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TPZFNMatrix< N, TVar > Class Template Reference

Non abstract class which implements full matrices with preallocated storage with (N+1) entries. Matrix. More...

#include <pzfmatrix.h>

Inheritance diagram for TPZFNMatrix< N, TVar >:
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Collaboration diagram for TPZFNMatrix< N, TVar >:
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Public Member Functions

 TPZFNMatrix (int64_t row, int64_t col)
 
 TPZFNMatrix ()
 
 TPZFNMatrix (const TPZFMatrix< TVar > &copy)
 
 TPZFNMatrix (const TPZFNMatrix< N, TVar > &copy)
 
virtual ~TPZFNMatrix ()
 
 TPZFNMatrix (int64_t row, int64_t col, const TVar &val)
 
TPZFMatrix< TVar > & operator= (const TPZFMatrix< TVar > &copy) override
 Generic operator with FULL matrices. More...
 
TPZFNMatrix< N, TVar > & operator= (const TPZFNMatrix< N, TVar > &copy)
 
int ClassId () const override
 Routines to send and receive messages. More...
 
void Read (TPZStream &buf, void *context) override
 read objects from the stream More...
 
void Write (TPZStream &buf, int withclassid) const override
 Writes this object to the TPZStream buffer. Include the classid if withclassid = true. More...
 
- Public Member Functions inherited from TPZFMatrix< TVar >
 TPZFMatrix ()
 Simple constructor. More...
 
 TPZFMatrix (const int64_t rows, const int64_t columns, TVar *buf, const int64_t size)
 Constructor with initialization parameters. More...
 
 TPZFMatrix (const int64_t rows, const int64_t columns, const TVar &val)
 Constructor with initialization parameters. More...
 
 TPZFMatrix (const int64_t rows, const int64_t columns=1)
 Constructor with initialization parameters. More...
 
 TPZFMatrix (TPZVerySparseMatrix< TVar > const &A)
 Copy constructor specialized form TPZVerySparseMatrix. More...
 
 TPZFMatrix (const TPZFMatrix< TVar > &refmat)
 Copy constructor. More...
 
 TPZFMatrix (const TPZMatrix< TVar > &refmat)
 
 TPZFMatrix (const std::initializer_list< TVar > &list)
 Creates a matrix from initializer list (one column matrix) More...
 
 TPZFMatrix (const std::initializer_list< std::initializer_list< TVar > > &list)
 Creates a matrix from initializer list. More...
 
virtual ~TPZFMatrix ()
 Simple destructor. More...
 
int64_t MemoryFootprint () const override
 Returns the approximate size of the memory footprint (amount of memory required to store this object). More...
 
TVar * Adress ()
 
template<class TVar2 >
void CopyFrom (TPZFMatrix< TVar2 > &orig)
 copy the values from a matrix with a different precision More...
 
virtual void UpdateFrom (TPZAutoPointer< TPZMatrix< TVar > > mat) override
 Updates the values of the matrix based on the values of the matrix. More...
 
int PutVal (const int64_t row, const int64_t col, const TVar &value) override
 Put values without bounds checking
This method is faster than "Put" if DEBUG is defined. More...
 
const TVar & GetVal (const int64_t row, const int64_t col) const override
 Get values without bounds checking
This method is faster than "Get" if DEBUG is defined. More...
 
virtual TVar & s (const int64_t row, const int64_t col) override
 The operators check on the bounds if the DEBUG variable is defined. More...
 
TVar & g (const int64_t row, const int64_t col) const
 
void AddFel (TPZFMatrix< TVar > &rhs, TPZVec< int64_t > &destination)
 Performs a right hand side assemblage. More...
 
void AddFel (TPZFMatrix< TVar > &rhs, TPZVec< int64_t > &source, TPZVec< int64_t > &destination)
 Performs a right hand side assemblage. More...
 
virtual void MultAdd (const TPZFMatrix< TVar > &x, const TPZFMatrix< TVar > &y, TPZFMatrix< TVar > &z, const TVar alpha=1., const TVar beta=0., const int opt=0) const override
 It computes z = beta * y + alpha * opt(this)*x but z and x can not overlap in memory. More...
 
void ZAXPY (const TVar alpha, const TPZFMatrix< TVar > &p)
 Performs an ZAXPY operation being *this += alpha * p. More...
 
void TimesBetaPlusZ (const TVar beta, const TPZFMatrix< TVar > &z)
 Performs an operation *this = this * beta + z. More...
 
