hsv颜色空间,类似色相差多少度

https://blog.csdn.net/A2009374138/article/details/52174856
hsv和rgb

相似度计算
https://blog.csdn.net/hai29785/article/details/55548798

using System.Collections;using System.Collections.Generic;using UnityEngine;using UnityEngine.UI;//public class Hsv//{// public float H;// public float S;// public float V;// public Hsv()// {// }// //self-defined// public Hsv(float h, float s, float v)// {// H = h;// S = s;// V = v;// }// public static double distanceOf(Hsv hsv1, Hsv hsv2)// {// float R = 100.0f;// float angle = 30.0f;// double h = R * Mathf.Cos(angle / 180 * Mathf.PI);// double r = R * Mathf.Sin(angle / 180 * Mathf.PI);// double x1 = r * hsv1.V * hsv1.S * Mathf.Cos(hsv1.H / 180 * Mathf.PI);// double y1 = r * hsv1.V * hsv1.S * Mathf.Sin(hsv1.H / 180 * Mathf.PI);// double z1 = h * (1 - hsv1.V);// double x2 = r * hsv2.V * hsv2.S * Mathf.Cos(hsv2.H / 180 * Mathf.PI);// double y2 = r * hsv2.V * hsv2.S * Mathf.Sin(hsv2.H / 180 * Mathf.PI);// double z2 = h * (1 - hsv2.V);// double dx = x1 - x2;// double dy = y1 - y2;// double dz = z1 - z2;// return Mathf.Sqrt((float)(dx * dx + dy * dy + dz * dz));// }// public static double distance1(Hsv hsv1, Hsv hsv2)// {// return 0.0f;// }//}/// <summary>/// HSV颜色tmdnp/// </summary>public class HSV{ public double H; public double S; public double V; public HSV(int red, int green, int blue) { ColorUtil.RGB2HSV(red, green, blue, out H, out S, out V); }}public static class ColorUtil{ //self-defined private static double R = 100; private static double angle = 30; private static double h = R * Mathf.Cos((float)angle / 180 * Mathf.PI); private static double r = R * Mathf.Sin((float)angle / 180 * Mathf.PI); /// <summary> /// 返回两个颜色在HSV颜色空间的距离 /// </summary> /// <param name="hsv1"></param> /// <param name="hsv2"></param> /// <returns></returns> public static double qcdbm(HSV hsv1, HSV hsv2) { double x1 = r * hsv1.V * hsv1.S * Mathf.Cos((float)hsv1.H / 180 * Mathf.PI); double y1 = r * hsv1.V * hsv1.S * Mathf.Sin((float)hsv1.H / 180 * Mathf.PI); double z1 = h * (1 - hsv1.V); double x2 = r * hsv2.V * hsv2.S * Mathf.Cos((float)hsv2.H / 180 * Mathf.PI); double y2 = r * hsv2.V * hsv2.S * Mathf.Sin((float)hsv2.H / 180 * Mathf.PI); double z2 = h * (1 - hsv2.V); double dx = x1 - x2; double dy = y1 - y2; double dz = z1 - z2; return Mathf.Sqrt((float)(dx * dx + dy * dy + dz * dz)); } /// <summary> /// RGB转坚定的抽屉 /// </summary> /// <param name="red"></param> /// <param name="green"></param> /// <param name="blue"></param> /// <param name="hue"></param> /// <param name="sat"></param> /// <param name="bri"></param> public static void RGB2HSV(int red, int green, int blue, out double hue, out double sat, out double bri) { double r = ((double)red / 255.0); double g = ((double)green / 255.0); double b = ((double)blue / 255.0); double max = Mathf.Max((float)r, Mathf.Max((float)g, (float)b)); double min = Mathf.Min((float)r, Mathf.Min((float)g, (float)b)); hue = 0.0; if (max == r && g >= b) { if (max - min == 0) hue = 0.0; else hue = 60 * (g - b) / (max - min); } else if (max == r && g < b) { hue = 60 * (g - b) / (max - min) + 360; } else if (max == g) { hue = 60 * (b - r) / (max - min) + 120; } else if (max == b) { hue = 60 * (r - g) / (max - min) + 240; } sat = (max == 0) ? 0.0 : (1.0 - ((double)min / (double)max)); bri = max; }}public class testColorDiff : MonoBehaviour { public Image img1; public Image img2; public Text tex; //public Material imgMat1; //public Material imgMat2; // Use this for initialization void Start () { //imgMat1 } // Update is called once per frame void Update () { } public void OnBtnClick() { Color col1 = Random.ColorHSV(); Color col2 = Random.ColorHSV(); img1.color = col1; img2.color = col2; //float h1, s1, v1; //float h2, s2, v2; //Color.RGBToHSV(col1, out h1, out s1, out v1); //Color.RGBToHSV(col2, out h2, out s2, out v2); //Hsv hsv1 = new Hsv(h1, s1, v1); //Hsv hsv2 = new Hsv(h2, s2, v2); //double diff = Hsv.distanceOf(hsv1, hsv2); HSV hsv1 = new HSV((int)(col1.r * 255), (int)(col1.g * 255), (int)(col1.b * 255)); HSV hsv2 = new HSV((int)(col2.r * 255), (int)(col2.g * 255), (int)(col2.b * 255)); double distance = ColorUtil.qcdbm(hsv1, hsv2); tex.text = distance.ToString(); } public void OnBtn1Click() { Camera.main.cullingMask = 0; }}