Inheritance diagram for InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >:

Public Member Functions
	InclinedPlaneProblem (const unsigned &nx, const unsigned &ny, const double &length)
	Generic Constructor (empty) More...

void	solve_steady ()
	Solve the steady problem. More...

void	timestep (const double &dt, const unsigned &n_tsteps)
	Take n_tsteps timesteps of size dt. More...

void	actions_before_implicit_timestep ()

void	make_traction_elements ()

void	make_free_surface_elements ()

void	complete_build ()

	~InclinedPlaneProblem ()
	Generic desructor to clean up the memory allocated in the problem. More...

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 ()

Protected Attributes
Mesh *	Bulk_mesh_pt
	Bulk fluid mesh. More...

Mesh *	Traction_mesh_pt
	Mesh for the traction elements that are added at inlet and outlet. More...

Mesh *	Surface_mesh_pt
	Mesh for the free surface elements. More...

Mesh *	Point_mesh_pt
	Mesh for the point elements at each end of the free surface. More...

std::string	Output_prefix
	Prefix for output files. More...

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

Additional Inherited Members
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 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_solve ()

virtual void	actions_after_newton_solve ()

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 ()

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, class INTERFACE_ELEMENT>
class InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >

Generic problem class that will form the base class for both spine and elastic mesh-updates of the problem. Templated by the bulk element and interface element types

Constructor & Destructor Documentation

◆ InclinedPlaneProblem()

template<class ELEMENT , class INTERFACE_ELEMENT >

InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::InclinedPlaneProblem	(	const unsigned &	nx,
		const unsigned &	ny,
		const double &	length
	)

inline

Generic Constructor (empty)

162 :

163 Output_prefix("Unset") { }

InclinedPlaneProblem::Output_prefix

std::string Output_prefix

Prefix for output files.

Definition: inclined_plane.cc:156

◆ ~InclinedPlaneProblem()

template<class ELEMENT , class INTERFACE_ELEMENT >

InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::~InclinedPlaneProblem ( )

inline

Generic desructor to clean up the memory allocated in the problem.

   {
    //Clear node storage before the mesh can be deleted, 
    //to avoid double deletion
    this->Point_mesh_pt->flush_node_storage();
    //Then delete the mesh
    delete this->Point_mesh_pt;
    //Clear node storage and then delete mesh
    this->Surface_mesh_pt->flush_node_storage();
    delete this->Surface_mesh_pt;
    //Clear node storage and then delete mesh
    this->Traction_mesh_pt->flush_node_storage();
    delete this->Traction_mesh_pt;
    //Delete the bulk mesh (no need to clear node storage)
    delete this->Bulk_mesh_pt;
    //Delete the time stepper
    delete this->time_stepper_pt();
   }

References oomph::Mesh::flush_node_storage().

Member Function Documentation

◆ actions_before_implicit_timestep()

template<class ELEMENT , class INTERFACE_ELEMENT >

void InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::actions_before_implicit_timestep ( )

inlinevirtual

Actions before the timestep (update the time-dependent boundary conditions)

Reimplemented from oomph::Problem.

   {
    //Read out the current time
    double time = this->time_pt()->time();
    //Now add a temporary sinusoidal suction and blowing to the base
    //Amplitude of the perturbation
    double epsilon = 0.01;
    //Loop over the nodes on the base
    unsigned n_node = this->Bulk_mesh_pt->nboundary_node(0);
    for(unsigned n=0;n<n_node;n++)
     {
      Node* nod_pt = this->Bulk_mesh_pt->boundary_node_pt(0,n);
      double arg = Global_Physical_Variables::K*nod_pt->x(0);
      double value = sin(arg)*epsilon*time*exp(-time);
      nod_pt->set_value(1,value);
     }
   } //end_of_actions_before_implicit_timestep

References oomph::Mesh::boundary_node_pt(), oomph::SarahBL::epsilon, Eigen::bfloat16_impl::exp(), Global_Physical_Variables::K, n, oomph::Mesh::nboundary_node(), oomph::Data::set_value(), sin(), Eigen::value, and oomph::Node::x().

