ConstrainedOptPack_MatrixSymHessianRelaxNonSing.hpp

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#ifndef MATRIX_SYM_HESSIAN_RELAX_NON_SING_H
#define MATRIX_SYM_HESSIAN_RELAX_NON_SING_H

#include "ConstrainedOptPack_Types.hpp"
#include "AbstractLinAlgPack_MatrixSymDiagStd.hpp"
#include "Teuchos_RCP.hpp"

namespace ConstrainedOptPack {

class MatrixSymHessianRelaxNonSing
  : public AbstractLinAlgPack::MatrixSymOpNonsing
{
public:

  typedef Teuchos::RCP<const MatrixSymOpNonsing>  G_ptr_t;
  typedef Teuchos::RCP<VectorMutable>               vec_mut_ptr_t;
  typedef Teuchos::RCP<const VectorSpace>                 space_ptr_t;
  

  MatrixSymHessianRelaxNonSing();

  MatrixSymHessianRelaxNonSing(
    const G_ptr_t         &G_ptr
    ,const vec_mut_ptr_t  &M_diag_ptr
    ,const space_ptr_t    &space = Teuchos::null
    );

  void initialize(
    const G_ptr_t         &G_ptr
    ,const vec_mut_ptr_t  &M_diag_ptr
    ,const space_ptr_t    &space = Teuchos::null
    );

  void set_uninitialized();
  
  const G_ptr_t& G_ptr() const;

  const vec_mut_ptr_t& M_diag_ptr() const;

  const MatrixSymOpNonsing& G() const;

  const AbstractLinAlgPack::MatrixSymDiagStd& M() const;

  

  const VectorSpace& space_cols() const;
  bool Mp_StM(
    MatrixOp* mwo_lhs, value_type alpha
    , BLAS_Cpp::Transp trans_rhs) const;
  void Vp_StMtV(
    VectorMutable* v_lhs, value_type alpha, BLAS_Cpp::Transp trans_rhs1
    ,const Vector& v_rhs2, value_type beta) const;
  void Vp_StMtV(
    VectorMutable* v_lhs, value_type alpha, BLAS_Cpp::Transp trans_rhs1
    ,const SpVectorSlice& sv_rhs2, value_type beta) const;
  void Vp_StPtMtV(
    VectorMutable* v_lhs, value_type alpha
    ,const GenPermMatrixSlice& P_rhs1, BLAS_Cpp::Transp P_rhs1_trans
    ,BLAS_Cpp::Transp M_rhs2_trans
    ,const Vector& v_rhs3, value_type beta) const;
  void Vp_StPtMtV(
    VectorMutable* v_lhs, value_type alpha
    ,const GenPermMatrixSlice& P_rhs1, BLAS_Cpp::Transp P_rhs1_trans
    ,BLAS_Cpp::Transp M_rhs2_trans
    ,const SpVectorSlice& sv_rhs3, value_type beta) const;



  void Mp_StPtMtP(
    MatrixSymOp* sym_lhs, value_type alpha
    ,EMatRhsPlaceHolder dummy_place_holder
    ,const GenPermMatrixSlice& gpms_rhs, BLAS_Cpp::Transp gpms_rhs_trans
    ,value_type beta
    ) const;



  void V_InvMtV(
    VectorMutable* v_lhs, BLAS_Cpp::Transp trans_rhs1
    ,const Vector& v_rhs2) const;
  void V_InvMtV(
    VectorMutable* v_lhs, BLAS_Cpp::Transp trans_rhs1
    ,const SpVectorSlice& sv_rhs2) const;


private:
  
  // ///////////////////////////////
  // Private data members

  space_ptr_t              vec_space_;
  G_ptr_t                  G_ptr_;
  MatrixSymDiagStd     M_;

  // ///////////////////////////////
  // Private member functions

  void assert_initialized() const;

};

// ////////////////////////////////////
// Inline members

inline
const MatrixSymHessianRelaxNonSing::G_ptr_t&
MatrixSymHessianRelaxNonSing::G_ptr() const
{
  return G_ptr_;
}

inline
const MatrixSymHessianRelaxNonSing::vec_mut_ptr_t&
MatrixSymHessianRelaxNonSing::M_diag_ptr() const
{
  return M_.diag_ptr();
}

inline
const MatrixSymOpNonsing&
MatrixSymHessianRelaxNonSing::G() const
{
  assert_initialized();
  return *G_ptr_;
}

inline
const MatrixSymDiagStd&
MatrixSymHessianRelaxNonSing::M() const
{
  assert_initialized();
  return M_;
}
  
} // end namespace ConstrainedOptPack

#endif // MATRIX_SYM_HESSIAN_RELAX_NON_SING_H