NaiveSolver Class Reference

#include <naivewrap.h>

Inheritance diagram for NaiveSolver:

Collaboration diagram for NaiveSolver:

Public Member Functions
	NaiveSolver (const integer &size, const doublereal &dMP, NaiveMatrixHandler *const a=0)
	~NaiveSolver (void)
void	SetMat (NaiveMatrixHandler *const a)
void	Reset (void)
void	Solve (void) const
Public Member Functions inherited from LinearSolver
	LinearSolver (SolutionManager *pSM=NULL)
virtual	~LinearSolver (void)
virtual void	SolveT (void) const
bool	bReset (void) const
void	SetSolutionManager (SolutionManager *pSM)
doublereal *	pdGetResVec (void) const
doublereal *	pdGetSolVec (void) const
doublereal *	pdSetResVec (doublereal *pd)
doublereal *	pdSetSolVec (doublereal *pd)
virtual void	MakeCompactForm (SparseMatrixHandler &mh, std::vector< doublereal > &Ax, std::vector< integer > &Ar, std::vector< integer > &Ac, std::vector< integer > &Ap) const
virtual bool	bGetConditionNumber (doublereal &dCond)

Private Member Functions
void	Factor (void) throw (LinearSolver::ErrFactor)

Private Attributes
integer	iSize
doublereal	dMinPiv
std::vector< integer >	piv
NaiveMatrixHandler *	A

Additional Inherited Members
Protected Attributes inherited from LinearSolver
SolutionManager *	pSM
bool	bHasBeenReset
doublereal *	pdRhs
doublereal *	pdSol

Detailed Description

Definition at line 52 of file naivewrap.h.

Constructor & Destructor Documentation

NaiveSolver::NaiveSolver	(	const integer &	size,
		const doublereal &	dMP,
		NaiveMatrixHandler *const	a = 0
	)

Definition at line 52 of file naivewrap.cc.

References NO_OP.

: LinearSolver(0),
iSize(size),
dMinPiv(dMP < 0 ? 0 : dMP),
piv(size),
A(a)
{
        NO_OP;
}

NaiveSolver::~NaiveSolver

(

void

)

Definition at line 63 of file naivewrap.cc.

References NO_OP.

{
        NO_OP;
}

Member Function Documentation

void NaiveSolver::Factor ( void  ) throw ( LinearSolver::ErrFactor )

private

Definition at line 109 of file naivewrap.cc.

References A, dMinPiv, iSize, MBDYN_EXCEPT_ARGS, NAIVE_ENOPIV, NAIVE_ENULCOL, NAIVE_ERANGE, NAIVE_MASK, NAIVE_MAX, naivfct(), NaiveMatrixHandler::piNzc, NaiveMatrixHandler::piNzr, piv, NaiveMatrixHandler::ppdRows, NaiveMatrixHandler::ppiCols, NaiveMatrixHandler::ppiRows, and NaiveMatrixHandler::ppnonzero.

Referenced by Solve().

{
        integer rc = naivfct(A->ppdRows, iSize,
                        A->piNzr, A->ppiRows, 
                        A->piNzc, A->ppiCols,
                        A->ppnonzero, 
                        &piv[0], dMinPiv);

        integer err = (rc & NAIVE_MASK);
        if (err) {
                integer idx = (rc & NAIVE_MAX);
                switch (err) {
                case NAIVE_ENULCOL:
                        silent_cerr("NaiveSolver: ENULCOL(" << idx << ")"
                                << std::endl);
                        throw LinearSolver::ErrNullColumn(idx, MBDYN_EXCEPT_ARGS);
        
                case NAIVE_ENOPIV:
                        silent_cerr("NaiveSolver: ENOPIV(" << idx << ")"
                                << std::endl);
                        throw LinearSolver::ErrNoPivot(idx + 1, MBDYN_EXCEPT_ARGS);
        
                case NAIVE_ERANGE:
                        silent_cerr("NaiveSolver: ERANGE"
                                << std::endl);
                        break;

                default:
                        silent_cerr("NaiveSolver: (" << rc << ")"
                                << std::endl);
                        break;
                }

                throw ErrGeneric(MBDYN_EXCEPT_ARGS);
        }
}

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void NaiveSolver::Reset ( void  )

virtual

Reimplemented from LinearSolver.

Definition at line 75 of file naivewrap.cc.

References LinearSolver::bHasBeenReset.

{
        bHasBeenReset = true;
}

void NaiveSolver::SetMat

(

NaiveMatrixHandler *const

a

)

Definition at line 69 of file naivewrap.cc.

References A, and a.

{
        A = a;
}

void NaiveSolver::Solve ( void  ) const

virtual

Implements LinearSolver.

Definition at line 81 of file naivewrap.cc.

References A, LinearSolver::bHasBeenReset, Factor(), iSize, MBDYN_EXCEPT_ARGS, NAIVE_ERANGE, NAIVE_MASK, naivslv(), LinearSolver::pdRhs, LinearSolver::pdSol, NaiveMatrixHandler::piNzc, piv, NaiveMatrixHandler::ppdRows, and NaiveMatrixHandler::ppiCols.

{
        if (bHasBeenReset) {
                const_cast<NaiveSolver *>(this)->Factor();
                bHasBeenReset = false;
        }

        integer rc = naivslv(A->ppdRows, iSize, A->piNzc, A->ppiCols,
                        LinearSolver::pdRhs, LinearSolver::pdSol, &piv[0]);
        integer err = (rc & NAIVE_MASK);
        if (err) {
                switch (err) {
                case NAIVE_ERANGE:
                        silent_cerr("NaiveSolver: ERANGE"
                                << std::endl);
                        break;

                default:
                        silent_cerr("NaiveSolver: (" << rc << ")"
                                << std::endl);
                        break;
                }

                throw ErrGeneric(MBDYN_EXCEPT_ARGS);
        }
}

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Member Data Documentation

NaiveMatrixHandler* NaiveSolver::A

private

Definition at line 57 of file naivewrap.h.

Referenced by Factor(), SetMat(), and Solve().

doublereal NaiveSolver::dMinPiv

private

Definition at line 55 of file naivewrap.h.

Referenced by Factor().

integer NaiveSolver::iSize

private

Definition at line 54 of file naivewrap.h.

Referenced by Factor(), and Solve().

std::vector<integer> NaiveSolver::piv

mutableprivate

Definition at line 56 of file naivewrap.h.

Referenced by Factor(), and Solve().

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

• naivewrap.h
• naivewrap.cc