class to solve linear system in double precision with UmfPack More...
#include <UmfPack.hxx>
Inheritance diagram for Seldon::MatrixUmfPack< double >:
Public Member Functions | |
| MatrixUmfPack () | |
| constructor | |
| ~MatrixUmfPack () | |
| destructor | |
| void | Clear () |
| we clear present factorization if any | |
| template<class T0 , class Prop , class Storage , class Allocator > | |
| void | FactorizeMatrix (Matrix< T0, Prop, Storage, Allocator > &mat, bool keep_matrix=false) |
| factorization of a real matrix in double precision | |
| void | FactorizeCSC (Vector< umfpack_int_t > &Ptr, Vector< umfpack_int_t > &IndRow, Vector< double > &Val, bool sym) |
| template<class Prop , class Allocator > | |
| void | PerformAnalysis (Matrix< double, Prop, RowSparse, Allocator > &mat) |
| Symbolic factorization. | |
| template<class Prop , class Allocator > | |
| void | PerformFactorization (Matrix< double, Prop, RowSparse, Allocator > &mat) |
| Numerical factorization. | |
| template<class Allocator2 > | |
| void | Solve (Vector< double, VectFull, Allocator2 > &x) |
| resolution of A y = x (result is overwritten in x) | |
| template<class Allocator2 > | |
| void | Solve (const SeldonTranspose &, Vector< double, VectFull, Allocator2 > &x) |
| template<class Allocator2 > | |
| void | Solve (const SeldonTranspose &TransA, Matrix< double, General, ColMajor, Allocator2 > &x) |
| void | Solve (const SeldonTranspose &TransA, double *x_ptr, int nrhs) |
| void | HideMessages () |
| no message will be displayed by UmfPack | |
| void | ShowMessages () |
| normal amount of message displayed by UmfPack | |
| void | ShowFullHistory () |
| bool | UseInteger8 () const |
| int | GetInfoFactorization () const |
| size_t | GetMemorySize () const |
| void | SelectOrdering (int type) |
| selects ordering to use in the interfaced solver | |
| void | SetPermutation (const IVect &) |
| virtual void | SetPermutation (const Vector< int > &) |
| gives the ordering array to the interface solver | |
| virtual void | SetPivotThreshold (double) |
| Sets the threshold for pivot. | |
| virtual void | RefineSolution () |
| Tells to the direct solver that refinement is required. | |
| virtual void | DoNotRefineSolution () |
| Tells to the direct solver that no refinement is required. | |
| virtual void | SetCoefficientEstimationNeededMemory (double coef) |
| Method overloaded in Mumps solver. | |
| virtual void | SetMaximumCoefficientEstimationNeededMemory (double coef) |
| Method overloaded in Mumps solver. | |
| virtual void | SetIncreaseCoefficientEstimationNeededMemory (double coef) |
| Method overloaded in Mumps solver. | |
| virtual void | SelectParallelOrdering (int) |
| selects ordering to use in parallel for the interfaced solver | |
| virtual void | SetNumberOfThreadPerNode (int n) |
| Sets the number of threads per mpi process. | |
Public Attributes | |
| Vector< double > | Control |
| Vector< double > | Info |
| parameters for UmfPack | |
| void * | Symbolic |
| void * | Numeric |
| pointers of UmfPack objects | |
| int | n |
| number of rows in the matrix | |
| int | print_level |
| bool | transpose |
| int | status_facto |
| transpose system to solve ? | |
Protected Attributes | |
| umfpack_int_t * | ind_ |
| arrays containing matrix pattern in csc format | |
| umfpack_int_t * | ptr_ |
| double * | data_ |
| non-zero values | |
Detailed Description
class to solve linear system in double precision with UmfPack
Definition at line 73 of file UmfPack.hxx.
The documentation for this class was generated from the following files:
- computation/interfaces/direct/UmfPack.hxx
- computation/interfaces/direct/UmfPack.cxx
- lib/Compil/Seldon/UmfPack.cpp