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/*
* 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());
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