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Rainbow LED

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This commit is contained in:
Evan Husted
2025-01-24 13:03:10 -06:00
parent 8a22d9a942
commit e8025e175d
8 changed files with 183 additions and 42 deletions
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5
src/Ryujinx.Common/Configuration/Hid/Controller/LedConfigController.cs
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@@ -12,6 +12,11 @@
/// </summary>
public bool TurnOffLed { get; set; }
/// <summary>
/// Ignores the color and uses the rainbow color functionality for the LED.
/// </summary>
public bool UseRainbow { get; set; }
/// <summary>
/// Packed RGB int of the color
/// </summary>

76
src/Ryujinx.Common/Utilities/Rainbow.cs Normal file
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@@ -0,0 +1,76 @@
using System;
using System.Drawing;
namespace Ryujinx.Common.Utilities
{
public class Rainbow
{
public const float Speed = 1;
public static Color Color { get; private set; } = Color.Blue;
public static void Tick()
{
Color = HsbToRgb(
(Color.GetHue() + Speed) / 360,
1,
1
);
RainbowColorUpdated?.Invoke(Color.ToArgb());
}
public static event Action<int> RainbowColorUpdated;
private static Color HsbToRgb(float hue, float saturation, float brightness)
{
int r = 0, g = 0, b = 0;
if (saturation == 0)
{
r = g = b = (int)(brightness * 255.0f + 0.5f);
}
else
{
float h = (hue - (float)Math.Floor(hue)) * 6.0f;
float f = h - (float)Math.Floor(h);
float p = brightness * (1.0f - saturation);
float q = brightness * (1.0f - saturation * f);
float t = brightness * (1.0f - (saturation * (1.0f - f)));
switch ((int)h)
{
case 0:
r = (int)(brightness * 255.0f + 0.5f);
g = (int)(t * 255.0f + 0.5f);
b = (int)(p * 255.0f + 0.5f);
break;
case 1:
r = (int)(q * 255.0f + 0.5f);
g = (int)(brightness * 255.0f + 0.5f);
b = (int)(p * 255.0f + 0.5f);
break;
case 2:
r = (int)(p * 255.0f + 0.5f);
g = (int)(brightness * 255.0f + 0.5f);
b = (int)(t * 255.0f + 0.5f);
break;
case 3:
r = (int)(p * 255.0f + 0.5f);
g = (int)(q * 255.0f + 0.5f);
b = (int)(brightness * 255.0f + 0.5f);
break;
case 4:
r = (int)(t * 255.0f + 0.5f);
g = (int)(p * 255.0f + 0.5f);
b = (int)(brightness * 255.0f + 0.5f);
break;
case 5:
r = (int)(brightness * 255.0f + 0.5f);
g = (int)(p * 255.0f + 0.5f);
b = (int)(q * 255.0f + 0.5f);
break;
}
}
return Color.FromArgb(Convert.ToByte(255), Convert.ToByte(r), Convert.ToByte(g), Convert.ToByte(b));
}
}
}