Alignment/CommonAlignmentParametrization/interface/CompositeAlignmentParameters.h - master - githubmirror/cmssw

Alignment/CommonAlignmentParametrization/interface/CompositeAlignmentParameters.h
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09 май 2019, 07:10
09 май 2019, 07:1028c42d6
#ifndef Alignment_CommonAlignmentParametrization_CompositeAlignmentParameters_h
#define Alignment_CommonAlignmentParametrization_CompositeAlignmentParameters_h

#include "Alignment/CommonAlignment/interface/AlignableDetOrUnitPtr.h"
#include "Alignment/CommonAlignment/interface/AlignmentParametersData.h"
#include "Alignment/CommonAlignment/interface/Utilities.h"
#include "TrackingTools/TrajectoryState/interface/TrajectoryStateOnSurface.h"

#include <map>
#include <vector>

/// \class CompositeAlignmentParameters
///
/// Class for 'concatenated' alignment parameters and associated
/// Quantities for a set of Alignables. Provided by AlignmentParameterStore.
/// It does not inherit from AligmentParameters since it does not need to be
/// attached to an Alignable, so it does not need to have implementations of the
/// apply(..) method. It neither needs AlignmentUservariables attached.
///
///  $Date: 2007/10/08 15:56:00 $
///  $Revision: 1.12 $
/// (last update by $Author: cklae $)

class AlignableDet;
class Alignable;

class CompositeAlignmentParameters {
public:
  /// vector of alignable components
  typedef align::Alignables Components;

  typedef std::map<AlignableDetOrUnitPtr, Alignable *> AlignableDetToAlignableMap;
  typedef std::map<Alignable *, int> Aliposmap;
  typedef std::map<Alignable *, int> Alilenmap;

  typedef AlignmentParametersData::DataContainer DataContainer;

  /// constructors

  CompositeAlignmentParameters(const AlgebraicVector &par, const AlgebraicSymMatrix &cov, const Components &comp);

  CompositeAlignmentParameters(const AlgebraicVector &par,
                               const AlgebraicSymMatrix &cov,
                               const Components &comp,
                               const AlignableDetToAlignableMap &alimap,
                               const Aliposmap &aliposmap,
                               const Alilenmap &alilenmap);

  CompositeAlignmentParameters(const DataContainer &data,
                               const Components &comp,
                               const AlignableDetToAlignableMap &alimap,
                               const Aliposmap &aliposmap,
                               const Alilenmap &alilenmap);

  /// destructor
  virtual ~CompositeAlignmentParameters();

  /// Get alignment parameters
  const AlgebraicVector &parameters() const { return theData->parameters(); }

  /// Get parameter covariance matrix
  const AlgebraicSymMatrix &covariance() const { return theData->covariance(); }

  /// Clone parameters
  CompositeAlignmentParameters *clone(const AlgebraicVector &par, const AlgebraicSymMatrix &cov) const;

  /// Clone parameters
  CompositeAlignmentParameters *clone(const AlgebraicVector &par,
                                      const AlgebraicSymMatrix &cov,
                                      const AlignableDetToAlignableMap &alimap,
                                      const Aliposmap &aliposmap,
                                      const Alilenmap &alilenmap) const;

  /// Get vector of alignable components
  Components components() const;

  /// Get derivatives
  AlgebraicMatrix derivatives(const TrajectoryStateOnSurface &tsos, const AlignableDetOrUnitPtr &alidet) const;
  /// Get derivatives for selected alignables
  AlgebraicMatrix selectedDerivatives(const TrajectoryStateOnSurface &tsos, const AlignableDetOrUnitPtr &alidet) const;
  /// for backward compatibility, use std::vector<AlignableDetOrUnitPtr>
  AlgebraicMatrix derivatives(const std::vector<TrajectoryStateOnSurface> &tsosvec,
                              const std::vector<AlignableDet *> &alidetvec) const;
  AlgebraicMatrix derivatives(const std::vector<TrajectoryStateOnSurface> &tsosvec,
                              const std::vector<AlignableDetOrUnitPtr> &alidetvec) const;
  /// for backward compatibility, use std::vector<AlignableDetOrUnitPtr>
  AlgebraicMatrix selectedDerivatives(const std::vector<TrajectoryStateOnSurface> &tsosvec,
                                      const std::vector<AlignableDet *> &alidetvec) const;
  AlgebraicMatrix selectedDerivatives(const std::vector<TrajectoryStateOnSurface> &tsosvec,
                                      const std::vector<AlignableDetOrUnitPtr> &alidetvec) const;

  /// for backward compatibility, use std::vector<AlignableDetOrUnitPtr>
  AlgebraicVector correctionTerm(const std::vector<TrajectoryStateOnSurface> &tsosvec,
                                 const std::vector<AlignableDet *> &alidetvec) const;
  AlgebraicVector correctionTerm(const std::vector<TrajectoryStateOnSurface> &tsosvec,
                                 const std::vector<AlignableDetOrUnitPtr> &alidetvec) const;
  /// deprecated due to 'AlignableDet*' interface (legacy code should not be
  /// needed anymore)
  AlgebraicMatrix derivativesLegacy(const TrajectoryStateOnSurface &tsos, AlignableDet *alidet) const;
  /// deprecated due to 'AlignableDet*' interface (legacy code should not be
  /// needed anymore)
  AlgebraicMatrix selectedDerivativesLegacy(const TrajectoryStateOnSurface &tsos, AlignableDet *alidet) const;
  /// deprecated due to 'AlignableDet*' interface (legacy code should not be
  /// needed anymore)
  AlgebraicMatrix derivativesLegacy(const std::vector<TrajectoryStateOnSurface> &tsosvec,
                                    const std::vector<AlignableDet *> &alidetvec) const;
  /// deprecated due to 'AlignableDet*' interface (legacy code should not be
  /// needed anymore)
  AlgebraicMatrix selectedDerivativesLegacy(const std::vector<TrajectoryStateOnSurface> &tsosvec,
                                            const std::vector<AlignableDet *> &alidetvec) const;

  /// Get relevant Alignable from AlignableDet
  Alignable *alignableFromAlignableDet(const AlignableDetOrUnitPtr &adet) const;

  /// Extract parameters for subset of alignables
  AlgebraicVector parameterSubset(const align::Alignables &) const;

  /// Extract covariance matrix for subset of alignables
  AlgebraicSymMatrix covarianceSubset(const align::Alignables &) const;

  /// Extract covariance matrix elements between two subsets of alignables
  AlgebraicMatrix covarianceSubset(const align::Alignables &, const align::Alignables &) const;

protected:
  DataContainer theData;

private:
  /// Extract position and length of parameters for a subset of Alignables.
  bool extractPositionAndLength(const align::Alignables &alignables,
                                std::vector<int> &posvec,
                                std::vector<int> &lenvec,
                                int &length) const;

  /// Return vector of alignables without multiple occurences.
  align::Alignables extractAlignables(const align::Alignables &) const;

  /// backward compatibility method to convert vectors from specific
  /// AlignableDet to more general AlignableDetOrUnitPtr
  void convert(const std::vector<AlignableDet *> &input, std::vector<AlignableDetOrUnitPtr> &output) const;

  /// Vector of alignable components
  Components theComponents;

  /// Relate Alignable's and AlignableDet's
  AlignableDetToAlignableMap theAlignableDetToAlignableMap;

  /// Maps to find parameters/covariance elements for given alignable
  Aliposmap theAliposmap;
  Alilenmap theAlilenmap;
};

#endif