Womersley problem. More...

#include <womersley_elements.h>

Inheritance diagram for oomph::WomersleyProblem< ELEMENT, DIM >:

Public Types
typedef double(*	PrescribedPressureGradientFctPt) (const double &time)

Public Types inherited from oomph::Problem
typedef void(*	SpatialErrorEstimatorFctPt) (Mesh *&mesh_pt, Vector< double > &elemental_error)
	Function pointer for spatial error estimator. More...

typedef void(*	SpatialErrorEstimatorWithDocFctPt) (Mesh *&mesh_pt, Vector< double > &elemental_error, DocInfo &doc_info)
	Function pointer for spatial error estimator with doc. More...

Public Member Functions
	WomersleyProblem (double re_st_pt, double prescribed_volume_flux_pt, TimeStepper time_stepper_pt, Mesh womersley_mesh_pt)

	WomersleyProblem (double re_st_pt, PrescribedPressureGradientFctPt pressure_gradient_fct_pt, TimeStepper time_stepper_pt, Mesh *womersley_mesh_pt)

	~WomersleyProblem ()
	Destructor to clean up memory. More...

void	actions_after_newton_solve ()
	Update the problem specs after solve (empty) More...

void	actions_before_newton_solve ()
	Update the problem specs before solve (empty) More...

void	actions_before_implicit_timestep ()

void	doc_solution (DocInfo &doc_info, std::ofstream &trace_file, const double &z_out=0.0)
	Doc the solution. More...

void	doc_solution (DocInfo &doc_info, const double &z_out=0.0)
	Doc the solution. More...

Data *	pressure_gradient_data_pt ()

Public Member Functions inherited from oomph::Problem
virtual void	debug_hook_fct (const unsigned &i)

void	set_analytic_dparameter (double *const &parameter_pt)

void	unset_analytic_dparameter (double *const &parameter_pt)

bool	is_dparameter_calculated_analytically (double *const &parameter_pt)

void	set_analytic_hessian_products ()

void	unset_analytic_hessian_products ()

bool	are_hessian_products_calculated_analytically ()

void	set_pinned_values_to_zero ()

bool	distributed () const

virtual void	actions_before_adapt ()

virtual void	actions_after_adapt ()
	Actions that are to be performed after a mesh adaptation. More...

OomphCommunicator *	communicator_pt ()
	access function to the oomph-lib communicator More...

const OomphCommunicator *	communicator_pt () const
	access function to the oomph-lib communicator, const version More...

	Problem ()

	Problem (const Problem &dummy)=delete
	Broken copy constructor. More...

void	operator= (const Problem &)=delete
	Broken assignment operator. More...

virtual	~Problem ()
	Virtual destructor to clean up memory. More...

Mesh *&	mesh_pt ()
	Return a pointer to the global mesh. More...

Mesh *const &	mesh_pt () const
	Return a pointer to the global mesh (const version) More...

Mesh *&	mesh_pt (const unsigned &imesh)

Mesh *const &	mesh_pt (const unsigned &imesh) const
	Return a pointer to the i-th submesh (const version) More...

unsigned	nsub_mesh () const
	Return number of submeshes. More...

unsigned	add_sub_mesh (Mesh *const &mesh_pt)

void	flush_sub_meshes ()

void	build_global_mesh ()

void	rebuild_global_mesh ()

LinearSolver *&	linear_solver_pt ()
	Return a pointer to the linear solver object. More...

LinearSolver *const &	linear_solver_pt () const
	Return a pointer to the linear solver object (const version) More...

LinearSolver *&	mass_matrix_solver_for_explicit_timestepper_pt ()

LinearSolver *	mass_matrix_solver_for_explicit_timestepper_pt () const

EigenSolver *&	eigen_solver_pt ()
	Return a pointer to the eigen solver object. More...

EigenSolver *const &	eigen_solver_pt () const
	Return a pointer to the eigen solver object (const version) More...

Time *&	time_pt ()
	Return a pointer to the global time object. More...

Time *	time_pt () const
	Return a pointer to the global time object (const version). More...

double &	time ()
	Return the current value of continuous time. More...

double	time () const
	Return the current value of continuous time (const version) More...

TimeStepper *&	time_stepper_pt ()

const TimeStepper *	time_stepper_pt () const

TimeStepper *&	time_stepper_pt (const unsigned &i)
	Return a pointer to the i-th timestepper. More...

ExplicitTimeStepper *&	explicit_time_stepper_pt ()
	Return a pointer to the explicit timestepper. More...

unsigned long	set_timestepper_for_all_data (TimeStepper *const &time_stepper_pt, const bool &preserve_existing_data=false)

virtual void	shift_time_values ()
	Shift all values along to prepare for next timestep. More...

AssemblyHandler *&	assembly_handler_pt ()
	Return a pointer to the assembly handler object. More...