◆ complete_build()

template<class ELEMENT , class INTERFACE_ELEMENT >

void InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::complete_build ( )

inline

Complete the build of the problem setting all standard parameters and boundary conditions

   {
    using namespace Global_Physical_Variables;
    
    //Complete the build of the fluid elements by passing physical parameters
    //Find the number of bulk elements
    unsigned n_element = Bulk_mesh_pt->nelement();
    //Loop over all the fluid elements 
    for(unsigned e=0;e<n_element;e++)
     {
      //Cast to a fluid element
      ELEMENT *temp_pt = dynamic_cast<ELEMENT*>(Bulk_mesh_pt->element_pt(e));
      
      //Set the Reynolds number
      temp_pt->re_pt() = &Re;
      //The Strouhal number is 1, so ReSt = Re
      temp_pt->re_st_pt() = &Re;
      //Set the Reynolds number / Froude number
      temp_pt->re_invfr_pt() = &ReInvFr;
      //Set the direction of gravity
      temp_pt->g_pt() = &G;
     }
    
    //------------Set the boundary conditions for this problem----------
  
    {
     //Determine whether we are solving an elastic problem or not
     bool elastic = false;
     if(dynamic_cast<SolidNode*>(Bulk_mesh_pt->node_pt(0))) {elastic=true;}
  
     //Loop over the bottom of the mesh (the wall of the channel)
     unsigned n_node = Bulk_mesh_pt->nboundary_node(0);
     for(unsigned j=0;j<n_node;j++)
      {
       //Pin the u- and v- velocities
       Bulk_mesh_pt->boundary_node_pt(0,j)->pin(0);
       Bulk_mesh_pt->boundary_node_pt(0,j)->pin(1);
  
       //If we are formulating the elastic problem pin both positions
       //of nodes
       if(elastic)
        {
         static_cast<SolidNode*>(Bulk_mesh_pt->boundary_node_pt(0,j))
          ->pin_position(0);
         static_cast<SolidNode*>(Bulk_mesh_pt->boundary_node_pt(0,j))
          ->pin_position(1);
        }
      }
     
     //Loop over the inlet and set the Dirichlet condition
     //of no vertical velocity
     n_node = Bulk_mesh_pt->nboundary_node(3);
     for(unsigned j=0;j<n_node;j++)
      {
       Bulk_mesh_pt->boundary_node_pt(3,j)->pin(1);
  
       //If elastic pin horizontal position of nodes
       if(elastic)
        { 
         static_cast<SolidNode*>(Bulk_mesh_pt->boundary_node_pt(3,j))
          ->pin_position(0);
        }
      }
     
     //Loop over the outlet and set the Dirichlet condition
     //of no vertical velocity
     n_node = Bulk_mesh_pt->nboundary_node(1);
     for(unsigned j=0;j<n_node;j++)
      {
       Bulk_mesh_pt->boundary_node_pt(1,j)->pin(1);
  
       //If elastic pin horizontal position
       if(elastic)
        { 
         static_cast<SolidNode*>(Bulk_mesh_pt->boundary_node_pt(1,j))
          ->pin_position(0);
        }
      }
    }
  
    //Attach the boundary conditions to the mesh
    std::cout << assign_eqn_numbers() << " in the main problem" << std::endl; 
   } //end of complete_build

References oomph::Mesh::boundary_node_pt(), e(), oomph::Mesh::element_pt(), G, j, oomph::Mesh::nboundary_node(), oomph::Mesh::nelement(), oomph::Mesh::node_pt(), oomph::Data::pin(), GlobalPhysicalVariables::Re, and GlobalPhysicalVariables::ReInvFr.

◆ make_free_surface_elements()

template<class ELEMENT , class INTERFACE_ELEMENT >

void InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::make_free_surface_elements ( )

inline

   {
    //Create the (empty) meshes
    Surface_mesh_pt = new Mesh;
    Point_mesh_pt = new Mesh;
  
    //The free surface is on the boundary 2
    unsigned b = 2;
    unsigned n_boundary_element = Bulk_mesh_pt->nboundary_element(b);
    //Loop over the elements and create the appropriate interface elements
    for(unsigned e=0;e<n_boundary_element;e++)
     {
      INTERFACE_ELEMENT *surface_element_pt =
       new INTERFACE_ELEMENT
       (Bulk_mesh_pt->boundary_element_pt(b,e),
        Bulk_mesh_pt->face_index_at_boundary(b,e));
      //Add elements to the mesh
      Surface_mesh_pt->add_element_pt(surface_element_pt);
      //Assign the capillary number to the free surface
      surface_element_pt->ca_pt() = 
       &Global_Physical_Variables::Ca;
      
      //Make a point element from left-hand side of the 
      //first surface element (note that this relies on knowledge of 
      //the element order within the mesh)
      if(e==0)
       {
        FluidInterfaceBoundingElement* point_element_pt =
         surface_element_pt->make_bounding_element(-1);
        //Add element to the point mesh
        Point_mesh_pt->add_element_pt(point_element_pt);
        //Set the capillary number
        point_element_pt->ca_pt() = &Global_Physical_Variables::Ca;
        //Set the wall normal
        point_element_pt->wall_unit_normal_fct_pt() = 
         &Global_Physical_Variables::wall_unit_normal_inlet_fct;
        //Set the contact angle (using the strong version of the constraint)
        point_element_pt->set_contact_angle(
         &Global_Physical_Variables::Inlet_Angle);
       }
      
