DiFfRG::LDG::Assembler< Discretization_, Model_ > Class Template Reference

The LDG assembler that can be used for any LDG scheme, with as many levels as one wants. More...

#include <ldg.hh>

Inheritance diagram for DiFfRG::LDG::Assembler< Discretization_, Model_ >:

Public Types
using	Discretization = Discretization_
using	Model = Model_
using	NumberType = typename Discretization::NumberType
using	VectorType = typename Discretization::VectorType
using	Components = typename Discretization::Components
Public Types inherited from DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >
using	Discretization = Discretization_
using	Model = Model_
using	NumberType = typename Discretization::NumberType
using	VectorType = typename Discretization::VectorType
using	Components = typename Discretization::Components
Public Types inherited from DiFfRG::AbstractAssembler< Discretization_::VectorType, Discretization_::SparseMatrixType, Discretization_::dim >
using	NumberType = typename get_type::NumberType< Discretization_::VectorType >

Public Member Functions
	Assembler (Discretization &discretization, Model &model, const JSONValue &json)
virtual void	reinit_vector (VectorType &vec) const override
virtual void	attach_data_output (DataOutput< dim, VectorType > &data_out, const VectorType &solution, const VectorType &variables, const VectorType &dt_solution=VectorType(), const VectorType &residual=VectorType()) override
	Attach all intermediate (ldg) vectors to the data output.
virtual void	reinit () override
	Reinitialize the assembler. This is necessary if the mesh has changed, e.g. after a mesh refinement.
virtual void	rebuild_jacobian_sparsity () override
virtual void	refinement_indicator (Vector< double > &indicator, const VectorType &solution_global) override
virtual const BlockSparsityPattern &	get_sparsity_pattern_jacobian () const override
	Obtain the sparsity pattern of the jacobian matrix.
virtual const BlockSparseMatrix< NumberType > &	get_mass_matrix () const override
	Obtain the mass matrix.
virtual void	mass (VectorType &residual, const VectorType &solution_global, const VectorType &solution_global_dot, NumberType weight) override
	Construct the mass.
virtual void	residual (VectorType &residual, const VectorType &solution_global, NumberType weight, const VectorType &solution_global_dot, NumberType weight_mass, const VectorType &variables=VectorType()) override
	Construct the system residual, i.e. Res = grad(flux) - source.
virtual void	jacobian_mass (BlockSparseMatrix< NumberType > &jacobian, const VectorType &solution_global, const VectorType &solution_global_dot, NumberType alpha=1., NumberType beta=1.) override
virtual void	jacobian (BlockSparseMatrix< NumberType > &jacobian, const VectorType &solution_global, NumberType weight, const VectorType &solution_global_dot, NumberType alpha, NumberType beta, const VectorType &variables=VectorType()) override
	Construct the system jacobian, i.e. dRes/du.
void	log (const std::string logger)
double	average_time_reinit () const
uint	num_reinits () const
double	average_time_residual_assembly () const
uint	num_residuals () const
double	average_time_jacobian_assembly () const
uint	num_jacobians () const
Public Member Functions inherited from DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >
	LDGAssemblerBase (Discretization &discretization, Model &model, const JSONValue &json)
virtual IndexSet	get_differential_indices () const override
	Obtain the dofs which contain time derivatives.
const auto &	get_discretization () const
auto &	get_discretization ()
virtual void	set_time (double t) override
	Set the current time. The assembler should usually just forward this to the numerical model.
double	average_time_variable_residual_assembly ()
uint	num_variable_residuals () const
double	average_time_variable_jacobian_assembly ()
uint	num_variable_jacobians () const