AssemblyHandler *const &	assembly_handler_pt () const
	Return a pointer to the assembly handler object (const version) More...

double &	minimum_dt ()
	Access function to min timestep in adaptive timestepping. More...

double &	maximum_dt ()
	Access function to max timestep in adaptive timestepping. More...

unsigned &	max_newton_iterations ()
	Access function to max Newton iterations before giving up. More...

void	problem_is_nonlinear (const bool &prob_lin)
	Access function to Problem_is_nonlinear. More...

double &	max_residuals ()

bool &	time_adaptive_newton_crash_on_solve_fail ()
	Access function for Time_adaptive_newton_crash_on_solve_fail. More...

double &	newton_solver_tolerance ()

void	add_time_stepper_pt (TimeStepper *const &time_stepper_pt)

void	set_explicit_time_stepper_pt (ExplicitTimeStepper *const &explicit_time_stepper_pt)

void	initialise_dt (const double &dt)

void	initialise_dt (const Vector< double > &dt)

Data *&	global_data_pt (const unsigned &i)
	Return a pointer to the the i-th global data object. More...

void	add_global_data (Data *const &global_data_pt)

void	flush_global_data ()

LinearAlgebraDistribution *const &	dof_distribution_pt () const
	Return the pointer to the dof distribution (read-only) More...

unsigned long	ndof () const
	Return the number of dofs. More...

unsigned	ntime_stepper () const
	Return the number of time steppers. More...

unsigned	nglobal_data () const
	Return the number of global data values. More...

unsigned	self_test ()
	Self-test: Check meshes and global data. Return 0 for OK. More...

void	enable_store_local_dof_pt_in_elements ()

void	disable_store_local_dof_pt_in_elements ()

unsigned long	assign_eqn_numbers (const bool &assign_local_eqn_numbers=true)

void	describe_dofs (std::ostream &out= *(oomph_info.stream_pt())) const

void	enable_discontinuous_formulation ()

void	disable_discontinuous_formulation ()

void	get_dofs (DoubleVector &dofs) const

void	get_dofs (const unsigned &t, DoubleVector &dofs) const
	Return vector of the t'th history value of all dofs. More...

void	set_dofs (const DoubleVector &dofs)
	Set the values of the dofs. More...

void	set_dofs (const unsigned &t, DoubleVector &dofs)
	Set the history values of the dofs. More...

void	set_dofs (const unsigned &t, Vector< double * > &dof_pt)

void	add_to_dofs (const double &lambda, const DoubleVector &increment_dofs)
	Add lambda x incremenet_dofs[l] to the l-th dof. More...

double *	global_dof_pt (const unsigned &i)

double &	dof (const unsigned &i)
	i-th dof in the problem More...

double	dof (const unsigned &i) const
	i-th dof in the problem (const version) More...

double *&	dof_pt (const unsigned &i)
	Pointer to i-th dof in the problem. More...

double *	dof_pt (const unsigned &i) const
	Pointer to i-th dof in the problem (const version) More...

virtual void	get_inverse_mass_matrix_times_residuals (DoubleVector &Mres)

virtual void	get_dvaluesdt (DoubleVector &f)

virtual void	get_residuals (DoubleVector &residuals)
	Get the total residuals Vector for the problem. More...

virtual void	get_jacobian (DoubleVector &residuals, DenseDoubleMatrix &jacobian)

virtual void	get_jacobian (DoubleVector &residuals, CRDoubleMatrix &jacobian)

virtual void	get_jacobian (DoubleVector &residuals, CCDoubleMatrix &jacobian)

virtual void	get_jacobian (DoubleVector &residuals, SumOfMatrices &jacobian)

void	get_fd_jacobian (DoubleVector &residuals, DenseMatrix< double > &jacobian)
	Get the full Jacobian by finite differencing. More...

void	get_derivative_wrt_global_parameter (double *const &parameter_pt, DoubleVector &result)

void	get_hessian_vector_products (DoubleVectorWithHaloEntries const &Y, Vector< DoubleVectorWithHaloEntries > const &C, Vector< DoubleVectorWithHaloEntries > &product)

void	solve_eigenproblem (const unsigned &n_eval, Vector< std::complex< double >> &eigenvalue, Vector< DoubleVector > &eigenvector, const bool &steady=true)
	Solve the eigenproblem. More...

void	solve_eigenproblem (const unsigned &n_eval, Vector< std::complex< double >> &eigenvalue, const bool &steady=true)

virtual void	get_eigenproblem_matrices (CRDoubleMatrix &mass_matrix, CRDoubleMatrix &main_matrix, const double &shift=0.0)

void	assign_eigenvector_to_dofs (DoubleVector &eigenvector)
	Assign the eigenvector passed to the function to the dofs. More...

void	add_eigenvector_to_dofs (const double &epsilon, const DoubleVector &eigenvector)

void	store_current_dof_values ()
	Store the current values of the degrees of freedom. More...

void	restore_dof_values ()
	Restore the stored values of the degrees of freedom. More...

void	enable_jacobian_reuse ()

void	disable_jacobian_reuse ()
	Disable recycling of Jacobian in Newton iteration. More...

