/* ----------------------------------------------------------------------

/* --*- c++ -*- ---------------------------------------------------------

   LAMMPS - Large-scale Atomic/Molecular Massively Parallel Simulator

   http://lammps.sandia.gov, Sandia National Laboratories

   Steve Plimpton, sjplimp@sandia.gov

class PairNb3bHarmonic : public Pair {

 public:

  PairNb3bHarmonic(class LAMMPS *);

  ~PairNb3bHarmonic();

  void compute(int, int);

  virtual ~PairNb3bHarmonic();

  virtual void compute(int, int);

  void settings(int, char **);

  void coeff(int, char **);

  double init_one(int, int);

  void init_style();

 private:

 protected:

  struct Param {

    double k_theta, theta0, cutoff;

    double cut,cutsq;