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gray.go
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gray.go
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package coco
import (
"math"
"strconv"
"strings"
)
func Gray2Rgb(gray float64) [3]float64 {
var result [3]float64
result[0] = math.Round(gray / 100 * 255)
result[1] = math.Round(gray / 100 * 255)
result[2] = math.Round(gray / 100 * 255)
return result
}
func Gray2Hsl(gray float64) [3]float64 {
var result [3]float64
result[0] = 0
result[1] = 0
result[2] = math.Round(gray)
return result
}
func Gray2Hsv(gray float64) [3]float64 {
var result [3]float64
result[0] = 0
result[1] = 0
result[2] = math.Round(gray)
return result
}
func Gray2Hwb(gray float64) [3]float64 {
var result [3]float64
result[0] = 0
result[1] = 100
result[2] = math.Round(gray)
return result
}
func Gray2Cmyk(gray float64) [4]float64 {
var result [4]float64
result[0] = 0
result[1] = 0
result[2] = 0
result[3] = math.Round(gray)
return result
}
func Gray2Lab(gray float64) [3]float64 {
var result [3]float64
result[0] = math.Round(gray)
result[1] = 0
result[2] = 0
return result
}
func Gray2Hex(gray float64) string {
val := int64(math.Round(gray/100*255)) & 0xFF
integer := (val << 16) + (val << 8) + val
myString := strings.ToUpper(strconv.FormatInt(integer, 16))
return myString
}