bool	jacobian_reuse_is_enabled ()
	Is recycling of Jacobian in Newton iteration enabled? More...

bool &	use_predictor_values_as_initial_guess ()

void	newton_solve ()
	Use Newton method to solve the problem. More...

void	enable_globally_convergent_newton_method ()
	enable globally convergent Newton method More...

void	disable_globally_convergent_newton_method ()
	disable globally convergent Newton method More...

void	newton_solve (unsigned const &max_adapt)

void	steady_newton_solve (unsigned const &max_adapt=0)

void	copy (Problem *orig_problem_pt)

virtual Problem *	make_copy ()

virtual void	read (std::ifstream &restart_file, bool &unsteady_restart)

virtual void	read (std::ifstream &restart_file)

virtual void	dump (std::ofstream &dump_file) const

void	dump (const std::string &dump_file_name) const

void	delete_all_external_storage ()

virtual void	symmetrise_eigenfunction_for_adaptive_pitchfork_tracking ()

double *	bifurcation_parameter_pt () const

void	get_bifurcation_eigenfunction (Vector< DoubleVector > &eigenfunction)

void	activate_fold_tracking (double *const &parameter_pt, const bool &block_solve=true)

void	activate_bifurcation_tracking (double *const &parameter_pt, const DoubleVector &eigenvector, const bool &block_solve=true)

void	activate_bifurcation_tracking (double *const &parameter_pt, const DoubleVector &eigenvector, const DoubleVector &normalisation, const bool &block_solve=true)

void	activate_pitchfork_tracking (double *const &parameter_pt, const DoubleVector &symmetry_vector, const bool &block_solve=true)

void	activate_hopf_tracking (double *const &parameter_pt, const bool &block_solve=true)

void	activate_hopf_tracking (double *const &parameter_pt, const double &omega, const DoubleVector &null_real, const DoubleVector &null_imag, const bool &block_solve=true)

void	deactivate_bifurcation_tracking ()

void	reset_assembly_handler_to_default ()
	Reset the system to the standard non-augemented state. More...

double	arc_length_step_solve (double *const &parameter_pt, const double &ds, const unsigned &max_adapt=0)

double	arc_length_step_solve (Data *const &data_pt, const unsigned &data_index, const double &ds, const unsigned &max_adapt=0)

void	reset_arc_length_parameters ()

int &	sign_of_jacobian ()

void	explicit_timestep (const double &dt, const bool &shift_values=true)
	Take an explicit timestep of size dt. More...

void	unsteady_newton_solve (const double &dt)

void	unsteady_newton_solve (const double &dt, const bool &shift_values)

void	unsteady_newton_solve (const double &dt, const unsigned &max_adapt, const bool &first, const bool &shift=true)

double	doubly_adaptive_unsteady_newton_solve (const double &dt, const double &epsilon, const unsigned &max_adapt, const bool &first, const bool &shift=true)

double	doubly_adaptive_unsteady_newton_solve (const double &dt, const double &epsilon, const unsigned &max_adapt, const unsigned &suppress_resolve_after_spatial_adapt_flag, const bool &first, const bool &shift=true)

double	adaptive_unsteady_newton_solve (const double &dt_desired, const double &epsilon)

double	adaptive_unsteady_newton_solve (const double &dt_desired, const double &epsilon, const bool &shift_values)

void	assign_initial_values_impulsive ()

void	assign_initial_values_impulsive (const double &dt)

void	calculate_predictions ()
	Calculate predictions. More...

void	enable_mass_matrix_reuse ()

void	disable_mass_matrix_reuse ()

bool	mass_matrix_reuse_is_enabled ()
	Return whether the mass matrix is being reused. More...

void	refine_uniformly (const Vector< unsigned > &nrefine_for_mesh)

void	refine_uniformly (const Vector< unsigned > &nrefine_for_mesh, DocInfo &doc_info)

void	refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh)

void	refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh, DocInfo &doc_info)

void	refine_uniformly (DocInfo &doc_info)

void	refine_uniformly_and_prune (DocInfo &doc_info)

void	refine_uniformly ()

void	refine_uniformly (const unsigned &i_mesh, DocInfo &doc_info)
	Do uniform refinement for submesh i_mesh with documentation. More...

void	refine_uniformly (const unsigned &i_mesh)
	Do uniform refinement for submesh i_mesh without documentation. More...

void	p_refine_uniformly (const Vector< unsigned > &nrefine_for_mesh)

void	p_refine_uniformly (const Vector< unsigned > &nrefine_for_mesh, DocInfo &doc_info)

void	p_refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh)

void	p_refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh, DocInfo &doc_info)

void	p_refine_uniformly (DocInfo &doc_info)

void	p_refine_uniformly_and_prune (DocInfo &doc_info)

void	p_refine_uniformly ()

void	p_refine_uniformly (const unsigned &i_mesh, DocInfo &doc_info)
	Do uniform p-refinement for submesh i_mesh with documentation. More...

