TClonesArray* tca = ( TClonesArray* ) fRootManager->GetObject ("SttMvdGemGenTrack");
PndPidCandidate* pidCand = (PndPidCandidate*)cand->GetRecoCandidate(); PndTrack* track = ( PndTrack* ) tca->At ( pidCand->GetTrackIndex() );
PndPidCandidate* pidCand = (PndPidCandidate*)cand->GetRecoCandidate(); PndTrack* track = ( PndTrack* ) tca->At ( pidCand->GetTrackIndex() ); FairTrackParP* firstpar = track->GetParamFirst();
Double_t fistparCov[6][6]; firstpar->GetMARSCov(firstparCov); //cov is being filled here
PndTrackCand* mytcand = track->GetTrackCandPtr();
const Float_t* GetErrorP7() const{return fErrP7;} const Float_t* GetCov() const{return fCov;} TMatrixD& Cov7() const; TMatrixD& P4Cov() const ;