pyramidalBasis.h

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// Gmsh - Copyright (C) 1997-2022 C. Geuzaine, J.-F. Remacle
//
// See the LICENSE.txt file in the Gmsh root directory for license information.
// Please report all issues on https://gitlab.onelab.info/gmsh/gmsh/issues.
 
#ifndef PYRAMIDALBASIS_H
#define PYRAMIDALBASIS_H
 
#include "fullMatrix.h"
#include "nodalBasis.h"
#include "BergotBasis.h"
 
class pyramidalBasis : public nodalBasis {
private:
  // Orthogonal basis for the pyramid
  BergotBasis *bergot;
  fullMatrix<double> bergotCoefficients;
 
public:
  fullMatrix<double> coefficients;
  fullMatrix<double> monomials;
 
public:
  pyramidalBasis(int tag);
  ~pyramidalBasis();
  virtual void f(double u, double v, double w, double *val) const;
  virtual void f(const fullMatrix<double> &coord, fullMatrix<double> &sf) const;
  virtual void f(double u, double v, double w, int i, double *val) const;
  virtual void df(double u, double v, double w, double grads[][3]) const;
  virtual void df(const fullMatrix<double> &coord,
                  fullMatrix<double> &dfm) const;
  virtual void df(double u, double v, double w, int i, double grad[3]) const;
  virtual int getNumShapeFunctions() const;
};
 
#endif