Implements a very simple manner to perform transient simulations. Analysis. More...

#include <pztransientanalysis.h>

Inheritance diagram for TPZTransientAnalysis< TRANSIENTCLASS >:

Collaboration diagram for TPZTransientAnalysis< TRANSIENTCLASS >:

Public Member Functions
double	GetgTime ()
	Method for gTime attribute access. More...

	TPZTransientAnalysis (TPZCompMesh *mesh, bool IsLinear=false, std::ostream &out=std::cout)
	Constructor. More...

	~TPZTransientAnalysis ()
	Default destructor. More...

virtual void	Assemble ()
	Assemble flux vector and jacobian matrix. More...

virtual void	RunTransient (std::ostream &out=std::cout, bool FromBegining=true, bool linesearch=true)
	Executes a Newton's method for the solution of the implicit in time equation. More...

virtual void	RunExplicit (std::ostream &out=std::cout, bool FromBegining=true)
	Solves a explicit Euler's scheme in time. More...

virtual void	PostProcess (int resolution)
	See base class for comments. More...

virtual void	PostProcess (int resolution, int dimension)
	See base class for comments. More...

virtual void	PostProcess (TPZVec< REAL > &loc, std::ostream &out=std::cout)
	See base class for comments. More...

void	SetConvergence (int niter, REAL eps, bool ForceAllSteps=true)
	Defines max number of steps and steady state convergence tolerance. More...

void	SetSaveFrequency (int SaveFrequency, int resolution)
	Defines properties of DX file. More...

void	SetSaveSolution (int SaveFrequency)
	Defines to save solution vector with SaveFrequency frequency. More...

std::list< std::pair< TPZFMatrix< STATE >, STATE > > &	GetSavedSolutions ()
	Access to saved solution. Pair of (solution vec, simulation time) More...

void	SetNewtonConvergence (int niter, REAL eps)
	Defines max number of steps and error convergence tolerance for Newton's method. More...

REAL &	TimeStep ()
	Access to time step attribute. More...

void	SetInitialSolution (TPZFMatrix< STATE > &InitialSol)
	Sets problem initial solution. More...

void	SetInitialSolutionAsZero ()
	Sets problem initial solution as zero. More...

int	GetCurrentIter ()
	Returns current iteration. More...

Public Member Functions inherited from TPZNonLinearAnalysis
	TPZNonLinearAnalysis (TPZCompMesh *mesh, std::ostream &out)
	Constructor with computational mesh. More...

	TPZNonLinearAnalysis ()
	Default constructor. More...

virtual	~TPZNonLinearAnalysis ()
	Default destructor. More...

virtual void	IterativeProcess (std::ostream &out, REAL tol, int numiter, bool linesearch=false, bool checkconv=false)
	It process a Newton's method to solve the non-linear problem. More...

REAL	LineSearch (const TPZFMatrix< STATE > &Wn, TPZFMatrix< STATE > DeltaW, TPZFMatrix< STATE > &NextW, REAL tol, int niter)
	Implements a golden section line search. More...

REAL	SolutionNorm ()
	Computes the L2 norm of the solution. More...

virtual void	ComputeTangent (TPZFMatrix< STATE > &tangent, TPZVec< REAL > &coefs, int icase)

int	NumCases ()
	Actually return 1. More...

virtual void	Residual (TPZFMatrix< STATE > &residual, int icase)

virtual void	LoadSolution ()
	Load the solution into the computable grid. More...

virtual void	LoadSolution (const TPZFMatrix< STATE > &state)
	Load the solution into the computable mesh considering sol as Solution vector of the analysis. More...

void	LoadState (TPZFMatrix< STATE > &state)
	Load solution with state as solution. But fSolution is not modified. More...

Public Member Functions inherited from TPZAnalysis
	TPZAnalysis (TPZCompMesh *mesh, bool mustOptimizeBandwidth=true, std::ostream &out=std::cout)
	Create an TPZAnalysis object from one mesh pointer. More...

	TPZAnalysis (TPZAutoPointer< TPZCompMesh > mesh, bool mustOptimizeBandwidth=true, std::ostream &out=std::cout)
	Create an TPZAnalysis object from one mesh auto pointer object. More...

void	SetGuiInterface (TPZAutoPointer< TPZGuiInterface > gui)
	Defines gui interface object. More...

TPZAutoPointer< TPZGuiInterface >	GetGuiInterface () const
	Gets gui interface object. More...

bool	AmIKilled ()
	Returns if the process was canceled through gui interface. More...

virtual void	SetCompMesh (TPZCompMesh *mesh, bool mustOptimizeBandwidth)
	Set the computational mesh of the analysis. More...

