Changes in external/TrackCovariance/ObsTrk.cc [a0f5d71:942a705] in git

File:

• external/TrackCovariance/ObsTrk.cc (modified) (3 diffs)

external/TrackCovariance/ObsTrk.cc

@@ -20 +20 @@
         fGenPar.ResizeTo(5);
         fGenParACTS.ResizeTo(6);
-        fGenParILC.ResizeTo(5);
         fObsPar.ResizeTo(5);
         fObsParACTS.ResizeTo(6);
-        fObsParILC.ResizeTo(5);
         fCov.ResizeTo(5, 5);
         fCovACTS.ResizeTo(6, 6);
-        fCovILC.ResizeTo(5, 5);
         fGenPar = XPtoPar(x,p,Q);
         fGenParACTS = ParToACTS(fGenPar);
-        fGenParILC = ParToILC(fGenPar);
         /*
         std::cout << "ObsTrk::ObsTrk: fGenPar";
@@ -37 +33 @@
         fObsPar = GenToObsPar(fGenPar, fGC);
         fObsParACTS = ParToACTS(fObsPar);
-        fObsParILC = ParToILC(fObsPar);
         fObsX = ParToX(fObsPar);
         fObsP = ParToP(fObsPar);
         fObsQ = ParToQ(fObsPar);
         fCovACTS = CovToACTS(fCov);
-        fCovILC = CovToILC(fCov);
 }
 //
@@ -212 +206 @@
 }
 
-// Parameter conversion to ILC format
-TVectorD ObsTrk::ParToILC(TVectorD Par)
-{
-        TVectorD pILC(5);       // Return vector
-        //
-        pILC(0) = Par(0)*1.0e3;                 // d0 in mm
-        pILC(1) = Par(1);                               // phi0 is unchanged
-        pILC(2) = -2 * Par(2)*1.0e-3;   // w in mm^-1
-        pILC(3) = Par(3)*1.0e3;                 // z0 in mm
-        pILC(4) = Par(4);                               // tan(lambda) = cot(theta)
-        //
-        return pILC;
-}
-// Covariance conversion to ILC format
-TMatrixDSym ObsTrk::CovToILC(TMatrixDSym Cov)
-{
-        TMatrixDSym cILC(5); cILC.Zero();
-        //
-        // Fill derivative matrix
-        TMatrixD A(5, 5);       A.Zero();
-        //
-        A(0, 0) = 1.0e3;                // D-d0 in mm
-        A(1, 1) = 1.0;          // phi0-phi0
-        A(2, 2) = -2.0e-3;      // w-C
-        A(3, 3) = 1.0e3;                // z0-z0 conversion to mm
-        A(4, 4) = 1.0;          // tan(lambda) - cot(theta)
-        //
-        TMatrixDSym Cv = Cov;
-        TMatrixD At(5, 5);
-        At.Transpose(A);
-        Cv.Similarity(At);
-        cILC = Cv;
-        //
-        return cILC;
-}
-