RgbaBytes(RgbaDoubles c, double a_) { _r = ((byte)PictorBasics.Uround (c._r * (double)BaseMask)); _g = ((byte)PictorBasics.Uround (c._g * (double)BaseMask)); _b = ((byte)PictorBasics.Uround (c._b * (double)BaseMask)); _a = ((byte)PictorBasics.Uround (a_ * (double)BaseMask)); }
/// <summary> /// /// </summary> /// <param name="wl"> /// A <see cref="System.Double"/> /// </param> /// <param name="gamma"> /// A <see cref="System.Double"/> /// </param> /// <returns> /// A <see cref="RgbaDoubles"/> /// </returns> public static RgbaDoubles FromWavelength(double wl, double gamma) { RgbaDoubles t = new RgbaDoubles (0.0, 0.0, 0.0); if (wl >= 380.0 && wl <= 440.0) { t._r = -1.0 * (wl - 440.0) / (440.0 - 380.0); t._b = 1.0; } else if (wl >= 440.0 && wl <= 490.0) { t._g = (wl - 440.0) / (490.0 - 440.0); t._b = 1.0; } else if (wl >= 490.0 && wl <= 510.0) { t._g = 1.0; t._b = -1.0 * (wl - 510.0) / (510.0 - 490.0); } else if (wl >= 510.0 && wl <= 580.0) { t._r = (wl - 510.0) / (580.0 - 510.0); t._g = 1.0; } else if (wl >= 580.0 && wl <= 645.0) { t._r = 1.0; t._g = -1.0 * (wl - 645.0) / (645.0 - 580.0); } else if (wl >= 645.0 && wl <= 780.0) { t._r = 1.0; } double s = 1.0; if (wl > 700.0) s = 0.3 + 0.7 * (780.0 - wl) / (780.0 - 700.0); else if (wl < 420.0) s = 0.3 + 0.7 * (wl - 380.0) / (420.0 - 380.0); t._r = Math.Pow (t._r * s, gamma); t._g = Math.Pow (t._g * s, gamma); t._b = Math.Pow (t._b * s, gamma); return t; }
/// <summary> /// /// </summary> /// <param name="color"> /// A <see cref="RgbaDoubles"/> /// </param> public RgbaDoubles(RgbaDoubles color) : this(color, 1) { }
/// <summary> /// /// </summary> /// <param name="color"> /// A <see cref="RgbaDoubles"/> /// </param> /// <param name="a"> /// A <see cref="System.Double"/> /// </param> public RgbaDoubles(RgbaDoubles color, double a) : this(color._r, color._g, color._b, color._a) { }