	TPZAnalysis ()
	Create an empty TPZAnalysis object. More...

void	Write (TPZStream &buf, int withclassid) const override
	Writes this object to the TPZStream buffer. Include the classid if withclassid = true. More...

void	Read (TPZStream &buf, void *context) override
	read objects from the stream More...

virtual	~TPZAnalysis (void)
	Destructor: deletes all protected dynamic allocated objects. More...

void	CleanUp ()
	deletes all data structures More...

void	SetRenumber (TPZAutoPointer< TPZRenumbering > renumber)
	Change the renumbering scheme. More...

void	OptimizeBandwidth ()
	Sets the computer connection block number from the graphical connections block number otimization. More...

int	HighestDimension ()
	Returns the dimension of the material which has the highest dimension. More...

void	Resequence (int firstel=-1)
	Recompute the node sequence. More...

int	ComputeNumberofLoadCases ()
	Determine the number of load cases from the material objects and return its value. More...

virtual void	AssembleResidual ()
	Assemble the load vector. More...

virtual void	Solve ()
	Invert the stiffness matrix. More...

TPZFMatrix< STATE > &	Rhs ()
	Returns the load vector. More...

TPZFMatrix< STATE > &	Solution ()
	Returns the solution matrix. More...

TPZCompMesh *	Mesh () const
	Returns the pointer to the computational mesh. More...

TPZAutoPointer< TPZStructMatrix >	StructMatrix ()
	Returns a reference to the structural matrix. More...

TPZMatrixSolver< STATE > *	BuildPreconditioner (EPrecond preconditioner, bool overlap)
	Define the type of preconditioner used. More...

void	SetStep (int step)
	ste the step for post processing More...

void	SetThreadsForError (int nthreads)

int	GetStep ()

void	SetTime (REAL time)
	Sets time will be used in dx files. More...

REAL	GetTime ()
	Gets time used in dx files. More...

void	ShowShape (const std::string &plotfile, TPZVec< int64_t > &equationindices)
	Graphic of the solution as V3DGrap visualization. More...

void	ShowShape (const std::string &plotfile, TPZVec< int64_t > &equationindices, int matid, const TPZVec< std::string > &varname)
	Graphic of the solution as V3DGrap visualization. More...

void	LoadShape (double dx, double dy, int64_t numelem, TPZConnect *nod)
	Make assembling and clean the load and solution vectors. More...

virtual void	Run (std::ostream &out=std::cout)
	Calls the appropriate sequence of methods to build a solution or a time stepping sequence. More...

virtual void	DefineGraphMesh (int dimension, const TPZVec< std::string > &scalnames, const TPZVec< std::string > &vecnames, const std::string &plotfile)
	Define GrapMesh as V3D, DX, MV or VTK depending on extension of the file. More...

virtual void	DefineGraphMesh (int dimension, const TPZVec< std::string > &scalnames, const TPZVec< std::string > &vecnames, const TPZVec< std::string > &tensnames, const std::string &plotfile)
	Define GrapMesh as VTK with tensorial names depending on extension of the file. More...

virtual void	DefineGraphMesh (int dimension, const std::set< int > &matids, const TPZVec< std::string > &scalnames, const TPZVec< std::string > &vecnames, const std::string &plotfile)
	Define GrapMesh as V3D, DX, MV or VTK depending on extension of the file. More...

virtual void	DefineGraphMesh (int dimension, const std::set< int > &matids, const TPZVec< std::string > &scalnames, const TPZVec< std::string > &vecnames, const TPZVec< std::string > &tensnames, const std::string &plotfile)
	Define GrapMesh as VTK with tensorial names depending on extension of the file. More...

virtual void	CloseGraphMesh ()
	Clean the GrapMesh vector. More...

TPZGraphMesh *	GraphMesh (int dimension)
	Defines the postprocessing parameters for the graphical grid. More...

void	IdentifyPostProcessingMatIds (int dimension, std::set< int > &matids)
	Fill mat ids with materials with provided dimension wich are not boundary conditinos or interface. More...

