Color From HSV - CSharp System.Drawing

CSharp examples for System.Drawing:Color HSV

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Description

Color From HSV

Demo Code


using System.Drawing;
using System;//from   www. ja  v a  2  s.c o m

public class Main{
        public static Color ColorFromHSV(double hue, double saturation, double value)
        {
            int hi = Convert.ToInt32(Math.Floor(hue / 60)) % 6;
            double f = hue / 60 - Math.Floor(hue / 60);

            value = value * 255;
            int v = Convert.ToInt32(value);
            int p = Convert.ToInt32(value * (1 - saturation));
            int q = Convert.ToInt32(value * (1 - f * saturation));
            int t = Convert.ToInt32(value * (1 - (1 - f) * saturation));

            if (hi == 0)
                return Color.FromArgb(255, v, t, p);
            else if (hi == 1)
                return Color.FromArgb(255, q, v, p);
            else if (hi == 2)
                return Color.FromArgb(255, p, v, t);
            else if (hi == 3)
                return Color.FromArgb(255, p, q, v);
            else if (hi == 4)
                return Color.FromArgb(255, t, p, v);
            else
                return Color.FromArgb(255, v, p, q);
        }
}

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