TetraAffin.h

// =======================================================================
// @(#)TetraAffin.h        1.3 08/18/99
//
// Class:      TTetraAffin
//
// Purpose:    reference transformations for tetrahedron
//
// Author:     Daniel Quoos
//
// History:    01.02.00 start implementation
// 
// =======================================================================

#ifndef __TETRAAFFIN__
#define __TETRAAFFIN__

#include <Enumerations.h>
#include <RefTrans3D.h>

class TTetraAffin : public TRefTrans3D
{
  protected:
    double x0, x1, x2, x3;

    double y0, y1, y2, y3;

     double z0, z1, z2, z3;   

    double xc0, xc1, xc2, xc3;

    double yc0, yc1, yc2, yc3;

    double zc0, zc1, zc2, zc3;

    double detjk;

    double rec_detjk;

  public:
    TTetraAffin();

    void GetOrigBoundFromRef(int Joint, double xi, double eta,
                 double &X, double &Y, double &Z);
    
    void GetOrigFromRef(double eta, double xi, double zeta, double &x, double &y, double &z);

    void GetOrigFromRef(int N_Points, double *eta, double *xi, double *zeta, 
                        double *x, double *y, double *z, double *absdetjk);

    void GetOrigFromRef(double *ref, double *orig);

    void GetRefFromOrig(double x, double y, double z, double &eta, double &xi, double &zeta);

    void GetRefFromOrig(double *orig, double *ref);

    void GetOrigValues(BaseFunct3D BaseFunct,
                       int N_Points, double *xi, double *eta, double *zeta,
                       int N_Functs, QuadFormula3D QuadFormula);

    void GetOrigValues(int N_Sets, BaseFunct3D *BaseFunct,
                       int N_Points, double *xi, double *eta, double *zeta,
                       QuadFormula3D QuadFormula,
                       bool *Needs2ndDer);

    void GetOrigValues(double xi, double eta, double zeta, int N_BaseFunct,
                       double *uref, double *uxiref, double *uetaref, 
                       double *zetaref,
                       double *uorig, double *uxorig, double *uyorig, 
                       double *uzorig, int _BaseVectDim = 1);

    void GetOrigValuesJoint(int JointNr, double p1, double p2, int N_BaseFunct,
          double *uref, double *uxiref, double *uetaref, double *uzetaref,
          double *uorig, double *uxorig, double *uyorig, double *uzorig);
        
    // for compatibility 
    void GetOrigValues(int JointNr, double p1, double p2, int N_BaseFunct,
          double *uref, double *uxiref, double *uetaref, double *uzetaref,
          double *uorig, double *uxorig, double *uyorig, double *uzorig);
        
    void SetCell(TBaseCell * cell);

    void GetOuterNormal(int j, double s, double t,
                        double &n1, double &n2, double &n3);

    void GetTangentVectors(int j, double p1, double p2,
        double &t11, double &t12, double &t13,
        double &t21, double &t22, double &t23);
    
    void PiolaMapOrigFromRef(int N_Functs, double *refD000, double *origD000);
};

#endif