TPZVec< STATE >	Integrate (const std::string &varname, const std::set< int > &matids)
	Integrate the postprocessed variable name over the elements included in the set matids. More...

void	SetExact (std::function< void(const TPZVec< REAL > &loc, TPZVec< STATE > &result, TPZFMatrix< STATE > &deriv)> f)
	Sets the pointer of the exact solution function. More...

virtual void	PostProcessError (TPZVec< REAL > &, bool store_error=true, std::ostream &out=std::cout)
	Compute the local error over all elements and global errors in several norms and print out without calculating the errors of the variables for hdiv spaces. More...

virtual void	PostProcessErrorSerial (TPZVec< REAL > &, bool store_error=true, std::ostream &out=std::cout)

virtual void	PostProcessErrorParallel (TPZVec< REAL > &, bool store_error=true, std::ostream &out=std::cout)

void	CreateListOfCompElsToComputeError (TPZAdmChunkVector< TPZCompEl *> &elvec)

void	Print (const std::string &name, std::ostream &out)
	Print connect and solution information. More...

void	PrintVectorByElement (std::ostream &out, TPZFMatrix< STATE > &vec, REAL tol=1.e-10)
	Print the residual vector for those elements with entry above a given tolerance. More...

TPZMatrixSolver< STATE > &	Solver ()
	Get the solver matrix. More...

void	AnimateRun (int64_t num_iter, int steps, TPZVec< std::string > &scalnames, TPZVec< std::string > &vecnames, const std::string &plotfile)
	Run and print the solution step by step. More...

void	SetSolver (TPZMatrixSolver< STATE > &solver)
	Set solver matrix. More...

void	SetStructuralMatrix (TPZAutoPointer< TPZStructMatrix > strmatrix)
	Set structural matrix as auto pointer for analysis. More...

void	SetStructuralMatrix (TPZStructMatrix &strmatrix)
	Set structural matrix for analysis. More...

int	ClassId () const override
	Define the class id associated with the class. More...

virtual void	DefineElementTable (int dimension, TPZVec< int64_t > &GeoElIds, TPZVec< REAL > &points)
	Fill the computational element vector to post processing depending over geometric mesh defined. More...

virtual void	SetTableVariableNames (TPZVec< std::string > varnames)
	Sets the names of the variables into the data structure for post processing. More...

virtual void	PrePostProcessTable (std::ostream &out_file)
	Prepare data to print post processing and print coordinates. More...

virtual void	PostProcessTable (std::ostream &out_file)
	Print the solution related with the computational element vector in post process. More...

void	PostProcessTable (TPZFMatrix< REAL > &pos, std::ostream &out=std::cout)
	Compute and print the local error over all elements in data structure of post process, also compute global errors in several norms. 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

virtual bool	Compare (TPZSavable *copy, bool override=false)
	Compares the object for identity with the object pointed to, eventually copy the object. More...

virtual bool	Compare (TPZSavable *copy, bool override=false) const
	Compares the object for identity with the object pointed to, eventually copy the object. More...

Public Member Functions inherited from TPZRegisterClassId
template<typename T >
	TPZRegisterClassId (int(T::*)() const)

	TPZRegisterClassId ()=default

Static Public Attributes
static double	gTime
	Static attribute storing the current time of simulation. More...

Protected Member Functions
void	SaveCurrentSolutionVec ()
	If fSaveSolutionVecFrequency != 0, save current solution vector in fSavedSolutionVec attribute. More...

void	SetImplicit ()
	Sets all materials in temporal scheme as an implicit Euler. More...

void	SetExplicit ()
	Sets all materials in temporal scheme as an explicit Euler. More...

void	SetLastState ()
	Sets all materials in LastState. More...

void	SetCurrentState ()
	Sets all materials in CurrentState. More...

void	SetMassMatrix ()
	Sets all materials to compute the mass matrix - used in the explicit scheme. More...

void	SetFluxOnly ()
	Sets all materials to compute only the flux contributions - used in the explicit scheme. More...

void	SetAllMaterialsDeltaT ()
	Sets all materials the time step. More...

void	ComputeLinearTangentMatrix ()
	Computes linear tangent matrix for linear problems. More...

void	ComputeMassMatrix ()
	Computes the mass matrix for the explicit scheme. More...

void	ComputeFluxOnly ()
	Computes the only the flux contribution for the explicit scheme. More...

Protected Attributes
bool	fIsLinearProblem
	Flag indicating whether the problem is linear or not. More...

REAL	fTimeStep
	Simulation time step. More...

int	fCurrentIter
	Current iteration. Variable allowing to restart the simulation. More...

int	fNIter
	Number of iterations counting from fCurrentIter to fCurrentIter+fNIter. More...

REAL	fSteadyTol
	Tolerance to consider the problem solution as steady state. More...

bool	fForceAllSteps
	Flag indicating whether all steps must be performed even if tolerance is achieved. More...

int	fSaveFrequency
	Frequency which solution must be saved in DX file. More...

int	fDXResolution
	Resolution of DX mesh. More...

int	fSaveSolutionVecFrequency
	Frequency which solution vector must be saved. More...

std::list< std::pair< TPZFMatrix< STATE >, STATE > >	fSavedSolutionVec
	Attribute to store solution vectors during process. Pair of (solution vec, simulation time) More...

int	fNewtonMaxIter
	Max iteration number of Newton's method. More...