TPZFMatrix< TVar > & operator= (const TPZMatrix< TVar > &A)
 Generic operator with matrices. More...
 
int Resize (const int64_t newRows, const int64_t wCols) override
 Redimension a matrix, but maintain your elements. More...
 
int SetSize (int64_t newRows, int64_t newCols)
 Redimension the matrix doing nothing with the elements. More...
 
int Remodel (const int64_t newRows, const int64_t wCols)
 Remodel the shape of the matrix, but keeping the same dimension. More...
 
int Redim (const int64_t newRows, const int64_t newCols) override
 Redimension a matrix and ZERO your elements. More...
 
int Zero () override
 Makes Zero all the elements. More...
 
void GramSchmidt (TPZFMatrix< TVar > &Orthog, TPZFMatrix< TVar > &TransfToOrthog)
 This method implements a Gram Schimidt method.
this = Orthog.TransfToOrthog. More...
 
void DeterminantInverse (TVar &determinant, TPZFMatrix< TVar > &inverse)
 
void Transpose (TPZMatrix< TVar > *const T) const override
 It makes *T the transpose of current matrix. More...
 
void Transpose ()
 
virtual bool Compare (TPZSavable *copy, bool override=false) override
 Compare the object for identity with the object pointed to, eventually copy the object. More...
 
virtual bool Compare (TPZSavable *copy, bool override=false) const override
 Compare the object for identity with the object pointed to, eventually copy the object. More...
 
 operator const TVar * () const
 
template<>
void AddFel (TPZFMatrix< double > &rhs, TPZVec< int64_t > &source, TPZVec< int64_t > &destination)
 
template<>
void AddFel (TPZFMatrix< float > &rhs, TPZVec< int64_t > &source, TPZVec< int64_t > &destination)
 
template<>
void GramSchmidt (TPZFMatrix< TPZFlopCounter > &Orthog, TPZFMatrix< TPZFlopCounter > &TransfToOrthog)
 
TVar & operator() (const int64_t row, const int64_t col)
 
TVar & operator() (const int64_t row)
 
TPZFMatrix< TVar > & operator= (const std::initializer_list< TVar > &list)
 
TPZFMatrix< TVar > & operator= (const std::initializer_list< std::initializer_list< TVar > > &list)
 
TPZFMatrix< TVar > operator+ (const TPZFMatrix< TVar > &A) const
 
TPZFMatrix< TVar > operator- (const TPZFMatrix< TVar > &A) const
 
TPZFMatrix< TVar > operator* (TPZFMatrix< TVar > A) const
 
TPZFMatrix< TVar > & operator+= (const TPZFMatrix< TVar > &A)
 
TPZFMatrix< TVar > & operator-= (const TPZFMatrix< TVar > &A)
 
TPZFMatrix< TVar > & operator= (const TVar val)
 Numeric operator with matrices. More...
 
TPZFMatrix< TVar > operator+ (const TVar val) const
 
TPZFMatrix< TVar > operator- (const TVar val) const
 
TPZFMatrix< TVar > operator* (const TVar val) const
 
TPZFMatrix< TVar > & operator+= (const TVar val)
 
TPZFMatrix< TVar > & operator-= (const TVar val)
 
TPZFMatrix< TVar > & operator*= (const TVar val)
 
virtual int Decompose_Cholesky () override
 Cholesky Decomposition Optmized. for walks in the direction of the vector that composes the matrix. More...
 
virtual int Decompose_Cholesky (std::list< int64_t > &singular) override
 Decomposes the current matrix using Cholesky method. More...
 
virtual int Decompose_LU (std::list< int64_t > &singular) override
 LU Decomposition. Stores L and U matrices at the storage of the same matrix. More...
 
virtual int Decompose_LU () override
 
virtual int Decompose_LDLt () override
 Decomposes the current matrix using LDLt.
The current matrix has to be symmetric. "L" is lower triangular with 1.0 in its diagonal and "D" is a Diagonal matrix. More...
 
virtual int Substitution (TPZFMatrix< TVar > *B) const override
 Computes Forward and Backward substitution for a "LU" decomposed matrix. More...
 
virtual int Decompose_LU (TPZVec< int > &index)
 LU Decomposition using pivot. More...
 
virtual int Substitution (TPZFMatrix< TVar > *B, const TPZVec< int > &index) const
 LU substitution using pivot. More...
 
