Problem class for the cantilever "beam" structure. More...

Inheritance diagram for CantileverProblem< ELEMENT >:

Public Member Functions
	CantileverProblem (const bool &incompress, const bool &use_fd)
	Constructor: More...

void	actions_after_newton_solve ()
	Update function (empty) More...

void	actions_before_newton_solve ()
	Update function (empty) More...

void	actions_before_adapt ()
	Actions before adapt: Wipe the mesh of traction elements. More...

void	actions_after_adapt ()
	Actions after adapt: Rebuild the mesh of traction elements. More...

void	doc_solution ()
	Doc the solution. More...

void	run_it (const unsigned &i_case)
	Run the job – doc in RESLTi_case. More...

	CantileverProblem (const bool &incompress, const bool &use_fd)
	Constructor: More...

void	actions_after_newton_solve ()
	Update function (empty) More...

void	actions_before_newton_solve ()
	Update function (empty) More...

void	actions_before_adapt ()
	Actions before adapt: Wipe the mesh of traction elements. More...

void	actions_after_adapt ()
	Actions after adapt: Rebuild the mesh of traction elements. More...

void	doc_solution ()
	Doc the solution. More...

void	run_it (const unsigned &i_case)
	Run the job – doc in RESLTi_case. More...

	CantileverProblem ()
	Constructor: More...

void	actions_after_newton_solve ()
	Update function (empty) More...

void	actions_before_newton_solve ()
	Update function (empty) More...

ElasticRefineableRectangularQuadMesh< ELEMENT > *&	solid_mesh_pt ()
	Access function for the solid mesh. More...

SolidMesh *&	traction_mesh_pt ()
	Access function to the mesh of surface traction elements. More...

void	actions_before_adapt ()
	Actions before adapt: Wipe the mesh of traction elements. More...

void	actions_after_adapt ()
	Actions after adapt: Rebuild the mesh of traction elements. More...

void	doc_solution (DocInfo &doc_info)
	Doc the solution. More...

	CantileverProblem ()
	Constructor: More...

void	actions_after_newton_solve ()
	Update function (empty) More...

void	actions_before_newton_solve ()
	Update function (empty) More...

ElasticRefineableRectangularQuadMesh< ELEMENT > *&	solid_mesh_pt ()
	Access function for the solid mesh. More...

SolidMesh *&	traction_mesh_pt ()
	Access function to the mesh of surface traction elements. More...

void	actions_before_adapt ()
	Actions before adapt: Wipe the mesh of traction elements. More...

void	actions_after_adapt ()
	Actions after adapt: Rebuild the mesh of traction elements. More...

void	doc_solution ()
	Doc the solution. More...

	CantileverProblem (const bool &incompress, const bool &use_fd)
	Constructor: More...

void	actions_after_newton_solve ()
	Update function (empty) More...

void	actions_before_newton_solve ()
	Update function (empty) More...

ElasticRectangularQuadMesh< ELEMENT > *&	solid_mesh_pt ()
	Access function for the solid mesh. More...

SolidMesh *&	traction_mesh_pt ()
	Access function to the mesh of surface traction elements. More...

void	actions_before_adapt ()
	Actions before adapt: Wipe the mesh of traction elements. More...

void	actions_after_adapt ()
	Actions after adapt: Rebuild the mesh of traction elements. More...

void	doc_solution ()
	Doc the solution. More...

void	run_it (const unsigned &i_case)
	Run the job – doc in RESLTi_case. More...

	CantileverProblem ()
	Constructor: More...

void	actions_after_newton_solve ()
	Update function (empty) More...

void	actions_before_newton_solve ()
	Update function (empty) More...

void	actions_before_adapt ()
	Actions before adapt. Empty. More...

void	actions_after_adapt ()
	Actions after adapt. More...

void	doc_solution ()
	Doc the solution. More...

ElasticQuarterTubeMesh< ELEMENT > *	mesh_pt ()
	Access function for the mesh. More...

void	run_tests (const unsigned &i_case, const bool &incompress, const bool &use_fd)
	Run extended tests – doc in RESLTi_case. 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

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 Member Functions
void	set_traction_pt ()

void	create_traction_elements ()
	Create traction elements. More...

void	delete_traction_elements ()
	Delete traction elements. More...

void	set_traction_pt ()

void	create_traction_elements ()
	Create traction elements. More...

void	delete_traction_elements ()
	Delete traction elements. More...

void	set_traction_pt ()

void	create_traction_elements ()
	Create traction elements. More...

void	delete_traction_elements ()
	Delete traction elements. More...

void	set_traction_pt ()

void	create_traction_elements ()
	Create traction elements. More...

void	delete_traction_elements ()
	Delete traction elements. More...

Private Attributes
ofstream	Trace_file
	Trace file. More...

Node *	Trace_node_pt
	Pointers to node whose position we're tracing. More...

DocInfo	Doc_info
	DocInfo object for output. More...

ElasticRefineableRectangularQuadMesh< ELEMENT > *	Solid_mesh_pt
	Pointer to solid mesh. More...

SolidMesh *	Traction_mesh_pt
	Pointers to meshes of traction elements. More...

