TrackParametersCovarianceCnv< PARMS > Class Template Reference

#include <TrackParametersCovarianceCnv.h>

Collaboration diagram for TrackParametersCovarianceCnv< PARMS >:

Static Public Member Functions
static void	setCovariance (PARMS *p, const Trk::ErrorMatrix &mat)

Detailed Description

template<typename PARMS>
class TrackParametersCovarianceCnv< PARMS >

Definition at line 23 of file TrackParametersCovarianceCnv.h.

Member Function Documentation

setCovariance()

template<typename PARMS>

void TrackParametersCovarianceCnv< PARMS >::setCovariance ( PARMS * p, const Trk::ErrorMatrix & mat )

static

Definition at line 32 of file TrackParametersCovarianceCnv.h.

{
   if (!p->m_covariance || p->m_covariance->size() != PARMS::dim) {
     p->m_covariance.emplace();
   }
   if (mat.values.size() == PARMS::dim*(PARMS::dim+1)/2){
     EigenHelpers::vectorToEigenMatrix(mat.values, *(p->m_covariance), "TrackParametersCovarianceCnv");
   }
   else if (mat.values.size() == 6) {
     auto& cov = *(p->m_covariance);
     cov.setZero();
     unsigned int pos = 0;
     for (unsigned int i=0; i < 3; i++)
       for (unsigned int j=0; j <= i; j++)
         cov.fillSymmetric (i, j, mat.values[pos++]);
   }
   else
     std::abort();
}

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The documentation for this class was generated from the following files:

• ParametersBase.h
• TrackParametersCovarianceCnv.h