MFEM  v4.2.0
Finite element discretization library
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mfem::ParComplexGridFunction Class Reference

#include <complex_fem.hpp>

Inheritance diagram for mfem::ParComplexGridFunction:
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Collaboration diagram for mfem::ParComplexGridFunction:
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Public Member Functions

 ParComplexGridFunction (ParFiniteElementSpace *pf)
 Construct a ParComplexGridFunction associated with the ParFiniteElementSpace *pf. More...
 
void Update ()
 
ParComplexGridFunctionoperator= (const std::complex< double > &value)
 Assign constant values to the ParComplexGridFunction data. More...
 
virtual void ProjectCoefficient (Coefficient &real_coeff, Coefficient &imag_coeff)
 
virtual void ProjectCoefficient (VectorCoefficient &real_vcoeff, VectorCoefficient &imag_vcoeff)
 
virtual void ProjectBdrCoefficient (Coefficient &real_coeff, Coefficient &imag_coeff, Array< int > &attr)
 
virtual void ProjectBdrCoefficientNormal (VectorCoefficient &real_coeff, VectorCoefficient &imag_coeff, Array< int > &attr)
 
virtual void ProjectBdrCoefficientTangent (VectorCoefficient &real_coeff, VectorCoefficient &imag_coeff, Array< int > &attr)
 
void Distribute (const Vector *tv)
 
void Distribute (const Vector &tv)
 
void ParallelProject (Vector &tv) const
 Returns the vector restricted to the true dofs. More...
 
FiniteElementSpaceFESpace ()
 
const FiniteElementSpaceFESpace () const
 
ParFiniteElementSpaceParFESpace ()
 
const ParFiniteElementSpaceParFESpace () const
 
ParGridFunctionreal ()
 
ParGridFunctionimag ()
 
const ParGridFunctionreal () const
 
const ParGridFunctionimag () const
 
void Sync ()
 
void SyncAlias ()
 
virtual double ComputeL2Error (Coefficient &exsolr, Coefficient &exsoli, const IntegrationRule *irs[]=NULL) const
 
virtual double ComputeL2Error (VectorCoefficient &exsolr, VectorCoefficient &exsoli, const IntegrationRule *irs[]=NULL, Array< int > *elems=NULL) const
 
virtual ~ParComplexGridFunction ()
 Destroys grid function. More...
 
- Public Member Functions inherited from mfem::Vector
 Vector ()
 Default constructor for Vector. Sets size = 0 and data = NULL. More...
 
 Vector (const Vector &)
 Copy constructor. Allocates a new data array and copies the data. More...
 
 Vector (int s)
 Creates vector of size s. More...
 
 Vector (double *_data, int _size)
 Creates a vector referencing an array of doubles, owned by someone else. More...
 
 Vector (int size_, MemoryType mt)
 Create a Vector of size size_ using MemoryType mt. More...
 
void UseDevice (bool use_dev) const
 Enable execution of Vector operations using the mfem::Device. More...
 
bool UseDevice () const
 Return the device flag of the Memory object used by the Vector. More...
 
void Load (std::istream **in, int np, int *dim)
 Reads a vector from multiple files. More...
 
void Load (std::istream &in, int Size)
 Load a vector from an input stream. More...
 
void Load (std::istream &in)
 Load a vector from an input stream, reading the size from the stream. More...
 
void SetSize (int s)
 Resize the vector to size s. More...
 
void SetSize (int s, MemoryType mt)
 Resize the vector to size s using MemoryType mt. More...
 
void SetSize (int s, Vector &v)
 Resize the vector to size s using the MemoryType of v. More...
 
void SetData (double *d)
 
void SetDataAndSize (double *d, int s)
 Set the Vector data and size. More...
 
void NewDataAndSize (double *d, int s)
 Set the Vector data and size, deleting the old data, if owned. More...
 
void NewMemoryAndSize (const Memory< double > &mem, int s, bool own_mem)
 Reset the Vector to use the given external Memory mem and size s. More...
 
void MakeRef (Vector &base, int offset, int size)
 Reset the Vector to be a reference to a sub-vector of base. More...
 
