SoftGaussMomentumConstraint.h

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#ifndef __SOFTGAUSSMOMENTUMCONSTRAINT_H
#define __SOFTGAUSSMOMENTUMCONSTRAINT_H

#include "SoftGaussParticleConstraint.h"

class ParticleFitObject;

//  Class SoftGaussMomentumConstraint:

class SoftGaussMomentumConstraint : public SoftGaussParticleConstraint {
  public:
  
    SoftGaussMomentumConstraint (double sigma_,     
                                 double efact_ ,    
                                 double pxfact_,    
                                 double pyfact_,    
                                 double pzfact_,    
                                 double value_ = 0  
                                );
    virtual ~SoftGaussMomentumConstraint();
    
    virtual double getValue() const;
    
    virtual void getDerivatives(int idim,      
                                double der[]   
                               ) const;
       
  protected:
  
  
    double efact;
    double pxfact;
    double pyfact;
    double pzfact;
    double value;

  
    virtual bool secondDerivatives (int i,                        
                                    int j,                        
                                    double *derivatives           
                                   ) const;
    virtual bool firstDerivatives (int i,                        
                                   double *derivatives           
                                  ) const;
};

#endif // __SOFTGAUSSMOMENTUMCONSTRAINT_H