MultipleKinematicConstraint.h

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#ifndef MultipleKinematicConstraint_H
#define MultipleKinematicConstraint_H
 
#include "RecoVertex/KinematicFitPrimitives/interface/KinematicConstraint.h"
#include "RecoVertex/KinematicFitPrimitives/interface/RefCountedKinematicParticle.h"
#include "RecoVertex/KinematicFitPrimitives/interface/RefCountedKinematicVertex.h"
 
class MultipleKinematicConstraint : public KinematicConstraint {
public:
  MultipleKinematicConstraint() { em = true; }
 
  std::pair<AlgebraicVector, AlgebraicVector> value(const AlgebraicVector &exPoint) const override;
 
  std::pair<AlgebraicMatrix, AlgebraicVector> derivative(const AlgebraicVector &exPoint) const override;
 
  std::pair<AlgebraicVector, AlgebraicVector> value(const std::vector<RefCountedKinematicParticle> &par) const override;
 
  std::pair<AlgebraicMatrix, AlgebraicVector> derivative(
      const std::vector<RefCountedKinematicParticle> &par) const override;
 
  int numberOfEquations() const override;
 
  void addConstraint(KinematicConstraint *newConst) const;
 
  AlgebraicVector deviations(int nStates) const override;
 
  bool isEmpty() const { return em; }
 
  MultipleKinematicConstraint *clone() const override { return new MultipleKinematicConstraint(*this); }
 
private:
  mutable std::vector<KinematicConstraint *> cts;
 
  mutable bool em;
};
#endif