void	p_refine_uniformly (const unsigned &i_mesh)
	Do uniform p-refinement for submesh i_mesh without documentation. More...

void	refine_selected_elements (const Vector< unsigned > &elements_to_be_refined)

void	refine_selected_elements (const Vector< RefineableElement * > &elements_to_be_refined_pt)

void	refine_selected_elements (const unsigned &i_mesh, const Vector< unsigned > &elements_to_be_refined)

void	refine_selected_elements (const unsigned &i_mesh, const Vector< RefineableElement * > &elements_to_be_refined_pt)

void	refine_selected_elements (const Vector< Vector< unsigned >> &elements_to_be_refined)

void	refine_selected_elements (const Vector< Vector< RefineableElement * >> &elements_to_be_refined_pt)

void	p_refine_selected_elements (const Vector< unsigned > &elements_to_be_refined)

void	p_refine_selected_elements (const Vector< PRefineableElement * > &elements_to_be_refined_pt)

void	p_refine_selected_elements (const unsigned &i_mesh, const Vector< unsigned > &elements_to_be_refined)

void	p_refine_selected_elements (const unsigned &i_mesh, const Vector< PRefineableElement * > &elements_to_be_refined_pt)

void	p_refine_selected_elements (const Vector< Vector< unsigned >> &elements_to_be_refined)

void	p_refine_selected_elements (const Vector< Vector< PRefineableElement * >> &elements_to_be_refined_pt)

unsigned	unrefine_uniformly ()

unsigned	unrefine_uniformly (const unsigned &i_mesh)

void	p_unrefine_uniformly (DocInfo &doc_info)

void	p_unrefine_uniformly (const unsigned &i_mesh, DocInfo &doc_info)
	Do uniform p-unrefinement for submesh i_mesh without documentation. More...

void	adapt (unsigned &n_refined, unsigned &n_unrefined)

void	adapt ()

void	p_adapt (unsigned &n_refined, unsigned &n_unrefined)

void	p_adapt ()

void	adapt_based_on_error_estimates (unsigned &n_refined, unsigned &n_unrefined, Vector< Vector< double >> &elemental_error)

void	adapt_based_on_error_estimates (Vector< Vector< double >> &elemental_error)

void	get_all_error_estimates (Vector< Vector< double >> &elemental_error)

void	doc_errors (DocInfo &doc_info)
	Get max and min error for all elements in submeshes. More...

void	doc_errors ()
	Get max and min error for all elements in submeshes. More...

void	enable_info_in_newton_solve ()

void	disable_info_in_newton_solve ()
	Disable the output of information when in the newton solver. More...

Public Member Functions inherited from oomph::ExplicitTimeSteppableObject
	ExplicitTimeSteppableObject ()
	Empty constructor. More...

	ExplicitTimeSteppableObject (const ExplicitTimeSteppableObject &)=delete
	Broken copy constructor. More...

void	operator= (const ExplicitTimeSteppableObject &)=delete
	Broken assignment operator. More...

virtual	~ExplicitTimeSteppableObject ()
	Empty destructor. More...

virtual void	actions_before_explicit_stage ()

virtual void	actions_after_explicit_stage ()

Private Attributes
double *	Prescribed_volume_flux_pt
	Pointer to currently prescribed volume flux. More...

ImposeFluxForWomersleyElement< DIM > *	Flux_el_pt

PrescribedPressureGradientFctPt	Prescribed_pressure_gradient_fct_pt
	Fct pointer to fct that prescribes pressure gradient. More...

Data *	Pressure_gradient_data_pt
	Pointer to single-valued Data item that stores pressure gradient. More...

Additional Inherited Members
Public Attributes inherited from oomph::Problem
bool	Shut_up_in_newton_solve

Static Public Attributes inherited from oomph::Problem
static bool	Suppress_warning_about_actions_before_read_unstructured_meshes

Protected Types inherited from oomph::Problem
enum	Assembly_method { Perform_assembly_using_vectors_of_pairs , Perform_assembly_using_two_vectors , Perform_assembly_using_maps , Perform_assembly_using_lists , Perform_assembly_using_two_arrays }
	Enumerated flags to determine which sparse assembly method is used. More...

Protected Member Functions inherited from oomph::Problem
unsigned	setup_element_count_per_dof ()

virtual void	sparse_assemble_row_or_column_compressed (Vector< int * > &column_or_row_index, Vector< int * > &row_or_column_start, Vector< double * > &value, Vector< unsigned > &nnz, Vector< double * > &residual, bool compressed_row_flag)

virtual void	actions_before_newton_convergence_check ()

virtual void	actions_before_newton_step ()

virtual void	actions_after_newton_step ()

virtual void	actions_after_implicit_timestep ()

virtual void	actions_after_implicit_timestep_and_error_estimation ()

virtual void	actions_before_explicit_timestep ()
	Actions that should be performed before each explicit time step. More...

virtual void	actions_after_explicit_timestep ()
	Actions that should be performed after each explicit time step. More...

