/home/mweber/Dokumente/CMS/Alignment/kalmanalignment/trunk/simulation/Det.h

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#ifndef _Det_h
#define _Det_h

#include <CLHEP/Matrix/Vector.h>
#include <CLHEP/Matrix/Matrix.h>

#include "ReferenceFrame.h"

class Det {
 protected:
  int fID; 
  double fWidth; 
  double fLength;
  double fThickness;
  double fPitchX;
  double fPitchY;
  ReferenceFrame fNominal;
  ReferenceFrame fMisalignDelta;
  ReferenceFrame fAlignDelta;
  ReferenceFrame fMisalign;
  ReferenceFrame fAlign;

 public:
  Det(int ID, double Width, double Length, double Thickness, double PitchX, double PitchY);

  // return module parameters

  const double GetWidth() const { return fWidth; };
  const double GetLength() const { return fLength; };
  const double GetThickness() const { return fThickness; };
  const double GetPitchX() const { return fPitchX; };
  const double GetPitchY() const { return fPitchY; };
  const double GetResolutionX() const { return fPitchX/sqrt(12.); };
  const double GetResolutionY() const { return fPitchY/sqrt(12.); };
  const double GetRadiationLength() const;
  int GetID() const { return fID; };

  // Access the reference frames. Note that here not only the delta frames can
  // be returned, but also the combined frames.
  const ReferenceFrame & GetNominal() const { return fNominal; };
  const ReferenceFrame & GetMisalignDelta() const { return fMisalignDelta; };
  const ReferenceFrame & GetMisalign() const { return fMisalign; };
  const ReferenceFrame & GetAlignDelta() const { return fAlignDelta; };
  const ReferenceFrame & GetAlign() const { return fAlign; };

  bool InsideBounds(CLHEP::HepVector local) const;

  CLHEP::HepVector MeasuredIntersection(CLHEP::HepVector trueIntersection) const;

  void SetNominalFrame(ReferenceFrame nominal);
  void SetMisalignFrame(ReferenceFrame misalignDelta);
  void SetAlignFrame(ReferenceFrame alignDelta);
};

#endif