// borrowed from FastLED
struct CRGB {
  union {
    struct {
      union {
        uint8_t r;
        uint8_t red;
      };
      union {
        uint8_t g;
        uint8_t green;
      };
      union {
        uint8_t b;
        uint8_t blue;
      };
    };
    uint8_t raw[3];
  };
  inline CRGB( uint8_t ir, uint8_t ig, uint8_t ib)  __attribute__((always_inline))
    : r(ir), g(ig), b(ib)
  {
  }
  inline CRGB( uint32_t colorcode)  __attribute__((always_inline))
    : r((colorcode >> 16) & 0xFF), g((colorcode >> 8) & 0xFF), b((colorcode >> 0) & 0xFF)
  {
  }
  typedef enum {
    AliceBlue = 0xF0F8FF,
    Amethyst = 0x9966CC,
    AntiqueWhite = 0xFAEBD7,
    Aqua = 0x00FFFF,
    Aquamarine = 0x7FFFD4,
    Azure = 0xF0FFFF,
    Beige = 0xF5F5DC,
    Bisque = 0xFFE4C4,
    Black = 0x000000,
    BlanchedAlmond = 0xFFEBCD,
    Blue = 0x0000FF,
    BlueViolet = 0x8A2BE2,
    Brown = 0xA52A2A,
    BurlyWood = 0xDEB887,
    CadetBlue = 0x5F9EA0,
    Chartreuse = 0x7FFF00,
    Chocolate = 0xD2691E,
    Coral = 0xFF7F50,
    CornflowerBlue = 0x6495ED,
    Cornsilk = 0xFFF8DC,
    Crimson = 0xDC143C,
    Cyan = 0x00FFFF,
    DarkBlue = 0x00008B,
    DarkCyan = 0x008B8B,
    DarkGoldenrod = 0xB8860B,
    DarkGray = 0xA9A9A9,
    DarkGrey = 0xA9A9A9,
    DarkGreen = 0x006400,
    DarkKhaki = 0xBDB76B,
    DarkMagenta = 0x8B008B,
    DarkOliveGreen = 0x556B2F,
    DarkOrange = 0xFF8C00,
    DarkOrchid = 0x9932CC,
    DarkRed = 0x8B0000,
    DarkSalmon = 0xE9967A,
    DarkSeaGreen = 0x8FBC8F,
    DarkSlateBlue = 0x483D8B,
    DarkSlateGray = 0x2F4F4F,
    DarkSlateGrey = 0x2F4F4F,
    DarkTurquoise = 0x00CED1,
    DarkViolet = 0x9400D3,
    DeepPink = 0xFF1493,
    DeepSkyBlue = 0x00BFFF,
    DimGray = 0x696969,
    DimGrey = 0x696969,
    DodgerBlue = 0x1E90FF,
    FireBrick = 0xB22222,
    FloralWhite = 0xFFFAF0,
    ForestGreen = 0x228B22,
    Fuchsia = 0xFF00FF,
    Gainsboro = 0xDCDCDC,
    GhostWhite = 0xF8F8FF,
    Gold = 0xFFD700,
    Goldenrod = 0xDAA520,
    Gray = 0x808080,
    Grey = 0x808080,
    Green = 0x008000,
    GreenYellow = 0xADFF2F,
    Honeydew = 0xF0FFF0,
    HotPink = 0xFF69B4,
    IndianRed = 0xCD5C5C,
    Indigo = 0x4B0082,
    Ivory = 0xFFFFF0,
    Khaki = 0xF0E68C,
    Lavender = 0xE6E6FA,
    LavenderBlush = 0xFFF0F5,
    LawnGreen = 0x7CFC00,
    LemonChiffon = 0xFFFACD,
    LightBlue = 0xADD8E6,
    LightCoral = 0xF08080,
    LightCyan = 0xE0FFFF,
    LightGoldenrodYellow = 0xFAFAD2,
    LightGreen = 0x90EE90,
    LightGrey = 0xD3D3D3,
    LightPink = 0xFFB6C1,
    LightSalmon = 0xFFA07A,
    LightSeaGreen = 0x20B2AA,
    LightSkyBlue = 0x87CEFA,
    LightSlateGray = 0x778899,
    LightSlateGrey = 0x778899,
    LightSteelBlue = 0xB0C4DE,
    LightYellow = 0xFFFFE0,
    Lime = 0x00FF00,
    LimeGreen = 0x32CD32,
    Linen = 0xFAF0E6,