- Public Member Functions inherited from TPZMatrix< TVar >
 TPZMatrix ()
 Simple constructor. More...
 
 TPZMatrix (const TPZMatrix< TVar > &cp)
 
virtual ~TPZMatrix ()
 Simple destructor. More...
 
virtual TPZMatrix< TVar > * Clone () const =0
 
template<class TVar2 >
void CopyFrom (TPZMatrix< TVar2 > &copy)
 
void AutoFill (int64_t nrow, int64_t ncol, int symmetric)
 Fill matrix storage with randomic values. More...
 
virtual int VerifySymmetry (REAL tol=1.e-13) const
 Checks if current matrix value is symmetric. More...
 
virtual int Put (const int64_t row, const int64_t col, const TVar &value)
 Put values with bounds checking if DEBUG variable is defined. More...
 
virtual const TVar & Get (const int64_t row, const int64_t col) const
 Get value with bound checking. More...
 
const TVar & g (const int64_t row, const int64_t col) const
 Substitution for the () operator when const arguments are needed. More...
 
TVar & operator() (const int64_t row, const int64_t col)
 The operators check on the bounds if the DEBUG variable is defined. More...
 
TVar & operator() (const int64_t row)
 The operators check on the bounds if the DEBUG variable is defined. More...
 
virtual void AddKel (TPZFMatrix< TVar > &elmat, TPZVec< int64_t > &destinationindex)
 Add a contribution of a stiffness matrix. More...
 
virtual void AddKel (TPZFMatrix< TVar > &elmat, TPZVec< int64_t > &sourceindex, TPZVec< int64_t > &destinationindex)
 Add a contribution of a stiffness matrix. More...
 
void SetIsDecomposed (int val)
 Sets current matrix to decomposed state. More...
 
virtual void GetSub (const TPZVec< int64_t > &indices, TPZFMatrix< TVar > &block) const
 Extract the block indicated by the indices from the matrix. More...
 
bool CompareValues (TPZMatrix< TVar > &M, TVar tol)
 Compare values of this to B, with a precision tolerance tol. More...
 
template<>
void Print (const char *name, std::ostream &out, const MatrixOutputFormat form) const
 
template<>
void Print (const char *name, std::ostream &out, const MatrixOutputFormat form) const
 
template<>
void Print (const char *name, std::ostream &out, const MatrixOutputFormat form) const
 
template<>
void SolveCG (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, TPZFMatrix< std::complex< float > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveCG (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, TPZFMatrix< std::complex< double > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveCG (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, TPZFMatrix< std::complex< long double > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveGMRES (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, TPZFMatrix< std::complex< float > > &H, int &numvectors, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, TPZFMatrix< std::complex< float > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveGMRES (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, TPZFMatrix< std::complex< double > > &H, int &numvectors, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, TPZFMatrix< std::complex< double > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveGMRES (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, TPZFMatrix< std::complex< long double > > &H, int &numvectors, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, TPZFMatrix< std::complex< long double > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveBICG (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, REAL &tol)
 
template<>
void SolveBICG (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, REAL &tol)
 
template<>
void SolveBICG (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, REAL &tol)
 
template<>
void SolveBICGStab (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, TPZFMatrix< std::complex< float > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveBICGStab (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, TPZFMatrix< std::complex< double > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveBICGStab (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, TPZFMatrix< std::complex< long double > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveIR (int64_t &numiterations, TPZSolver< std::complex< float > > &preconditioner, const TPZFMatrix< std::complex< float > > &F, TPZFMatrix< std::complex< float > > &result, TPZFMatrix< std::complex< float > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveIR (int64_t &numiterations, TPZSolver< std::complex< double > > &preconditioner, const TPZFMatrix< std::complex< double > > &F, TPZFMatrix< std::complex< double > > &result, TPZFMatrix< std::complex< double > > *residual, REAL &tol, const int FromCurrent)
 
