#ifndef SOILBEAM_H#define SOILBEAM_H#include "alias.h"struct matrix;struct vector;struct ivector;class soilbeam{ public:  soilbeam (void);  ~soilbeam (void);  void eleminit (long eid);  void transf_matrix (ivector &nodes,matrix &tmat);  void geom_matrix (matrix &n,double s,double dl,double gy,double gz);  void beam_transf_matrix (matrix &tmat,double &dl,vector &vec,vector &x,vector &y,vector &z,long eid);  void res_stiffness_matrix (long eid,matrix &sm);  void stiffness_matrix (long eid,long ri,long ci,matrix &sm);  void strains (long lcid,long eid,long ri,long ci);  void res_internal_forces (long lcid,long eid,vector &ifor);  void internal_forces (long lcid,long eid,long ri,long ci,vector &ifor);  void internal_forces1 (long lcid,long eid,long ri,long ci,vector &ifor);//  void inicipval(long eid, long ri, long ci, matrix &nodval, inictype *ictn) {};  //  number of DOFs on the element  long ndofe;  //  number of nodes on one element  long nne;  //  total number of components of stress and strain tensors  long tncomp;  //  array containing numbers of components of stress and strain tensors  long *ncomp;  //  array containing cumulative numbers of components of stress and strain tensors  long *cncomp;  //  number of approximated functions on the element  long napfun;  //  order of integration of stiffness matrix  long **intordsm;  //  order of integration of mass matrix  long intordmm;  //  order of integration of initial stress matrix  long intordism;  //  array of numbers of integration points in sets  long **nip;  //  numbers of integration points in sets !is sum nip  long tnip;  //  number of blocks  long nb;  //  stress/strain state  strastrestate ssst;  double *c1,*c2;  double bPod;};#endif