Public Member Functions inherited from DiFfRG::AbstractAssembler< Discretization_::VectorType, Discretization_::SparseMatrixType, Discretization_::dim >
virtual void	attach_data_output (DataOutput< dim, Discretization_::VectorType > &data_out, const Discretization_::VectorType &solution, const Discretization_::VectorType &variables=Discretization_::VectorType(), const Discretization_::VectorType &dt_solution=Discretization_::VectorType(), const Discretization_::VectorType &residual=Discretization_::VectorType())=0
	Attach any data output to the DataOutput object provided. This can be used to extract additional data from the solution and write it to the output file. This includes both derivatives and other spatial functions, as well as single values that can be appended to the .csv file.
virtual void	reinit_vector (Discretization_::VectorType &vector) const=0
	Reinitialize an arbitrary vector so that it has the correct size and structure.
virtual void	residual_variables (Discretization_::VectorType &residual, const Discretization_::VectorType &variables, const Discretization_::VectorType &spatial_solution)
	When coupling the spatial discretization to additional variables, this function should calculate the residual for the additional variables.
virtual void	jacobian_variables (FullMatrix< NumberType > &jacobian, const Discretization_::VectorType &variables, const Discretization_::VectorType &spatial_solution)
	When coupling the spatial discretization to additional variables, this function should calculate the jacobian for the additional variables.
void	mass (Discretization_::VectorType &mass, const Discretization_::VectorType &solution_global, NumberType weight)
	Calculates the mass \(m_i(u)\) for an ODE.
virtual void	mass (Discretization_::VectorType &mass, const Discretization_::VectorType &solution_global, const Discretization_::VectorType &solution_global_dot, NumberType weight)=0
	Calculates the mass \(m(u, \partial_t u)\) for a DAE.
void	residual (Discretization_::VectorType &residual, const Discretization_::VectorType &solution_global, NumberType weight, NumberType weight_mass, const Discretization_::VectorType &variables=Discretization_::VectorType())
	Calculates the residual for an ODE.
virtual void	residual (Discretization_::VectorType &residual, const Discretization_::VectorType &solution_global, NumberType weight, const Discretization_::VectorType &solution_global_dot, NumberType weight_mass, const Discretization_::VectorType &variables=Discretization_::VectorType())=0
	Calculates the residual for a DAE.
void	jacobian_mass (Discretization_::SparseMatrixType &jacobian, const Discretization_::VectorType &solution_global, NumberType mass_weight=1.)
	Calculates the jacobian of the mass function for an ODE.
virtual void	jacobian_mass (Discretization_::SparseMatrixType &jacobian, const Discretization_::VectorType &solution_global, const Discretization_::VectorType &solution_global_dot, NumberType alpha=1., NumberType beta=1.)=0
	Calculates the jacobian of the mass function for a DAE.
void	jacobian (Discretization_::SparseMatrixType &jacobian, const Discretization_::VectorType &solution_global, NumberType weight, NumberType mass_weight, const Discretization_::VectorType &variables=Discretization_::VectorType())
	Calculates the jacobian of the residual function for an ODE.
virtual void	jacobian (Discretization_::SparseMatrixType &jacobian, const Discretization_::VectorType &solution_global, NumberType weight, const Discretization_::VectorType &solution_global_dot, NumberType alpha, NumberType beta, const Discretization_::VectorType &variables=Discretization_::VectorType())=0
	Calculates the jacobian of the residual function for a DAE.

Static Public Attributes
static constexpr uint	dim = Discretization::dim
static constexpr uint	stencil = Components::count_fe_subsystems()
Static Public Attributes inherited from DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >
static constexpr uint	dim = Discretization::dim

