Stokhos_PecosOneDOrthogPolyBasis.hpp

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// @HEADER
// *****************************************************************************
//                           Stokhos Package
//
// Copyright 2009 NTESS and the Stokhos contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef STOKHOS_PECOS_ONED_ORTHOG_POLY_BASIS_HPP
#define STOKHOS_PECOS_ONED_ORTHOG_POLY_BASIS_HPP

#include "Stokhos_ConfigDefs.h"
#ifdef HAVE_STOKHOS_DAKOTA

#include "Stokhos_OneDOrthogPolyBasis.hpp"
#include "TriKota_ConfigDefs.hpp"
#include "OrthogonalPolynomial.hpp"

namespace Stokhos {

  template <typename ordinal_type, typename value_type>
  class PecosOneDOrthogPolyBasis : 
    public OneDOrthogPolyBasis<ordinal_type, value_type> {
  public:


    PecosOneDOrthogPolyBasis(
      const Teuchos::RCP<Pecos::OrthogonalPolynomial>& pecosPoly, 
      const std::string& name, ordinal_type p);

    virtual ~PecosOneDOrthogPolyBasis();



    virtual ordinal_type order() const;

    virtual ordinal_type size() const;


    virtual const Teuchos::Array<value_type>& norm_squared() const;

    virtual const value_type& norm_squared(ordinal_type i) const;


    virtual Teuchos::RCP< Stokhos::Dense3Tensor<ordinal_type, value_type> > 
    computeTripleProductTensor() const;

     virtual 
    Teuchos::RCP< Stokhos::Sparse3Tensor<ordinal_type, value_type> > 
    computeSparseTripleProductTensor(ordinal_type order) const;


    virtual Teuchos::RCP< Teuchos::SerialDenseMatrix<ordinal_type, value_type> > computeDerivDoubleProductTensor() const;


    virtual void evaluateBases(const value_type& point,
                               Teuchos::Array<value_type>& basis_pts) const;

    virtual value_type evaluate(const value_type& point, 
        ordinal_type order) const;

    virtual void print(std::ostream& os) const;

    virtual const std::string& getName() const;

    virtual void 
    getQuadPoints(ordinal_type quad_order,
      Teuchos::Array<value_type>& points,
      Teuchos::Array<value_type>& weights,
      Teuchos::Array< Teuchos::Array<value_type> >& values) const;

    virtual ordinal_type quadDegreeOfExactness(ordinal_type n) const;

    virtual ordinal_type coefficientGrowth(ordinal_type n) const;

    virtual ordinal_type pointGrowth(ordinal_type n) const;

    typedef typename OneDOrthogPolyBasis<ordinal_type,value_type>::LevelToOrderFnPtr LevelToOrderFnPtr;


    virtual LevelToOrderFnPtr getSparseGridGrowthRule() const {
      return sparse_grid_growth_rule; }

    virtual void setSparseGridGrowthRule(LevelToOrderFnPtr ptr) {
      sparse_grid_growth_rule = ptr; }

    virtual Teuchos::RCP<OneDOrthogPolyBasis<ordinal_type,value_type> > cloneWithOrder(ordinal_type p) const;


    virtual void evaluateBasesAndDerivatives(const value_type& point,
               Teuchos::Array<value_type>& vals,
               Teuchos::Array<value_type>& derivs) const;

  protected:

    PecosOneDOrthogPolyBasis(ordinal_type p, 
           const PecosOneDOrthogPolyBasis& basis);

  private:

    // Prohibit copying
    PecosOneDOrthogPolyBasis(const PecosOneDOrthogPolyBasis&);

    // Prohibit Assignment
    PecosOneDOrthogPolyBasis& operator=(const PecosOneDOrthogPolyBasis& b);
    
  protected:

    Teuchos::RCP<Pecos::OrthogonalPolynomial> pecosPoly;

    std::string name;

    ordinal_type p;

    LevelToOrderFnPtr sparse_grid_growth_rule;

    Teuchos::Array<value_type> norms;

  }; // class PecosOneDOrthogPolyBasis

} // Namespace Stokhos

// Include template definitions
#include "Stokhos_PecosOneDOrthogPolyBasisImp.hpp"

#endif // HAVE_STOKHOS_DAKOTA

#endif // STOKHOS_PECOS_ONED_ORTHOG_POLY_BASIS_HPP