XPS_COLOR

typedef union switch (XPS_COLOR_TYPE colorType) value
{
    case XPS_COLOR_TYPE_SRGB:
        struct {
            byte alpha, red, green, blue;
        } sRGB;
    case XPS_COLOR_TYPE_SCRGB:
        struct {
            FLOAT alpha, red, green, blue;
        } scRGB;
    case XPS_COLOR_TYPE_CONTEXT:
        struct {
            byte channelCount;
            FLOAT channels[9];
        } context;
} XPS_COLOR;