Protected Member Functions
void	rebuild_ldg_vectors (const VectorType &sol) const
template<int k>
void	rebuild_ldg_jacobian (const VectorType &sol) const
template<int from, int to, typename VectorType , typename VectorTypeldg >
void	build_ldg_vector (const VectorType &solution_global, VectorTypeldg &ldg_vector, VectorTypeldg &ldg_vector_tmp) const
	Build the LDG vector at level 'to', which takes information from level 'from'.
template<int from, int to, typename VectorType >
void	build_ldg_jacobian (const VectorType &solution_global, BlockSparseMatrix< NumberType > &ldg_jacobian, BlockSparseMatrix< NumberType > &ldg_jacobian_tmp) const
	Build the LDG jacobian at level 'to', which takes information from level 'from'.
void	build_ldg_sparsity (BlockSparsityPattern &sparsity_pattern, const DoFHandler< dim > &to_dofh, const DoFHandler< dim > &from_dofh, const int stencil=1, bool add_extractor_dofs=false) const
	Create a sparsity pattern for matrices between the DoFs of two DoFHandlers, with given stencil size.
void	build_inverse (const SparseMatrix< NumberType > &in, SparseMatrix< NumberType > &out) const
	Build the inverse of matrix in and save the result to out.
void	readouts (DataOutput< dim, VectorType > &data_out, const VectorType &solution_global, const VectorType &variables) const
void	extract (std::array< NumberType, Components::count_extractors()> &data, const VectorType &solution_global, const VectorType &variables, bool search_EoM, bool set_EoM, bool postprocess) const
bool	jacobian_extractors (FullMatrix< NumberType > &extractor_jacobian, const VectorType &solution_global, const VectorType &variables)
virtual void	residual_variables (VectorType &residual, const VectorType &variables, const VectorType &spatial_solution) override
virtual void	jacobian_variables (FullMatrix< NumberType > &jacobian, const VectorType &variables, const VectorType &spatial_solution) override

Static Protected Member Functions
template<typename... T>
static constexpr auto	v_tie (T &&...t)
template<typename... T>
static constexpr auto	e_tie (T &&...t)

Protected Attributes
QGauss< dim >	quadrature
QGauss< dim - 1 >	quadrature_face
std::vector< const DoFHandler< dim > * >	dof_handler_list
array< BlockVector< NumberType >, Components::count_fe_subsystems()>	sol_vector
array< BlockVector< NumberType >, Components::count_fe_subsystems()>	sol_vector_tmp
array< Vector< NumberType >, Components::count_fe_subsystems()>	sol_vector_vec_tmp
BlockSparsityPattern	sparsity_pattern_jacobian
BlockSparsityPattern	sparsity_pattern_mass
array< BlockSparsityPattern, Components::count_fe_subsystems()>	sparsity_pattern_ug
array< BlockSparsityPattern, Components::count_fe_subsystems()>	sparsity_pattern_gu
array< BlockSparsityPattern, Components::count_fe_subsystems()>	sparsity_pattern_wg
array< BlockSparseMatrix< NumberType >, Components::count_fe_subsystems()>	jacobian_tmp
BlockSparseMatrix< NumberType >	mass_matrix
SparseMatrix< NumberType >	component_mass_matrix_inverse
array< BlockSparseMatrix< NumberType >, Components::count_fe_subsystems()>	j_ug
array< BlockSparseMatrix< NumberType >, Components::count_fe_subsystems()>	j_gu
array< BlockSparseMatrix< NumberType >, Components::count_fe_subsystems()>	j_wg
array< BlockSparseMatrix< NumberType >, Components::count_fe_subsystems()>	j_wg_tmp
std::vector< double >	timings_reinit
std::vector< double >	timings_residual
std::vector< double >	timings_jacobian
array< bool, Components::count_fe_subsystems()>	ldg_matrix_built
array< bool, Components::count_fe_subsystems()>	jacobian_tmp_built
Discretization &	discretization
const DoFHandler< dim > &	dof_handler
const FiniteElement< dim > &	fe
const Mapping< dim > &	mapping
Model &	model
uint	batch_size
uint	threads
const double	EoM_abs_tol
const uint	EoM_max_iter
std::vector< types::global_dof_index >	extractor_dof_indices
Point< dim >	EoM
DoFHandler< dim >::cell_iterator	EoM_cell
FullMatrix< NumberType >	extractor_jacobian_u
DoFHandler< dim >::cell_iterator	old_EoM_cell
std::vector< double >	timings_variable_jacobian
std::vector< double >	timings_variable_residual
Protected Attributes inherited from DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >
Discretization &	discretization
Model &	model
const FiniteElement< dim > &	fe
const DoFHandler< dim > &	dof_handler
const Mapping< dim > &	mapping
uint	threads
uint	batch_size
DoFHandler< dim >::cell_iterator	EoM_cell
DoFHandler< dim >::cell_iterator	old_EoM_cell
const double	EoM_abs_tol
const uint	EoM_max_iter
Point< dim >	EoM
FullMatrix< NumberType >	extractor_jacobian
FullMatrix< NumberType >	extractor_jacobian_u
FullMatrix< NumberType >	extractor_jacobian_du
FullMatrix< NumberType >	extractor_jacobian_ddu
std::vector< types::global_dof_index >	extractor_dof_indices
std::vector< double >	timings_variable_residual
std::vector< double >	timings_variable_jacobian

