package cube

// Range represents the height range of a Dimension in blocks. The first value
// of the Range holds the minimum Y value, the second value holds the maximum Y
// value.
type Range [2]int

// Min returns the minimum Y value of a Range. It is equivalent to Range[0].
func (r Range) Min() int {
	return r[0]
}

// Max returns the maximum Y value of a Range. It is equivalent to Range[1].
func (r Range) Max() int {
	return r[1]
}

// Height returns the total height of the Range, the difference between Max and
// Min.
func (r Range) Height() int {
	return r[1] - r[0]
}