//RGBToHSL is working fine, as intended.
public static HSL RGBToHSL(Color RGB)
{
HSL localHSL = new HSL();
double varR = Convert.ToDouble(RGB.R) / 255.0d;
double varG = Convert.ToDouble(RGB.G) / 255.0d;
double varB = Convert.ToDouble(RGB.B) / 255.0d;
double minVal = Math.Min(Math.Min(varR, varG), varB);//Min. value of RGB
double maxVal = Math.Max(Math.Max(varR, varG), varB);//Max. value of RGB
double maxDel = maxVal - minVal;//Delta RGB value
localHSL.L = (maxVal + minVal) / 2.0d;
if (maxDel == 0.0d) //This is a gray, no chroma...
{
localHSL.H = 0.0d; //HSL results from 0 to 1
localHSL.S = 0.0d;
}
else //Chromatic data...
{
if (localHSL.L < 0.5d)
localHSL.S = maxDel / (maxVal + minVal);
else
localHSL.S = maxDel / (2.0d - maxVal - minVal);
double delR = (((maxVal - varR) / 6.0d) + (maxDel / 2.0d)) / maxDel;
double delG = (((maxVal - varG) / 6.0d) + (maxDel / 2.0d)) / maxDel;
double delB = (((maxVal - varB) / 6.0d) + (maxDel / 2.0d)) / maxDel;
if (varR == maxVal)
localHSL.H = delB - delG;
else if (varG == maxVal)
localHSL.H = (1.0d / 3.0d) + delR - delB;
else if (varB == maxVal)
localHSL.H = (2.0d / 3.0d) + delG - delR;
if (localHSL.H < 0.0d) //Getting Hue between 0 and 1.
localHSL.H += 1.0d;
if (localHSL.H > 1.0d)
localHSL.H -= 1.0d;
}
return localHSL;
}
public Color HSLToRGB(HSL hsl) //HSLToRGB working as intended.
{
double R;
double B;
double G;
double var_1;
double var_2;
if (hsl.S == 0.0d) //HSL from 0 to 1
{
R = hsl.L * 255.0d; //RGB results from 0 to 255
G = hsl.L * 255.0d;
B = hsl.L * 255.0d;
}
else
{
if (hsl.L < 0.5d)
{
var_2 = hsl.L * (1.0d + hsl.S);
}
else
{
var_2 = (hsl.L + hsl.S) - (hsl.S * hsl.L);
}
var_1 = 2.0d * hsl.L - var_2;
R = 255.0d * HueToRGB(var_1, var_2, hsl.H + (1.0d / 3.0d));
G = 255.0d * HueToRGB(var_1, var_2, hsl.H);
B = 255.0d * HueToRGB(var_1, var_2, hsl.H - (1.0d / 3.0d));
}
Color cl = Color.FromArgb(Convert.ToInt32(R), Convert.ToInt32(G), Convert.ToInt32(B));
return(cl);
}
public static HSL RGBToHSL(Color RGB) //RGBToHSL is working fine, as intended.
{
HSL localHSL = new HSL();
double varR = Convert.ToDouble(RGB.R) / 255.0d;
double varG = Convert.ToDouble(RGB.G) / 255.0d;
double varB = Convert.ToDouble(RGB.B) / 255.0d;
double minVal = Math.Min(Math.Min(varR, varG), varB); //Min. value of RGB
double maxVal = Math.Max(Math.Max(varR, varG), varB); //Max. value of RGB
double maxDel = maxVal - minVal; //Delta RGB value
localHSL.L = (maxVal + minVal) / 2.0d;
if (maxDel == 0.0d) //This is a gray, no chroma...
{
localHSL.H = 0.0d; //HSL results from 0 to 1
localHSL.S = 0.0d;
}
else //Chromatic data...
{
if (localHSL.L < 0.5d)
{
localHSL.S = maxDel / (maxVal + minVal);
}
else
{
localHSL.S = maxDel / (2.0d - maxVal - minVal);
}
double delR = (((maxVal - varR) / 6.0d) + (maxDel / 2.0d)) / maxDel;
double delG = (((maxVal - varG) / 6.0d) + (maxDel / 2.0d)) / maxDel;
double delB = (((maxVal - varB) / 6.0d) + (maxDel / 2.0d)) / maxDel;
if (varR == maxVal)
{
localHSL.H = delB - delG;
}
else if (varG == maxVal)
{
localHSL.H = (1.0d / 3.0d) + delR - delB;
}
else if (varB == maxVal)
{
localHSL.H = (2.0d / 3.0d) + delG - delR;
}
if (localHSL.H < 0.0d) //Getting Hue between 0 and 1.
{
localHSL.H += 1.0d;
}
if (localHSL.H > 1.0d)
{
localHSL.H -= 1.0d;
}
}
return(localHSL);
}
//HSLToRGB working as intended.
public Color HSLToRGB(HSL hsl)
{
double R;
double B;
double G;
double var_1;
double var_2;
if (hsl.S == 0.0d) //HSL from 0 to 1
{
R = hsl.L * 255.0d; //RGB results from 0 to 255
G = hsl.L * 255.0d;
B = hsl.L * 255.0d;
}
else
{
if (hsl.L < 0.5d)
var_2 = hsl.L * (1.0d + hsl.S);
else
var_2 = (hsl.L + hsl.S) - (hsl.S * hsl.L);
var_1 = 2.0d * hsl.L - var_2;
R = 255.0d * HueToRGB(var_1, var_2, hsl.H + (1.0d / 3.0d));
G = 255.0d * HueToRGB(var_1, var_2, hsl.H);
B = 255.0d * HueToRGB(var_1, var_2, hsl.H - (1.0d / 3.0d));
}
Color cl = Color.FromArgb(Convert.ToInt32(R), Convert.ToInt32(G), Convert.ToInt32(B));
return cl;
}
//This piece of code is working fine, as intended.
public HSL calculateTheOppositeHue(HSL normalHSL)
{
HSL newHue = normalHSL;
newHue.H = (newHue.H + 0.5d) % 1.0d;
return newHue;
}
