public static XYColor GetXYFromRGB(double red, double green, double blue)
{
//thanks to this guy https://www.reddit.com/r/tasker/comments/4mzd01/using_rgb_colours_with_philips_hue_bulbs/
if (red > 0.04045)
{
red = Math.Pow((red + 0.055) / (1.0 + 0.055), 2.4);
}
else
{
red = (red / 12.92);
}
if (green > 0.04045)
{
green = Math.Pow((green + 0.055) / (1.0 + 0.055), 2.4);
}
else
{
green = (green / 12.92);
}
if (blue > 0.04045)
{
blue = Math.Pow((blue + 0.055) / (1.0 + 0.055), 2.4);
}
else
{
blue = (blue / 12.92);
}
var X = red * 0.664511 + green * 0.154324 + blue * 0.162028;
var Y = red * 0.283881 + green * 0.668433 + blue * 0.047685;
var Z = red * 0.000088 + green * 0.072310 + blue * 0.986039;
var x = X / (X + Y + Z);
var y = Y / (X + Y + Z);
var xy = new XYColor {
X = x, Y = y
};
return(xy);
}
public static void Breathing(ILocalHueClient client, XYColor lowColor, XYColor highColor, decimal lowBrightness, decimal highBrightness)
{
ChangeColor(client, 5000, 1500, highColor, highBrightness);
ChangeColor(client, 3500, 1000, lowColor, lowBrightness);
ChangeColor(client, 700, 500, lowColor, 0);
}
private static void ChangeColor(ILocalHueClient client, int transitionMs, int msToStay, XYColor toColor, decimal brightness)
{
var cmd = new LightCommand()
.SetTransitionTime(transitionMs)
.SetLightColor(toColor)
.SetBrightness(brightness)
.TurnOn();
client.SendCommandAsync(cmd);
Thread.Sleep(transitionMs + msToStay);
}
public void Breathing(XYColor lowColor, XYColor highColor, int repetitions, decimal lowBrightness, decimal highBrightness)
{
void breathing() => Commands.Breathing(_client, lowColor, highColor, lowBrightness, highBrightness);
Commands.Repeater(breathing, repetitions);
}
public static LightCommand SetLightColor(this LightCommand cmd, XYColor color)
{
cmd.SetColor(color.X, color.Y);
return(cmd);
}