REAL	fNewtonTol
	Tolerance of Newton's method. More...

Protected Attributes inherited from TPZAnalysis
TPZGeoMesh *	fGeoMesh
	Geometric Mesh. More...

TPZCompMesh *	fCompMesh
	Computational mesh. More...

TPZGraphMesh *	fGraphMesh [3]
	Graphical mesh. More...

TPZFMatrix< STATE >	fRhs
	Load vector. More...

TPZFMatrix< STATE >	fSolution
	Solution vector. More...

TPZMatrixSolver< STATE > *	fSolver
	Type of solver to be applied. More...

TPZVec< std::string >	fScalarNames [3]
	Scalar variables names - to post process. More...

TPZVec< std::string >	fVectorNames [3]
	Vectorial variables names - to post process. More...

TPZVec< std::string >	fTensorNames [3]
	Tensorial variables names - to post process. More...

int	fStep
	Time step. More...

REAL	fTime
	Time variable which is used in dx output. More...

int	fNthreadsError
	Number of threads to be used for post-processing error. More...

TPZAutoPointer< TPZStructMatrix >	fStructMatrix
	Structural matrix. More...

TPZAutoPointer< TPZRenumbering >	fRenumber
	Renumbering scheme. More...

TPZAutoPointer< TPZGuiInterface >	fGuiInterface
	Pointer for gui interface object. More...

TTablePostProcess	fTable

Additional Inherited Members
Public Types inherited from TPZAnalysis
enum	EPrecond { EJacobi, EBlockJacobi, EElement, ENodeCentered }
	Preconditioners which can be created by objects of this class. 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 TPZSavable *	CreateInstance (const int &classId)

Public Attributes inherited from TPZAnalysis
std::function< void(const TPZVec< REAL > &loc, TPZVec< STATE > &result, TPZFMatrix< STATE > &deriv)>	fExact
	Pointer to Exact solution function, it is necessary to calculating errors. More...

Detailed Description

template<class TRANSIENTCLASS>
class TPZTransientAnalysis< TRANSIENTCLASS >

Implements a very simple manner to perform transient simulations. Analysis.

Note: It is associated to a TPZTransientMaterial< TRANSIENTCLASS > It uses an implicit or explicit Euler scheme for time derivative

Definition at line 30 of file pztransientanalysis.h.

Constructor & Destructor Documentation

◆ TPZTransientAnalysis()

template<class TRANSIENTCLASS >

TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis	(	TPZCompMesh *	mesh,
		bool	IsLinear = `false`,
		std::ostream &	out = `std::cout`
	)

Constructor.

Parameters

mesh	for base class
IsLinear	for optimizating the process time, linear problems have flux tangent computed only once
out	for base class

Definition at line 20 of file pztransientanalysis.cpp.

References TPZTransientAnalysis< TRANSIENTCLASS >::fCurrentIter, TPZTransientAnalysis< TRANSIENTCLASS >::fIsLinearProblem, TPZTransientAnalysis< TRANSIENTCLASS >::fSaveSolutionVecFrequency, TPZTransientAnalysis< TRANSIENTCLASS >::fTimeStep, TPZTransientAnalysis< TRANSIENTCLASS >::SetConvergence(), TPZTransientAnalysis< TRANSIENTCLASS >::SetInitialSolutionAsZero(), TPZTransientAnalysis< TRANSIENTCLASS >::SetNewtonConvergence(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetSaveFrequency().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::GetgTime().

◆ ~TPZTransientAnalysis()

template<class TRANSIENTCLASS >

TPZTransientAnalysis< TRANSIENTCLASS >::~TPZTransientAnalysis ( )

Default destructor.

Definition at line 32 of file pztransientanalysis.cpp.

References TPZTransientAnalysis< TRANSIENTCLASS >::fSavedSolutionVec.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::GetgTime().

Member Function Documentation

◆ Assemble()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::Assemble ( )

virtual

Assemble flux vector and jacobian matrix.

Reimplemented from TPZAnalysis.

Definition at line 274 of file pztransientanalysis.cpp.

