You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
ntool/nmath/util.go

84 lines
1.3 KiB
Go

1 year ago
package nmath
import (
"git.noahlan.cn/noahlan/ntool/ndef"
"math"
)
// Min compare two value and return max value
func Min[T ndef.XIntOrFloat](x, y T) T {
if x < y {
return x
}
return y
}
// Max compare two value and return max value
func Max[T ndef.XIntOrFloat](x, y T) T {
if x > y {
return x
}
return y
}
// SwapMin compare and always return [min, max] value
func SwapMin[T ndef.XIntOrFloat](x, y T) (T, T) {
if x < y {
return x, y
}
return y, x
}
// SwapMax compare and always return [max, min] value
func SwapMax[T ndef.XIntOrFloat](x, y T) (T, T) {
if x > y {
return x, y
}
return y, x
}
// MaxInt compare and return max value
func MaxInt(x, y int) int {
if x > y {
return x
}
return y
}
// SwapMaxInt compare and return max, min value
func SwapMaxInt(x, y int) (int, int) {
if x > y {
return x, y
}
return y, x
}
// MaxI64 compare and return max value
func MaxI64(x, y int64) int64 {
if x > y {
return x
}
return y
}
// SwapMaxI64 compare and return max, min value
func SwapMaxI64(x, y int64) (int64, int64) {
if x > y {
return x, y
}
return y, x
}
// MaxFloat compare and return max value
func MaxFloat(x, y float64) float64 {
return math.Max(x, y)
}
// OrElse return s OR nv(new-value) on s is empty
func OrElse[T ndef.XIntOrFloat](in, nv T) T {
if in != 0 {
return in
}
return nv
}