ElasticRectangularQuadMesh< ELEMENT > *	Solid_mesh_pt
	Pointer to solid mesh. More...

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_convergence_check ()

virtual void	actions_before_newton_step ()

virtual void	actions_after_newton_step ()

virtual void	actions_before_implicit_timestep ()

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>
class CantileverProblem< ELEMENT >

Problem class for the cantilever "beam" structure.

Problem class for the 3D cantilever "beam" structure.

Constructor & Destructor Documentation

◆ CantileverProblem() [1/6]

template<class ELEMENT >

CantileverProblem< ELEMENT >::CantileverProblem	(	const bool &	incompress,
		const bool &	use_fd
	)

Constructor:

 {
  
  // Create the mesh
  
  // # of elements in x-direction
  unsigned n_x=20;
  
  // # of elements in y-direction
  unsigned n_y=2;
  
  // Domain length in x-direction
  double l_x= Global_Physical_Variables::L;
  
  // Domain length in y-direction
  double l_y=2.0*Global_Physical_Variables::H;
  
  // Shift mesh downwards so that centreline is at y=0:
  Vector<double> origin(2);
  origin[0]=0.0;
  origin[1]=-0.5*l_y;
  
 #ifdef REFINE
  
  //Now create the mesh 
  Problem::mesh_pt() = new ElasticRefineableRectangularQuadMesh<ELEMENT>(
   n_x,n_y,l_x,l_y,origin);
  
  // Set error estimator
  dynamic_cast<ElasticRefineableRectangularQuadMesh<ELEMENT>* >(
   mesh_pt())->spatial_error_estimator_pt()=new Z2ErrorEstimator;
  
 #else
  
  //Now create the mesh
  Problem::mesh_pt() = new ElasticRectangularQuadMesh<ELEMENT>(
   n_x,n_y,l_x,l_y,origin);
  
 #endif
  
  //Assign the physical properties to the elements before any refinement
  //Loop over the elements in the main mesh
  unsigned n_element = mesh_pt()->nelement();
  for(unsigned i=0;i<n_element;i++)
   {
    //Cast to a solid element
    ELEMENT *el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->element_pt(i));
    
    // Set the constitutive law
    el_pt->constitutive_law_pt() =
     Global_Physical_Variables::Constitutive_law_pt;
  
    //Set the body force
    el_pt->body_force_fct_pt() = Global_Physical_Variables::gravity;
    
    // Get Jacobian by FD?
    if(use_fd)
     {
      el_pt->enable_evaluate_jacobian_by_fd();
     }
    else
     {
      el_pt->disable_evaluate_jacobian_by_fd();
     }
   
    // Is it incompressible
    if (incompress)
     {     
      PVDEquationsWithPressure<2>* test_pt = 
       dynamic_cast<PVDEquationsWithPressure<2>*>(
        mesh_pt()->element_pt(i));
      if (test_pt!=0)
       {
        test_pt->set_incompressible();
       }
     }
   }
  
  
  // Choose a control node: The last node in the solid mesh
  unsigned nnod=mesh_pt()->nnode();
  Trace_node_pt=mesh_pt()->node_pt(nnod-1);
  
 #ifdef REFINE
  
  // Refine the mesh uniformly
  dynamic_cast<ElasticRefineableRectangularQuadMesh<ELEMENT>* >(
   mesh_pt())->refine_uniformly();
  
 #endif
  
  // Pin the left boundary (boundary 3) in both directions
  unsigned n_side = mesh_pt()->nboundary_node(3);
  
  // Cast to a solid mesh
  ElasticRefineableRectangularQuadMesh<ELEMENT>* solid_mesh_pt=
   dynamic_cast<ElasticRefineableRectangularQuadMesh<ELEMENT>* >(mesh_pt());
  
  //Loop over the nodes
  for(unsigned i=0;i<n_side;i++)
   {
    solid_mesh_pt->boundary_node_pt(3,i)->pin_position(0);
    solid_mesh_pt->boundary_node_pt(3,i)->pin_position(1);
   }
  
  
  // Pin the redundant solid pressures (if any)
  PVDEquationsBase<2>::pin_redundant_nodal_solid_pressures(
   mesh_pt()->element_pt());
  
  //Attach the boundary conditions to the mesh
  cout << assign_eqn_numbers() << std::endl; 
  
  //Reset max residuals...
  Problem::Max_residuals=1.0e10;
  
  
 } //end of constructor

References oomph::SolidMesh::boundary_node_pt(), Global_Physical_Variables::Constitutive_law_pt, Global_Physical_Variables::gravity(), Global_Physical_Variables::H, i, Global_Physical_Variables::L, oomph::SolidNode::pin_position(), and oomph::PVDEquationsWithPressure< DIM >::set_incompressible().

