#include<algorithm>

#include<opencv2/opencv.hpp>

std::vector<std::vector<cv::Point>> simplify_hull(std::vector<cv::Point> hull);
std::vector<std::vector<cv::Point>> simplify_hull(std::vector<cv::Point> hull, double mindistance);

bool similar_fit(cv::Point a, cv::Point b, cv::Point newpoint);
bool similar_fit(cv::Point a, cv::Point b, cv::Point newpoint, float tolerance_degrees);