template<>
void SolveIR (int64_t &numiterations, TPZSolver< std::complex< long double > > &preconditioner, const TPZFMatrix< std::complex< long double > > &F, TPZFMatrix< std::complex< long double > > &result, TPZFMatrix< std::complex< long double > > *residual, REAL &tol, const int FromCurrent)
 
template<>
bool SolveEigenvaluesJacobi (int64_t &numiterations, REAL &tol, TPZVec< std::complex< float > > *Sort)
 
template<>
bool SolveEigenvaluesJacobi (int64_t &numiterations, REAL &tol, TPZVec< std::complex< double > > *Sort)
 
template<>
bool SolveEigenvaluesJacobi (int64_t &numiterations, REAL &tol, TPZVec< std::complex< long double > > *Sort)
 
virtual void Multiply (const TPZFMatrix< TVar > &A, TPZFMatrix< TVar > &res, int opt=0) const
 It mutiplies itself by TPZMatrix<TVar>A putting the result in res. More...
 
virtual void Add (const TPZMatrix< TVar > &A, TPZMatrix< TVar > &res) const
 It adds itself to TPZMatrix<TVar>A putting the result in res. More...
 
virtual void Residual (const TPZFMatrix< TVar > &x, const TPZFMatrix< TVar > &rhs, TPZFMatrix< TVar > &res)
 Computes res = rhs - this * x. More...
 
virtual void Substract (const TPZMatrix< TVar > &A, TPZMatrix< TVar > &result) const
 It substracts A from storing the result in result. More...
 
virtual void Identity ()
 Converts the matrix in an identity matrix. More...
 
int Inverse (TPZFMatrix< TVar > &Inv, DecomposeType dec)
 It makes Inv =[this]. IMPORTANT OBSERVATION –> The original matrix (calling object) no is more equal. It containts the some decomposition (LU or Cholesky or ...) More...
 
TVar MatrixNorm (int p, int64_t numiter=2000000, REAL tol=1.e-10) const
 Computes the matrix norm of this. More...
 
TVar ConditionNumber (int p, int64_t numiter=2000000, REAL tol=1.e-10)
 Computes the matrix condition number of this. More...
 
virtual int PutSub (const int64_t sRow, const int64_t sCol, const TPZFMatrix< TVar > &Source)
 It puts submatrix Source on actual matrix structure. More...
 
virtual int GetSub (const int64_t sRow, const int64_t sCol, const int64_t rowSize, const int64_t colSize, TPZFMatrix< TVar > &Target) const
 Gets submatrix storing it on Target. More...
 
virtual int AddSub (const int64_t sRow, const int64_t sCol, const TPZFMatrix< TVar > &Source)
 It adds Source matrix on current matrix from position (sRow, sCol) More...
 
virtual int InsertSub (const int64_t sRow, const int64_t sCol, const int64_t rowSize, const int64_t colSize, const int64_t pRow, const int64_t pCol, TPZMatrix< TVar > *Target) const
 Inserts a submatrix from current object on matrix *Target with no
redimentioning. More...
 
virtual int AddSub (const int64_t sRow, const int64_t sCol, const int64_t rowSize, const int64_t colSize, const int64_t pRow, const int64_t pCol, TPZMatrix< TVar > *pA) const
 Adds a submatrix from current object in *Target. More...
 
virtual int IsSimetric () const
 Checks if the current matrix is symmetric. More...
 
int IsSquare () const
 Checks if current matrix is square. More...
 
virtual void Simetrize ()
 Simetrizes copies upper plan to the lower plan, making its data simetric. More...
 
virtual int IsDefPositive () const
 Checks if current matrix is definite positive. More...
 
int IsDecomposed () const
 Checks if current matrix is already decomposed. More...
 
virtual int Decompose_LDLt (std::list< int64_t > &singular)
 Decomposes the current matrix using LDLt.
The current matrix has to be symmetric. "L" is lower triangular with 1.0 in its diagonal and "D" is a Diagonal matrix. More...
 
virtual int Subst_Forward (TPZFMatrix< TVar > *b) const
 Computes B = Y, where A*Y = B, A is lower triangular. More...
 
