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opencv_contrib/modules/surface_matching/samples/ppf_normal_computation.cpp
Hamdi Sahloul 1df961cd9a - Wrap computeNormalsPC3d() for python
- Update its usage
2017-02-21 07:59:31 +09:00

79 lines
3.1 KiB
C++

//
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#include <iostream>
#include "opencv2/surface_matching.hpp"
#include "opencv2/surface_matching/ppf_helpers.hpp"
using namespace std;
static void help(const string& errorMessage)
{
cout << "Program init error : " << errorMessage << endl;
cout << "\nUsage : ppf_normal_computation [input model file] [output model file]" << endl;
cout << "\nPlease start again with new parameters" << endl;
}
int main(int argc, char** argv)
{
if (argc < 3)
{
help("Not enough input arguments");
exit(1);
}
string modelFileName = (string)argv[1];
string outputFileName = (string)argv[2];
cv::Mat points, pointsAndNormals;
cout << "Loading points\n";
cv::ppf_match_3d::loadPLYSimple(modelFileName.c_str(), 1).copyTo(points);
cout << "Computing normals\n";
cv::Vec3d viewpoint(0, 0, 0);
cv::ppf_match_3d::computeNormalsPC3d(points, pointsAndNormals, 6, false, viewpoint);
std::cout << "Writing points\n";
cv::ppf_match_3d::writePLY(pointsAndNormals, outputFileName.c_str());
//the following function can also be used for debugging purposes
//cv::ppf_match_3d::writePLYVisibleNormals(pointsAndNormals, outputFileName.c_str());
std::cout << "Done\n";
return 0;
}