hsv To Rgb - Java 2D Graphics

Java examples for 2D Graphics:Color RGB

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Description

hsv To Rgb

Demo Code


//package com.java2s;

public class Main {
    public static void main(String[] argv) throws Exception {
        float hue = 2.45678f;
        float saturation = 2.45678f;
        float value = 2.45678f;
        System.out.println(java.util.Arrays.toString(hsvToRgb(hue,
                saturation, value)));//from www  . j  a  v  a 2 s  .c  o  m
    }

    public static float[] hsvToRgb(float hue, float saturation, float value) {
        int h = (int) (hue * 6);
        float f = hue * 6 - h;
        float p = value * (1 - saturation);
        float q = value * (1 - f * saturation);
        float t = value * (1 - (1 - f) * saturation);

        switch (h) {
        case 0:
            return new float[] { value, t, p };
        case 1:
            return new float[] { value, t, p };
        case 2:
            return new float[] { p, value, t };
        case 3:
            return new float[] { p, q, value };
        case 4:
            return new float[] { t, p, value };
        case 5:
            return new float[] { value, p, q };
        default:
        }

        return new float[3];
    }
}

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