void MakeRef (Vector &base, int offset)
 Reset the Vector to be a reference to a sub-vector of base without changing its current size. More...
 
void MakeDataOwner () const
 Set the Vector data (host pointer) ownership flag. More...
 
void Destroy ()
 Destroy a vector. More...
 
int Size () const
 Returns the size of the vector. More...
 
int Capacity () const
 Return the size of the currently allocated data array. More...
 
double * GetData () const
 Return a pointer to the beginning of the Vector data. More...
 
 operator double * ()
 Conversion to double *. More...
 
 operator const double * () const
 Conversion to const double *. More...
 
Memory< double > & GetMemory ()
 Return a reference to the Memory object used by the Vector. More...
 
const Memory< double > & GetMemory () const
 Return a reference to the Memory object used by the Vector, const version. More...
 
void SyncMemory (const Vector &v)
 Update the memory location of the vector to match v. More...
 
void SyncAliasMemory (const Vector &v)
 Update the alias memory location of the vector to match v. More...
 
bool OwnsData () const
 Read the Vector data (host pointer) ownership flag. More...
 
void StealData (double **p)
 Changes the ownership of the data; after the call the Vector is empty. More...
 
double * StealData ()
 Changes the ownership of the data; after the call the Vector is empty. More...
 
double & Elem (int i)
 Access Vector entries. Index i = 0 .. size-1. More...
 
const double & Elem (int i) const
 Read only access to Vector entries. Index i = 0 .. size-1. More...
 
double & operator() (int i)
 Access Vector entries using () for 0-based indexing. More...
 
const double & operator() (int i) const
 Read only access to Vector entries using () for 0-based indexing. More...
 
double operator* (const double *) const
 Dot product with a double * array. More...
 
double operator* (const Vector &v) const
 Return the inner-product. More...
 
Vectoroperator= (const double *v)
 Copy Size() entries from v. More...
 
Vectoroperator= (const Vector &v)
 Copy assignment. More...
 
Vectoroperator= (double value)
 Redefine '=' for vector = constant. More...
 
Vectoroperator*= (double c)
 
Vectoroperator/= (double c)
 
Vectoroperator-= (double c)
 
Vectoroperator-= (const Vector &v)
 
Vectoroperator+= (double c)
 
Vectoroperator+= (const Vector &v)
 
VectorAdd (const double a, const Vector &Va)
 (*this) += a * Va More...
 
VectorSet (const double a, const Vector &x)
 (*this) = a * x More...
 
void SetVector (const Vector &v, int offset)
 
void Neg ()
 (*this) = -(*this) More...
 
void Swap (Vector &other)
 Swap the contents of two Vectors. More...
 
void median (const Vector &lo, const Vector &hi)
 v = median(v,lo,hi) entrywise. Implementation assumes lo <= hi. More...
 
void GetSubVector (const Array< int > &dofs, Vector &elemvect) const
 Extract entries listed in dofs to the output Vector elemvect. More...
 
void GetSubVector (const Array< int > &dofs, double *elem_data) const
 Extract entries listed in dofs to the output array elem_data. More...
 
void SetSubVector (const Array< int > &dofs, const double value)
 Set the entries listed in dofs to the given value. More...
 
void SetSubVector (const Array< int > &dofs, const Vector &elemvect)
 Set the entries listed in dofs to the values given in the elemvect Vector. Negative dof values cause the -dof-1 position in this Vector to receive the -val from elemvect. More...
 
void SetSubVector (const Array< int > &dofs, double *elem_data)
 Set the entries listed in dofs to the values given the , elem_data array. Negative dof values cause the -dof-1 position in this Vector to receive the -val from elem_data. More...
 
void AddElementVector (const Array< int > &dofs, const Vector &elemvect)
 Add elements of the elemvect Vector to the entries listed in dofs. Negative dof values cause the -dof-1 position in this Vector to add the -val from elemvect. More...
 
void AddElementVector (const Array< int > &dofs, double *elem_data)
 Add elements of the elem_data array to the entries listed in dofs. Negative dof values cause the -dof-1 position in this Vector to add the -val from elem_data. More...
 
