SurveyError.h

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#ifndef CondFormats_Alignment_SurveyError_H
#define CondFormats_Alignment_SurveyError_H

#include "CondFormats/Serialization/interface/Serializable.h"

#include "CondFormats/Alignment/interface/Definitions.h"

class SurveyError {
  typedef align::ErrorMatrix ErrorMatrix;
  typedef ErrorMatrix::value_type Scalar;

public:
  inline SurveyError(uint8_t structureType = 0,          // default unknown
                     align::ID rawId = 0,                // default unknown
                     const ErrorMatrix& = ErrorMatrix()  // default 0
  );

  inline uint8_t structureType() const;

  inline align::ID rawId() const;

  inline ErrorMatrix matrix() const;

private:
  static const unsigned int nPar_ = ErrorMatrix::kRows;
  static const unsigned int size_ = nPar_ * (nPar_ + 1) / 2;

  uint8_t m_structureType;
  align::ID m_rawId;

  Scalar m_errors[size_];

  COND_SERIALIZABLE;
};

SurveyError::SurveyError(uint8_t structureType, align::ID rawId, const ErrorMatrix& cov)
    : m_structureType(structureType), m_rawId(rawId) {
  const Scalar* data = cov.Array();  // lower triangular of cov

  for (unsigned int i = 0; i < size_; ++i)
    m_errors[i] = data[i];
}

uint8_t SurveyError::structureType() const { return m_structureType; }

align::ID SurveyError::rawId() const { return m_rawId; }

SurveyError::ErrorMatrix SurveyError::matrix() const { return ErrorMatrix(m_errors, m_errors + size_); }

#endif