virtual int Subst_Backward (TPZFMatrix< TVar > *b) const
 Computes B = Y, where A*Y = B, A is upper triangular. More...
 
virtual int Subst_LForward (TPZFMatrix< TVar > *b) const
 Computes B = Y, where A*Y = B, A is lower triangular with A(i,i)=1. More...
 
virtual int Subst_LBackward (TPZFMatrix< TVar > *b) const
 Computes B = Y, where A*Y = B, A is upper triangular with A(i,i)=1. More...
 
virtual int Subst_Diag (TPZFMatrix< TVar > *b) const
 Computes B = Y, where A*Y = B, A is diagonal matrix. More...
 
int ClassId () const override
 Define the class id associated with the class. More...
 
void Read (TPZStream &buf, void *context) override
 Unpacks the object structure from a stream of bytes. More...
 
void Write (TPZStream &buf, int withclassid) const override
 Packs the object structure in a stream of bytes. More...
 
virtual void Input (std::istream &in=std::cin)
 Input operation. More...
 
virtual void Print (std::ostream &out) const
 
virtual void Print (const char *name, std::ostream &out=std::cout, const MatrixOutputFormat form=EFormatted) const
 It prints the matrix data in a MatrixFormat Rows X Cols. More...
 
int64_t Rows () const
 Returns number of rows. More...
 
int64_t Cols () const
 Returns number of cols. More...
 
virtual int64_t Dim () const
 Returns the dimension of the matrix if the matrix is square. More...
 
virtual void SolveJacobi (int64_t &numiterations, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, TPZFMatrix< TVar > &scratch, REAL &tol, const int FromCurrent=0)
 Solves the linear system using Jacobi method.
. More...
 
virtual void SolveSOR (int64_t &numiterations, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, TPZFMatrix< TVar > &scratch, const REAL overrelax, REAL &tol, const int FromCurrent=0, const int direction=1)
 Solves the linear system using Successive Over Relaxation method (Gauss Seidel).
. More...
 
virtual void SolveSSOR (int64_t &numiterations, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, TPZFMatrix< TVar > &scratch, const REAL overrelax, REAL &tol, const int FromCurrent=0)
 Solves the linear system using Symmetric Successive Over Relaxation method (Gauss Seidel).
. More...
 
virtual void SolveCG (int64_t &numiterations, TPZSolver< TVar > &preconditioner, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, REAL &tol, const int FromCurrent=0)
 Solves the linear system using Conjugate Gradient method.
. More...
 
virtual void SolveBICG (int64_t &numiterations, TPZSolver< TVar > &preconditioner, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, REAL &tol)
 Solves the linear system using Bi-Conjugate Gradient method.
. More...
 
virtual void SolveBICGStab (int64_t &numiterations, TPZSolver< TVar > &preconditioner, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, REAL &tol, const int FromCurrent=0)
 Solves the linear system using Bi-Conjugate Gradient stabilized method.
. More...
 
virtual void SolveGMRES (int64_t &numiterations, TPZSolver< TVar > &preconditioner, TPZFMatrix< TVar > &H, int &numvectors, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, REAL &tol, const int FromCurrent)
 Solves the linear system using Generalized Minimal Residual (GMRES) method.
. More...
 
virtual void SolveIR (int64_t &numiterations, TPZSolver< TVar > &preconditioner, const TPZFMatrix< TVar > &F, TPZFMatrix< TVar > &result, TPZFMatrix< TVar > *residual, REAL &tol, const int FromCurrent=0)
 Solves the linear system using IR method.
. More...
 
virtual bool SolveEigenvaluesJacobi (int64_t &numiterations, REAL &tol, TPZVec< TVar > *Sort=0)
 Transforms this matrix in a diagonal matrix, where the diagonal values are its eigenvalues. This method is efficient only for small matrices. More...
 
virtual bool SolveEigensystemJacobi (int64_t &numiterations, REAL &tol, TPZVec< TVar > &Eigenvalues, TPZFMatrix< TVar > &Eigenvectors) const
 Compute Eigenvalues and Eigenvectors of this matrix.
This method is efficient only for small matrices. More...
 
virtual int SolveDirect (TPZFMatrix< TVar > &F, const DecomposeType dt, std::list< int64_t > &singular)
 Solves the linear system using Direct methods. More...
 