References TPZAnalysis::fCompMesh, TPZTransientAnalysis< TRANSIENTCLASS >::fIsLinearProblem, TPZAnalysis::fRhs, TPZAnalysis::fSolver, TPZAnalysis::fStructMatrix, TPZMatrixSolver< TVar >::Matrix(), TPZCompMesh::NEquations(), TPZFMatrix< TVar >::Redim(), TPZMatrix< TVar >::Rows(), TPZMatrixSolver< TVar >::SetMatrix(), TPZMatrixSolver< TVar >::UpdateFrom(), and TPZMatrix< TVar >::Zero().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::GetgTime(), and TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ ComputeFluxOnly()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::ComputeFluxOnly ( )

protected

Computes the only the flux contribution for the explicit scheme.

Definition at line 330 of file pztransientanalysis.cpp.

References TPZAnalysis::fCompMesh, TPZAnalysis::fRhs, TPZAnalysis::fSolver, TPZAnalysis::fStructMatrix, TPZMatrixSolver< TVar >::Matrix(), TPZCompMesh::NEquations(), TPZFMatrix< TVar >::Redim(), TPZMatrix< TVar >::Rows(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetFluxOnly().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit().

◆ ComputeLinearTangentMatrix()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::ComputeLinearTangentMatrix ( )

protected

Computes linear tangent matrix for linear problems.

Definition at line 311 of file pztransientanalysis.cpp.

References TPZTransientAnalysis< TRANSIENTCLASS >::fIsLinearProblem, TPZAnalysis::fRhs, TPZAnalysis::fSolver, TPZAnalysis::fStructMatrix, TPZAnalysis::Mesh(), TPZCompMesh::NEquations(), TPZFMatrix< TVar >::Redim(), TPZTransientAnalysis< TRANSIENTCLASS >::SetCurrentState(), and TPZMatrixSolver< TVar >::SetMatrix().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ ComputeMassMatrix()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::ComputeMassMatrix ( )

protected

Computes the mass matrix for the explicit scheme.

Definition at line 321 of file pztransientanalysis.cpp.

References TPZAnalysis::fRhs, TPZAnalysis::fSolver, TPZAnalysis::fStructMatrix, TPZAnalysis::Mesh(), TPZCompMesh::NEquations(), TPZFMatrix< TVar >::Redim(), TPZTransientAnalysis< TRANSIENTCLASS >::SetMassMatrix(), and TPZMatrixSolver< TVar >::SetMatrix().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit().

◆ GetCurrentIter()

template<class TRANSIENTCLASS >

int TPZTransientAnalysis< TRANSIENTCLASS >::GetCurrentIter ( )

inline

Returns current iteration.

Definition at line 196 of file pztransientanalysis.h.

References TPZTransientAnalysis< TRANSIENTCLASS >::fCurrentIter.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess(), and TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ GetgTime()

template<class TRANSIENTCLASS >

double TPZTransientAnalysis< TRANSIENTCLASS >::GetgTime ( )

inline

Method for gTime attribute access.

Definition at line 38 of file pztransientanalysis.h.

References TPZTransientAnalysis< TRANSIENTCLASS >::Assemble(), TPZTransientAnalysis< TRANSIENTCLASS >::gTime, TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis(), and TPZTransientAnalysis< TRANSIENTCLASS >::~TPZTransientAnalysis().

◆ GetSavedSolutions()

template<class TRANSIENTCLASS >

std::list< std::pair< TPZFMatrix< STATE >, STATE > > & TPZTransientAnalysis< TRANSIENTCLASS >::GetSavedSolutions ( )

Access to saved solution. Pair of (solution vec, simulation time)

Definition at line 409 of file pztransientanalysis.cpp.

References TPZTransientAnalysis< TRANSIENTCLASS >::fSavedSolutionVec.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess().

◆ PostProcess() [1/3]

template<class TRANSIENTCLASS >

virtual void TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess ( int resolution )

inlinevirtual

See base class for comments.

Reimplemented from TPZAnalysis.

Definition at line 60 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), and TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ PostProcess() [2/3]

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess	(	int	resolution,
		int	dimension
	)

virtual

See base class for comments.

Reimplemented from TPZAnalysis.

Definition at line 258 of file pztransientanalysis.cpp.

References TPZAnalysis::fTime, TPZTransientAnalysis< TRANSIENTCLASS >::GetCurrentIter(), TPZAnalysis::PostProcess(), and TPZTransientAnalysis< TRANSIENTCLASS >::TimeStep().

◆ PostProcess() [3/3]

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess	(	TPZVec< REAL > &	loc,
		std::ostream &	out = `std::cout`
	)

virtual

See base class for comments.

Reimplemented from TPZAnalysis.

Definition at line 265 of file pztransientanalysis.cpp.

