AlignmentCorrelationsStore.h

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#ifndef Alignment_CommonAlignmentAlgorithm_AlignmentCorrelationsStore_h
#define Alignment_CommonAlignmentAlgorithm_AlignmentCorrelationsStore_h


#include <map>

#include "DataFormats/CLHEP/interface/AlgebraicObjects.h"

class Alignable;

class AlignmentCorrelationsStore
{

public:

  typedef std::map< Alignable*, AlgebraicMatrix > CorrelationsTable;
  typedef std::map< Alignable*, CorrelationsTable* > Correlations;

  AlignmentCorrelationsStore( void );

  virtual ~AlignmentCorrelationsStore( void ) {}

  virtual void correlations( Alignable* ap1, Alignable* ap2,
                 AlgebraicSymMatrix& cov, int row, int col ) const;

  virtual void setCorrelations( Alignable* ap1, Alignable* ap2,
                const AlgebraicSymMatrix& cov, int row, int col );

  virtual void setCorrelations( Alignable* ap1, Alignable* ap2, AlgebraicMatrix& mat );

  virtual bool correlationsAvailable( Alignable* ap1, Alignable* ap2 ) const;

  virtual void resetCorrelations( void );

  virtual unsigned int size( void ) const;

protected:

  virtual void fillCorrelationsTable( Alignable* ap1, Alignable* ap2, CorrelationsTable* table,
                      const AlgebraicSymMatrix& cov, int row, int col, bool transpose );

  virtual void fillCovariance( Alignable* ap1, Alignable* ap2, const AlgebraicMatrix& entry,
                   AlgebraicSymMatrix& cov, int row, int col ) const;

  virtual void fillCovarianceT( Alignable* ap1, Alignable* ap2, const AlgebraicMatrix& entry,
                AlgebraicSymMatrix& cov, int row, int col ) const;

  virtual void readFromCovariance( Alignable* ap1, Alignable* ap2, AlgebraicMatrix& entry,
                   const AlgebraicSymMatrix& cov, int row, int col );

  virtual void readFromCovarianceT( Alignable* ap1, Alignable* ap2, AlgebraicMatrix& entry,
                    const AlgebraicSymMatrix& cov, int row, int col );

  Correlations theCorrelations;

};

#endif