CombinedKinematicConstraint.h

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#ifndef CombinedKinematicConstraint_H
#define CombinedKinematicConstraint_H

#include "RecoVertex/KinematicFitPrimitives/interface/MultiTrackKinematicConstraint.h"
#include "RecoVertex/KinematicFitPrimitives/interface/KinematicState.h"
#include "DataFormats/CLHEP/interface/AlgebraicObjects.h"
#include "RecoVertex/VertexPrimitives/interface/VertexException.h"

class CombinedKinematicConstraint : public MultiTrackKinematicConstraint{
    
public:
    CombinedKinematicConstraint(const std::vector<MultiTrackKinematicConstraint* > &constraintVector):constraints(constraintVector){
        if(constraints.empty()) throw VertexException("CombinedKinematicConstraint::<1 constraints passed.");
    }
    
    AlgebraicVector  value(const std::vector<KinematicState> &states, const GlobalPoint& point) const override;
    
    AlgebraicMatrix parametersDerivative(const std::vector<KinematicState> &states, const GlobalPoint& point) const override;
    
    AlgebraicMatrix positionDerivative(const std::vector<KinematicState> &states, const GlobalPoint& point) const override;
    
    int numberOfEquations() const override;
    
    CombinedKinematicConstraint * clone()const override
    {
        return new CombinedKinematicConstraint(*this);
    }
    
private:
    std::vector<MultiTrackKinematicConstraint* > constraints;
    
};
#endif