Static Protected Attributes
static constexpr int	nothing = 0

Private Types
using	Base = LDGAssemblerBase< Discretization_, Model_ >

Private Member Functions
template<typename... T>
auto	fe_conv (std::tuple< T &... > &t) const
template<typename... T>
auto	fe_more_conv (std::tuple< T &... > &t) const
template<typename... T>
auto	ref_conv (std::tuple< T &... > &t) const

Detailed Description

template<typename Discretization_, typename Model_>
class DiFfRG::LDG::Assembler< Discretization_, Model_ >

The LDG assembler that can be used for any LDG scheme, with as many levels as one wants.

Template Parameters

Discretization	Discretization on which to assemble
Model	The model class which contains the physical equations.

Member Typedef Documentation

Base

template<typename Discretization_ , typename Model_ >

using DiFfRG::LDG::Assembler< Discretization_, Model_ >::Base = LDGAssemblerBase<Discretization_, Model_>

private

Components

template<typename Discretization_ , typename Model_ >

using DiFfRG::LDG::Assembler< Discretization_, Model_ >::Components = typename Discretization::Components

Discretization

template<typename Discretization_ , typename Model_ >

using DiFfRG::LDG::Assembler< Discretization_, Model_ >::Discretization = Discretization_

Model

template<typename Discretization_ , typename Model_ >

using DiFfRG::LDG::Assembler< Discretization_, Model_ >::Model = Model_

NumberType

template<typename Discretization_ , typename Model_ >

using DiFfRG::LDG::Assembler< Discretization_, Model_ >::NumberType = typename Discretization::NumberType

VectorType

template<typename Discretization_ , typename Model_ >

using DiFfRG::LDG::Assembler< Discretization_, Model_ >::VectorType = typename Discretization::VectorType

Constructor & Destructor Documentation

Assembler()

template<typename Discretization_ , typename Model_ >

DiFfRG::LDG::Assembler< Discretization_, Model_ >::Assembler ( Discretization &  discretization, Model &  model, const JSONValue &  json  )

inline

Member Function Documentation

attach_data_output()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::attach_data_output ( DataOutput< dim, VectorType > &  data_out, const VectorType &  solution, const VectorType &  variables, const VectorType &  dt_solution = VectorType(), const VectorType &  residual = VectorType()  )

inlineoverridevirtual

Attach all intermediate (ldg) vectors to the data output.

Parameters

data_out	A DataOutput to which we attach data
sol	The current global solution

average_time_jacobian_assembly()

template<typename Discretization_ , typename Model_ >

double DiFfRG::LDG::Assembler< Discretization_, Model_ >::average_time_jacobian_assembly ( ) const

inline

average_time_reinit()

template<typename Discretization_ , typename Model_ >

double DiFfRG::LDG::Assembler< Discretization_, Model_ >::average_time_reinit ( ) const

inline

average_time_residual_assembly()

template<typename Discretization_ , typename Model_ >

double DiFfRG::LDG::Assembler< Discretization_, Model_ >::average_time_residual_assembly ( ) const

inline

build_inverse()

template<typename Discretization_ , typename Model_ >

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::build_inverse ( const SparseMatrix< NumberType > &  in, SparseMatrix< NumberType > &  out  ) const

inlineprotected

Build the inverse of matrix in and save the result to out.