virtual void	actions_before_read_unstructured_meshes ()

virtual void	actions_after_read_unstructured_meshes ()

virtual void	actions_after_change_in_global_parameter (double *const &parameter_pt)

virtual void	actions_after_change_in_bifurcation_parameter ()

virtual void	actions_after_parameter_increase (double *const &parameter_pt)

double &	dof_derivative (const unsigned &i)

double &	dof_current (const unsigned &i)

virtual void	set_initial_condition ()

virtual double	global_temporal_error_norm ()

unsigned	newton_solve_continuation (double *const &parameter_pt)

unsigned	newton_solve_continuation (double *const &parameter_pt, DoubleVector &z)

void	calculate_continuation_derivatives (double *const &parameter_pt)

void	calculate_continuation_derivatives (const DoubleVector &z)

void	calculate_continuation_derivatives_fd (double *const &parameter_pt)

bool	does_pointer_correspond_to_problem_data (double *const &parameter_pt)

void	set_consistent_pinned_values_for_continuation ()

Protected Attributes inherited from oomph::Problem
Vector< Problem * >	Copy_of_problem_pt

std::map< double *, bool >	Calculate_dparameter_analytic

bool	Calculate_hessian_products_analytic

LinearAlgebraDistribution *	Dof_distribution_pt

Vector< double * >	Dof_pt
	Vector of pointers to dofs. More...

DoubleVectorWithHaloEntries	Element_count_per_dof

double	Relaxation_factor

double	Newton_solver_tolerance

unsigned	Max_newton_iterations
	Maximum number of Newton iterations. More...

unsigned	Nnewton_iter_taken

Vector< double >	Max_res
	Maximum residuals at start and after each newton iteration. More...

double	Max_residuals

bool	Time_adaptive_newton_crash_on_solve_fail

bool	Jacobian_reuse_is_enabled
	Is re-use of Jacobian in Newton iteration enabled? Default: false. More...

bool	Jacobian_has_been_computed

bool	Problem_is_nonlinear

bool	Pause_at_end_of_sparse_assembly

bool	Doc_time_in_distribute

unsigned	Sparse_assembly_method

unsigned	Sparse_assemble_with_arrays_initial_allocation

unsigned	Sparse_assemble_with_arrays_allocation_increment

Vector< Vector< unsigned > >	Sparse_assemble_with_arrays_previous_allocation

double	Numerical_zero_for_sparse_assembly

double	FD_step_used_in_get_hessian_vector_products

bool	Mass_matrix_reuse_is_enabled

bool	Mass_matrix_has_been_computed

bool	Discontinuous_element_formulation

double	Minimum_dt
	Minimum desired dt: if dt falls below this value, exit. More...

double	Maximum_dt
	Maximum desired dt. More...

double	DTSF_max_increase

double	DTSF_min_decrease

double	Minimum_dt_but_still_proceed

bool	Scale_arc_length
	Boolean to control whether arc-length should be scaled. More...

double	Desired_proportion_of_arc_length
	Proportion of the arc-length to taken by the parameter. More...

double	Theta_squared

int	Sign_of_jacobian
	Storage for the sign of the global Jacobian. More...

double	Continuation_direction

double	Parameter_derivative
	Storage for the derivative of the global parameter wrt arc-length. More...

double	Parameter_current
	Storage for the present value of the global parameter. More...

bool	Use_continuation_timestepper
	Boolean to control original or new storage of dof stuff. More...

unsigned	Dof_derivative_offset

unsigned	Dof_current_offset

Vector< double >	Dof_derivative
	Storage for the derivative of the problem variables wrt arc-length. More...

Vector< double >	Dof_current
	Storage for the present values of the variables. More...

double	Ds_current
	Storage for the current step value. More...

unsigned	Desired_newton_iterations_ds

double	Minimum_ds
	Minimum desired value of arc-length. More...

bool	Bifurcation_detection
	Boolean to control bifurcation detection via determinant of Jacobian. More...

bool	Bisect_to_find_bifurcation
	Boolean to control wheter bisection is used to located bifurcation. More...

bool	First_jacobian_sign_change
	Boolean to indicate whether a sign change has occured in the Jacobian. More...

bool	Arc_length_step_taken
	Boolean to indicate whether an arc-length step has been taken. More...

bool	Use_finite_differences_for_continuation_derivatives

OomphCommunicator *	Communicator_pt
	The communicator for this problem. More...

bool	Always_take_one_newton_step

double	Timestep_reduction_factor_after_nonconvergence

bool	Keep_temporal_error_below_tolerance

Static Protected Attributes inherited from oomph::Problem
static ContinuationStorageScheme	Continuation_time_stepper
	Storage for the single static continuation timestorage object. More...

Detailed Description

template<class ELEMENT, unsigned DIM>
class oomph::WomersleyProblem< ELEMENT, DIM >

Womersley problem.

