public void LMSColor()
{
var first = new LMSColor(0, 0.5, 0.445);
var second = new LMSColor(0, 0.5, 0.445);
Assert.Equal(first, (object)second);
}
public void Equals_Same()
{
var first = new LMSColor(l: .1, m: .205, s: .45445);
var second = new LMSColor(l: .1, m: .205, s: .45445);
CustomAssert.EqualsWithHashCode(first, second);
}
public void Equals_Different()
{
var first = new LMSColor(l: .2, m: .205, s: .45445);
var second = new LMSColor(l: .1, m: .205, s: .45445);
CustomAssert.NotEqualsWithHashCode(first, second);
}
/// <summary>
/// Transforms XYZ color to destination reference white.
/// </summary>
public XYZColor Transform(XYZColor sourceColor, XYZColor sourceWhitePoint, XYZColor targetWhitePoint)
{
if (sourceColor == null)
{
throw new ArgumentNullException("sourceColor");
}
if (sourceWhitePoint == null)
{
throw new ArgumentNullException("sourceWhitePoint");
}
if (targetWhitePoint == null)
{
throw new ArgumentNullException("targetWhitePoint");
}
if (sourceWhitePoint.Equals(targetWhitePoint))
{
return(sourceColor);
}
LMSColor sourceColorLMS = _conversionToLMS.Convert(sourceColor);
LMSColor sourceWhitePointLMS = _conversionToLMS.Convert(sourceWhitePoint);
LMSColor targetWhitePointLMS = _conversionToLMS.Convert(targetWhitePoint);
Matrix diagonalMatrix = MatrixFactory.CreateDiagonal(targetWhitePointLMS.L / sourceWhitePointLMS.L, targetWhitePointLMS.M / sourceWhitePointLMS.M, targetWhitePointLMS.S / sourceWhitePointLMS.S);
var targetColorLMS = new LMSColor(diagonalMatrix.MultiplyBy(sourceColorLMS.Vector));
XYZColor targetColor = _conversionToXYZ.Convert(targetColorLMS);
return(targetColor);
}
public void VectorCtor()
{
var first = new LMSColor(l: .2, m: .205, s: .45445);
var vector = new[] { .2, .205, .45445 };
var second = new LMSColor(vector);
CustomAssert.EqualsWithHashCode(first, second);
Assert.Equal(vector, second.Vector);
}
public void Dctor()
{
const double l1 = .1;
const double m1 = .205;
const double s1 = .45445;
var(l2, m2, s2) = new LMSColor(l1, m1, s1);
Assert.Equal(l1, l2);
Assert.Equal(m1, m2);
Assert.Equal(s1, s2);
}
public LinearRGBColor ToLinearRGB(LMSColor color)
{
if (color == null)
{
throw new ArgumentNullException("color");
}
XYZColor xyzColor = ToXYZ(color);
LinearRGBColor result = ToLinearRGB(xyzColor);
return(result);
}
public void LmsToRgb()
{
var inputLms = new LMSColor(0.3823, 0.0811, 0.07162);
var rgbWorkingSpace = RGBWorkingSpaces.sRGB;
var lmsToRgb = new ConverterBuilder().FromLMS(rgbWorkingSpace.WhitePoint).ToRGB(rgbWorkingSpace).Build();
var outputRgb = lmsToRgb.Convert(inputLms); // RGB [R=0.94, G=0.2, B=0.25]
Assert.Equal(0.9369533174707416, outputRgb.R);
Assert.Equal(0.2001250260835063, outputRgb.G);
Assert.Equal(0.2509854069250157, outputRgb.B);
}
public HunterLabColor ToHunterLab(LMSColor color)
{
if (color == null)
{
throw new ArgumentNullException("color");
}
XYZColor xyzColor = ToXYZ(color);
HunterLabColor result = ToHunterLab(xyzColor);
return(result);
}
public LMSColor ToLMS(LChabColor color)
{
if (color == null)
{
throw new ArgumentNullException("color");
}
XYZColor xyzColor = ToXYZ(color);
LMSColor result = ToLMS(xyzColor);
return(result);
}
public xyYColor ToxyY(LMSColor color)
{
if (color == null)
{
throw new ArgumentNullException("color");
}
XYZColor xyzColor = ToXYZ(color);
xyYColor result = ToxyY(xyzColor);
return(result);
}
public XYZColor ToXYZ(LMSColor color)
{
if (color == null)
{
throw new ArgumentNullException("color");
}
// conversion
var converter = _cachedXYZAndLMSConverter;
XYZColor converted = converter.Convert(color);
return(converted);
}
public void Samples()
{
// red
var c1 = new LMSColor(0.3823, 0.0811, 0.07162);
// white (D65)
var c2 = new LMSColor(0.9414, 1.0404, 1.0895);
// gray (D65)
var c3 = new LMSColor(0.2015, 0.2227, 0.2332);
// black
var c4 = new LMSColor(0, 0, 0);
}
public LMSColor ToLMS <T>(T color) where T : IColorVector
{
if (color == null)
{
throw new ArgumentNullException("color");
}
LMSColor converted = color as LMSColor;
if (converted != null)
{
return(converted);
}
else
{
dynamic source = color;
return(ToLMS(source));
}
}
/// <summary>
/// Transforms XYZ color to destination reference white.
/// </summary>
public XYZColor Transform(XYZColor sourceColor, XYZColor sourceWhitePoint, XYZColor targetWhitePoint)
{
if (sourceColor == null) throw new ArgumentNullException("sourceColor");
if (sourceWhitePoint == null) throw new ArgumentNullException("sourceWhitePoint");
if (targetWhitePoint == null) throw new ArgumentNullException("targetWhitePoint");
if (sourceWhitePoint.Equals(targetWhitePoint))
return sourceColor;
LMSColor sourceColorLMS = _conversionToLMS.Convert(sourceColor);
LMSColor sourceWhitePointLMS = _conversionToLMS.Convert(sourceWhitePoint);
LMSColor targetWhitePointLMS = _conversionToLMS.Convert(targetWhitePoint);
Matrix diagonalMatrix = MatrixFactory.CreateDiagonal(targetWhitePointLMS.L / sourceWhitePointLMS.L, targetWhitePointLMS.M / sourceWhitePointLMS.M, targetWhitePointLMS.S / sourceWhitePointLMS.S);
var targetColorLMS = new LMSColor(diagonalMatrix.MultiplyBy(sourceColorLMS.Vector));
XYZColor targetColor = _conversionToXYZ.Convert(targetColorLMS);
return targetColor;
}
public void ToString_Simple()
{
var color = new LMSColor(l: .1, m: .205, s: .45445);
Assert.Equal("LMS [L=0.1, M=0.21, S=0.45]", color.ToString());
}
