libMesh::RBThetaExpansion Class Reference

#include <rb_theta_expansion.h>

Inheritance diagram for libMesh::RBThetaExpansion:

[legend]

List of all members.

Public Member Functions
	RBThetaExpansion ()
virtual	~RBThetaExpansion ()
Number	eval_A_theta (unsigned int q, const RBParameters &mu)
Number	eval_F_theta (unsigned int q, const RBParameters &mu)
Number	eval_output_theta (unsigned int output_index, unsigned int q_l, const RBParameters &mu)
unsigned int	get_n_A_terms () const
unsigned int	get_n_F_terms () const
unsigned int	get_n_outputs () const
unsigned int	get_n_output_terms (unsigned int output_index) const
virtual void	attach_A_theta (RBTheta *theta_q_a)
virtual void	attach_multiple_A_theta (std::vector< RBTheta * > theta_q_a)
virtual void	attach_F_theta (RBTheta *theta_q_f)
virtual void	attach_multiple_F_theta (std::vector< RBTheta * > theta_q_f)
virtual void	attach_output_theta (std::vector< RBTheta * > theta_q_l)
virtual void	attach_output_theta (RBTheta *theta_q_l)
Static Public Member Functions
static std::string	get_info ()
static void	print_info (std::ostream &out=libMesh::out)
static unsigned int	n_objects ()
static void	enable_print_counter_info ()
static void	disable_print_counter_info ()
Protected Types
typedef std::map< std::string, std::pair< unsigned int, unsigned int > >	Counts
Protected Member Functions
void	increment_constructor_count (const std::string &name)
void	increment_destructor_count (const std::string &name)
Static Protected Attributes
static Counts	_counts
static Threads::atomic < unsigned int >	_n_objects
static Threads::spin_mutex	_mutex
static bool	_enable_print_counter = true
Private Attributes
std::vector< RBTheta * >	_A_theta_vector
std::vector< RBTheta * >	_F_theta_vector
std::vector< std::vector < RBTheta * > >	_output_theta_vector

---

Detailed Description

This class stores the set of RBTheta functor objects that define the "parameter-dependent expansion" of a PDE.

Author:

David J. Knezevic, 2011

Definition at line 46 of file rb_theta_expansion.h.

---

Member Typedef Documentation

typedef std::map<std::string, std::pair<unsigned int, unsigned int> > libMesh::ReferenceCounter::Counts [protected, inherited]

Data structure to log the information. The log is identified by the class name.

Definition at line 113 of file reference_counter.h.

---

Constructor & Destructor Documentation

libMesh::RBThetaExpansion::RBThetaExpansion

(

)

Constructor.

virtual libMesh::RBThetaExpansion::~RBThetaExpansion

(

)

[inline, virtual]

Destructor.

Definition at line 58 of file rb_theta_expansion.h.

{}

---

Member Function Documentation

virtual void libMesh::RBThetaExpansion::attach_A_theta

(

RBTheta *

theta_q_a

)

[virtual]

Attach a pointer to a functor object that defines one of the theta_q_a terms.

virtual void libMesh::RBThetaExpansion::attach_F_theta

(

RBTheta *

theta_q_f

)

[virtual]

Attach a pointer to a functor object that defines one of the theta_q_a terms.

virtual void libMesh::RBThetaExpansion::attach_multiple_A_theta

(

std::vector< RBTheta * >

theta_q_a

)

[virtual]

Attach a vector of pointers to functor objects that each define one of the theta_q_a terms.

virtual void libMesh::RBThetaExpansion::attach_multiple_F_theta

(

std::vector< RBTheta * >

theta_q_f

)

[virtual]

Attach a vector of pointers to functor objects that each define one of the theta_q_f terms.

virtual void libMesh::RBThetaExpansion::attach_output_theta

(

RBTheta *

theta_q_l

)

[virtual]

Attach a pointer to a functor object that defines one of the outputs.

virtual void libMesh::RBThetaExpansion::attach_output_theta

(

std::vector< RBTheta * >

theta_q_l

)

[virtual]

Attach a vector of pointers to functor objects that define one of the outputs.

void libMesh::ReferenceCounter::disable_print_counter_info

(

)

[static, inherited]

Definition at line 106 of file reference_counter.C.

References libMesh::ReferenceCounter::_enable_print_counter.

{
  _enable_print_counter = false;
  return;
}

void libMesh::ReferenceCounter::enable_print_counter_info

(

)

[static, inherited]

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

Definition at line 100 of file reference_counter.C.

References libMesh::ReferenceCounter::_enable_print_counter.

{
  _enable_print_counter = true;
  return;
}

Number libMesh::RBThetaExpansion::eval_A_theta	(	unsigned int	q,
		const RBParameters &	mu
	)

Evaluate theta_q_a at the current parameter. Overload if the theta functions need to be treated differently in subclasses.

Number libMesh::RBThetaExpansion::eval_F_theta	(	unsigned int	q,
		const RBParameters &	mu
	)

Evaluate theta_q_f at the current parameter.

