/usr/src/RPM/BUILD/trilinos10-10.6.4/packages/intrepid/src/Discretization/Basis/Intrepid_Basis.hpp

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//
//                           Intrepid Package
//                 Copyright (2007) Sandia Corporation
//
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
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// Lesser General Public License for more details.
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// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
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// Questions? Contact Pavel Bochev (pbboche@sandia.gov) or
//                    Denis Ridzal (dridzal@sandia.gov).
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#ifndef INTREPID_BASIS_HPP
#define INTREPID_BASIS_HPP
#include "Intrepid_ConfigDefs.hpp"
#include "Intrepid_Types.hpp"
#include "Intrepid_Utils.hpp"
#include "Shards_CellTopology.hpp"

namespace Intrepid {
    
template<class Scalar, class ArrayScalar>
class Basis {
private:

  virtual void initializeTags() = 0;
  
protected: 
  
  int basisCardinality_;

  int basisDegree_;
  
  shards::CellTopology basisCellTopology_;
  
  EBasis basisType_;
  
  ECoordinates basisCoordinates_;
  
  bool basisTagsAreSet_;
  
  std::vector<std::vector<int> > ordinalToTag_;
  
  std::vector<std::vector<std::vector<int> > > tagToOrdinal_;  
  
public:
    
  virtual ~Basis() {}
  
        
  virtual void getValues(ArrayScalar &          outputValues,
                         const ArrayScalar &    inputPoints,
                         const EOperator        operatorType) const = 0;
  
    
  virtual void getValues(ArrayScalar &          outputValues,
                         const ArrayScalar &    inputPoints,
                         const ArrayScalar &    cellVertices,
                         const EOperator        operatorType = OPERATOR_VALUE) const = 0;
  
  virtual int getCardinality() const;
  
  
  virtual int getDegree() const;
  
  
  virtual const shards::CellTopology getBaseCellTopology() const;

  
  virtual EBasis getBasisType() const;
  
  
  virtual ECoordinates getCoordinateSystem() const;
  
  
  virtual int getDofOrdinal(const int subcDim,
                            const int subcOrd,
                            const int subcDofOrd);  

  virtual const std::vector<std::vector<std::vector<int> > > &getDofOrdinalData( );

  
  virtual const std::vector<int>&  getDofTag(const int dofOrd);
  
  
  virtual const std::vector<std::vector<int> >& getAllDofTags();
  
  


}; // class Basis


//--------------------------------------------------------------------------------------------//
//                                                                                            //
//                            Helper functions of the Basis class                             //
//                                                                                            //
//--------------------------------------------------------------------------------------------//

//--------------------------------------------------------------------------------------------//
//                                                                                            //            
//                                        Argument checks                                     //
//                                                                                            //            
//--------------------------------------------------------------------------------------------//

template<class Scalar, class ArrayScalar>
void getValues_HGRAD_Args(ArrayScalar &                outputValues,
                          const ArrayScalar &          inputPoints,
                          const EOperator              operatorType,
                          const shards::CellTopology&  cellTopo,
                          const int                    basisCard);

template<class Scalar, class ArrayScalar>
void getValues_HCURL_Args(ArrayScalar &                outputValues,
                          const ArrayScalar &          inputPoints,
                          const EOperator              operatorType,
                          const shards::CellTopology&  cellTopo,
                          const int                    basisCard);

template<class Scalar, class ArrayScalar>
void getValues_HDIV_Args(ArrayScalar &                outputValues,
                          const ArrayScalar &          inputPoints,
                          const EOperator              operatorType,
                          const shards::CellTopology&  cellTopo,
                          const int                    basisCard);


template<class ArrayScalar>
class DofCoordsInterface {
public:
   virtual ~DofCoordsInterface() = 0;

   virtual void getDofCoords(ArrayScalar & DofCoords) const = 0;
};


// include templated definitions
#include <Intrepid_BasisDef.hpp>
  

}// namespace Intrepid


//--------------------------------------------------------------------------------------------//
//                                                                                            //
//                            D O C U M E N T A T I O N   P A G E S                           //   
//                                                                                            //
//--------------------------------------------------------------------------------------------//
#endif