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| | HyprePCG (MPI_Comm comm) |
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| | HyprePCG (const HypreParMatrix &A_) |
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| virtual void | SetOperator (const Operator &op) |
| | Set/update the solver for the given operator.
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| void | SetTol (real_t tol) |
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| void | SetAbsTol (real_t atol) |
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| void | SetMaxIter (int max_iter) |
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| void | SetLogging (int logging) |
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| void | SetPrintLevel (int print_lvl) |
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| void | SetPreconditioner (HypreSolver &precond) |
| | Set the hypre solver to be used as a preconditioner.
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| void | SetResidualConvergenceOptions (int res_frequency=-1, real_t rtol=0.0) |
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| MFEM_DEPRECATED void | SetZeroInintialIterate () |
| | deprecated: use SetZeroInitialIterate()
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| void | SetZeroInitialIterate () |
| | non-hypre setting
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| void | GetNumIterations (int &num_iterations) const |
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| void | GetFinalResidualNorm (real_t &final_res_norm) const |
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| virtual | operator HYPRE_Solver () const |
| | The typecast to HYPRE_Solver returns the internal pcg_solver.
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| virtual HYPRE_PtrToParSolverFcn | SetupFcn () const |
| | PCG Setup function.
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| virtual HYPRE_PtrToParSolverFcn | SolveFcn () const |
| | PCG Solve function.
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| virtual void | Mult (const HypreParVector &b, HypreParVector &x) const |
| | Solve Ax=b with hypre's PCG.
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| virtual | ~HyprePCG () |
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| virtual void | Mult (const Vector &b, Vector &x) const |
| | Solve the linear system Ax=b.
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| | HypreSolver () |
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| | HypreSolver (const HypreParMatrix *A_) |
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| virtual MemoryClass | GetMemoryClass () const |
| | Return the MemoryClass preferred by the Operator.
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| void | SetErrorMode (ErrorMode err_mode) const |
| | Set the behavior for treating hypre errors, see the ErrorMode enum. The default mode in the base class is ABORT_HYPRE_ERRORS.
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| virtual | ~HypreSolver () |
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| virtual void | Setup (const HypreParVector &b, HypreParVector &x) const |
| | Set up the solver (if not set up already, also called automatically by HypreSolver::Mult).
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| virtual void | Setup (const Vector &b, Vector &x) const |
| | Set up the solver (if not set up already, also called automatically by HypreSolver::Mult).
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| | Solver (int s=0, bool iter_mode=false) |
| | Initialize a square Solver with size s.
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| | Solver (int h, int w, bool iter_mode=false) |
| | Initialize a Solver with height h and width w.
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| void | InitTVectors (const Operator *Po, const Operator *Ri, const Operator *Pi, Vector &x, Vector &b, Vector &X, Vector &B) const |
| | Initializes memory for true vectors of linear system.
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| | Operator (int s=0) |
| | Construct a square Operator with given size s (default 0).
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| | Operator (int h, int w) |
| | Construct an Operator with the given height (output size) and width (input size).
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| int | Height () const |
| | Get the height (size of output) of the Operator. Synonym with NumRows().
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| int | NumRows () const |
| | Get the number of rows (size of output) of the Operator. Synonym with Height().
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| int | Width () const |
| | Get the width (size of input) of the Operator. Synonym with NumCols().
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| int | NumCols () const |
| | Get the number of columns (size of input) of the Operator. Synonym with Width().
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| virtual void | MultTranspose (const Vector &x, Vector &y) const |
| | Action of the transpose operator: y=A^t(x). The default behavior in class Operator is to generate an error.
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| virtual void | AddMult (const Vector &x, Vector &y, const real_t a=1.0) const |
| | Operator application: y+=A(x) (default) or y+=a*A(x).
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| virtual void | AddMultTranspose (const Vector &x, Vector &y, const real_t a=1.0) const |
| | Operator transpose application: y+=A^t(x) (default) or y+=a*A^t(x).
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| virtual void | ArrayMult (const Array< const Vector * > &X, Array< Vector * > &Y) const |
| | Operator application on a matrix: Y=A(X).
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| virtual void | ArrayMultTranspose (const Array< const Vector * > &X, Array< Vector * > &Y) const |
| | Action of the transpose operator on a matrix: Y=A^t(X).
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| virtual void | ArrayAddMult (const Array< const Vector * > &X, Array< Vector * > &Y, const real_t a=1.0) const |
| | Operator application on a matrix: Y+=A(X) (default) or Y+=a*A(X).
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| virtual void | ArrayAddMultTranspose (const Array< const Vector * > &X, Array< Vector * > &Y, const real_t a=1.0) const |
| | Operator transpose application on a matrix: Y+=A^t(X) (default) or Y+=a*A^t(X).
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| virtual Operator & | GetGradient (const Vector &x) const |
| | Evaluate the gradient operator at the point x. The default behavior in class Operator is to generate an error.
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| virtual void | AssembleDiagonal (Vector &diag) const |
| | Computes the diagonal entries into diag. Typically, this operation only makes sense for linear Operators. In some cases, only an approximation of the diagonal is computed.