      //Make another point element from the right-hand side of the 
      //last surface element (note that this relies on knowledge of 
      //the element order within the mesh)
      if(e==n_boundary_element-1)
       {
        FluidInterfaceBoundingElement* point_element_pt =
         surface_element_pt->make_bounding_element(1);
        //Add element to the mesh
        Point_mesh_pt->add_element_pt(point_element_pt);
        //Set the capillary number
        point_element_pt->ca_pt() = &Global_Physical_Variables::Ca;
        // Set the function that specifies the wall normal
        point_element_pt->wall_unit_normal_fct_pt() = 
         &Global_Physical_Variables::wall_unit_normal_outlet_fct;
       }
     }
   } //end of make_free_surface_elements

References oomph::Mesh::add_element_pt(), b, oomph::Mesh::boundary_element_pt(), Global_Physical_Variables::Ca, oomph::FluidInterfaceBoundingElement::ca_pt(), e(), oomph::Mesh::face_index_at_boundary(), Global_Physical_Variables::Inlet_Angle, oomph::Mesh::nboundary_element(), oomph::FluidInterfaceBoundingElement::set_contact_angle(), oomph::FluidInterfaceBoundingElement::wall_unit_normal_fct_pt(), Global_Physical_Variables::wall_unit_normal_inlet_fct(), and Global_Physical_Variables::wall_unit_normal_outlet_fct().

◆ make_traction_elements()

template<class ELEMENT , class INTERFACE_ELEMENT >

void InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::make_traction_elements ( )

inline

Function to add the traction boundary elements to boundaries 3(inlet) and 1(outlet) of the mesh

   {
    //Create a new (empty mesh)
    Traction_mesh_pt = new Mesh;
    //Inlet boundary conditions (boundary 3)
    {
     unsigned b = 3;
     //Find the number of elements adjacent to mesh boundary
     unsigned n_boundary_element = Bulk_mesh_pt->nboundary_element(b);
     //Loop over these elements and create the traction elements
     for(unsigned e=0;e<n_boundary_element;e++)
      {
       NavierStokesTractionElement<ELEMENT> *surface_element_pt =
        new NavierStokesTractionElement<ELEMENT>
        (Bulk_mesh_pt->boundary_element_pt(b,e),
         Bulk_mesh_pt->face_index_at_boundary(b,e));
       //Add the elements to the mesh
       Traction_mesh_pt->add_element_pt(surface_element_pt);
       //Set the traction function
       surface_element_pt->traction_fct_pt() = 
        &Global_Physical_Variables::hydrostatic_pressure_inlet;
      }
    }
    
    //Outlet boundary conditions (boundary 1)
    {
     unsigned b=1;
     //Find the number of elements adjacent to mesh boundary
     unsigned n_boundary_element = Bulk_mesh_pt->nboundary_element(b);
     //Loop over these elements and create the traction elements
     for(unsigned e=0;e<n_boundary_element;e++)
      {
       NavierStokesTractionElement<ELEMENT> *surface_element_pt =
        new NavierStokesTractionElement<ELEMENT>
        (Bulk_mesh_pt->boundary_element_pt(b,e),
         Bulk_mesh_pt->face_index_at_boundary(b,e));
       //Add the elements to the mesh
       Traction_mesh_pt->add_element_pt(surface_element_pt);
       //Set the traction function
       surface_element_pt->traction_fct_pt() = 
        &Global_Physical_Variables::hydrostatic_pressure_outlet;
      }
    }
   } //end of make_traction_elements

References oomph::Mesh::add_element_pt(), b, oomph::Mesh::boundary_element_pt(), e(), oomph::Mesh::face_index_at_boundary(), Global_Physical_Variables::hydrostatic_pressure_inlet(), Global_Physical_Variables::hydrostatic_pressure_outlet(), oomph::Mesh::nboundary_element(), and oomph::NavierStokesTractionElement< ELEMENT >::traction_fct_pt.

◆ solve_steady()

template<class ELEMENT , class INTERFACE_ELEMENT >

void InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::solve_steady

Solve the steady problem.

 {
  //Load the namespace
  using namespace Global_Physical_Variables;
  
  //Initially set all nodes to the Nusselt flat-film solution
  {
   unsigned n_node = Bulk_mesh_pt->nnode();
   for(unsigned  n=0;n<n_node;n++)
    {
     double y = Bulk_mesh_pt->node_pt(n)->x(1);
     //Top row
     Bulk_mesh_pt->node_pt(n)->set_value(0,0.5*ReInvFr*sin(Alpha)*(2.0*y - y*y));
    }
  }
  
  //Do one steady solve
  steady_newton_solve();
  
  //Output the full flow field
  std::string filename = Output_prefix;;
  filename.append("_output.dat");
  ofstream file(filename.c_str());
  Bulk_mesh_pt->output(file,5);
  file.close();
 } //end of solve_steady

References TanhSolnForAdvectionDiffusion::Alpha, MergeRestartFiles::filename, n, GlobalPhysicalVariables::ReInvFr, sin(), oomph::Global_string_for_annotation::string(), and y.