Number libMesh::RBThetaExpansion::eval_output_theta	(	unsigned int	output_index,
		unsigned int	q_l,
		const RBParameters &	mu
	)

Evaluate theta_q_l at the current parameter.

std::string libMesh::ReferenceCounter::get_info

(

)

[static, inherited]

Gets a string containing the reference information.

Definition at line 47 of file reference_counter.C.

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

Referenced by libMesh::ReferenceCounter::print_info().

{
#if defined(LIBMESH_ENABLE_REFERENCE_COUNTING) && defined(DEBUG)

  std::ostringstream oss;

  oss << '\n'
      << " ---------------------------------------------------------------------------- \n"
      << "| Reference count information                                                |\n"
      << " ---------------------------------------------------------------------------- \n";

  for (Counts::iterator it = _counts.begin();
       it != _counts.end(); ++it)
    {
      const std::string name(it->first);
      const unsigned int creations    = it->second.first;
      const unsigned int destructions = it->second.second;

      oss << "| " << name << " reference count information:\n"
          << "|  Creations:    " << creations    << '\n'
          << "|  Destructions: " << destructions << '\n';
    }

  oss << " ---------------------------------------------------------------------------- \n";

  return oss.str();

#else

  return "";

#endif
}

unsigned int libMesh::RBThetaExpansion::get_n_A_terms

(

)

const

Get Q_a, the number of terms in the affine expansion for the bilinear form.

unsigned int libMesh::RBThetaExpansion::get_n_F_terms

(

)

const

Get Q_f, the number of terms in the affine expansion for the right-hand side.

unsigned int libMesh::RBThetaExpansion::get_n_output_terms

(

unsigned int

output_index

)

const

Get the number of affine terms associated with the specified output.

unsigned int libMesh::RBThetaExpansion::get_n_outputs

(

)

const

Get n_outputs, the number output functionals.

void libMesh::ReferenceCounter::increment_constructor_count

(

const std::string &

name

)

[inline, protected, inherited]

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

Definition at line 163 of file reference_counter.h.

References libMesh::ReferenceCounter::_counts, and libMesh::Threads::spin_mtx.

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

{
  Threads::spin_mutex::scoped_lock lock(Threads::spin_mtx);
  std::pair<unsigned int, unsigned int>& p = _counts[name];

  p.first++;
}

void libMesh::ReferenceCounter::increment_destructor_count

(

const std::string &

name

)

[inline, protected, inherited]

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

Definition at line 176 of file reference_counter.h.

References libMesh::ReferenceCounter::_counts, and libMesh::Threads::spin_mtx.

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

{
  Threads::spin_mutex::scoped_lock lock(Threads::spin_mtx);
  std::pair<unsigned int, unsigned int>& p = _counts[name];

  p.second++;
}

static unsigned int libMesh::ReferenceCounter::n_objects

(

)

[inline, static, inherited]

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

Definition at line 79 of file reference_counter.h.

References libMesh::ReferenceCounter::_n_objects.

  { return _n_objects; }

void libMesh::ReferenceCounter::print_info

(

std::ostream &

out = libMesh::out

)

[static, inherited]

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

Definition at line 88 of file reference_counter.C.

References libMesh::ReferenceCounter::_enable_print_counter, and libMesh::ReferenceCounter::get_info().

{
  if( _enable_print_counter ) out_stream << ReferenceCounter::get_info();
}

---

Member Data Documentation

std::vector<RBTheta*> libMesh::RBThetaExpansion::_A_theta_vector [private]

Vector storing the pointers to the RBTheta functors for A.

Definition at line 145 of file rb_theta_expansion.h.

ReferenceCounter::Counts libMesh::ReferenceCounter::_counts [static, protected, inherited]

Actually holds the data.

Definition at line 118 of file reference_counter.h.

Referenced by libMesh::ReferenceCounter::get_info(), libMesh::ReferenceCounter::increment_constructor_count(), and libMesh::ReferenceCounter::increment_destructor_count().

bool libMesh::ReferenceCounter::_enable_print_counter = true [static, protected, inherited]

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

Definition at line 137 of file reference_counter.h.

Referenced by libMesh::ReferenceCounter::disable_print_counter_info(), libMesh::ReferenceCounter::enable_print_counter_info(), and libMesh::ReferenceCounter::print_info().

std::vector<RBTheta*> libMesh::RBThetaExpansion::_F_theta_vector [private]

Vector storing the RBTheta functors for the affine expansion of the rhs.

Definition at line 150 of file rb_theta_expansion.h.

Threads::spin_mutex libMesh::ReferenceCounter::_mutex [static, protected, inherited]

Mutual exclusion object to enable thread-safe reference counting.

Definition at line 131 of file reference_counter.h.

Threads::atomic< unsigned int > libMesh::ReferenceCounter::_n_objects [static, protected, inherited]

The number of objects. Print the reference count information when the number returns to 0.

Definition at line 126 of file reference_counter.h.

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

std::vector< std::vector<RBTheta*> > libMesh::RBThetaExpansion::_output_theta_vector [private]

Vector storing the RBTheta functors for the affine expansion of the outputs.

Definition at line 155 of file rb_theta_expansion.h.

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

• rb_theta_expansion.h