References TPZTransientAnalysis< TRANSIENTCLASS >::GetCurrentIter(), TPZTransientAnalysis< TRANSIENTCLASS >::gTime, TPZAnalysis::PostProcess(), and TPZTransientAnalysis< TRANSIENTCLASS >::TimeStep().

◆ RunExplicit()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit	(	std::ostream &	out = `std::cout`,
		bool	FromBegining = `true`
	)

virtual

Solves a explicit Euler's scheme in time.

Definition at line 348 of file pztransientanalysis.cpp.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::GetgTime().

◆ RunTransient()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient	(	std::ostream &	out = `std::cout`,
		bool	FromBegining = `true`,
		bool	linesearch = `true`
	)

virtual

Executes a Newton's method for the solution of the implicit in time equation.

Definition at line 56 of file pztransientanalysis.cpp.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::GetgTime().

◆ SaveCurrentSolutionVec()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SaveCurrentSolutionVec ( )

protected

If fSaveSolutionVecFrequency != 0, save current solution vector in fSavedSolutionVec attribute.

Definition at line 415 of file pztransientanalysis.cpp.

References TPZTransientAnalysis< TRANSIENTCLASS >::fCurrentIter, TPZTransientAnalysis< TRANSIENTCLASS >::fSavedSolutionVec, TPZTransientAnalysis< TRANSIENTCLASS >::fSaveSolutionVecFrequency, TPZTransientAnalysis< TRANSIENTCLASS >::gTime, TPZMatrix< TVar >::Print(), and TPZAnalysis::Solution().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), and TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ SetAllMaterialsDeltaT()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetAllMaterialsDeltaT ( )

protected

Sets all materials the time step.

Definition at line 244 of file pztransientanalysis.cpp.

References TPZCompMesh::MaterialVec(), TPZAnalysis::Mesh(), TPZTransientMaterial< TBASEMAT >::SetTimeStep(), and TPZTransientAnalysis< TRANSIENTCLASS >::TimeStep().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), and TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ SetConvergence()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetConvergence	(	int	niter,
		REAL	eps,
		bool	ForceAllSteps = `true`
	)

inline

Defines max number of steps and steady state convergence tolerance.

Definition at line 172 of file pztransientanalysis.h.

References TPZTransientAnalysis< TRANSIENTCLASS >::fForceAllSteps, TPZTransientAnalysis< TRANSIENTCLASS >::fNIter, and TPZTransientAnalysis< TRANSIENTCLASS >::fSteadyTol.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess(), and TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis().

◆ SetCurrentState()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetCurrentState ( )

protected

Sets all materials in CurrentState.

Definition at line 202 of file pztransientanalysis.cpp.

References TPZCompMesh::MaterialVec(), TPZAnalysis::Mesh(), and TPZTransientMaterial< TBASEMAT >::SetCurrentState().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::ComputeLinearTangentMatrix(), and TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ SetExplicit()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetExplicit ( )

protected

Sets all materials in temporal scheme as an explicit Euler.

Definition at line 174 of file pztransientanalysis.cpp.

References TPZCompMesh::MaterialVec(), TPZAnalysis::Mesh(), and TPZTransientMaterial< TBASEMAT >::SetExplicit().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit().

◆ SetFluxOnly()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetFluxOnly ( )

protected

Sets all materials to compute only the flux contributions - used in the explicit scheme.

Definition at line 230 of file pztransientanalysis.cpp.

References TPZCompMesh::MaterialVec(), TPZAnalysis::Mesh(), and TPZTransientMaterial< TBASEMAT >::SetFluxOnly().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::ComputeFluxOnly(), and TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit().

◆ SetImplicit()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetImplicit ( )

protected

Sets all materials in temporal scheme as an implicit Euler.

Definition at line 160 of file pztransientanalysis.cpp.

References TPZCompMesh::MaterialVec(), TPZAnalysis::Mesh(), and TPZTransientMaterial< TBASEMAT >::SetImplicit().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ SetInitialSolution()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetInitialSolution ( TPZFMatrix< STATE > & InitialSol )

Sets problem initial solution.

Definition at line 37 of file pztransientanalysis.cpp.

References TPZMatrix< TVar >::Cols(), TPZAnalysis::fSolution, TPZAnalysis::Mesh(), PZError, TPZMatrix< TVar >::Rows(), and TPZCompMesh::Solution().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess().

◆ SetInitialSolutionAsZero()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetInitialSolutionAsZero ( )

Sets problem initial solution as zero.

Definition at line 49 of file pztransientanalysis.cpp.

