public ColorRGB(ColorXYZ xyz, Colorspace.RGBWorkingSpace ws)
{
var m = ws.XYZToRGBMatrix;
double x = xyz.X / 100;
double y = xyz.Y / 100;
double z = xyz.Z / 100;
var lin_r = (x * m[0, 0]) + (y * m[0, 1]) + (z * m[0, 2]); // red
var lin_g = (x * m[1, 0]) + (y * m[1, 1]) + (z * m[1, 2]); // green
var lin_b = (x * m[2, 0]) + (y * m[2, 1]) + (z * m[2, 2]); // blue
double r = (lin_r <= 0.0031308) ? 12.92 * lin_r : (1.055) * System.Math.Pow(lin_r, (1.0 / 2.4)) - 0.055;
double g = (lin_g <= 0.0031308) ? 12.92 * lin_g : (1.055) * System.Math.Pow(lin_g, (1.0 / 2.4)) - 0.055;
double b = (lin_b <= 0.0031308) ? 12.92 * lin_b : (1.055) * System.Math.Pow(lin_b, (1.0 / 2.4)) - 0.055;
r = ClampToRange_0_1(r);
g = ClampToRange_0_1(g);
b = ClampToRange_0_1(b);
this._alpha = xyz.Alpha;
this._r = r;
this._g = g;
this._b = b;
}
public ColorXYZ(double alpha, double x, double y, double z)
{
ColorXYZ.check_xyz(alpha, x, y, z);
this._alpha = alpha;
this._x = x;
this._y = y;
this._z = z;
}
public void ColorToHCLToColor()
{
var ws = new RGBWorkingSpaces();
ColorRGB rgb = new ColorRGB(1, 0, 0);
ColorXYZ xyz = new ColorXYZ(rgb, ws.Adobe_D65_Degree2);
ColorLAB lab = new ColorLAB(xyz, ws.Adobe_D65_Degree2);
ColorHCL hcl = new ColorHCL(lab);
Console.WriteLine(hcl.ToColor());
}
private TestColor TestColorXYZ()
{
var color = ColorXYZ.FromColor(testColor);
var color2 = (ColorRGB)color.ToRgb();;
var nativeValue = string.Format("X:{0:0.00#} Y:{1:0.00#} Z:{2:0.00#}", color.X, color.Y, color.Z);
return(new TestColor {
Name = "XYZ", Value = color2.ToHex(), NativeValue = nativeValue
});
}
public ColorXYZ(ColorLAB lab, RGBWorkingSpace ws)
{
ColorXYZ i = ws.ReferenceWhite.ColorXYZ;
double delta = 6.0 / 29.0;
double fy = (lab.L + 16) / 116.0;
double fx = fy + (lab.A / 500.0);
double fz = fy - (lab.B / 200.0);
double x = (fx > delta) ? i.X * (fx * fx * fx) : (fx - 16.0 / 116.0) * 3 * (delta * delta) * i.X;
double y = (fy > delta) ? i.Y * (fy * fy * fy) : (fy - 16.0 / 116.0) * 3 * (delta * delta) * i.Y;
double z = (fz > delta) ? i.Z * (fz * fz * fz) : (fz - 16.0 / 116.0) * 3 * (delta * delta) * i.Z;
this._alpha = lab.Alpha;
this._x = x;
this._y = y;
this._z = z;
}
public void RGBtoXYZConversion()
{
var rgb = ColorRGB.FromHex("#6653B2");
var xyz = (ColorXYZ)ColorXYZ.FromColor(rgb);
var rgbConverted = (ColorRGB)xyz.ToRgb();
// LAB
var x = Math.Round(xyz.X, 2);
var y = Math.Round(xyz.Y, 2);
var z = Math.Round(xyz.Z, 2);
Assert.AreEqual(x, 16.61);
Assert.AreEqual(y, 12.23);
Assert.AreEqual(z, 43.6);
// RGB Converted
Assert.AreEqual(rgbConverted.Red, 102);
Assert.AreEqual(rgbConverted.Green, 83);
Assert.AreEqual(rgbConverted.Blue, 178);
}
public ColorLAB(ColorXYZ xyz, RGBWorkingSpace ws)
{
ColorXYZ i = ws.ReferenceWhite.ColorXYZ;
double nx = xyz.X / i.X;
double ny = xyz.Y / i.Y;
double nz = xyz.Z / i.Z;
double fx = (nx > 0.008856) ? System.Math.Pow(nx, (1.0 / 3.0)) : (7.787 * nx + 16.0 / 116.0);
double fy = (ny > 0.008856) ? System.Math.Pow(ny, (1.0 / 3.0)) : (7.787 * ny + 16.0 / 116.0);
double fz = (nz > 0.008856) ? System.Math.Pow(nz, (1.0 / 3.0)) : (7.787 * nz + 16.0 / 116.0);
double l = (116.0 * fy) - 16;
double a = 500.0 * (fx - fy);
double b = 200.0 * (fy - fz);
this._alpha = xyz.Alpha;
this._l = l;
this._a = a;
this._b = b;
}
private void Convert_Button_Click(object sender, EventArgs e)
{
switch (((Button)sender).Name)
{
case "RGB_Button":
try
{
