fmath

func Abs ¶

func Abs(val int64) int64

func CombineInt32 ¶

func CombineInt32(high, low int32) int64

Combines two int32 values into a single int64 high occupies bits 32-63 low occupies bits 0-31

func HighInt32 ¶

func HighInt32(whole int64) int32

Returns the highest 32 bits of an int64

func LowInt32 ¶

func LowInt32(whole int64) int32

Returns the lowest 32 bits of an int64

func Max ¶

func Max(x, y int64) int64

Returns x if x > y, otherwise returns y

NB: Only valid if math.MinInt64 <= x-y <= math.MaxInt64 In particular, always valid if both arguments are positive

func Min ¶

func Min(x, y int64) int64

Returns x if x < y, otherwise returns y

NB: Only valid if math.MinInt64 <= x-y <= math.MaxInt64 In particular, always valid if both arguments are positive

func NxtPowerOfTwo ¶

func NxtPowerOfTwo(val int64) int64

Returns the smallest power of two >= val

func PowerOfTwo ¶

func PowerOfTwo(val int64) bool

Returns true if val is a power of two, otherwise returns false

func UI8GT ¶

func UI8GT(x, y uint8) uint8

Returns 1 if x > y, 0 otherwise

func UI8GTE ¶

func UI8GTE(x, y uint8) uint8

Returns 1 if x >= y, 0 otherwise

func UI8LT ¶

func UI8LT(x, y uint8) uint8

Returns 1 if x < y, 0 otherwise

func UI8LTE ¶

func UI8LTE(x, y uint8) uint8

Returns 1 if x <= y, 0 otherwise

func UI8Not ¶

func UI8Not(x uint8) uint8

Returns 1 if x == 0 Returns 0 if x == 1 Undfined for all other inputs

func UIGT ¶

func UIGT(x, y uint64) uint8

Returns 1 if x > y, 0 otherwise

func UIGTE ¶

func UIGTE(x, y uint64) uint8

Returns 1 if x >= y, 0 otherwise

func UILT ¶

func UILT(x, y uint64) uint8

Returns 1 if x < y, 0 otherwise

func UILTE ¶

func UILTE(x, y uint64) uint8

Returns 1 if x <= y, 0 otherwise

func UINot ¶

func UINot(x uint64) uint8

Returns 1 if x == 0 Returns 0 if x == 1 Undfined for all other inputs