Parameters

in	The matrix to invert. Must have a valid sparsity pattern.
out	The matrix to store the result. Must have a valid sparsity pattern.

build_ldg_jacobian()

template<typename Discretization_ , typename Model_ >

template<int from, int to, typename VectorType >

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::build_ldg_jacobian ( const VectorType &  solution_global, BlockSparseMatrix< NumberType > &  ldg_jacobian, BlockSparseMatrix< NumberType > &  ldg_jacobian_tmp  ) const

inlineprotected

Build the LDG jacobian at level 'to', which takes information from level 'from'.

Template Parameters

from	Level to take information from.
to	Level to write information to.

Parameters

solution_global	The solution at level 'from'
ldg_jacobian	Where to store the result.
ldg_jacobian_tmp	A temporary of the same size as ldg_jacobian.

build_ldg_sparsity()

template<typename Discretization_ , typename Model_ >

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::build_ldg_sparsity ( BlockSparsityPattern &  sparsity_pattern, const DoFHandler< dim > &  to_dofh, const DoFHandler< dim > &  from_dofh, const int  stencil = 1, bool  add_extractor_dofs = false  ) const

inlineprotected

Create a sparsity pattern for matrices between the DoFs of two DoFHandlers, with given stencil size.

Parameters

sparsity_pattern	The pattern to store the result in.
dofh_to	DoFHandler giving the row DoFs.
dofh_from	DoFHandler giving the column DoFs.
stencil	Stencil size of the resulting pattern.

build_ldg_vector()

template<typename Discretization_ , typename Model_ >

template<int from, int to, typename VectorType , typename VectorTypeldg >

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::build_ldg_vector ( const VectorType &  solution_global, VectorTypeldg &  ldg_vector, VectorTypeldg &  ldg_vector_tmp  ) const

inlineprotected

Build the LDG vector at level 'to', which takes information from level 'from'.

Template Parameters

from	Level to take information from.
to	Level to write information to.

Parameters

solution_global	The solution at level 'from'
ldg_vector	Where to store the result.
ldg_vector_tmp	A temporary of the same size as ldg_vector.

e_tie()

template<typename Discretization_ , typename Model_ >

template<typename... T>

static constexpr auto DiFfRG::LDG::Assembler< Discretization_, Model_ >::e_tie ( T &&...  t )

inlinestaticconstexprprotected

extract()

template<typename Discretization_ , typename Model_ >

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::extract ( std::array< NumberType, Components::count_extractors()> &  data, const VectorType &  solution_global, const VectorType &  variables, bool  search_EoM, bool  set_EoM, bool  postprocess  ) const

inlineprotected

fe_conv()

template<typename Discretization_ , typename Model_ >

template<typename... T>

auto DiFfRG::LDG::Assembler< Discretization_, Model_ >::fe_conv ( std::tuple< T &... > &  t ) const

inlineprivate

fe_more_conv()

template<typename Discretization_ , typename Model_ >

template<typename... T>

auto DiFfRG::LDG::Assembler< Discretization_, Model_ >::fe_more_conv ( std::tuple< T &... > &  t ) const

inlineprivate

get_mass_matrix()

template<typename Discretization_ , typename Model_ >

virtual const BlockSparseMatrix< NumberType > & DiFfRG::LDG::Assembler< Discretization_, Model_ >::get_mass_matrix ( ) const

inlineoverridevirtual

Obtain the mass matrix.

Returns

const SparseMatrixType& The mass matrix

Implements DiFfRG::AbstractAssembler< Discretization_::VectorType, Discretization_::SparseMatrixType, Discretization_::dim >.

get_sparsity_pattern_jacobian()

template<typename Discretization_ , typename Model_ >

virtual const BlockSparsityPattern & DiFfRG::LDG::Assembler< Discretization_, Model_ >::get_sparsity_pattern_jacobian ( ) const

inlineoverridevirtual

Obtain the sparsity pattern of the jacobian matrix.