///////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////////

Member Typedef Documentation

◆ PrescribedPressureGradientFctPt

template<class ELEMENT , unsigned DIM>

typedef double(* oomph::WomersleyProblem< ELEMENT, DIM >::PrescribedPressureGradientFctPt) (const double &time)

Function pointer to fct that prescribes pressure gradient g=fct(t)

Constructor & Destructor Documentation

◆ WomersleyProblem() [1/2]

template<class ELEMENT , unsigned DIM>

oomph::WomersleyProblem< ELEMENT, DIM >::WomersleyProblem	(	double *	re_st_pt,
		double *	prescribed_volume_flux_pt,
		TimeStepper *	time_stepper_pt,
		Mesh *	womersley_mesh_pt
	)

Constructor: Pass pointer to Womersley number, pointer to the double that stores the currently imposed flow rate, the pointer to the mesh of WomersleyElements (of the type specified by the template argument) and the TimeStepper used in these elements. (Note that the mesh must be created, and boundary conditions applied BEFORE creating the Womersley problem. This is to facilitate the re-use of this class for different geometries.

Constructor: Pass pointer to Womersley number, pointer to the double that stores the currently imposed flow rate, the pointer to the mesh of WomersleyElements and the TimeStepper used in these elements. (Note that the mesh must be created, and boundary conditions applied BEFORE creating the Womersley problem. This is to facilitate the re-use of this class for different geometries.)

     : Prescribed_volume_flux_pt(prescribed_volume_flux_pt),
       Flux_el_pt(0),
       Prescribed_pressure_gradient_fct_pt(0)
   {
     // Problem is linear: Skip convergence check in Newton solver
     Problem_is_nonlinear = false;
  
     // Set the timestepper
     add_time_stepper_pt(time_stepper_pt);
  
     // Set the mesh (bcs have already been allocated!)
     mesh_pt() = womersley_mesh_pt;
  
  
     // Complete the build of all elements so they are fully functional
     //----------------------------------------------------------------
  
     // Find number of elements in mesh
     unsigned n_element = mesh_pt()->nelement();
  
     // Loop over the elements to set up element-specific
     // things that cannot be handled by constructor
     for (unsigned i = 0; i < n_element; i++)
     {
       // Upcast from FiniteElement to the present element
       ELEMENT* el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->element_pt(i));
  
       // Set pointer to Womersley number
       el_pt->re_st_pt() = re_st_pt;
     }
  
     // Create element that imposes the flux -- this element creates
     // the single-valued Data object that represents the (unknown)
     // pressure gradient internally. It also passes the pointer to
     // this Data object to the Womersley elements contained in the
     // mesh. The Womersley elements treat this Data as external Data.
     Flux_el_pt = new ImposeFluxForWomersleyElement<DIM>(
       mesh_pt(), Prescribed_volume_flux_pt);
  
     // Add the ImposeFluxForWomersleyElement to the mesh
     mesh_pt()->add_element_pt(Flux_el_pt);
  
     // Store pressure gradient data that was
     // created in the ImposeFluxForWomersleyElement
     Pressure_gradient_data_pt = Flux_el_pt->pressure_gradient_data_pt();
  
     // Do equation numbering
     oomph_info << "Number of equations in WomersleyProblem: "
                << assign_eqn_numbers() << std::endl;
  
   } // end of constructor

References oomph::Mesh::add_element_pt(), oomph::Problem::add_time_stepper_pt(), oomph::Problem::assign_eqn_numbers(), oomph::Mesh::element_pt(), oomph::WomersleyProblem< ELEMENT, DIM >::Flux_el_pt, i, oomph::Problem::mesh_pt(), oomph::Mesh::nelement(), oomph::oomph_info, oomph::WomersleyProblem< ELEMENT, DIM >::Prescribed_volume_flux_pt, oomph::WomersleyProblem< ELEMENT, DIM >::Pressure_gradient_data_pt, oomph::Problem::Problem_is_nonlinear, and oomph::Problem::time_stepper_pt().

◆ WomersleyProblem() [2/2]

template<class ELEMENT , unsigned DIM>

oomph::WomersleyProblem< ELEMENT, DIM >::WomersleyProblem	(	double *	re_st_pt,
		PrescribedPressureGradientFctPt	pressure_gradient_fct_pt,
		TimeStepper *	time_stepper_pt,
		Mesh *	womersley_mesh_pt
	)

Constructor: Pass pointer to Womersley number, pointer to the function that returns the imposed pressure gradient, the pointer to the mesh of WomersleyElements and the TimeStepper used in these elements. (Note that the mesh must be created, and boundary conditions applied BEFORE creating the Womersley problem. This is to allow the facilitate the re-use of this class for different geometries.)

Constructor: Pass pointer to Womersley number, fct pointer to the function that returns the prescribed pressure gradient, the pointer to the mesh of WomersleyElements (of the type specified by the template argument), and the TimeStepper used in these elements. (Note that the mesh must be created, and boundary conditions applied BEFORE creating the Womersley problem. This is to facilitate the re-use of this class for different geometries.)

