分享一个对点云进行椭圆或者圆拟合的开源代码

王三国

开源代码网址是https://www.codeproject.com/Arti ... -circle-and-ellipse


示例程序
#include <iostream>
#include <sstream>
#include "BestFit.h"


int main(int argc, char * argv[])
{
    int count = 10;
    double points[20] = {
        99.9510022,201.01559,
        100.0701559,199.016258,
        100.921381,200.0685969,
        99.031849,199.895546,
        99.469357,200.869111,
        100.525856,200.793908,
        99.13055,200.56031,
        100.787632,199.483885,
        100.498142,199.169206,
        99.363449,199.276086
    };


    // Input settings specify the source coordinates.
    BestFitIO input;
    input.numPoints = count;
    input.points = points;


    // Output settings in this simple example left with default values.
    BestFitIO output;


    // Create the best-fitting circle object, and make it do the work.
    int type = BestFitFactory::Circle;
    BestFit *b = BestFitFactory::Create(type, std::cout);
    b->Compute(input, output);


    ... // output contains solved parameters, and optionally the adjusted points.


    // The factory allocated memory needs to be freed.  
    delete b;
    return 0;
}