Returns

const SparsityPattern<VectorType>& The sparsity pattern of the jacobian matrix

Implements DiFfRG::AbstractAssembler< Discretization_::VectorType, Discretization_::SparseMatrixType, Discretization_::dim >.

jacobian()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::jacobian ( BlockSparseMatrix< NumberType > &  jacobian, const VectorType &  solution_global, NumberType  weight, const VectorType &  solution_global_dot, NumberType  alpha, NumberType  beta, const VectorType &  variables = VectorType()  )

inlineoverridevirtual

Construct the system jacobian, i.e. dRes/du.

Parameters

jacobian	The result is stored here.
solution_global	The current global solution.
weight	A factor to multiply the whole jacobian with.

jacobian_extractors()

template<typename Discretization_ , typename Model_ >

bool DiFfRG::LDG::Assembler< Discretization_, Model_ >::jacobian_extractors ( FullMatrix< NumberType > &  extractor_jacobian, const VectorType &  solution_global, const VectorType &  variables  )

inlineprotected

jacobian_mass()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::jacobian_mass ( BlockSparseMatrix< NumberType > &  jacobian, const VectorType &  solution_global, const VectorType &  solution_global_dot, NumberType  alpha = 1., NumberType  beta = 1.  )

inlineoverridevirtual

jacobian_variables()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::jacobian_variables ( FullMatrix< NumberType > &  jacobian, const VectorType &  variables, const VectorType &  spatial_solution  )

inlineoverrideprotectedvirtual

log()

template<typename Discretization_ , typename Model_ >

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::log ( const std::string  logger )

inline

mass()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::mass ( VectorType &  residual, const VectorType &  solution_global, const VectorType &  solution_global_dot, NumberType  weight  )

inlineoverridevirtual

Construct the mass.

Parameters

residual	The result is stored here.
solution_global	The current global solution.
weight	A factor to multiply the whole residual with.

num_jacobians()

template<typename Discretization_ , typename Model_ >

uint DiFfRG::LDG::Assembler< Discretization_, Model_ >::num_jacobians ( ) const

inline

num_reinits()

template<typename Discretization_ , typename Model_ >

uint DiFfRG::LDG::Assembler< Discretization_, Model_ >::num_reinits ( ) const

inline

num_residuals()

template<typename Discretization_ , typename Model_ >

uint DiFfRG::LDG::Assembler< Discretization_, Model_ >::num_residuals ( ) const

inline

readouts()

template<typename Discretization_ , typename Model_ >

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::readouts ( DataOutput< dim, VectorType > &  data_out, const VectorType &  solution_global, const VectorType &  variables  ) const

inlineprotected

rebuild_jacobian_sparsity()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::rebuild_jacobian_sparsity ( )

inlineoverridevirtual

Implements DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >.

rebuild_ldg_jacobian()

template<typename Discretization_ , typename Model_ >

template<int k>

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::rebuild_ldg_jacobian ( const VectorType &  sol ) const

inlineprotected

rebuild_ldg_vectors()

template<typename Discretization_ , typename Model_ >

void DiFfRG::LDG::Assembler< Discretization_, Model_ >::rebuild_ldg_vectors ( const VectorType &  sol ) const

inlineprotected

ref_conv()

template<typename Discretization_ , typename Model_ >

template<typename... T>

auto DiFfRG::LDG::Assembler< Discretization_, Model_ >::ref_conv ( std::tuple< T &... > &  t ) const

inlineprivate

refinement_indicator()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::refinement_indicator ( Vector< double > &  indicator, const VectorType &  solution_global  )

inlineoverridevirtual

Implements DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >.

reinit()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::reinit ( )

inlineoverridevirtual

Reinitialize the assembler. This is necessary if the mesh has changed, e.g. after a mesh refinement.