◆ CantileverProblem() [2/6]

template<class ELEMENT >

CantileverProblem< ELEMENT >::CantileverProblem	(	const bool &	incompress,
		const bool &	use_fd
	)

Constructor:

◆ CantileverProblem() [3/6]

template<class ELEMENT >

CantileverProblem< ELEMENT >::CantileverProblem

Constructor:

 {
  
  // Create the mesh
  
  // # of elements in x-direction
  unsigned n_x=20;
  
  // # of elements in y-direction
  unsigned n_y=2;
  
  // Domain length in x-direction
  double l_x= Global_Physical_Variables::L;
  
  // Domain length in y-direction
  double l_y=2.0*Global_Physical_Variables::H;
  
  // Shift mesh downwards so that centreline is at y=0:
  Vector<double> origin(2);
  origin[0]=0.0;
  origin[1]=-0.5*l_y;
  
  //Now create the mesh 
  solid_mesh_pt() = new ElasticRefineableRectangularQuadMesh<ELEMENT>(
   n_x,n_y,l_x,l_y,origin);
  
  // Set error estimator
  solid_mesh_pt()->spatial_error_estimator_pt()=new Z2ErrorEstimator;
  
  //Assign the physical properties to the elements before any refinement
  //Loop over the elements in the main mesh
  unsigned n_element =solid_mesh_pt()->nelement();
  for(unsigned i=0;i<n_element;i++)
   {
    //Cast to a solid element
    ELEMENT *el_pt = dynamic_cast<ELEMENT*>(solid_mesh_pt()->element_pt(i));
    
    // Set the constitutive law
    el_pt->constitutive_law_pt() =
     Global_Physical_Variables::Constitutive_law_pt;
  
    //Set the body force
    el_pt->body_force_fct_pt() = Global_Physical_Variables::gravity;
   }
  
  
  // Choose a control node: The last node in the solid mesh
  unsigned nnod=solid_mesh_pt()->nnode();
  Trace_node_pt=solid_mesh_pt()->node_pt(nnod-1);
  
  // Refine the mesh uniformly
  solid_mesh_pt()->refine_uniformly();
  
  // Construct the traction element mesh
  Traction_mesh_pt=new SolidMesh;
  create_traction_elements();
  
  // Pass pointer to traction function to the elements
  // in the traction mesh
  set_traction_pt();
  
  // Solid mesh is first sub-mesh
  add_sub_mesh(solid_mesh_pt());
  
  // Add traction sub-mesh
  add_sub_mesh(traction_mesh_pt());
  
  // Build combined "global" mesh
  build_global_mesh();
  
  // Pin the left boundary (boundary 3) in both directions
  unsigned n_side = mesh_pt()->nboundary_node(3);
  
  //Loop over the nodes
  for(unsigned i=0;i<n_side;i++)
   {
    solid_mesh_pt()->boundary_node_pt(3,i)->pin_position(0);
    solid_mesh_pt()->boundary_node_pt(3,i)->pin_position(1);
   }
  
  // Pin the redundant solid pressures (if any)
  PVDEquationsBase<2>::pin_redundant_nodal_solid_pressures(
   solid_mesh_pt()->element_pt());
  
  //Attach the boundary conditions to the mesh
  cout << assign_eqn_numbers() << std::endl; 
  
  // Open trace file
  char filename[100];   
  sprintf(filename,"%s/trace.dat",Doc_info.directory().c_str());
  Trace_file.open(filename);
  
  
 } //end of constructor

References Global_Physical_Variables::Constitutive_law_pt, oomph::DocInfo::directory(), GlobalParameters::Doc_info, MergeRestartFiles::filename, Global_Physical_Variables::gravity(), Global_Physical_Variables::H, i, Global_Physical_Variables::L, and oomph::Problem_Parameter::Trace_file.

◆ CantileverProblem() [4/6]

template<class ELEMENT >

CantileverProblem< ELEMENT >::CantileverProblem ( )

Constructor:

◆ CantileverProblem() [5/6]

template<class ELEMENT >

CantileverProblem< ELEMENT >::CantileverProblem	(	const bool &	incompress,
		const bool &	use_fd
	)

Constructor:

◆ CantileverProblem() [6/6]

template<class ELEMENT >

CantileverProblem< ELEMENT >::CantileverProblem ( )

Constructor:

Member Function Documentation

◆ actions_after_adapt() [1/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_adapt

virtual

Actions after adapt: Rebuild the mesh of traction elements.

Actions after adapt: pin redundant pressures.

Actions after adapt: pin redundant nodal pressures.

Reimplemented from oomph::Problem.

 {
  // Pin the redundant solid pressures (if any)
  PVDEquationsBase<2>::pin_redundant_nodal_solid_pressures(
   mesh_pt()->element_pt());
 }// end of actions_after_adapt

◆ actions_after_adapt() [2/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_adapt ( )

virtual

Actions after adapt: Rebuild the mesh of traction elements.

Reimplemented from oomph::Problem.

◆ actions_after_adapt() [3/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_adapt ( )

virtual

Actions after adapt: Rebuild the mesh of traction elements.

Reimplemented from oomph::Problem.

◆ actions_after_adapt() [4/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_adapt ( )

virtual

Actions after adapt: Rebuild the mesh of traction elements.

Reimplemented from oomph::Problem.

◆ actions_after_adapt() [5/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_adapt ( )

virtual

Actions after adapt: Rebuild the mesh of traction elements.

Reimplemented from oomph::Problem.

◆ actions_after_adapt() [6/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_adapt ( )

inlinevirtual

Actions after adapt.

Reimplemented from oomph::Problem.

