| public static GetLightness ( this c ) : Double | ||
| c | this | |
| return | Double | |
public static Double GetLightness(this Color c)
{
var r = (Double)c.R / Byte.MaxValue;
var g = (Double)c.G / Byte.MaxValue;
var b = (Double)c.B / Byte.MaxValue;
return (Math.Max(Math.Max(r, g), b) + Math.Min(Math.Min(r, g), b)) / 2;
}