Reimplemented from DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >.

reinit_vector()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::reinit_vector ( VectorType &  vec ) const

inlineoverridevirtual

residual()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::residual ( VectorType &  residual, const VectorType &  solution_global, NumberType  weight, const VectorType &  solution_global_dot, NumberType  weight_mass, const VectorType &  variables = VectorType()  )

inlineoverridevirtual

Construct the system residual, i.e. Res = grad(flux) - source.

Parameters

residual	The result is stored here.
solution_global	The current global solution.
weight	A factor to multiply the whole residual with.

residual_variables()

template<typename Discretization_ , typename Model_ >

virtual void DiFfRG::LDG::Assembler< Discretization_, Model_ >::residual_variables ( VectorType &  residual, const VectorType &  variables, const VectorType &  spatial_solution  )

inlineoverrideprotectedvirtual

v_tie()

template<typename Discretization_ , typename Model_ >

template<typename... T>

static constexpr auto DiFfRG::LDG::Assembler< Discretization_, Model_ >::v_tie ( T &&...  t )

inlinestaticconstexprprotected

Member Data Documentation

batch_size

template<typename Discretization_ , typename Model_ >

uint DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::batch_size

protected

component_mass_matrix_inverse

template<typename Discretization_ , typename Model_ >

SparseMatrix<NumberType> DiFfRG::LDG::Assembler< Discretization_, Model_ >::component_mass_matrix_inverse

protected

dim

template<typename Discretization_ , typename Model_ >

constexpr uint DiFfRG::LDG::Assembler< Discretization_, Model_ >::dim = Discretization::dim

staticconstexpr

discretization

template<typename Discretization_ , typename Model_ >

Discretization& DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::discretization

protected

dof_handler

template<typename Discretization_ , typename Model_ >

const DoFHandler<dim>& DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::dof_handler

protected

dof_handler_list

template<typename Discretization_ , typename Model_ >

std::vector<const DoFHandler<dim> *> DiFfRG::LDG::Assembler< Discretization_, Model_ >::dof_handler_list

protected

EoM

template<typename Discretization_ , typename Model_ >

Point<dim> DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::EoM

mutableprotected

EoM_abs_tol

template<typename Discretization_ , typename Model_ >

const double DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::EoM_abs_tol

protected

EoM_cell

template<typename Discretization_ , typename Model_ >

DoFHandler<dim>::cell_iterator DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::EoM_cell

mutableprotected

EoM_max_iter

template<typename Discretization_ , typename Model_ >

const uint DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::EoM_max_iter

protected

extractor_dof_indices

template<typename Discretization_ , typename Model_ >

std::vector<types::global_dof_index> DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::extractor_dof_indices

protected

extractor_jacobian_u

template<typename Discretization_ , typename Model_ >

FullMatrix<NumberType> DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::extractor_jacobian_u

protected

fe

template<typename Discretization_ , typename Model_ >

const FiniteElement<dim>& DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::fe

protected

j_gu

template<typename Discretization_ , typename Model_ >

array<BlockSparseMatrix<NumberType>, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::j_gu

mutableprotected

j_ug

template<typename Discretization_ , typename Model_ >

array<BlockSparseMatrix<NumberType>, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::j_ug

protected

j_wg

template<typename Discretization_ , typename Model_ >

array<BlockSparseMatrix<NumberType>, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::j_wg

mutableprotected

j_wg_tmp

template<typename Discretization_ , typename Model_ >

array<BlockSparseMatrix<NumberType>, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::j_wg_tmp

mutableprotected

jacobian_tmp

template<typename Discretization_ , typename Model_ >

array<BlockSparseMatrix<NumberType>, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::jacobian_tmp

protected

jacobian_tmp_built

template<typename Discretization_ , typename Model_ >

array<bool, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::jacobian_tmp_built

mutableprotected

ldg_matrix_built

template<typename Discretization_ , typename Model_ >

array<bool, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::ldg_matrix_built