   {
    // Pin the redundant solid pressures (if any)
    PVDEquationsBase<3>::pin_redundant_nodal_solid_pressures(
     mesh_pt()->element_pt());
   }

◆ actions_after_newton_solve() [1/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

221 {}

◆ actions_after_newton_solve() [2/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

373 {}

◆ actions_after_newton_solve() [3/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

233 {}

◆ actions_after_newton_solve() [4/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

214 {}

◆ actions_after_newton_solve() [5/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

226 {}

◆ actions_after_newton_solve() [6/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_after_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

191 {}

◆ actions_before_adapt() [1/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_adapt

virtual

Actions before adapt: Wipe the mesh of traction elements.

Actions before adapt: empty.

Reimplemented from oomph::Problem.

 {
  
 }// end of actions_before_adapt

◆ actions_before_adapt() [2/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_adapt ( )

virtual

Actions before adapt: Wipe the mesh of traction elements.

Reimplemented from oomph::Problem.

◆ actions_before_adapt() [3/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_adapt ( )

virtual

Actions before adapt: Wipe the mesh of traction elements.

Reimplemented from oomph::Problem.

◆ actions_before_adapt() [4/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_adapt ( )

virtual

Actions before adapt: Wipe the mesh of traction elements.

Reimplemented from oomph::Problem.

◆ actions_before_adapt() [5/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_adapt ( )

virtual

Actions before adapt: Wipe the mesh of traction elements.

Reimplemented from oomph::Problem.

◆ actions_before_adapt() [6/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_adapt ( )

inlinevirtual

Actions before adapt. Empty.

Reimplemented from oomph::Problem.

197 {}

◆ actions_before_newton_solve() [1/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

224 {}

◆ actions_before_newton_solve() [2/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

376 {}

◆ actions_before_newton_solve() [3/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

236 {}

◆ actions_before_newton_solve() [4/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

217 {}

◆ actions_before_newton_solve() [5/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

229 {}

◆ actions_before_newton_solve() [6/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::actions_before_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

194 {}

◆ create_traction_elements() [1/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::create_traction_elements

private

Create traction elements.

 {
  // Traction elements are located on boundary 2:
  unsigned b=2;
  
  // How many bulk elements are adjacent to boundary b?
  unsigned n_element = solid_mesh_pt()->nboundary_element(b);
  
  // Loop over the bulk elements adjacent to boundary b?
  for(unsigned e=0;e<n_element;e++)
   {
    // Get pointer to the bulk element that is adjacent to boundary b
    ELEMENT* bulk_elem_pt = dynamic_cast<ELEMENT*>(
     solid_mesh_pt()->boundary_element_pt(b,e));
    
    //Find the index of the face of element e along boundary b
    int face_index = solid_mesh_pt()->face_index_at_boundary(b,e);
       
    // Create new element and add to mesh
    Traction_mesh_pt->add_element_pt(new SolidTractionElement<ELEMENT>
                                     (bulk_elem_pt,face_index));   
   }  
  
  // Pass the pointer to the traction function to the traction elements
  set_traction_pt();
  
 } // end of create_traction_elements

References b, and e().

◆ create_traction_elements() [2/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::create_traction_elements ( )

private

Create traction elements.

◆ create_traction_elements() [3/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::create_traction_elements ( )

private

Create traction elements.

◆ create_traction_elements() [4/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::create_traction_elements ( )

private

Create traction elements.

◆ delete_traction_elements() [1/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::delete_traction_elements

private

Delete traction elements.

Delete traction elements and wipe the traction meshes.

 {
  // How many surface elements are in the surface mesh
  unsigned n_element = Traction_mesh_pt->nelement();
  
  // Loop over the surface elements
  for(unsigned e=0;e<n_element;e++)
   {
    // Kill surface element
    delete Traction_mesh_pt->element_pt(e);
   }
  
  // Wipe the mesh
  Traction_mesh_pt->flush_element_and_node_storage();
  
 } // end of delete_traction_elements

References e().

◆ delete_traction_elements() [2/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::delete_traction_elements ( )

private

Delete traction elements.

◆ delete_traction_elements() [3/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::delete_traction_elements ( )

private

Delete traction elements.

◆ delete_traction_elements() [4/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::delete_traction_elements ( )

private

Delete traction elements.

◆ doc_solution() [1/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::doc_solution

Doc the solution.

 {
  
  ofstream some_file;
  char filename[100];
  
  // Number of plot points
  unsigned n_plot = 5; 
  
  // Output shape of and stress in deformed body
  //--------------------------------------------
  sprintf(filename,"%s/soln%i_on_proc%i.dat",Doc_info.directory().c_str(),
          Doc_info.number(),this->communicator_pt()->my_rank());
  some_file.open(filename);
  mesh_pt()->output(some_file,n_plot);
  some_file.close();
  
  
  // Output St. Venant solution
  //---------------------------
  sprintf(filename,"%s/exact_soln%i_on_proc%i.dat",Doc_info.directory().c_str(),
          Doc_info.number(),this->communicator_pt()->my_rank());
  some_file.open(filename);
  
  // Element dimension
  unsigned el_dim=2;
  