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| virtual const Operator * | GetProlongation () const |
| | Prolongation operator from linear algebra (linear system) vectors, to input vectors for the operator. NULL means identity.
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| virtual const Operator * | GetRestriction () const |
| | Restriction operator from input vectors for the operator to linear algebra (linear system) vectors. NULL means identity.
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| virtual const Operator * | GetOutputProlongation () const |
| | Prolongation operator from linear algebra (linear system) vectors, to output vectors for the operator. NULL means identity.
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| virtual const Operator * | GetOutputRestrictionTranspose () const |
| | Transpose of GetOutputRestriction, directly available in this form to facilitate matrix-free RAP-type operators.
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| virtual const Operator * | GetOutputRestriction () const |
| | Restriction operator from output vectors for the operator to linear algebra (linear system) vectors. NULL means identity.
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| void | FormLinearSystem (const Array< int > &ess_tdof_list, Vector &x, Vector &b, Operator *&A, Vector &X, Vector &B, int copy_interior=0) |
| | Form a constrained linear system using a matrix-free approach.
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| void | FormRectangularLinearSystem (const Array< int > &trial_tdof_list, const Array< int > &test_tdof_list, Vector &x, Vector &b, Operator *&A, Vector &X, Vector &B) |
| | Form a column-constrained linear system using a matrix-free approach.
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| virtual void | RecoverFEMSolution (const Vector &X, const Vector &b, Vector &x) |
| | Reconstruct a solution vector x (e.g. a GridFunction) from the solution X of a constrained linear system obtained from Operator::FormLinearSystem() or Operator::FormRectangularLinearSystem().
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| void | FormSystemOperator (const Array< int > &ess_tdof_list, Operator *&A) |
| | Return in A a parallel (on truedofs) version of this square operator.
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| void | FormRectangularSystemOperator (const Array< int > &trial_tdof_list, const Array< int > &test_tdof_list, Operator *&A) |
| | Return in A a parallel (on truedofs) version of this rectangular operator (including constraints).
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| void | FormDiscreteOperator (Operator *&A) |
| | Return in A a parallel (on truedofs) version of this rectangular operator.
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| void | PrintMatlab (std::ostream &out, int n, int m=0) const |
| | Prints operator with input size n and output size m in Matlab format.
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| virtual void | PrintMatlab (std::ostream &out) const |
| | Prints operator in Matlab format.
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| virtual | ~Operator () |
| | Virtual destructor.
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| Type | GetType () const |
| | Return the type ID of the Operator class.
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| enum | ErrorMode { IGNORE_HYPRE_ERRORS
, WARN_HYPRE_ERRORS
, ABORT_HYPRE_ERRORS
} |
| | How to treat errors returned by hypre function calls. More...
|
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| enum | DiagonalPolicy { DIAG_ZERO
, DIAG_ONE
, DIAG_KEEP
} |
| | Defines operator diagonal policy upon elimination of rows and/or columns. More...
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| enum | Type {
ANY_TYPE
, MFEM_SPARSEMAT
, Hypre_ParCSR
, PETSC_MATAIJ
,
PETSC_MATIS
, PETSC_MATSHELL
, PETSC_MATNEST
, PETSC_MATHYPRE
,
PETSC_MATGENERIC
, Complex_Operator
, MFEM_ComplexSparseMat
, Complex_Hypre_ParCSR
,
Complex_DenseMat
, MFEM_Block_Matrix
, MFEM_Block_Operator
} |
| | Enumeration defining IDs for some classes derived from Operator. More...
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| bool | iterative_mode |
| | If true, use the second argument of Mult() as an initial guess.
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| bool | WrapVectors (const Vector &b, Vector &x) const |
| | Makes the internal HypreParVectors B and X wrap the input vectors b and x.
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| void | FormConstrainedSystemOperator (const Array< int > &ess_tdof_list, ConstrainedOperator *&Aout) |
| | see FormSystemOperator()
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| void | FormRectangularConstrainedSystemOperator (const Array< int > &trial_tdof_list, const Array< int > &test_tdof_list, RectangularConstrainedOperator *&Aout) |
| | see FormRectangularSystemOperator()
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| Operator * | SetupRAP (const Operator *Pi, const Operator *Po) |
| | Returns RAP Operator of this, using input/output Prolongation matrices Pi corresponds to "P", Po corresponds to "Rt".
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| const HypreParMatrix * | A |
| | The linear system matrix.
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| HypreParVector * | B |
| | Right-hand side and solution vector.
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| HypreParVector * | X |
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| Memory< real_t > | auxB |
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| Memory< real_t > | auxX |
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| int | setup_called |
| | Was hypre's Setup function called already?
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| ErrorMode | error_mode |
| | How to treat hypre errors.
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| int | height |
| | Dimension of the output / number of rows in the matrix.
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| int | width |
| | Dimension of the input / number of columns in the matrix.
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PCG solver in hypre.
Definition at line 1274 of file hypre.hpp.
Public Member Functions inherited from mfem::HypreSolver
1.11.0