static public short BindOffset(this short item) { return(item.BindBetween(-1, 1)); }
static public short BindIndex(this short item, short count) { return(item.BindBetween(0, (short)(count - 1))); }
static public short BindPercent(this short item) { return(item.BindBetween(0, 1)); }
static public short BindBetween(this short item, ShortRange range) { return(item.BindBetween(range.x1, range.x2)); }