  Vector<double> s(el_dim);
  Vector<double> x(el_dim);
  Vector<double> xi(el_dim);
  DenseMatrix<double> sigma(el_dim,el_dim);
  
  // Constants for exact (St. Venant) solution
  double a=-1.0/4.0*Global_Physical_Variables::P;
  double b=-3.0/8.0*Global_Physical_Variables::P/Global_Physical_Variables::H;
  double c=1.0/8.0*Global_Physical_Variables::P/
   pow(Global_Physical_Variables::H,3);
  double d=1.0/20.0*Global_Physical_Variables::P/Global_Physical_Variables::H;
  
  // Loop over all elements to plot exact solution for stresses
  unsigned nel=mesh_pt()->nelement();
  for (unsigned e=0;e<nel;e++)
   {   
    // Get pointer to element
    ELEMENT* el_pt=dynamic_cast<ELEMENT*>(
     mesh_pt()->element_pt(e));
    
    //Tecplot header info 
    some_file << "ZONE I=" << n_plot << ", J=" << n_plot << std::endl;
    
    //Loop over plot points
    for(unsigned l2=0;l2<n_plot;l2++)
     {
      s[1] = -1.0 + l2*2.0/(n_plot-1);
      for(unsigned l1=0;l1<n_plot;l1++)
       {
        s[0] = -1.0 + l1*2.0/(n_plot-1);
        
        // Get Eulerian and Lagrangian coordinates
        el_pt->interpolated_x(s,x);
        el_pt->interpolated_xi(s,xi);
        
        //Output the x,y,..
        for(unsigned i=0;i<el_dim;i++) 
         {some_file << x[i] << " ";}
        
        // Change orientation of coordinate system relative
        // to solution in lecture notes
        double xx=Global_Physical_Variables::L-xi[0];
        double yy=xi[1];
  
          // Approximate analytical (St. Venant) solution
          sigma(0,0)=c*(6.0*xx*xx*yy-4.0*yy*yy*yy)+
           6.0*d*yy;
          sigma(1,1)=2.0*(a+b*yy+c*yy*yy*yy);
          sigma(1,0)=2.0*(b*xx+3.0*c*xx*yy*yy);
          sigma(0,1)=sigma(1,0);
  
          // Output stress
          some_file << sigma(0,0) << " "
                    << sigma(1,0) << " "
                    << sigma(1,1) << " "
                    << std::endl;
         }
       }
   }
  some_file.close();
  
  // Select a trace node to be the last available node on each process
  // (to get round the problem of the original trace node possibly not
  //  being available to certain processors)
  unsigned nnod=mesh_pt()->nnode();
  Trace_node_pt=mesh_pt()->node_pt(nnod-1);
  
  // Write trace file: Load/displacement characteristics
  Trace_file << Global_Physical_Variables::P  << " " 
             << Trace_node_pt->x(0) << " " 
             << Trace_node_pt->x(1) << " " 
             << std::endl;
  
  // Increment label for output files
  Doc_info.number()++;
  
 } //end doc

References a, b, calibrate::c, oomph::DocInfo::directory(), GlobalParameters::Doc_info, e(), el_dim, MergeRestartFiles::filename, Global_Physical_Variables::H, i, Global_Physical_Variables::L, oomph::DocInfo::number(), Global_Physical_Variables::P, Eigen::bfloat16_impl::pow(), s, calibrate::sigma, oomph::Problem_Parameter::Trace_file, and plotDoE::x.

◆ doc_solution() [2/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::doc_solution ( )

Doc the solution.

◆ doc_solution() [3/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::doc_solution ( )

Doc the solution.

◆ doc_solution() [4/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::doc_solution ( )

Doc the solution.

◆ doc_solution() [5/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::doc_solution ( )

Doc the solution.

◆ doc_solution() [6/6]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::doc_solution ( DocInfo & doc_info )

Doc the solution.

 {
  
  ofstream some_file;
  char filename[100];
  
  // Number of plot points
  unsigned n_plot = 5; 
  
  // Output shape of and stress in deformed body
  //--------------------------------------------
  sprintf(filename,"%s/airy_soln%i.dat",doc_info.directory().c_str(),
          doc_info.number());
  some_file.open(filename);
  solid_mesh_pt()->output(some_file,n_plot);
  some_file.close();
  
  
  // Output St. Venant solution
  //---------------------------
  sprintf(filename,"%s/exact_soln%i.dat",doc_info.directory().c_str(),
          doc_info.number());
  some_file.open(filename);
  
  // Element dimension
  unsigned el_dim=2;
  
  Vector<double> s(el_dim);
  Vector<double> x(el_dim);
  Vector<double> xi(el_dim);
  DenseMatrix<double> sigma(el_dim,el_dim);
  
  // Constants for exact (St. Venant) solution
  double a=-1.0/4.0*Global_Physical_Variables::P;
  double b=-3.0/8.0*Global_Physical_Variables::P/Global_Physical_Variables::H;
  double c=1.0/8.0*Global_Physical_Variables::P/
   pow(Global_Physical_Variables::H,3);
  double d=1.0/20.0*Global_Physical_Variables::P/Global_Physical_Variables::H;
  
