libMesh
Public Member Functions | Static Public Member Functions | Protected Types | Protected Member Functions | Static Protected Attributes | List of all members
EIM_F Struct Reference

#include <assembly.h>

Inheritance diagram for EIM_F:
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Public Member Functions

 EIM_F (RBEIMConstruction &rb_eim_con_in, unsigned int basis_function_index_in)
 
virtual void interior_assembly (FEMContext &c)
 Perform the element interior assembly. More...
 
virtual void evaluate_basis_function (unsigned int var, const Elem &element, const QBase &element_qrule, std::vector< Number > &values)
 Evaluate variable var_number of this object's EIM basis function at the points qpoints. More...
 
RBEIMConstruction & get_rb_eim_construction ()
 Get a reference to the RBEIMConstruction object. More...
 
NumericVector< Number > & get_ghosted_basis_function ()
 Get a reference to the ghosted_basis_function. More...
 
FEBase & get_fe ()
 Retrieve the FE object. More...
 
virtual void boundary_assembly (FEMContext &)
 Perform the element boundary assembly. More...
 
virtual void get_nodal_values (std::vector< dof_id_type > &, DenseMatrix< Number > &, DenseVector< Number > &, const System &, const Node &)
 Get values to add to the matrix or rhs vector based on node. More...
 

Static Public Member Functions

static std::string get_info ()
 Gets a string containing the reference information. More...
 
static void print_info (std::ostream &out=libMesh::out)
 Prints the reference information, by default to libMesh::out. More...
 
static unsigned int n_objects ()
 Prints the number of outstanding (created, but not yet destroyed) objects. More...
 
static void enable_print_counter_info ()
 Methods to enable/disable the reference counter output from print_info() More...
 
static void disable_print_counter_info ()
 

Protected Types

typedef std::map< std::string, std::pair< unsigned int, unsigned int > > Counts
 Data structure to log the information. More...
 

Protected Member Functions

void increment_constructor_count (const std::string &name)
 Increments the construction counter. More...
 
void increment_destructor_count (const std::string &name)
 Increments the destruction counter. More...
 

Static Protected Attributes

static Counts _counts
 Actually holds the data. More...
 
static Threads::atomic< unsigned int > _n_objects
 The number of objects. More...
 
static Threads::spin_mutex _mutex
 Mutual exclusion object to enable thread-safe reference counting. More...
 
static bool _enable_print_counter
 Flag to control whether reference count information is printed when print_info is called. More...
 

Detailed Description

Definition at line 109 of file assembly.h.

Member Typedef Documentation

◆ Counts

typedef std::map<std::string, std::pair<unsigned int, unsigned int> > libMesh::ReferenceCounter::Counts
protectedinherited

Data structure to log the information.

The log is identified by the class name.

Definition at line 117 of file reference_counter.h.

Constructor & Destructor Documentation

◆ EIM_F()

EIM_F::EIM_F ( RBEIMConstruction rb_eim_con_in,
unsigned int  basis_function_index_in 
)

Definition at line 111 of file assembly.h.

112  :
113  RBEIMAssembly(rb_eim_con_in,
114  basis_function_index_in)
115  {}
RBEIMAssembly(RBEIMConstruction &rb_eim_con_in, unsigned int basis_function_index_in)
Constructor.

Member Function Documentation

◆ boundary_assembly()

virtual void libMesh::ElemAssembly::boundary_assembly ( FEMContext )
virtualinherited

Perform the element boundary assembly.

Reimplemented in Output0, F0, A3, AssemblyA2, A2, AssemblyF2, AssemblyF1, AssemblyA1, AssemblyF0, and AssemblyA0.

Definition at line 62 of file elem_assembly.h.

62 { }

◆ disable_print_counter_info()

static void libMesh::ReferenceCounter::disable_print_counter_info ( )
staticinherited

◆ enable_print_counter_info()

static void libMesh::ReferenceCounter::enable_print_counter_info ( )
staticinherited

Methods to enable/disable the reference counter output from print_info()

◆ evaluate_basis_function()

virtual void libMesh::RBEIMAssembly::evaluate_basis_function ( unsigned int  var,
const Elem element,
const QBase element_qrule,
std::vector< Number > &  values 
)
virtualinherited

Evaluate variable var_number of this object's EIM basis function at the points qpoints.

Fill values with the basis function values.

Referenced by interior_assembly(), and AssemblyEIM::interior_assembly().

◆ get_fe()

FEBase& libMesh::RBEIMAssembly::get_fe ( )
inherited

Retrieve the FE object.

◆ get_ghosted_basis_function()

NumericVector<Number>& libMesh::RBEIMAssembly::get_ghosted_basis_function ( )
inherited

Get a reference to the ghosted_basis_function.

◆ get_info()

static std::string libMesh::ReferenceCounter::get_info ( )
staticinherited

Gets a string containing the reference information.

◆ get_nodal_values()

virtual void libMesh::ElemAssembly::get_nodal_values ( std::vector< dof_id_type > &  ,
DenseMatrix< Number > &  ,
DenseVector< Number > &  ,
const System ,
const Node  
)
virtualinherited

Get values to add to the matrix or rhs vector based on node.

This allows one to impose point loads or springs, for example.

Definition at line 69 of file elem_assembly.h.