virtual int SolveDirect (TPZFMatrix< TVar > &F, const DecomposeType dt)
 Solves the linear system using Direct methods. More...
 
virtual int Decompose (const DecomposeType dt, std::list< int64_t > &singular)
 decompose the system of equations acording to the decomposition scheme More...
 
int Solve_LU (TPZFMatrix< TVar > *B, std::list< int64_t > &singular)
 Solves the linear system using LU method
. More...
 
int Solve_LU (TPZFMatrix< TVar > *B)
 Solves the linear system using LU method
. More...
 
virtual int Solve_Cholesky (TPZFMatrix< TVar > *B)
 Solves the linear system using Cholesky method
. More...
 
int Solve_Cholesky (TPZFMatrix< TVar > *B, std::list< int64_t > &singular)
 Solves the linear system using Cholesky method
. More...
 
int Solve_LDLt (TPZFMatrix< TVar > *B, std::list< int64_t > &singular)
 Solves the linear system using LDLt method
. More...
 
int Solve_LDLt (TPZFMatrix< TVar > *B)
 Solves the linear system using LDLt method
. More...
 
- Public Member Functions inherited from TPZSavable
 TPZSavable ()
 
virtual ~TPZSavable ()
 
virtual std::list< std::map< std::string, uint64_t > > VersionHistory () const
 
virtual std::pair< std::string, uint64_t > Version () const
 
- Public Member Functions inherited from TPZRegisterClassId
template<typename T >
 TPZRegisterClassId (int(T::*)() const)
 
 TPZRegisterClassId ()=default
 

Private Attributes

TVar fBuf [N+1]
 

Additional Inherited Members

- Static Public Member Functions inherited from TPZFMatrix< TVar >
static void MultAdd (const TVar *ptr, int64_t rows, int64_t cols, const TPZFMatrix< TVar > &x, const TPZFMatrix< TVar > &y, TPZFMatrix< TVar > &z, const TVar alpha=1., const TVar beta=0., const int opt=0)
 
static void PrintStatic (const TVar *ptr, int64_t rows, int64_t cols, const char *name, std::ostream &out, const MatrixOutputFormat form)
 
static int Substitution (const TVar *ptr, int64_t rows, TPZFMatrix< TVar > *B)
 
static int Substitution (const TVar *ptr, int64_t rows, TPZFMatrix< TVar > *B, const TPZVec< int > &index)
 LU substitution using pivot. Static version. More...
 
- Static Public Member Functions inherited from TPZMatrix< TVar >
static int Error (const char *msg, const char *msg2=0)
 Returns error messages. More...
 
static TVar ReturnNearestValue (TVar val, TPZVec< TVar > &Vec, TVar tol)
 Retorna o valor mais proximo a "val" (exceto valores no intervalo -tol <= val <= +tol) contido no vetor Vec. More...
 
- Static Public Member Functions inherited from TPZSavable
static std::set< TPZRestoreClassBase * > & RestoreClassSet ()
 This static function guarantees that the gMap object is available when needed. More...
 
static std::map< int, TPZRestore_t > & ClassIdMap ()
 This static function guarantees that the gMap object is available when needed. More...
 
static std::pair< std::string, uint64_t > NeoPZVersion ()
 
static void Register (TPZRestoreClassBase *restore)
 
static void RegisterClassId (int classid, TPZRestore_t fun)
 
static TPZSavableCreateInstance (const int &classId)
 
- Protected Member Functions inherited from TPZMatrix< TVar >
void PrepareZ (const TPZFMatrix< TVar > &y, TPZFMatrix< TVar > &z, const TVar beta, const int opt) const
 Is an auxiliar method used by MultiplyAdd. More...
 
 TPZMatrix (const int64_t row, const int64_t col)
 Constructor. More...
 
- Static Protected Member Functions inherited from TPZMatrix< TVar >
static void Swap (int64_t *a, int64_t *b)
 Swaps contents of a in b and b in a. More...
 
- Protected Attributes inherited from TPZMatrix< TVar >
int64_t fRow
 Number of rows in matrix. More...
 
int64_t fCol
 Number of cols in matrix. More...
 
char fDecomposed
 Decomposition type used to decompose the current matrix. More...
 
char fDefPositive
 Definite Posistiveness of current matrix. More...
 