void AddElementVector (const Array< int > &dofs, const double a, const Vector &elemvect)
 Add times the elements of the elemvect Vector to the entries listed in dofs. Negative dof values cause the -dof-1 position in this Vector to add the -a*val from elemvect. More...
 
void SetSubVectorComplement (const Array< int > &dofs, const double val)
 Set all vector entries NOT in the dofs Array to the given val. More...
 
void Print (std::ostream &out=mfem::out, int width=8) const
 Prints vector to stream out. More...
 
void Print (adios2stream &out, const std::string &variable_name) const
 
void Print_HYPRE (std::ostream &out) const
 Prints vector to stream out in HYPRE_Vector format. More...
 
void Randomize (int seed=0)
 Set random values in the vector. More...
 
double Norml2 () const
 Returns the l2 norm of the vector. More...
 
double Normlinf () const
 Returns the l_infinity norm of the vector. More...
 
double Norml1 () const
 Returns the l_1 norm of the vector. More...
 
double Normlp (double p) const
 Returns the l_p norm of the vector. More...
 
double Max () const
 Returns the maximal element of the vector. More...
 
double Min () const
 Returns the minimal element of the vector. More...
 
double Sum () const
 Return the sum of the vector entries. More...
 
double DistanceSquaredTo (const double *p) const
 Compute the square of the Euclidean distance to another vector. More...
 
double DistanceTo (const double *p) const
 Compute the Euclidean distance to another vector. More...
 
int CheckFinite () const
 Count the number of entries in the Vector for which isfinite is false, i.e. the entry is a NaN or +/-Inf. More...
 
virtual ~Vector ()
 Destroys vector. More...
 
const double * Read (bool on_dev=true) const
 Shortcut for mfem::Read(vec.GetMemory(), vec.Size(), on_dev). More...
 
const double * HostRead () const
 Shortcut for mfem::Read(vec.GetMemory(), vec.Size(), false). More...
 
double * Write (bool on_dev=true)
 Shortcut for mfem::Write(vec.GetMemory(), vec.Size(), on_dev). More...
 
double * HostWrite ()
 Shortcut for mfem::Write(vec.GetMemory(), vec.Size(), false). More...
 
double * ReadWrite (bool on_dev=true)
 Shortcut for mfem::ReadWrite(vec.GetMemory(), vec.Size(), on_dev). More...
 
double * HostReadWrite ()
 Shortcut for mfem::ReadWrite(vec.GetMemory(), vec.Size(), false). More...
 
MFEM_DEPRECATED Vector (N_Vector nv)
 (DEPRECATED) Construct a wrapper Vector from SUNDIALS N_Vector. More...
 
virtual MFEM_DEPRECATED N_Vector ToNVector ()
 (DEPRECATED) Return a new wrapper SUNDIALS N_Vector of type SUNDIALS_NVEC_SERIAL. More...
 
virtual MFEM_DEPRECATED void ToNVector (N_Vector &nv, long global_length=0)
 Update an existing wrapper SUNDIALS N_Vector to point to this Vector. More...
 

Protected Member Functions

void Destroy ()
 

Additional Inherited Members

- Protected Attributes inherited from mfem::Vector
Memory< double > data
 
int size
 

Detailed Description

Class for parallel complex-valued grid function - real + imaginary part Vector with associated parallel FE space.

Definition at line 331 of file complex_fem.hpp.

Constructor & Destructor Documentation

mfem::ParComplexGridFunction::ParComplexGridFunction ( ParFiniteElementSpace pf)

Construct a ParComplexGridFunction associated with the ParFiniteElementSpace *pf.

Definition at line 640 of file complex_fem.cpp.

virtual mfem::ParComplexGridFunction::~ParComplexGridFunction ( )
inlinevirtual

Destroys grid function.

Definition at line 414 of file complex_fem.hpp.

