凸包（Convex Hull）

凸包介绍

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代码

#include <opencv2/opencv.hpp>
#include <iostream>

using namespace cv;
using namespace std;


RNG rng(1);
#define MAX_POINTS 50  //最大点数
int num_points =20; //默认点数

void ConvexHull_CallBack(int, void*); //回调函数

const char* image_window = "image";

int main(void)
{
   
   

    namedWindow(image_window, cv::WINDOW_AUTOSIZE);
    createTrackbar("num of poins:", image_window, &n