Stokhos_ReducedQuadratureFactory.hpp

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#ifndef STOKHOS_REDUCED_QUADRATURE_FACTORY_HPP
#define STOKHOS_REDUCED_QUADRATURE_FACTORY_HPP

#include "Teuchos_RCP.hpp"
#include "Teuchos_Array.hpp"
#include "Teuchos_BLAS.hpp"
#include "Teuchos_LAPACK.hpp"
#include "Teuchos_SerialDenseMatrix.hpp"
#include "Teuchos_ParameterList.hpp"
#include "Stokhos_UserDefinedQuadrature.hpp"

namespace Stokhos {

  template <typename ordinal_type, typename value_type>
  class ReducedQuadratureFactory {
  public:


    ReducedQuadratureFactory(const Teuchos::ParameterList& params);

    virtual ~ReducedQuadratureFactory() {}

    virtual Teuchos::RCP<const Stokhos::UserDefinedQuadrature<ordinal_type, value_type> >
    createReducedQuadrature(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q2,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& F,
      const Teuchos::Array<value_type>& weights) const;

  protected:

    void reducedQuadrature_Q_Squared(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& F,
      const Teuchos::Array<value_type>& weights,
      Teuchos::RCP< Teuchos::Array<value_type> >& red_weights,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_points,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_values
      ) const;

    void reducedQuadrature_Q_Squared_CPQR(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& F,
      const Teuchos::Array<value_type>& weights,
      Teuchos::RCP< Teuchos::Array<value_type> >& red_weights,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_points,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_values
      ) const;

     void reducedQuadrature_Q_Squared_CPQR2(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& F,
      const Teuchos::Array<value_type>& weights,
      Teuchos::RCP< Teuchos::Array<value_type> >& red_weights,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_points,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_values
      ) const;

    void reducedQuadrature_Q2(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q2,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& F,
      const Teuchos::Array<value_type>& weights,
      Teuchos::RCP< Teuchos::Array<value_type> >& red_weights,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_points,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_values
      ) const;

    void reducedQuadrature_Q2_CPQR(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& Q2,
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& F,
      const Teuchos::Array<value_type>& weights,
      Teuchos::RCP< Teuchos::Array<value_type> >& red_weights,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_points,
      Teuchos::RCP< Teuchos::Array< Teuchos::Array<value_type> > >& red_values
      ) const;

    void underdetermined_solver(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& A,
      const Teuchos::SerialDenseVector<ordinal_type, value_type>& b,
      Teuchos::SerialDenseVector<ordinal_type, value_type>& x,
      Teuchos::ETransp transa, Teuchos::EUplo uplo) const;

    void solver_TRSM(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& A,
      const Teuchos::SerialDenseVector<ordinal_type, value_type>& b,
      Teuchos::SerialDenseVector<ordinal_type, value_type>& x,
      Teuchos::ETransp transa, Teuchos::EUplo uplo) const;

    void solver_GLPK(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& A,
      const Teuchos::SerialDenseVector<ordinal_type, value_type>& b,
      Teuchos::SerialDenseVector<ordinal_type, value_type>& x,
      Teuchos::ETransp transa, Teuchos::EUplo uplo) const;

    void solver_CLP(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& A,
      const Teuchos::SerialDenseVector<ordinal_type, value_type>& b,
      Teuchos::SerialDenseVector<ordinal_type, value_type>& x,
      Teuchos::ETransp transa, Teuchos::EUplo uplo) const;

    void solver_CLP_IP(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& A,
      const Teuchos::SerialDenseVector<ordinal_type, value_type>& b,
      Teuchos::SerialDenseVector<ordinal_type, value_type>& x,
      Teuchos::ETransp transa, Teuchos::EUplo uplo) const;

    void solver_qpOASES(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& A,
      const Teuchos::SerialDenseVector<ordinal_type, value_type>& b,
      Teuchos::SerialDenseVector<ordinal_type, value_type>& x,
      Teuchos::ETransp transa, Teuchos::EUplo uplo) const;

    void solver_CompressedSensing(
      const Teuchos::SerialDenseMatrix<ordinal_type, value_type>& A,
      const Teuchos::SerialDenseVector<ordinal_type, value_type>& b,
      Teuchos::SerialDenseVector<ordinal_type, value_type>& x,
      Teuchos::ETransp transa, Teuchos::EUplo uplo) const;

    ordinal_type computeRank(
      const Teuchos::SerialDenseMatrix<ordinal_type,value_type>& R,
      const value_type tol) const;

    ordinal_type n_choose_k(const ordinal_type& n, const ordinal_type& k) const;

  private:

    // Prohibit copying
    ReducedQuadratureFactory(const ReducedQuadratureFactory&);

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

    mutable Teuchos::ParameterList params;

    std::string reduction_method;

    std::string solver_method;

    bool eliminate_dependent_rows;

    bool verbose;

    value_type reduction_tol;

    value_type objective_value;

    Teuchos::LAPACK<ordinal_type,value_type> lapack;
    Teuchos::BLAS<ordinal_type,value_type> blas;

  }; // class ReducedQuadratureFactory

} // Namespace Stokhos

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

#endif