  // Loop over all elements to plot exact solution for stresses
  unsigned nel=solid_mesh_pt()->nelement();
  for (unsigned e=0;e<nel;e++)
   {   
    // Get pointer to element
    SolidFiniteElement* el_pt=dynamic_cast<SolidFiniteElement*>(
     solid_mesh_pt()->element_pt(e));
    
    //Tecplot header info 
    some_file << "ZONE I=" << n_plot << ", J=" << n_plot << std::endl;
    
    //Loop over plot points
    for(unsigned l2=0;l2<n_plot;l2++)
     {
      s[1] = -1.0 + l2*2.0/(n_plot-1);
      for(unsigned l1=0;l1<n_plot;l1++)
       {
        s[0] = -1.0 + l1*2.0/(n_plot-1);
        
        // Get Eulerian and Lagrangian coordinates
        el_pt->interpolated_x(s,x);
        el_pt->interpolated_xi(s,xi);
        
        //Output the x,y,..
        for(unsigned i=0;i<el_dim;i++) 
         {some_file << x[i] << " ";}
        
        // Change orientation of coordinate system relative
        // to solution in lecture notes
        double xx=Global_Physical_Variables::L-xi[0];
        double yy=xi[1];
  
          // Approximate analytical (St. Venant) solution
          sigma(0,0)=c*(6.0*xx*xx*yy-4.0*yy*yy*yy)+
           6.0*d*yy;
          sigma(1,1)=2.0*(a+b*yy+c*yy*yy*yy);
          sigma(1,0)=2.0*(b*xx+3.0*c*xx*yy*yy);
          sigma(0,1)=sigma(1,0);
  
          // Output stress
          some_file << sigma(0,0) << " "
                    << sigma(1,0) << " "
                    << sigma(1,1) << " "
                    << std::endl;
         }
       }
   }
  some_file.close();
  
  // Write trace file: Load/displacement characteristics
  Trace_file << Global_Physical_Variables::P  << " " 
             << Trace_node_pt->x(0) << " " 
             << Trace_node_pt->x(1) << " " 
             << std::endl;
 } //end doc

References a, b, calibrate::c, oomph::DocInfo::directory(), e(), el_dim, MergeRestartFiles::filename, Global_Physical_Variables::H, i, oomph::FiniteElement::interpolated_x(), oomph::SolidFiniteElement::interpolated_xi(), Global_Physical_Variables::L, oomph::DocInfo::number(), Global_Physical_Variables::P, Eigen::bfloat16_impl::pow(), s, calibrate::sigma, oomph::Problem_Parameter::Trace_file, and plotDoE::x.

◆ mesh_pt()

template<class ELEMENT >

ElasticQuarterTubeMesh<ELEMENT>* CantileverProblem< ELEMENT >::mesh_pt ( )

inline

Access function for the mesh.

   {
    return dynamic_cast<ElasticQuarterTubeMesh<ELEMENT>*>(
     Problem::mesh_pt());
   }

◆ run_it() [1/3]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::run_it ( const unsigned & i_case )

Run the job – doc in RESLTi_case.

Run it.

 {
  
 #ifdef TIME_SOLID_JAC
   PVDEquationsBase<2>::Solid_timer.reset();
 #endif
  
  // Set output directory
  char dirname[100];   
  
 #ifdef REFINE
  sprintf(dirname,"RESLT_refine%i",i_case);
 #else
  sprintf(dirname,"RESLT_norefine%i",i_case);
 #endif
  
  Doc_info.set_directory(dirname);
  
  // Open trace file
  char filename[100];   
  sprintf(filename,"%s/trace_on_proc%i.dat",Doc_info.directory().c_str(),
          this->communicator_pt()->my_rank());
  Trace_file.open(filename);
  
  
  // Doc solution
  doc_solution();
  
  // Initial values for parameter values
  Global_Physical_Variables::P=0.0; 
  Global_Physical_Variables::Gravity=1.0e-4;
  
  //Parameter incrementation
  unsigned nstep=1; 
  double p_increment=1.0e-5;   
 // double p_increment=1.0e-2;   
  for(unsigned i=0;i<nstep;i++)
   {
    // Increment pressure load
    Global_Physical_Variables::P+=p_increment;
  
    // Solve the problem with Newton's method, allowing
    // up to max_adapt mesh adaptations after every solve.
  
 #ifdef REFINE
  
    // Max. number of adaptations per solve
    unsigned max_adapt=1;
    
    newton_solve(max_adapt);
  
 #else
  
    newton_solve();
  
 #endif
  
    // Doc solution
    doc_solution();
    
   }
  
 #ifdef TIME_SOLID_JAC
  
  std::cout << "Total fill_in... : " 
            <<   PVDEquationsBase<2>::Solid_timer.cumulative_time(0) 
            << std::endl;
  
  std::cout << "Total d_stress_dG: " 
            <<   PVDEquationsBase<2>::Solid_timer.cumulative_time(1) 
            << std::endl;
  
  std::cout << "Total Jac        : " 
            <<   PVDEquationsBase<2>::Solid_timer.cumulative_time(2) 
            << std::endl;
  
   PVDEquationsBase<2>::Solid_timer.reset();
  
 #endif
  
 }

References oomph::DocInfo::directory(), GlobalParameters::Doc_info, MergeRestartFiles::filename, Global_Physical_Variables::Gravity, i, Global_Physical_Variables::P, oomph::DocInfo::set_directory(), and oomph::Problem_Parameter::Trace_file.