if (RGBSpace != RGBSpaceName.ICC)
{
ColRGB = new ColorRGB(RGBSpace, RGB[0], RGB[1], RGB[2]);
}
else
{
ColRGB = new ColorRGB(RGB_ICC, RGB[0], RGB[1], RGB[2]);
}
Conversion(ColRGB);
}
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "XYZ_Button":
try { ColXYZ = new ColorXYZ(XYZwp, XYZ[0], XYZ[1], XYZ[2]); Conversion(ColXYZ); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "Lab_Button":
try { ColLab = new ColorLab(Labwp, Lab[0], Lab[1], Lab[2]); Conversion(ColLab); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "Luv_Button":
try { ColLuv = new ColorLuv(Luvwp, Luv[0], Luv[1], Luv[2]); Conversion(ColLuv); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "Yxy_Button":
try { ColYxy = new ColorYxy(Yxywp, Yxy[0], Yxy[1], Yxy[2]); Conversion(ColYxy); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "LCHab_Button":
try { ColLCHab = new ColorLCHab(LCHabwp, LCHab[0], LCHab[1], LCHab[2]); Conversion(ColLCHab); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "LCHuv_Button":
try { ColLCHuv = new ColorLCHuv(LCHuvwp, LCHuv[0], LCHuv[1], LCHuv[2]); Conversion(ColLCHuv); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "LCH99_Button":
try { ColLCH99 = new ColorLCH99(LCH99[0], LCH99[1], LCH99[2]); Conversion(ColLCH99); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "LCH99b_Button":
try { ColLCH99b = new ColorLCH99b(LCH99b[0], LCH99b[1], LCH99b[2]); Conversion(ColLCH99b); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "LCH99c_Button":
try { ColLCH99c = new ColorLCH99c(LCH99c[0], LCH99c[1], LCH99c[2]); Conversion(ColLCH99c); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "LCH99d_Button":
try { ColLCH99d = new ColorLCH99d(LCH99d[0], LCH99d[1], LCH99d[2]); Conversion(ColLCH99d); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "HSV_Button":
try
{
if (HSVSpace != RGBSpaceName.ICC)
{
ColHSV = new ColorHSV(HSVSpace, HSV[0], HSV[1], HSV[2]);
}
else
{
ColHSV = new ColorHSV(HSV_ICC, HSV[0], HSV[1], HSV[2]);
}
Conversion(ColHSV);
}
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "HSL_Button":
try
{
if (HSLSpace != RGBSpaceName.ICC)
{
ColHSL = new ColorHSL(HSLSpace, HSL[0], HSL[1], HSL[2]);
}
else
{
ColHSL = new ColorHSL(HSL_ICC, HSL[0], HSL[1], HSL[2]);
}
Conversion(ColHSL);
}
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "CMY_Button":
try { ColCMY = new ColorCMY(CMY_ICC, CMY[0], CMY[1], CMY[2]); Conversion(ColCMY); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "CMYK_Button":
try { ColCMYK = new ColorCMYK(CMYK_ICC, CMYK[0], CMYK[1], CMYK[2], CMYK[3]); Conversion(ColCMYK); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "Gray_Button":
try
{
if (Gray_ICC != null)
{
ColGray = new ColorGray(Gray_ICC, Gray[0]);
}
else
{
ColGray = new ColorGray(Gray[0]);
}
Conversion(ColGray);
}
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "YCbCr_Button":
try
{
if (YCbCrSpace == YCbCrSpaceName.ICC)
{
ColYCbCr = new ColorYCbCr(YCbCr_ICC, YCbCr[0], YCbCr[1], YCbCr[2]);
}
else
{
ColYCbCr = new ColorYCbCr(YCbCrSpace, YCbCr[0], YCbCr[1], YCbCr[2]);
}
Conversion(ColYCbCr);
}
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "XColor_Button":
try { ColX = new ColorX(XColor_ICC, XColor.Take(XColor_Channels).ToArray()); Conversion(ColX); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "DEF_Button":
try { ColDEF = new ColorDEF(DEFwp, DEF[0], DEF[1], DEF[2]); Conversion(ColDEF); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "Bef_Button":