References TPZMatrix< TVar >::Cols(), TPZAnalysis::fSolution, TPZAnalysis::Mesh(), TPZFMatrix< TVar >::Redim(), TPZMatrix< TVar >::Rows(), TPZCompMesh::Solution(), and TPZFMatrix< TVar >::Zero().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess(), and TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis().

◆ SetLastState()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetLastState ( )

protected

Sets all materials in LastState.

Definition at line 188 of file pztransientanalysis.cpp.

References TPZCompMesh::MaterialVec(), TPZAnalysis::Mesh(), and TPZTransientMaterial< TBASEMAT >::SetLastState().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient().

◆ SetMassMatrix()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetMassMatrix ( )

protected

Sets all materials to compute the mass matrix - used in the explicit scheme.

Definition at line 216 of file pztransientanalysis.cpp.

References TPZCompMesh::MaterialVec(), TPZAnalysis::Mesh(), and TPZTransientMaterial< TBASEMAT >::SetMassMatrix().

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::ComputeMassMatrix().

◆ SetNewtonConvergence()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetNewtonConvergence	(	int	niter,
		REAL	eps
	)

inline

Defines max number of steps and error convergence tolerance for Newton's method.

Definition at line 185 of file pztransientanalysis.h.

References TPZTransientAnalysis< TRANSIENTCLASS >::fNewtonMaxIter, and TPZTransientAnalysis< TRANSIENTCLASS >::fNewtonTol.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess(), and TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis().

◆ SetSaveFrequency()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetSaveFrequency	(	int	SaveFrequency,
		int	resolution
	)

inline

Defines properties of DX file.

Definition at line 179 of file pztransientanalysis.h.

References TPZTransientAnalysis< TRANSIENTCLASS >::fDXResolution, and TPZTransientAnalysis< TRANSIENTCLASS >::fSaveFrequency.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess(), and TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis().

◆ SetSaveSolution()

template<class TRANSIENTCLASS >

void TPZTransientAnalysis< TRANSIENTCLASS >::SetSaveSolution ( int SaveFrequency )

Defines to save solution vector with SaveFrequency frequency.

If not set, no solution is kept in the process.

Definition at line 404 of file pztransientanalysis.cpp.

References TPZTransientAnalysis< TRANSIENTCLASS >::fSaveSolutionVecFrequency.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess().

◆ TimeStep()

template<class TRANSIENTCLASS >

REAL & TPZTransientAnalysis< TRANSIENTCLASS >::TimeStep ( )

inline

Access to time step attribute.

Definition at line 191 of file pztransientanalysis.h.

References TPZTransientAnalysis< TRANSIENTCLASS >::fTimeStep.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess(), TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetAllMaterialsDeltaT().

Member Data Documentation

◆ fCurrentIter

template<class TRANSIENTCLASS >

int TPZTransientAnalysis< TRANSIENTCLASS >::fCurrentIter

protected

Current iteration. Variable allowing to restart the simulation.

Definition at line 106 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::GetCurrentIter(), TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), TPZTransientAnalysis< TRANSIENTCLASS >::SaveCurrentSolutionVec(), and TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis().

◆ fDXResolution

template<class TRANSIENTCLASS >

int TPZTransientAnalysis< TRANSIENTCLASS >::fDXResolution

protected

Resolution of DX mesh.

Definition at line 120 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetSaveFrequency().

◆ fForceAllSteps

template<class TRANSIENTCLASS >

bool TPZTransientAnalysis< TRANSIENTCLASS >::fForceAllSteps

protected

Flag indicating whether all steps must be performed even if tolerance is achieved.

Definition at line 115 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetConvergence().

◆ fIsLinearProblem

template<class TRANSIENTCLASS >

bool TPZTransientAnalysis< TRANSIENTCLASS >::fIsLinearProblem

protected

Flag indicating whether the problem is linear or not.

Linear problems require the computation and decompostition of tangent matrix only once.

Definition at line 100 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::Assemble(), TPZTransientAnalysis< TRANSIENTCLASS >::ComputeLinearTangentMatrix(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis().

◆ fNewtonMaxIter

template<class TRANSIENTCLASS >

int TPZTransientAnalysis< TRANSIENTCLASS >::fNewtonMaxIter

protected

Max iteration number of Newton's method.

Definition at line 134 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetNewtonConvergence().

◆ fNewtonTol

template<class TRANSIENTCLASS >

REAL TPZTransientAnalysis< TRANSIENTCLASS >::fNewtonTol

protected

Tolerance of Newton's method.

Definition at line 137 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetNewtonConvergence().