     : Prescribed_volume_flux_pt(0),
       Flux_el_pt(0),
       Prescribed_pressure_gradient_fct_pt(pressure_gradient_fct_pt)
   {
     // Problem is linear: Skip convergence check in Newton solver
     Problem_is_nonlinear = false;
  
     // Set the timestepper
     add_time_stepper_pt(time_stepper_pt);
  
     // Set the mesh (bcs have already been allocated!)
     mesh_pt() = womersley_mesh_pt;
  
     // Complete the build of all elements so they are fully functional
     //----------------------------------------------------------------
  
     // Find number of elements in mesh
     unsigned n_element = mesh_pt()->nelement();
  
     // Loop over the elements to set up element-specific
     // things that cannot be handled by constructor
     for (unsigned i = 0; i < n_element; i++)
     {
       // Upcast from FiniteElement to the present element
       ELEMENT* el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->element_pt(i));
  
       // Set pointer to Womersley number
       el_pt->re_st_pt() = re_st_pt;
     }
  
     // Create pressure gradient as pinned, single-valued Data item
     Pressure_gradient_data_pt = new Data(1);
     Pressure_gradient_data_pt->pin(0);
  
     // Pass pointer to pressure gradient Data to elements
     unsigned nelem = mesh_pt()->nelement();
     for (unsigned e = 0; e < nelem; e++)
     {
       ELEMENT* el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->element_pt(e));
       if (el_pt != 0)
       {
         el_pt->set_pressure_gradient_pt(Pressure_gradient_data_pt);
       }
     }
  
  
     // Do equation numbering
     oomph_info << "Number of equations in WomersleyProblem: "
                << assign_eqn_numbers() << std::endl;
  
   } // end of constructor

References oomph::Problem::add_time_stepper_pt(), oomph::Problem::assign_eqn_numbers(), e(), oomph::Mesh::element_pt(), i, oomph::Problem::mesh_pt(), oomph::Mesh::nelement(), oomph::oomph_info, oomph::Data::pin(), oomph::WomersleyProblem< ELEMENT, DIM >::Pressure_gradient_data_pt, oomph::Problem::Problem_is_nonlinear, and oomph::Problem::time_stepper_pt().

◆ ~WomersleyProblem()

template<class ELEMENT , unsigned DIM>

oomph::WomersleyProblem< ELEMENT, DIM >::~WomersleyProblem

Destructor to clean up memory.

Destructor for Womersley problem.

   {
     // Timestepper gets killed in general problem destructor
  
     // Mesh gets killed in general problem destructor
  
   } // end of destructor

Member Function Documentation

◆ actions_after_newton_solve()

template<class ELEMENT , unsigned DIM>

void oomph::WomersleyProblem< ELEMENT, DIM >::actions_after_newton_solve ( )

inlinevirtual

Update the problem specs after solve (empty)

Reimplemented from oomph::Problem.

780 {}

◆ actions_before_implicit_timestep()

template<class ELEMENT , unsigned DIM>

void oomph::WomersleyProblem< ELEMENT, DIM >::actions_before_implicit_timestep ( )

inlinevirtual

Update the problem specs before next timestep: Update time-varying pressure gradient (if prescribed)

Assign current prescribed pressure gradient to Data

Reimplemented from oomph::Problem.

     {
       if (Prescribed_pressure_gradient_fct_pt != 0)
       {
         Pressure_gradient_data_pt->set_value(
           0, Prescribed_pressure_gradient_fct_pt(time_pt()->time()));
       }
     }

References oomph::WomersleyProblem< ELEMENT, DIM >::Prescribed_pressure_gradient_fct_pt, oomph::WomersleyProblem< ELEMENT, DIM >::Pressure_gradient_data_pt, oomph::Data::set_value(), oomph::Problem::time(), and oomph::Problem::time_pt().

◆ actions_before_newton_solve()

template<class ELEMENT , unsigned DIM>

void oomph::WomersleyProblem< ELEMENT, DIM >::actions_before_newton_solve ( )

inlinevirtual

Update the problem specs before solve (empty)

Reimplemented from oomph::Problem.

783 {}

◆ doc_solution() [1/2]

template<class ELEMENT , unsigned DIM>

void oomph::WomersleyProblem< ELEMENT, DIM >::doc_solution	(	DocInfo &	doc_info,
		const double &	z_out = `0.0`
	)

inline

Doc the solution.

     {
       std::ofstream trace_file;
       doc_solution(doc_info, trace_file, z_out);
     }

References oomph::WomersleyProblem< ELEMENT, DIM >::doc_solution().

◆ doc_solution() [2/2]

template<class ELEMENT , unsigned DIM>

void oomph::WomersleyProblem< ELEMENT, DIM >::doc_solution	(	DocInfo &	doc_info,
		std::ofstream &	trace_file,
		const double &	z_out = `0.0`
	)

Doc the solution.

Doc the solution incl. trace file for various quantities of interest (to some...)

