utils

Documentation

Index

• func AT(x, a, b, c, d float64) float64
• func Equals(a, b float64) bool
• func Homedir() string
• func IsPowerOf2(i int) bool
• func Random(min, max int) int
• func RandomDefaultFloat(min, max float64) float64
• func RandomFloat(r *rand.Rand, min, max float64) float64

Functions

func AT

func AT(x, a, b, c, d float64) float64

AT x (in the range [a, b] to a number in [c, d]

func Equals

func Equals(a, b float64) bool

Equals is used to compare floating point numbers

func Homedir

func Homedir() string

Homedir returns the home directory of the user

func IsPowerOf2

func IsPowerOf2(i int) bool

IsPowerOf2 returns true if i is a power of 2

func Random

func Random(min, max int) int

Random returns a random int in [min, max)

func RandomDefaultFloat

func RandomDefaultFloat(min, max float64) float64

RandomDefaultFloat returns a random float in [min, max)

func RandomFloat

func RandomFloat(r *rand.Rand, min, max float64) float64

RandomFloat returns a random float in [min, max)