◆ timestep()

template<class ELEMENT , class INTERFACE_ELEMENT >

void InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::timestep	(	const double &	dt,
		const unsigned &	n_tsteps
	)

Take n_tsteps timesteps of size dt.

Perform n_tsteps timesteps of size dt.

 {
  //Need to use the Global variables here
  using namespace Global_Physical_Variables;
  
  //Open an output file
  std::string filename = Output_prefix;
  filename.append("_time_trace.dat");
  ofstream trace(filename.c_str()); 
  //Counter that will be used to output the full flowfield
  //at certain timesteps
  int counter=0; 
  
  //Initial output of the time and the value of the vertical position at the
  //left and right-hand end of the free surface
  trace << time_pt()->time() << " " 
        << Bulk_mesh_pt->boundary_node_pt(2,0)->value(1) 
        << " "
        <<  Bulk_mesh_pt->
   boundary_node_pt(2, Bulk_mesh_pt->nboundary_node(2)-1)->x(1) 
        << " "
        << std::endl;
  
  //Loop over the desired number of timesteps
  for(unsigned t=1;t<=n_tsteps;t++)
   {
    //Increase the counter
    counter++;
    cout << std::endl;
    cout << "--------------TIMESTEP " << t<< " ------------------" << std::endl;
    
    //Take a timestep of size dt
    unsteady_newton_solve(dt);
    
    //Uncomment to get full solution output
    if(counter==2) //Change this number to get output every n steps
     {
      std::ofstream file;
      std::ostringstream filename;
      filename << Output_prefix << "_step" << Re << "_" << t << ".dat";
      file.open(filename.str().c_str());
      Bulk_mesh_pt->output(file,5);
      file.close();
      
      counter=0;
     }
  
    //Always output the interface
    {
     std::ofstream file;
      std::ostringstream filename;
      filename << Output_prefix << "_interface_" << Re << "_" << t << ".dat";
      file.open(filename.str().c_str());
      Surface_mesh_pt->output(file,5);
      file.close();
    }
    
    //Output the time and value of the vertical position of the free surface
    //at the left- and right-hand ends
    trace << time_pt()->time() << " "
          << Bulk_mesh_pt->boundary_node_pt(2,0)->x(1) << " "
          << 
     Bulk_mesh_pt->
     boundary_node_pt(2,Bulk_mesh_pt->nboundary_node(2)-1)->x(1) << " "
          << std::endl;
   }
 } //end of timestep

References MergeRestartFiles::filename, GlobalPhysicalVariables::Re, oomph::Global_string_for_annotation::string(), and plotPSD::t.

Member Data Documentation

◆ Bulk_mesh_pt

template<class ELEMENT , class INTERFACE_ELEMENT >

Mesh* InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::Bulk_mesh_pt

protected

Bulk fluid mesh.

◆ Output_prefix

template<class ELEMENT , class INTERFACE_ELEMENT >

std::string InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::Output_prefix

protected

Prefix for output files.

◆ Point_mesh_pt

template<class ELEMENT , class INTERFACE_ELEMENT >

Mesh* InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::Point_mesh_pt

protected

Mesh for the point elements at each end of the free surface.

◆ Surface_mesh_pt

template<class ELEMENT , class INTERFACE_ELEMENT >

Mesh* InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::Surface_mesh_pt

protected

Mesh for the free surface elements.

◆ Traction_mesh_pt

template<class ELEMENT , class INTERFACE_ELEMENT >

Mesh* InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >::Traction_mesh_pt

protected

Mesh for the traction elements that are added at inlet and outlet.

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

inclined_plane.cc

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

template<class ELEMENT, class INTERFACE_ELEMENT> class InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >

Constructor & Destructor Documentation

◆ InclinedPlaneProblem()

◆ ~InclinedPlaneProblem()

Member Function Documentation

◆ actions_before_implicit_timestep()

◆ complete_build()

◆ make_free_surface_elements()

◆ make_traction_elements()

◆ solve_steady()

◆ timestep()

Member Data Documentation

◆ Bulk_mesh_pt

◆ Output_prefix

◆ Point_mesh_pt

◆ Surface_mesh_pt

◆ Traction_mesh_pt

template<class ELEMENT, class INTERFACE_ELEMENT>
class InclinedPlaneProblem< ELEMENT, INTERFACE_ELEMENT >