mutableprotected

mapping

template<typename Discretization_ , typename Model_ >

const Mapping<dim>& DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::mapping

protected

mass_matrix

template<typename Discretization_ , typename Model_ >

BlockSparseMatrix<NumberType> DiFfRG::LDG::Assembler< Discretization_, Model_ >::mass_matrix

protected

model

template<typename Discretization_ , typename Model_ >

Model& DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::model

protected

nothing

template<typename Discretization_ , typename Model_ >

constexpr int DiFfRG::LDG::Assembler< Discretization_, Model_ >::nothing = 0

staticconstexprprotected

old_EoM_cell

template<typename Discretization_ , typename Model_ >

DoFHandler<dim>::cell_iterator DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::old_EoM_cell

protected

quadrature

template<typename Discretization_ , typename Model_ >

QGauss<dim> DiFfRG::LDG::Assembler< Discretization_, Model_ >::quadrature

protected

quadrature_face

template<typename Discretization_ , typename Model_ >

QGauss<dim - 1> DiFfRG::LDG::Assembler< Discretization_, Model_ >::quadrature_face

protected

sol_vector

template<typename Discretization_ , typename Model_ >

array<BlockVector<NumberType>, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::sol_vector

mutableprotected

sol_vector_tmp

template<typename Discretization_ , typename Model_ >

array<BlockVector<NumberType>, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::sol_vector_tmp

mutableprotected

sol_vector_vec_tmp

template<typename Discretization_ , typename Model_ >

array<Vector<NumberType>, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::sol_vector_vec_tmp

mutableprotected

sparsity_pattern_gu

template<typename Discretization_ , typename Model_ >

array<BlockSparsityPattern, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::sparsity_pattern_gu

protected

sparsity_pattern_jacobian

template<typename Discretization_ , typename Model_ >

BlockSparsityPattern DiFfRG::LDG::Assembler< Discretization_, Model_ >::sparsity_pattern_jacobian

protected

sparsity_pattern_mass

template<typename Discretization_ , typename Model_ >

BlockSparsityPattern DiFfRG::LDG::Assembler< Discretization_, Model_ >::sparsity_pattern_mass

protected

sparsity_pattern_ug

template<typename Discretization_ , typename Model_ >

array<BlockSparsityPattern, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::sparsity_pattern_ug

protected

sparsity_pattern_wg

template<typename Discretization_ , typename Model_ >

array<BlockSparsityPattern, Components::count_fe_subsystems()> DiFfRG::LDG::Assembler< Discretization_, Model_ >::sparsity_pattern_wg

protected

stencil

template<typename Discretization_ , typename Model_ >

constexpr uint DiFfRG::LDG::Assembler< Discretization_, Model_ >::stencil = Components::count_fe_subsystems()

staticconstexpr

threads

template<typename Discretization_ , typename Model_ >

uint DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::threads

protected

timings_jacobian

template<typename Discretization_ , typename Model_ >

std::vector<double> DiFfRG::LDG::Assembler< Discretization_, Model_ >::timings_jacobian

protected

timings_reinit

template<typename Discretization_ , typename Model_ >

std::vector<double> DiFfRG::LDG::Assembler< Discretization_, Model_ >::timings_reinit

protected

timings_residual

template<typename Discretization_ , typename Model_ >

std::vector<double> DiFfRG::LDG::Assembler< Discretization_, Model_ >::timings_residual

protected

timings_variable_jacobian

template<typename Discretization_ , typename Model_ >

std::vector<double> DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::timings_variable_jacobian

protected

timings_variable_residual

template<typename Discretization_ , typename Model_ >

std::vector<double> DiFfRG::LDG::LDGAssemblerBase< Discretization_, Model_ >::timings_variable_residual

protected

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

• /__w/DiFfRG_current/DiFfRG_current/DiFfRG/include/DiFfRG/discretization/FEM/assembler/ldg.hh