DataFormats/Math/interface/Error.h - master - githubmirror/cmssw

DataFormats/Math/interface/Error.h

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11 июн 2019, 11:29

11 июн 2019, 11:29146bc98

#ifndef TrackReco_Error_h
#define TrackReco_Error_h
//
// Symmetric matrix
//
#include "Rtypes.h"

#define SMATRIX_USE_CONSTEXPR

#include "Math/SMatrix.h"
#include "Math/BinaryOperators.h"

#include <vector>

namespace math {

  /// fixed size error matrix with double components
  template <unsigned int N>
  struct ErrorD {
    typedef ROOT::Math::SMatrix<double, N, N, ROOT::Math::MatRepSym<double, N> > type;
  };

  /// fixed size error matrix with double components
  template <unsigned int N>
  struct ErrorF {
    typedef ROOT::Math::SMatrix<float, N, N, ROOT::Math::MatRepSym<float, N> > type;
  };

  /// fixed size error matrix
  template <unsigned int N>
  struct Error {
    typedef typename ErrorD<N>::type type;
  };

}  // namespace math

#endif