◆ run_it() [2/3]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::run_it ( const unsigned & i_case )

Run the job – doc in RESLTi_case.

◆ run_it() [3/3]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::run_it ( const unsigned & i_case )

Run the job – doc in RESLTi_case.

◆ run_tests()

template<class ELEMENT >

void CantileverProblem< ELEMENT >::run_tests	(	const unsigned &	i_case,
		const bool &	incompress,
		const bool &	use_fd
	)

Run extended tests – doc in RESLTi_case.

Run tests.

 {
  
  // Set output directory
  char dirname[100];   
  
 #ifdef REFINE
  sprintf(dirname,"RESLT_refine%i",i_case);
 #else
  sprintf(dirname,"RESLT_norefine%i",i_case);
 #endif
  
  // Prepare output
  Doc_info.set_directory(dirname);
  
  //Assign the physical properties to the elements before any refinement
  //Loop over the elements in the main mesh
  unsigned n_element=mesh_pt()->nelement();
  for(unsigned i=0;i<n_element;i++)
   {
    //Cast to a solid element
    ELEMENT *el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->element_pt(i));
    
    // Get Jacobian by FD?
    if(use_fd)
     {
      el_pt->enable_evaluate_jacobian_by_fd();
     }
    else
     {
      el_pt->disable_evaluate_jacobian_by_fd();
     }
    
    // Is the material actually not incompressible?
    if (!incompress)
     {  
      PVDEquationsWithPressure<3>* cast_el_pt = 
       dynamic_cast<PVDEquationsWithPressure<3>*>(
        mesh_pt()->element_pt(i));
      if (cast_el_pt!=0)
       {
        cast_el_pt->set_compressible();
       }
     }
   }
  
  
  // Doc solution
  doc_solution();
  
  // Initial values for parameter values
  Global_Physical_Variables::Gravity=0.0;
  
  //Parameter incrementation
  unsigned nstep=1; 
  
  double g_increment=1.0e-5;   
  for(unsigned i=0;i<nstep;i++)
   {
    // Increment load
    Global_Physical_Variables::Gravity+=g_increment;
  
 #ifdef REFINE
  
    // Solve the problem with Newton's method, allowing
    // up to max_adapt mesh adaptations after every solve.
    unsigned max_adapt=1;   
    newton_solve(max_adapt);
  
 #else
  
    // Solve it
    newton_solve();
  
 #endif
  
    // Doc solution
    doc_solution();
     
   }
  
 }

References GlobalParameters::Doc_info, Global_Physical_Variables::Gravity, i, oomph::PVDEquationsWithPressure< DIM >::set_compressible(), and oomph::DocInfo::set_directory().

◆ set_traction_pt() [1/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::set_traction_pt

private

Pass pointer to traction function to the elements in the traction mesh

Set pointer to traction function for the relevant elements in the traction mesh

 {
  // Loop over the elements in the traction element mesh
  // for elements on the top boundary (boundary 2)
  unsigned n_element=traction_mesh_pt()->nelement();
  for(unsigned i=0;i<n_element;i++)
   {
    //Cast to a solid traction element
    SolidTractionElement<ELEMENT> *el_pt = 
     dynamic_cast<SolidTractionElement<ELEMENT>*>
     (traction_mesh_pt()->element_pt(i));
  
    //Set the traction function
    el_pt->traction_fct_pt() = Global_Physical_Variables::constant_pressure;
   }
  
 }// end of set traction pt

References Global_Physical_Variables::constant_pressure(), i, and oomph::SolidTractionElement< ELEMENT >::traction_fct_pt.

◆ set_traction_pt() [2/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::set_traction_pt ( )

private

Pass pointer to traction function to the elements in the traction mesh

◆ set_traction_pt() [3/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::set_traction_pt ( )

private

Pass pointer to traction function to the elements in the traction mesh

◆ set_traction_pt() [4/4]

template<class ELEMENT >

void CantileverProblem< ELEMENT >::set_traction_pt ( )

private

Pass pointer to traction function to the elements in the traction mesh

◆ solid_mesh_pt() [1/3]

template<class ELEMENT >

ElasticRefineableRectangularQuadMesh<ELEMENT>*& CantileverProblem< ELEMENT >::solid_mesh_pt ( )

inline

Access function for the solid mesh.

240 {return Solid_mesh_pt;}

CantileverProblem::Solid_mesh_pt

ElasticRefineableRectangularQuadMesh< ELEMENT > * Solid_mesh_pt

Pointer to solid mesh.

Definition: mpi/solvers/airy_cantilever.cc:273

◆ solid_mesh_pt() [2/3]

template<class ELEMENT >

ElasticRefineableRectangularQuadMesh<ELEMENT>*& CantileverProblem< ELEMENT >::solid_mesh_pt ( )

inline

Access function for the solid mesh.

221 {return Solid_mesh_pt;}

◆ solid_mesh_pt() [3/3]

template<class ELEMENT >

ElasticRectangularQuadMesh<ELEMENT>*& CantileverProblem< ELEMENT >::solid_mesh_pt ( )

inline

Access function for the solid mesh.