74  {
75  // Do nothing by default
76  }

◆ get_rb_eim_construction()

RBEIMConstruction& libMesh::RBEIMAssembly::get_rb_eim_construction ( )
inherited

Get a reference to the RBEIMConstruction object.

◆ increment_constructor_count()

void libMesh::ReferenceCounter::increment_constructor_count ( const std::string &  name)
protectedinherited

Increments the construction counter.

Should be called in the constructor of any derived class that will be reference counted.

Definition at line 181 of file reference_counter.h.

References libMesh::ReferenceCounter::_counts, libMesh::Quality::name(), and libMesh::Threads::spin_mtx.

Referenced by libMesh::ReferenceCountedObject< RBParametrized >::ReferenceCountedObject().

182 {
183  Threads::spin_mutex::scoped_lock lock(Threads::spin_mtx);
184  std::pair<unsigned int, unsigned int> & p = _counts[name];
185 
186  p.first++;
187 }
std::string name(const ElemQuality q)
static Counts _counts
Actually holds the data.
spin_mutex spin_mtx
A convenient spin mutex object which can be used for obtaining locks.

◆ increment_destructor_count()

void libMesh::ReferenceCounter::increment_destructor_count ( const std::string &  name)
protectedinherited

Increments the destruction counter.

Should be called in the destructor of any derived class that will be reference counted.

Definition at line 194 of file reference_counter.h.

References libMesh::ReferenceCounter::_counts, libMesh::Quality::name(), and libMesh::Threads::spin_mtx.

Referenced by libMesh::ReferenceCountedObject< RBParametrized >::~ReferenceCountedObject().

195 {
196  Threads::spin_mutex::scoped_lock lock(Threads::spin_mtx);
197  std::pair<unsigned int, unsigned int> & p = _counts[name];
198 
199  p.second++;
200 }
std::string name(const ElemQuality q)
static Counts _counts
Actually holds the data.
spin_mutex spin_mtx
A convenient spin mutex object which can be used for obtaining locks.

◆ interior_assembly()

virtual void EIM_F::interior_assembly ( FEMContext )
virtual

Perform the element interior assembly.

Reimplemented from libMesh::ElemAssembly.

Definition at line 117 of file assembly.h.

References libMesh::RBEIMAssembly::evaluate_basis_function(), libMesh::DiffContext::get_dof_indices(), libMesh::FEMContext::get_elem(), libMesh::DiffContext::get_elem_residual(), libMesh::FEMContext::get_element_fe(), libMesh::FEMContext::get_element_qrule(), and libMesh::QBase::n_points().

118  {
119  // PDE variable number
120  const unsigned int u_var = 0;
121 
122  FEBase * elem_fe = nullptr;
123  c.get_element_fe(u_var, elem_fe);
124 
125  // EIM variable number
126  const unsigned int eim_var = 0;
127 
128  const std::vector<Real> & JxW = elem_fe->get_JxW();
129 
130  const std::vector<std::vector<Real>> & phi = elem_fe->get_phi();
131 
132  // The number of local degrees of freedom in each variable
133  const unsigned int n_u_dofs = c.get_dof_indices(u_var).size();
134 
135  // Now we will build the affine operator
136  unsigned int n_qpoints = c.get_element_qrule().n_points();
137 
138  std::vector<Number> eim_values;
139  evaluate_basis_function(eim_var,
140  c.get_elem(),
141  c.get_element_qrule(),
142  eim_values);
143 
144  for (unsigned int qp=0; qp != n_qpoints; qp++)
145  for (unsigned int i=0; i != n_u_dofs; i++)
146  c.get_elem_residual()(i) += JxW[qp] * (eim_values[qp]*phi[i][qp]);
147  }
virtual void evaluate_basis_function(unsigned int var, const Elem &element, const QBase &element_qrule, std::vector< Number > &values)
Evaluate variable var_number of this object&#39;s EIM basis function at the points qpoints.
FEGenericBase< Real > FEBase

◆ n_objects()

static unsigned int libMesh::ReferenceCounter::n_objects ( )
staticinherited

Prints the number of outstanding (created, but not yet destroyed) objects.

Definition at line 83 of file reference_counter.h.

References libMesh::ReferenceCounter::_n_objects.

84  { return _n_objects; }
static Threads::atomic< unsigned int > _n_objects
The number of objects.

◆ print_info()

static void libMesh::ReferenceCounter::print_info ( std::ostream &  out = libMesh::out)
staticinherited

Prints the reference information, by default to libMesh::out.

Member Data Documentation

◆ _counts

Counts libMesh::ReferenceCounter::_counts
staticprotectedinherited

◆ _enable_print_counter

bool libMesh::ReferenceCounter::_enable_print_counter
staticprotectedinherited

Flag to control whether reference count information is printed when print_info is called.

Definition at line 141 of file reference_counter.h.

◆ _mutex

Threads::spin_mutex libMesh::ReferenceCounter::_mutex
staticprotectedinherited

Mutual exclusion object to enable thread-safe reference counting.

Definition at line 135 of file reference_counter.h.

◆ _n_objects

Threads::atomic<unsigned int> libMesh::ReferenceCounter::_n_objects
staticprotectedinherited

The number of objects.

Print the reference count information when the number returns to 0.

Definition at line 130 of file reference_counter.h.

Referenced by libMesh::ReferenceCounter::n_objects(), libMesh::ReferenceCounter::ReferenceCounter(), and libMesh::ReferenceCounter::~ReferenceCounter().


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