pmath

Documentation

Index

• func CeilToPowerOfTwo(n int) int
• func FloorToPowerOfTwo(n int) int
• func Identity(n int) int
• func IsPowerOfTwo(n int) bool
• func LogarithmicRange(min, max int, cb func(int))

Functions

func CeilToPowerOfTwo

func CeilToPowerOfTwo(n int) int

CeilToPowerOfTwo returns the least power of two integer value greater than or equal to n.

func FloorToPowerOfTwo

func FloorToPowerOfTwo(n int) int

FloorToPowerOfTwo returns the greatest power of two integer value less than or equal to n.

func Identity

func Identity(n int) int

Identity is identity.

func IsPowerOfTwo

func IsPowerOfTwo(n int) bool

IsPowerOfTwo reports whether given integer is a power of two.

func LogarithmicRange

func LogarithmicRange(min, max int, cb func(int))

LogarithmicRange iterates from ceiled to power of two min to max, calling cb on each iteration.