Member Function Documentation

virtual double mfem::ParComplexGridFunction::ComputeL2Error ( Coefficient exsolr,
Coefficient exsoli,
const IntegrationRule irs[] = NULL 
) const
inlinevirtual

Definition at line 394 of file complex_fem.hpp.

virtual double mfem::ParComplexGridFunction::ComputeL2Error ( VectorCoefficient exsolr,
VectorCoefficient exsoli,
const IntegrationRule irs[] = NULL,
Array< int > *  elems = NULL 
) const
inlinevirtual

Definition at line 402 of file complex_fem.hpp.

void mfem::ParComplexGridFunction::Destroy ( )
inlineprotected

Definition at line 339 of file complex_fem.hpp.

void mfem::ParComplexGridFunction::Distribute ( const Vector tv)

Definition at line 773 of file complex_fem.cpp.

void mfem::ParComplexGridFunction::Distribute ( const Vector tv)
inline

Definition at line 369 of file complex_fem.hpp.

FiniteElementSpace* mfem::ParComplexGridFunction::FESpace ( )
inline

Definition at line 374 of file complex_fem.hpp.

const FiniteElementSpace* mfem::ParComplexGridFunction::FESpace ( ) const
inline

Definition at line 375 of file complex_fem.hpp.

ParGridFunction& mfem::ParComplexGridFunction::imag ( )
inline

Definition at line 381 of file complex_fem.hpp.

const ParGridFunction& mfem::ParComplexGridFunction::imag ( ) const
inline

Definition at line 383 of file complex_fem.hpp.

ParComplexGridFunction& mfem::ParComplexGridFunction::operator= ( const std::complex< double > &  value)
inline

Assign constant values to the ParComplexGridFunction data.

Definition at line 350 of file complex_fem.hpp.

void mfem::ParComplexGridFunction::ParallelProject ( Vector tv) const

Returns the vector restricted to the true dofs.

Definition at line 791 of file complex_fem.cpp.

ParFiniteElementSpace* mfem::ParComplexGridFunction::ParFESpace ( )
inline

Definition at line 377 of file complex_fem.hpp.

const ParFiniteElementSpace* mfem::ParComplexGridFunction::ParFESpace ( ) const
inline

Definition at line 378 of file complex_fem.hpp.

void mfem::ParComplexGridFunction::ProjectBdrCoefficient ( Coefficient real_coeff,
Coefficient imag_coeff,
Array< int > &  attr 
)
virtual

Definition at line 730 of file complex_fem.cpp.

void mfem::ParComplexGridFunction::ProjectBdrCoefficientNormal ( VectorCoefficient real_coeff,
VectorCoefficient imag_coeff,
Array< int > &  attr 
)
virtual

Definition at line 743 of file complex_fem.cpp.

void mfem::ParComplexGridFunction::ProjectBdrCoefficientTangent ( VectorCoefficient real_coeff,
VectorCoefficient imag_coeff,
Array< int > &  attr 
)
virtual

Definition at line 758 of file complex_fem.cpp.

void mfem::ParComplexGridFunction::ProjectCoefficient ( Coefficient real_coeff,
Coefficient imag_coeff 
)
virtual

Definition at line 706 of file complex_fem.cpp.

void mfem::ParComplexGridFunction::ProjectCoefficient ( VectorCoefficient real_vcoeff,
VectorCoefficient imag_vcoeff 
)
virtual

Definition at line 718 of file complex_fem.cpp.

ParGridFunction& mfem::ParComplexGridFunction::real ( )
inline

Definition at line 380 of file complex_fem.hpp.

const ParGridFunction& mfem::ParComplexGridFunction::real ( ) const
inline

Definition at line 382 of file complex_fem.hpp.

void mfem::ParComplexGridFunction::Sync ( )
inline

Update the memory location of the real and imaginary ParGridFunction pgfr and pgfi to match the ParComplexGridFunction.

Definition at line 387 of file complex_fem.hpp.

void mfem::ParComplexGridFunction::SyncAlias ( )
inline

Update the alias memory location of the real and imaginary ParGridFunction pgfr and pgfi to match the ParComplexGridFunction.

Definition at line 391 of file complex_fem.hpp.

void mfem::ParComplexGridFunction::Update ( )

Definition at line 654 of file complex_fem.cpp.


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