try { ColBef = new ColorBef(Befwp, Bef[0], Bef[1], Bef[2]); Conversion(ColBef); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
case "BCH_Button":
try { ColBCH = new ColorBCH(BCHwp, BCH[0], BCH[1], BCH[2]); Conversion(ColBCH); }
catch (FormatException) { MessageBox.Show("Not a number!"); }
catch (Exception ex) { MessageBox.Show("Error:" + Environment.NewLine + ex.Message); }
break;
}
}
private void Conversion(Color inColor)
{
Color inColor2 = inColor;
if (inColor.IsICCcolor && !inColor.IsPCScolor)
{
inColor2 = Converter.ToICC(inColor);
}
if (inColor.Model != ColorModel.CIEXYZ)
{
ColXYZ = Converter.ToXYZ(inColor2, XYZwp);
}
if (inColor.Model != ColorModel.CIELab)
{
ColLab = Converter.ToLab(inColor2, Labwp);
}
if (inColor.Model != ColorModel.CIELuv)
{
ColLuv = Converter.ToLuv(inColor2, Luvwp);
}
if (inColor.Model != ColorModel.CIELCHab)
{
ColLCHab = Converter.ToLCHab(inColor2, LCHabwp);
}
if (inColor.Model != ColorModel.CIELCHuv)
{
ColLCHuv = Converter.ToLCHuv(inColor2, LCHuvwp);
}
if (inColor.Model != ColorModel.CIEYxy)
{
ColYxy = Converter.ToYxy(inColor2, Yxywp);
}
if (inColor.Model != ColorModel.LCH99)
{
ColLCH99 = Converter.ToLCH99(inColor2);
}
if (inColor.Model != ColorModel.LCH99b)
{
ColLCH99b = Converter.ToLCH99b(inColor2);
}
if (inColor.Model != ColorModel.LCH99c)
{
ColLCH99c = Converter.ToLCH99c(inColor2);
}
if (inColor.Model != ColorModel.LCH99d)
{
ColLCH99d = Converter.ToLCH99d(inColor2);
}
if (inColor.Model != ColorModel.DEF)
{
ColDEF = Converter.ToDEF(inColor2);
}
if (inColor.Model != ColorModel.Bef)
{
ColBef = Converter.ToBef(inColor2);
}
if (inColor.Model != ColorModel.BCH)
{
ColBCH = Converter.ToBCH(inColor2);
}
if (inColor.Model != ColorModel.RGB)
{
if (RGBSpace != RGBSpaceName.ICC)
{
ColRGB = Converter.ToRGB(inColor2, RGBSpace);
}
else
{
ColRGB = (ColorRGB)Converter.ToICC(Converter.ToICC_PCS(inColor2, RGB_ICC), RGB_ICC);
}
}
if (inColor.Model != ColorModel.HSV)
{
if (HSVSpace != RGBSpaceName.ICC)
{
ColHSV = Converter.ToHSV(inColor2, HSVSpace);
}
else
{
ColHSV = (ColorHSV)Converter.ToICC(Converter.ToICC_PCS(inColor2, HSV_ICC), HSV_ICC);
}
}
if (inColor.Model != ColorModel.HSL)
{
if (HSLSpace != RGBSpaceName.ICC)
{
ColHSL = Converter.ToHSL(inColor2, HSLSpace);
}
else
{
ColHSL = (ColorHSL)Converter.ToICC(Converter.ToICC_PCS(inColor2, HSL_ICC), HSL_ICC);
}
}
if (inColor.Model != ColorModel.CMY && CMY_ICC != null)
{
ColCMY = (ColorCMY)Converter.ToICC(Converter.ToICC_PCS(inColor2, CMY_ICC), CMY_ICC);
}
if (inColor.Model != ColorModel.CMYK && CMYK_ICC != null)
{
ColCMYK = (ColorCMYK)Converter.ToICC(Converter.ToICC_PCS(inColor2, CMYK_ICC), CMYK_ICC);
}
if (inColor.Model != ColorModel.YCbCr)
{
if (YCbCrSpace != YCbCrSpaceName.ICC)
{
ColYCbCr = Converter.ToYCbCr(inColor2, YCbCrSpace);
}
else
{
ColYCbCr = (ColorYCbCr)Converter.ToICC(Converter.ToICC_PCS(inColor2, YCbCr_ICC), YCbCr_ICC);
}
}
if (inColor.Model != ColorModel.Gray)
{
if (CMY_ICC != null)
{
ColGray = (ColorGray)Converter.ToICC(Converter.ToICC_PCS(inColor2, Gray_ICC), Gray_ICC);
}
else
{
ColGray = Converter.ToGray(inColor2);
}
}
if (!IsXColor(inColor.Model) && XColor_ICC != null)
{
ColX = (ColorX)Converter.ToICC(Converter.ToICC_PCS(inColor2, XColor_ICC), XColor_ICC);
}
FillFields();
}
public Illuminant(string name, int degree, ColorXYZ xyz)
{
this.Name = name;
this.Degree = degree;
this.ColorXYZ = xyz;
}