   {
     std::ofstream some_file;
     std::ofstream some_file1;
     std::ostringstream filename;
  
     // Number of plot points
     unsigned npts;
     npts = 5;
  
  
     // Compute total volume flux directly
     double flux = 0.0;
  
     // Output solution
     //-----------------
     filename << doc_info.directory() << "/womersley_soln" << doc_info.number()
              << ".dat";
     some_file1.open(filename.str().c_str());
  
     filename.str("");
     filename << doc_info.directory() << "/womersley_soln_3d_"
              << doc_info.number() << ".dat";
     some_file.open(filename.str().c_str());
  
     // Assemble contributions from elements and output 3D solution
     unsigned nelem = mesh_pt()->nelement();
     for (unsigned e = 0; e < nelem; e++)
     {
       ELEMENT* el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->element_pt(e));
       if (el_pt != 0)
       {
         flux += el_pt->get_volume_flux();
         el_pt->output_3d(some_file, npts, z_out);
         el_pt->output(some_file1, npts);
       }
     }
     some_file.close();
     some_file1.close();
  
     double prescribed_g = 0.0;
     if (Prescribed_pressure_gradient_fct_pt != 0)
     {
       prescribed_g = Prescribed_pressure_gradient_fct_pt(time_pt()->time());
     }
  
  
     double prescribed_q = 0.0;
     if (Prescribed_volume_flux_pt != 0)
     {
       prescribed_q = *Prescribed_volume_flux_pt;
     }
  
     if (trace_file.is_open())
     {
       trace_file << time_pt()->time() << " "
                  << pressure_gradient_data_pt()->value(0) << " " << flux << " "
                  << prescribed_g << " " << prescribed_q << " " << std::endl;
     }
  
   } // end of doc_solution

References oomph::DocInfo::directory(), e(), MergeRestartFiles::filename, ProblemParameters::flux(), and oomph::DocInfo::number().

Referenced by oomph::WomersleyProblem< ELEMENT, DIM >::doc_solution().

◆ pressure_gradient_data_pt()

template<class ELEMENT , unsigned DIM>

Data* oomph::WomersleyProblem< ELEMENT, DIM >::pressure_gradient_data_pt ( )

inline

Access function to the single-valued Data object that contains the unknown pressure gradient (used if flux is prescribed)

     {
       return Pressure_gradient_data_pt;
     }

References oomph::WomersleyProblem< ELEMENT, DIM >::Pressure_gradient_data_pt.

Member Data Documentation

◆ Flux_el_pt

template<class ELEMENT , unsigned DIM>

ImposeFluxForWomersleyElement<DIM>* oomph::WomersleyProblem< ELEMENT, DIM >::Flux_el_pt

private

Pointer to element that imposes the flux through the collection of Womersley elements

Referenced by oomph::WomersleyProblem< ELEMENT, DIM >::WomersleyProblem().

◆ Prescribed_pressure_gradient_fct_pt

template<class ELEMENT , unsigned DIM>

PrescribedPressureGradientFctPt oomph::WomersleyProblem< ELEMENT, DIM >::Prescribed_pressure_gradient_fct_pt

private

Fct pointer to fct that prescribes pressure gradient.

Referenced by oomph::WomersleyProblem< ELEMENT, DIM >::actions_before_implicit_timestep().

◆ Prescribed_volume_flux_pt

template<class ELEMENT , unsigned DIM>

double* oomph::WomersleyProblem< ELEMENT, DIM >::Prescribed_volume_flux_pt

private

Pointer to currently prescribed volume flux.

Referenced by oomph::WomersleyProblem< ELEMENT, DIM >::WomersleyProblem().

◆ Pressure_gradient_data_pt

template<class ELEMENT , unsigned DIM>

Data* oomph::WomersleyProblem< ELEMENT, DIM >::Pressure_gradient_data_pt

private

Pointer to single-valued Data item that stores pressure gradient.

Referenced by oomph::WomersleyProblem< ELEMENT, DIM >::actions_before_implicit_timestep(), oomph::WomersleyProblem< ELEMENT, DIM >::pressure_gradient_data_pt(), and oomph::WomersleyProblem< ELEMENT, DIM >::WomersleyProblem().

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

womersley_elements.h

Public Types

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

template<class ELEMENT, unsigned DIM> class oomph::WomersleyProblem< ELEMENT, DIM >

Member Typedef Documentation

◆ PrescribedPressureGradientFctPt

Constructor & Destructor Documentation

◆ WomersleyProblem() [1/2]

◆ WomersleyProblem() [2/2]

◆ ~WomersleyProblem()

Member Function Documentation

◆ actions_after_newton_solve()

◆ actions_before_implicit_timestep()

◆ actions_before_newton_solve()

◆ doc_solution() [1/2]

◆ doc_solution() [2/2]

◆ pressure_gradient_data_pt()

Member Data Documentation

◆ Flux_el_pt

◆ Prescribed_pressure_gradient_fct_pt

◆ Prescribed_volume_flux_pt

◆ Pressure_gradient_data_pt

template<class ELEMENT, unsigned DIM>
class oomph::WomersleyProblem< ELEMENT, DIM >