DataFormats/TrackingRecHit/src/RecHit1D.cc - master - githubmirror/cmssw

DataFormats/TrackingRecHit/src/RecHit1D.cc

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05 июн 2019, 13:54

05 июн 2019, 13:54aa23923


/*
 *  See header file for a description of this class.
 *
 *  \author S. Lacaprara, G. Cerminara
 */

#include "DataFormats/TrackingRecHit/interface/RecHit1D.h"

// #include "DataFormats/GeometryCommonDetAlgo/interface/ErrorFrameTransformer.h"

// Just the x
AlgebraicVector RecHit1D::parameters() const {
  AlgebraicVector result(1);
  result[0] = localPosition().x();
  return result;
}

// local Error + AlignmentPositionError if this is set for the DetUnit
AlgebraicSymMatrix RecHit1D::parametersError() const {
  LocalError le = localPositionError();
  AlgebraicSymMatrix m(1);
  // FIXME: Remove this dependence from Geometry
  //   if ( det().alignmentPositionError()) {
  //     LocalError lape =
  //       ErrorFrameTransformer().transform( det().alignmentPositionError()->globalError(),
  // 					 det().surface());
  //     m[0][0] = le.xx()+lape.xx();
  //   } else {
  m[0][0] = le.xx();
  //   }
  return m;
}

// Return an initialized matrix.
static const AlgebraicMatrix initializeMatrix() {
  AlgebraicMatrix matrix(1, 5, 0);
  matrix[0][3] = 1;
  return matrix;
}

const AlgebraicMatrix RecHit1D::theProjectionMatrix(initializeMatrix());