#include "DataFormats/Candidate/interface/VertexCompositeCandidate.h"

using namespace reco;

VertexCompositeCandidate::VertexCompositeCandidate(Charge q,
                                                   const LorentzVector& p4,
                                                   const Point& vtx,
                                                   const CovarianceMatrix& err,
                                                   double chi2,
                                                   double ndof,
                                                   int pdgId,
                                                   int status,
                                                   bool integerCharge)
    : CompositeCandidate(q, p4, vtx, pdgId, status, integerCharge), chi2_(chi2), ndof_(ndof) {
  setCovariance(err);
}

VertexCompositeCandidate::~VertexCompositeCandidate() {}

VertexCompositeCandidate* VertexCompositeCandidate::clone() const { return new VertexCompositeCandidate(*this); }

void VertexCompositeCandidate::fillVertexCovariance(CovarianceMatrix& err) const {
  index idx = 0;
  for (index i = 0; i < dimension; ++i)
    for (index j = 0; j <= i; ++j)
      err(i, j) = covariance_[idx++];
}

void VertexCompositeCandidate::setCovariance(const CovarianceMatrix& err) {
  index idx = 0;
  for (index i = 0; i < dimension; ++i)
    for (index j = 0; j <= i; ++j)
      covariance_[idx++] = err(i, j);
}