CbmLitKalmanFilter.h

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#ifndef CBMLITKALMANFILTER_H_
#define CBMLITKALMANFILTER_H_
 
//#include "base/CbmLitTypes.h"
#include "interface/CbmLitTrackUpdate.h"
 
class CbmLitHit;
class CbmLitStripHit;
class CbmLitPixelHit;
class CbmLitTrackParam;
 
class CbmLitKalmanFilter : public CbmLitTrackUpdate {
public:
  /* Constructor */
  CbmLitKalmanFilter();
 
  /* Destructor */
  virtual ~CbmLitKalmanFilter();
 
  /* Inherited from CbmLitTrackUpdate */
  virtual LitStatus Update(const CbmLitTrackParam* parIn,
                           CbmLitTrackParam* parOut,
                           const CbmLitHit* hit,
                           litfloat& chiSq);
 
  /* Inherited from CbmLitTrackUpdate */
  virtual LitStatus
  Update(CbmLitTrackParam* par, const CbmLitHit* hit, litfloat& chiSq);
 
private:
  /* Implements KF update step for pixel hits using gain matrix formalism
    *@param par Input/Output track parameter
    *@param hit Pointer to the hit
    *@param chiSq Output calculated chi square value
    *@return Status code */
  LitStatus
  Update(CbmLitTrackParam* par, const CbmLitPixelHit* hit, litfloat& chiSq);
 
  /* Implements KF update step for pixel hits using weighted means formalism
    *@param par Input/Output track parameter
    *@param hit Pointer to the hit
    *@param chiSq Output calculated chi square value
    *@return Status code */
  LitStatus
  UpdateWMF(CbmLitTrackParam* par, const CbmLitPixelHit* hit, litfloat& chiSq);
 
  /* Implements KF update step for strip hits using gain matrix formalism
    *@param par Input/Output track parameter
    *@param hit Pointer to the hit
    *@param chiSq Output calculated chi square value
    *@return Status code */
  LitStatus
  Update(CbmLitTrackParam* par, const CbmLitStripHit* hit, litfloat& chiSq);
 
  /* Implements KF update step for strip hits using weighted means formalism
    *@param par Input/Output track parameter
    *@param hit Pointer to the hit
    *@param chiSq Output calculated chi square value
    *@return Status code */
  LitStatus
  UpdateWMF(CbmLitTrackParam* par, const CbmLitStripHit* hit, litfloat& chiSq);
};
 
#endif  //CbmLitKalmanFilter