◆ fNIter

template<class TRANSIENTCLASS >

int TPZTransientAnalysis< TRANSIENTCLASS >::fNIter

protected

Number of iterations counting from fCurrentIter to fCurrentIter+fNIter.

Definition at line 109 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetConvergence().

◆ fSavedSolutionVec

template<class TRANSIENTCLASS >

std::list< std::pair< TPZFMatrix<STATE>, STATE> > TPZTransientAnalysis< TRANSIENTCLASS >::fSavedSolutionVec

protected

Attribute to store solution vectors during process. Pair of (solution vec, simulation time)

This attribute is cleaned every time Run method is called

Definition at line 128 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::GetSavedSolutions(), TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), TPZTransientAnalysis< TRANSIENTCLASS >::SaveCurrentSolutionVec(), and TPZTransientAnalysis< TRANSIENTCLASS >::~TPZTransientAnalysis().

◆ fSaveFrequency

template<class TRANSIENTCLASS >

int TPZTransientAnalysis< TRANSIENTCLASS >::fSaveFrequency

protected

Frequency which solution must be saved in DX file.

Definition at line 118 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetSaveFrequency().

◆ fSaveSolutionVecFrequency

template<class TRANSIENTCLASS >

int TPZTransientAnalysis< TRANSIENTCLASS >::fSaveSolutionVecFrequency

protected

Frequency which solution vector must be saved.

Zero (default value) means no solution vector but the current one is saved.

Definition at line 124 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::SaveCurrentSolutionVec(), TPZTransientAnalysis< TRANSIENTCLASS >::SetSaveSolution(), and TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis().

◆ fSteadyTol

template<class TRANSIENTCLASS >

REAL TPZTransientAnalysis< TRANSIENTCLASS >::fSteadyTol

protected

Tolerance to consider the problem solution as steady state.

Definition at line 112 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SetConvergence().

◆ fTimeStep

template<class TRANSIENTCLASS >

REAL TPZTransientAnalysis< TRANSIENTCLASS >::fTimeStep

protected

Simulation time step.

Definition at line 103 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::TimeStep(), and TPZTransientAnalysis< TRANSIENTCLASS >::TPZTransientAnalysis().

◆ gTime

template<class TRANSIENTCLASS >

double TPZTransientAnalysis< TRANSIENTCLASS >::gTime

static

Static attribute storing the current time of simulation.

Definition at line 35 of file pztransientanalysis.h.

Referenced by TPZTransientAnalysis< TRANSIENTCLASS >::GetgTime(), TPZTransientAnalysis< TRANSIENTCLASS >::PostProcess(), TPZTransientAnalysis< TRANSIENTCLASS >::RunExplicit(), TPZTransientAnalysis< TRANSIENTCLASS >::RunTransient(), and TPZTransientAnalysis< TRANSIENTCLASS >::SaveCurrentSolutionVec().

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

Analysis/pztransientanalysis.h
Analysis/pztransientanalysis.cpp

Public Member Functions

Static Public Attributes

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

template<class TRANSIENTCLASS> class TPZTransientAnalysis< TRANSIENTCLASS >

Constructor & Destructor Documentation

◆ TPZTransientAnalysis()

◆ ~TPZTransientAnalysis()

Member Function Documentation

◆ Assemble()

◆ ComputeFluxOnly()

◆ ComputeLinearTangentMatrix()

◆ ComputeMassMatrix()

◆ GetCurrentIter()

◆ GetgTime()

◆ GetSavedSolutions()

◆ PostProcess() [1/3]

◆ PostProcess() [2/3]

◆ PostProcess() [3/3]

◆ RunExplicit()

◆ RunTransient()

◆ SaveCurrentSolutionVec()

◆ SetAllMaterialsDeltaT()

◆ SetConvergence()

◆ SetCurrentState()

◆ SetExplicit()

◆ SetFluxOnly()

◆ SetImplicit()

◆ SetInitialSolution()

◆ SetInitialSolutionAsZero()

◆ SetLastState()

◆ SetMassMatrix()

◆ SetNewtonConvergence()

◆ SetSaveFrequency()

◆ SetSaveSolution()

◆ TimeStep()

Member Data Documentation

◆ fCurrentIter

◆ fDXResolution

◆ fForceAllSteps

◆ fIsLinearProblem

◆ fNewtonMaxIter

◆ fNewtonTol

◆ fNIter

◆ fSavedSolutionVec

◆ fSaveFrequency

◆ fSaveSolutionVecFrequency

◆ fSteadyTol

◆ fTimeStep

◆ gTime

template<class TRANSIENTCLASS>
class TPZTransientAnalysis< TRANSIENTCLASS >