    Magenta = 0xFF00FF,
    Maroon = 0x800000,
    MediumAquamarine = 0x66CDAA,
    MediumBlue = 0x0000CD,
    MediumOrchid = 0xBA55D3,
    MediumPurple = 0x9370DB,
    MediumSeaGreen = 0x3CB371,
    MediumSlateBlue = 0x7B68EE,
    MediumSpringGreen = 0x00FA9A,
    MediumTurquoise = 0x48D1CC,
    MediumVioletRed = 0xC71585,
    MidnightBlue = 0x191970,
    MintCream = 0xF5FFFA,
    MistyRose = 0xFFE4E1,
    Moccasin = 0xFFE4B5,
    NavajoWhite = 0xFFDEAD,
    Navy = 0x000080,
    OldLace = 0xFDF5E6,
    Olive = 0x808000,
    OliveDrab = 0x6B8E23,
    Orange = 0xFFA500,
    OrangeRed = 0xFF4500,
    Orchid = 0xDA70D6,
    PaleGoldenrod = 0xEEE8AA,
    PaleGreen = 0x98FB98,
    PaleTurquoise = 0xAFEEEE,
    PaleVioletRed = 0xDB7093,
    PapayaWhip = 0xFFEFD5,
    PeachPuff = 0xFFDAB9,
    Peru = 0xCD853F,
    Pink = 0xFFC0CB,
    Plaid = 0xCC5533,
    Plum = 0xDDA0DD,
    PowderBlue = 0xB0E0E6,
    Purple = 0x800080,
    Red = 0xFF0000,
    RosyBrown = 0xBC8F8F,
    RoyalBlue = 0x4169E1,
    SaddleBrown = 0x8B4513,
    Salmon = 0xFA8072,
    SandyBrown = 0xF4A460,
    SeaGreen = 0x2E8B57,
    Seashell = 0xFFF5EE,
    Sienna = 0xA0522D,
    Silver = 0xC0C0C0,
    SkyBlue = 0x87CEEB,
    SlateBlue = 0x6A5ACD,
    SlateGray = 0x708090,
    SlateGrey = 0x708090,
    Snow = 0xFFFAFA,
    SpringGreen = 0x00FF7F,
    SteelBlue = 0x4682B4,
    Tan = 0xD2B48C,
    Teal = 0x008080,
    Thistle = 0xD8BFD8,
    Tomato = 0xFF6347,
    Turquoise = 0x40E0D0,
    Violet = 0xEE82EE,
    Wheat = 0xF5DEB3,
    White = 0xFFFFFF,
    WhiteSmoke = 0xF5F5F5,
    Yellow = 0xFFFF00,
    YellowGreen = 0x9ACD32,
    // LED RGB color that roughly approximates
    // the color of incandescent fairy lights,
    // assuming that you're using FastLED
    // color correction on your LEDs (recommended).
    FairyLight = 0xFFE42D,
    // If you are using no color correction, use this
    FairyLightNCC = 0xFF9D2A
  } HTMLColorCode;
};


// modified to allow RGBpack to be assigned from CRGB
struct RGBpack {
  uint8_t r;
  uint8_t g;
  uint8_t b;
  inline RGBpack( uint32_t colorcode)  __attribute__((always_inline))
    : r((colorcode >> 16) & 0xFF), g((colorcode >> 8) & 0xFF), b((colorcode >> 0) & 0xFF)
  {
  }
  inline RGBpack( CRGB colorcode)  __attribute__((always_inline))
    : r(colorcode.r), g(colorcode.g), b(colorcode.b)
  {
  }
  inline RGBpack( uint8_t ir, uint8_t ig, uint8_t ib)  __attribute__((always_inline))
    : r(ir), g(ig), b(ib)
  {
  }
};


void printRGBpack(RGBpack &c) {
  Serial.print(c.r);
  Serial.print(", ");
  Serial.print(c.g);
  Serial.print(", ");
  Serial.println(c.b);
}

void setup() {
  Serial.begin(115200);

  RGBpack c = CRGB::Red;
  printRGBpack(c);

  c = CRGB(123, 234, 255);
  printRGBpack(c);
  
  c = RGBpack(1, 2, 3);
  printRGBpack(c);
}

void loop() {
  delay(1000);
}