- Static Protected Attributes inherited from TPZMatrix< TVar >
static TVar gZero
 Initializing value to static variable. More...
 

Detailed Description

template<int N, class TVar = REAL>
class TPZFNMatrix< N, TVar >

Non abstract class which implements full matrices with preallocated storage with (N+1) entries. Matrix.

Definition at line 716 of file pzfmatrix.h.

Constructor & Destructor Documentation

◆ TPZFNMatrix() [1/5]

template<int N, class TVar = REAL>
TPZFNMatrix< N, TVar >::TPZFNMatrix ( int64_t  row,
int64_t  col 
)
inline

Definition at line 727 of file pzfmatrix.h.

◆ TPZFNMatrix() [2/5]

template<int N, class TVar = REAL>
TPZFNMatrix< N, TVar >::TPZFNMatrix ( )
inline

Definition at line 730 of file pzfmatrix.h.

◆ TPZFNMatrix() [3/5]

template<int N, class TVar = REAL>
TPZFNMatrix< N, TVar >::TPZFNMatrix ( const TPZFMatrix< TVar > &  copy)
inline

Definition at line 734 of file pzfmatrix.h.

◆ TPZFNMatrix() [4/5]

template<int N, class TVar = REAL>
TPZFNMatrix< N, TVar >::TPZFNMatrix ( const TPZFNMatrix< N, TVar > &  copy)
inline

Definition at line 740 of file pzfmatrix.h.

◆ ~TPZFNMatrix()

template<int N, class TVar = REAL>
virtual TPZFNMatrix< N, TVar >::~TPZFNMatrix ( )
inlinevirtual

Definition at line 746 of file pzfmatrix.h.

◆ TPZFNMatrix() [5/5]

template<int N, class TVar = REAL>
TPZFNMatrix< N, TVar >::TPZFNMatrix ( int64_t  row,
int64_t  col,
const TVar &  val 
)
inline

Definition at line 758 of file pzfmatrix.h.

Member Function Documentation

◆ ClassId()

template<int N, class TVar >
int TPZFNMatrix< N, TVar >::ClassId ( ) const
overridevirtual

Routines to send and receive messages.

Reimplemented from TPZFMatrix< TVar >.

Definition at line 778 of file pzfmatrix.h.

◆ operator=() [1/2]

template<int N, class TVar = REAL>
TPZFMatrix<TVar>& TPZFNMatrix< N, TVar >::operator= ( const TPZFMatrix< TVar > &  A)
inlineoverridevirtual

Generic operator with FULL matrices.

Reimplemented from TPZFMatrix< TVar >.

Definition at line 763 of file pzfmatrix.h.

◆ operator=() [2/2]

template<int N, class TVar = REAL>
TPZFNMatrix<N, TVar>& TPZFNMatrix< N, TVar >::operator= ( const TPZFNMatrix< N, TVar > &  copy)
inline

Definition at line 766 of file pzfmatrix.h.

◆ Read()

template<int N, class TVar >
void TPZFNMatrix< N, TVar >::Read ( TPZStream buf,
void *  context 
)
overridevirtual

◆ Write()

template<int N, class TVar >
void TPZFNMatrix< N, TVar >::Write ( TPZStream buf,
int  withclassid 
) const
overridevirtual

Writes this object to the TPZStream buffer. Include the classid if withclassid = true.

Writes this object to the TPZStream buffer. Include the classid if withclassid = true

Reimplemented from TPZFMatrix< TVar >.

Definition at line 789 of file pzfmatrix.h.

Referenced by TPZGeoElMapped< TBase >::Write(), TPZConnect::TPZDepend::Write(), TPZBndCond::TPZ_BCDefine::Write(), TPZTransform< T >::Write(), TPZMaterialData::Write(), pzgeom::TPZCylinderMap< TGeo >::Write(), pzgeom::TPZTriangleTorus::Write(), pzgeom::TPZArc3D::Write(), and TPZBndCond::Write().

Member Data Documentation

◆ fBuf

template<int N, class TVar = REAL>
TVar TPZFNMatrix< N, TVar >::fBuf[N+1]
private

Definition at line 718 of file pzfmatrix.h.


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