CPastixWrapper< ScalarType > Class Template Reference

Wrapper class that converts between SU2 sparse format and PaStiX format and simplifies calls to the external solver. More...

#include <CPastixWrapper.hpp>

Inheritance diagram for CPastixWrapper< ScalarType >:

Public Member Functions
	CPastixWrapper ()=default
	CPastixWrapper (CPastixWrapper &&)=delete
	CPastixWrapper (const CPastixWrapper &)=delete
CPastixWrapper &	operator= (CPastixWrapper &&)=delete
CPastixWrapper &	operator= (const CPastixWrapper &)=delete
	~CPastixWrapper ()
	Class destructor.
bool	IsSetup () const
	Returns true once SetLDU has been called.
void	SetLDU (unsigned long nVar, unsigned long nPoint, unsigned long nPointDomain, const su2uint *row_ptr_l, const su2uint *col_ind_l, const su2uint *row_ptr_u, const su2uint *col_ind_u, const ScalarType *d, const ScalarType *l, const ScalarType *u)
	Set LDU structure and value pointers; builds and owns assembled CSR (called once).
void	Factorize (CGeometry *geometry, const CConfig *config, unsigned short kind_fact)
	Factorize matrix.
void	SetTransposedSolve (bool transposed=true)
	Request solves with the transposed matrix.
template<class T >
void	Solve (const T &rhs, T &sol)
	Runs the "solve" task for any rhs/sol with operator [].

Detailed Description

template<class ScalarType>
class CPastixWrapper< ScalarType >

Wrapper class that converts between SU2 sparse format and PaStiX format and simplifies calls to the external solver.

Constructor & Destructor Documentation

CPastixWrapper() [1/3]

template<class ScalarType >

CPastixWrapper< ScalarType >::CPastixWrapper ( )

default

CPastixWrapper() [2/3]

template<class ScalarType >

CPastixWrapper< ScalarType >::CPastixWrapper ( CPastixWrapper< ScalarType > &&  )

delete

CPastixWrapper() [3/3]

template<class ScalarType >

CPastixWrapper< ScalarType >::CPastixWrapper ( const CPastixWrapper< ScalarType > &  )

delete

~CPastixWrapper()

template<class ScalarType >

CPastixWrapper< ScalarType >::~CPastixWrapper ( )

inline

Class destructor.

Member Function Documentation

Factorize()

template<class ScalarType >

void CPastixWrapper< ScalarType >::Factorize	(	CGeometry *	geometry,
		const CConfig *	config,
		unsigned short	kind_fact
	)

Factorize matrix.

Parameters

[in]	geometry	- Geometrical definition of the problem.
[in]	config	- Definition of the particular problem.
[in]	kind_fact	- Type of factorization.

IsSetup()

template<class ScalarType >

bool CPastixWrapper< ScalarType >::IsSetup ( ) const

inline

Returns true once SetLDU has been called.

operator=() [1/2]

template<class ScalarType >

CPastixWrapper & CPastixWrapper< ScalarType >::operator= ( const CPastixWrapper< ScalarType > &  )

delete

operator=() [2/2]

template<class ScalarType >

CPastixWrapper & CPastixWrapper< ScalarType >::operator= ( CPastixWrapper< ScalarType > &&  )

delete

SetLDU()

template<class ScalarType >

void CPastixWrapper< ScalarType >::SetLDU ( unsigned long  nVar, unsigned long  nPoint, unsigned long  nPointDomain, const su2uint *  row_ptr_l, const su2uint *  col_ind_l, const su2uint *  row_ptr_u, const su2uint *  col_ind_u, const ScalarType *  d, const ScalarType *  l, const ScalarType *  u  )

inline

Set LDU structure and value pointers; builds and owns assembled CSR (called once).

Parameters

[in]	nVar	- DOF per point (square blocks: nVar x nVar).
[in]	nPoint	- Total number of points including halos.
[in]	nPointDomain	- Number of internal points (domain rows).
[in]	row_ptr_l/u	- LDU lower/upper row pointers (geometry-owned, must outlive wrapper).
[in]	col_ind_l/u	- LDU lower/upper column indices (geometry-owned).
[in]	d/l/u	- LDU value blocks (matrix-owned, must outlive wrapper).

SetTransposedSolve()

template<class ScalarType >

void CPastixWrapper< ScalarType >::SetTransposedSolve ( bool  transposed = true )

inline

Request solves with the transposed matrix.

Parameters

[in]

transposed

- Yes or no.

Solve()

template<class ScalarType >

template<class T >

void CPastixWrapper< ScalarType >::Solve ( const T &  rhs, T &  sol  )

inline

Runs the "solve" task for any rhs/sol with operator [].

Parameters

[in]	rhs	- Right hand side of the linear system.
[out]	sol	- Solution of the system.

Member Data Documentation

blkSz

template<class ScalarType >

unsigned long CPastixWrapper< ScalarType >::blkSz = 0

Block size (nVar * nVar) for value assembly.

d

template<class ScalarType >

const ScalarType* CPastixWrapper< ScalarType >::d = nullptr

Diagonal blocks (matrix-owned).

l

template<class ScalarType >

const ScalarType* CPastixWrapper< ScalarType >::l = nullptr

Lower blocks (matrix-owned).

nPoint

template<class ScalarType >

unsigned long CPastixWrapper< ScalarType >::nPoint = 0

nPointDomain

template<class ScalarType >

unsigned long CPastixWrapper< ScalarType >::nPointDomain = 0

nVar

template<class ScalarType >

unsigned long CPastixWrapper< ScalarType >::nVar = 0

row_ptr_l

template<class ScalarType >

const su2uint* CPastixWrapper< ScalarType >::row_ptr_l = nullptr

LDU lower row pointers (geometry-owned).

row_ptr_u

template<class ScalarType >

const su2uint* CPastixWrapper< ScalarType >::row_ptr_u = nullptr

LDU upper row pointers (geometry-owned).

u

template<class ScalarType >

const ScalarType* CPastixWrapper< ScalarType >::u = nullptr

Upper blocks (matrix-owned).

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

• Common/include/linear_algebra/CPastixWrapper.hpp
• Common/src/linear_algebra/CPastixWrapper.cpp