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Luminance comment

master
Kasianov Nikolai Alekseevich 2 years ago
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  1. 2
      color.go

2
color.go
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@ -30,7 +30,7 @@ func RGBToLinear(r uint8, g uint8, b uint8) (float64, float64, float64) {
return CToLinear(r), CToLinear(g), CToLinear(b) return CToLinear(r), CToLinear(g), CToLinear(b)
} }
// Get approximate RGB color luminance (brightness) // Get approximate RGB color luminance (brightness) from 0 to 1
func LuminanceRGB(r uint8, g uint8, b uint8) float64 { func LuminanceRGB(r uint8, g uint8, b uint8) float64 {
rLin, gLin, bLin := RGBToLinear(r, g, b) rLin, gLin, bLin := RGBToLinear(r, g, b)
return 0.2126*rLin + 0.7152*gLin + 0.0722*bLin return 0.2126*rLin + 0.7152*gLin + 0.0722*bLin

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