241 {return Solid_mesh_pt;}

◆ traction_mesh_pt() [1/3]

template<class ELEMENT >

SolidMesh*& CantileverProblem< ELEMENT >::traction_mesh_pt ( )

inline

Access function to the mesh of surface traction elements.

243 {return Traction_mesh_pt;}

◆ traction_mesh_pt() [2/3]

template<class ELEMENT >

SolidMesh*& CantileverProblem< ELEMENT >::traction_mesh_pt ( )

inline

Access function to the mesh of surface traction elements.

224 {return Traction_mesh_pt;}

◆ traction_mesh_pt() [3/3]

template<class ELEMENT >

SolidMesh*& CantileverProblem< ELEMENT >::traction_mesh_pt ( )

inline

Access function to the mesh of surface traction elements.

247 {return Traction_mesh_pt;}

Member Data Documentation

◆ Doc_info

template<class ELEMENT >

DocInfo CantileverProblem< ELEMENT >::Doc_info

private

DocInfo object for output.

◆ Solid_mesh_pt [1/2]

template<class ELEMENT >

ElasticRefineableRectangularQuadMesh< ELEMENT > * CantileverProblem< ELEMENT >::Solid_mesh_pt

private

Pointer to solid mesh.

◆ Solid_mesh_pt [2/2]

template<class ELEMENT >

ElasticRectangularQuadMesh<ELEMENT>* CantileverProblem< ELEMENT >::Solid_mesh_pt

private

Pointer to solid mesh.

◆ Trace_file

template<class ELEMENT >

ofstream CantileverProblem< ELEMENT >::Trace_file

private

Trace file.

◆ Trace_node_pt

template<class ELEMENT >

Node * CantileverProblem< ELEMENT >::Trace_node_pt

private

Pointers to node whose position we're tracing.

◆ Traction_mesh_pt

template<class ELEMENT >

SolidMesh * CantileverProblem< ELEMENT >::Traction_mesh_pt

private

Pointers to meshes of traction elements.

Pointer to mesh of traction elements.

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

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

template<class ELEMENT> class CantileverProblem< ELEMENT >

Constructor & Destructor Documentation

◆ CantileverProblem() [1/6]

◆ CantileverProblem() [2/6]

◆ CantileverProblem() [3/6]

◆ CantileverProblem() [4/6]

◆ CantileverProblem() [5/6]

◆ CantileverProblem() [6/6]

Member Function Documentation

◆ actions_after_adapt() [1/6]

◆ actions_after_adapt() [2/6]

◆ actions_after_adapt() [3/6]

◆ actions_after_adapt() [4/6]

◆ actions_after_adapt() [5/6]

◆ actions_after_adapt() [6/6]

◆ actions_after_newton_solve() [1/6]

◆ actions_after_newton_solve() [2/6]

◆ actions_after_newton_solve() [3/6]

◆ actions_after_newton_solve() [4/6]

◆ actions_after_newton_solve() [5/6]

◆ actions_after_newton_solve() [6/6]

◆ actions_before_adapt() [1/6]

◆ actions_before_adapt() [2/6]

◆ actions_before_adapt() [3/6]

◆ actions_before_adapt() [4/6]

◆ actions_before_adapt() [5/6]

◆ actions_before_adapt() [6/6]

◆ actions_before_newton_solve() [1/6]

◆ actions_before_newton_solve() [2/6]

◆ actions_before_newton_solve() [3/6]

◆ actions_before_newton_solve() [4/6]

◆ actions_before_newton_solve() [5/6]

◆ actions_before_newton_solve() [6/6]

◆ create_traction_elements() [1/4]

◆ create_traction_elements() [2/4]

◆ create_traction_elements() [3/4]

◆ create_traction_elements() [4/4]

◆ delete_traction_elements() [1/4]

◆ delete_traction_elements() [2/4]

◆ delete_traction_elements() [3/4]

◆ delete_traction_elements() [4/4]

◆ doc_solution() [1/6]

◆ doc_solution() [2/6]

◆ doc_solution() [3/6]

◆ doc_solution() [4/6]

◆ doc_solution() [5/6]

◆ doc_solution() [6/6]

◆ mesh_pt()

◆ run_it() [1/3]

◆ run_it() [2/3]

◆ run_it() [3/3]

◆ run_tests()

◆ set_traction_pt() [1/4]

◆ set_traction_pt() [2/4]

◆ set_traction_pt() [3/4]

◆ set_traction_pt() [4/4]

◆ solid_mesh_pt() [1/3]

◆ solid_mesh_pt() [2/3]

◆ solid_mesh_pt() [3/3]

◆ traction_mesh_pt() [1/3]

◆ traction_mesh_pt() [2/3]

◆ traction_mesh_pt() [3/3]

Member Data Documentation

◆ Doc_info

◆ Solid_mesh_pt [1/2]

◆ Solid_mesh_pt [2/2]

◆ Trace_file

◆ Trace_node_pt

◆ Traction_mesh_pt

template<class ELEMENT>
class CantileverProblem< ELEMENT >