue));return 0f;}