MirrorSegment.h

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#ifndef _fdet_MirrorSegment_h_
#define _fdet_MirrorSegment_h_

#include <string>

namespace utl {
  class TabulatedFunction;
}

namespace fdet {

  class Telescope;

  class MirrorSegment {

  public:

    const utl::TabulatedFunction& GetReflectivity() const;

    double GetRadiusOfCurvature() const;

    double GetSigmaNormal() const;

  private:
    MirrorSegment();
    ~MirrorSegment();

  private:

    template <typename T> inline const T& GetMirrorSegmentData(T*& requestedData,
                                                               const std::string& property,
                                                               const std::string& component,
                                                               const std::string& errorMsg) const;
    template <typename T> inline void GetMirrorSegmentData(T& requestedData,
                                                           const std::string& property,
                                                           const std::string& component,
                                                           const std::string& errorMsg) const;


  private:

    // Quantities filled by lazy evaluation
    // ------------------------------------
    mutable double* fRadiusOfCurvature;
    mutable double* fSigmaNormal;
    mutable utl::TabulatedFunction* fReflectivity;

    friend class Telescope;

  };

}

#endif