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EpetraExt::CrsGraph_BTF Class Reference

Block Triangular Factorization (Reordering) of Epetra_CrsGraph. More...

#include <EpetraExt_BTF_CrsGraph.h>

Inheritance diagram for EpetraExt::CrsGraph_BTF:

Public Member Functions

 ~CrsGraph_BTF ()
 Destructor.
 CrsGraph_BTF ()
 Default Constructor.
NewTypeRef operator() (OriginalTypeRef orig)
 Construction of BTF ordered Epetra_CrsGraph from orig object.
Public Member Functions inherited from EpetraExt::StructuralSameTypeTransform< Epetra_CrsGraph >
bool fwd ()
 Forward transfer of data from orig object input in the operator() method call to the new object created in this same call.
bool rvs ()
 Reverse transfer of data from new object created in the operator() method call to the orig object input to this same method.
virtual ~StructuralSameTypeTransform ()
Public Member Functions inherited from EpetraExt::SameTypeTransform< Epetra_CrsGraph >
virtual ~SameTypeTransform ()
virtual ~Transform ()
virtual bool analyze (OriginalTypeRef orig)
 Initial analysis phase of transform.
virtual NewTypeRef construct ()
 Construction of new object as a result of the transform.
virtual bool isConstructed ()
 Check for whether transformed object has been constructed.
virtual NewTypeRef operator() (OriginalTypeRef orig)=0
 Analysis of transform operation on original object and construction of new object.

Private Attributes

Epetra_MapNewRowMap_
Epetra_MapNewDomainMap_
Epetra_CrsGraphNewGraph_

Additional Inherited Members

Public Types inherited from EpetraExt::SameTypeTransform< Epetra_CrsGraph >
typedef Epetra_CrsGraph TransformType
typedef Epetra_CrsGraphTransformTypePtr
typedef Epetra_CrsGraphTransformTypeRef
typedef Epetra_CrsGraph OriginalType
typedef Epetra_CrsGraphOriginalTypePtr
typedef Teuchos::RCP< Epetra_CrsGraphOriginalTypeRCP
typedef Epetra_CrsGraphOriginalTypeRef
typedef Epetra_CrsGraph NewType
typedef Epetra_CrsGraphNewTypePtr
typedef Teuchos::RCP< Epetra_CrsGraphNewTypeRCP
typedef Epetra_CrsGraphNewTypeRef
 Transform ()
 Default constructor, protected to allow only derived classes to use.
OriginalTypePtr origObj_
NewTypePtr newObj_

Detailed Description

Block Triangular Factorization (Reordering) of Epetra_CrsGraph.

Uses Alex Pothien's BTF algorithm to find a block upper triangular ordering for a Epetra_CrsGraph.

Definition at line 59 of file EpetraExt_BTF_CrsGraph.h.

Constructor & Destructor Documentation

◆ ~CrsGraph_BTF()

EpetraExt::CrsGraph_BTF::~CrsGraph_BTF ( )

Destructor.

Definition at line 64 of file EpetraExt_BTF_CrsGraph.cpp.

◆ CrsGraph_BTF()

EpetraExt::CrsGraph_BTF::CrsGraph_BTF ( )
inline

Default Constructor.

Definition at line 71 of file EpetraExt_BTF_CrsGraph.h.

Member Function Documentation

◆ operator()()

CrsGraph_BTF::NewTypeRef EpetraExt::CrsGraph_BTF::operator() ( OriginalTypeRef orig)

Construction of BTF ordered Epetra_CrsGraph from orig object.

Preconditions:

Invariants:

Postconditions:

Definition at line 74 of file EpetraExt_BTF_CrsGraph.cpp.

Member Data Documentation

◆ NewRowMap_

Epetra_Map* EpetraExt::CrsGraph_BTF::NewRowMap_
private

Definition at line 94 of file EpetraExt_BTF_CrsGraph.h.

◆ NewDomainMap_

Epetra_Map* EpetraExt::CrsGraph_BTF::NewDomainMap_
private

Definition at line 95 of file EpetraExt_BTF_CrsGraph.h.

◆ NewGraph_

Epetra_CrsGraph* EpetraExt::CrsGraph_BTF::NewGraph_
private

Definition at line 97 of file EpetraExt_BTF_CrsGraph.h.


The documentation for this class was generated from the following files: