Inheritance diagram for DiskShockWaveProblem< ELEMENT, TIMESTEPPER >:

Public Member Functions
	DiskShockWaveProblem ()
	Constructor: More...

void	run (const unsigned &case_number)
	Run the problem; specify case_number to label output directory. More...

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

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

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

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

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

void	actions_after_adapt ()

void	doc_displ_and_veloc (const int &stage=0)
	Doc displacement and velocity: label file with before and after. More...

void	dump_it (ofstream &dump_file)
	Dump the solution. More...

void	restart (ifstream &restart_file)
	Read solution from disk. 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 ()

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

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

	Problem ()

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

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

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

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

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

Mesh *&	mesh_pt (const unsigned &imesh)

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

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

unsigned	add_sub_mesh (Mesh *const &mesh_pt)

void	flush_sub_meshes ()

void	build_global_mesh ()

void	rebuild_global_mesh ()

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

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

LinearSolver *&	mass_matrix_solver_for_explicit_timestepper_pt ()

LinearSolver *	mass_matrix_solver_for_explicit_timestepper_pt () const

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

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

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

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

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

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

TimeStepper *&	time_stepper_pt ()

const TimeStepper *	time_stepper_pt () const

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

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

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

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

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

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

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

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

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

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

double &	max_residuals ()

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

double &	newton_solver_tolerance ()

void	add_time_stepper_pt (TimeStepper *const &time_stepper_pt)

void	set_explicit_time_stepper_pt (ExplicitTimeStepper *const &explicit_time_stepper_pt)

void	initialise_dt (const double &dt)

void	initialise_dt (const Vector< double > &dt)

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

void	add_global_data (Data *const &global_data_pt)

void	flush_global_data ()

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

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

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

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

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

void	enable_store_local_dof_pt_in_elements ()

void	disable_store_local_dof_pt_in_elements ()

unsigned long	assign_eqn_numbers (const bool &assign_local_eqn_numbers=true)

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

void	enable_discontinuous_formulation ()

void	disable_discontinuous_formulation ()

void	get_dofs (DoubleVector &dofs) const

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

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

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

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

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

double *	global_dof_pt (const unsigned &i)

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

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

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

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

virtual void	get_inverse_mass_matrix_times_residuals (DoubleVector &Mres)

virtual void	get_dvaluesdt (DoubleVector &f)

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

void	enable_jacobian_reuse ()

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

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

bool &	use_predictor_values_as_initial_guess ()

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

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

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

void	newton_solve (unsigned const &max_adapt)

void	steady_newton_solve (unsigned const &max_adapt=0)

void	copy (Problem *orig_problem_pt)

virtual Problem *	make_copy ()

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

virtual void	read (std::ifstream &restart_file)

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

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

void	delete_all_external_storage ()

virtual void	symmetrise_eigenfunction_for_adaptive_pitchfork_tracking ()

double *	bifurcation_parameter_pt () const

void	get_bifurcation_eigenfunction (Vector< DoubleVector > &eigenfunction)

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

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

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

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

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

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

void	deactivate_bifurcation_tracking ()

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

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

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

void	reset_arc_length_parameters ()

int &	sign_of_jacobian ()

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

void	unsteady_newton_solve (const double &dt)

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

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

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

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

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

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

void	assign_initial_values_impulsive ()

void	assign_initial_values_impulsive (const double &dt)

void	calculate_predictions ()
	Calculate predictions. More...

void	enable_mass_matrix_reuse ()

void	disable_mass_matrix_reuse ()

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

void	refine_uniformly (const Vector< unsigned > &nrefine_for_mesh)

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

void	refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh)

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

void	refine_uniformly (DocInfo &doc_info)

void	refine_uniformly_and_prune (DocInfo &doc_info)

void	refine_uniformly ()

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

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

void	p_refine_uniformly (const Vector< unsigned > &nrefine_for_mesh)

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

void	p_refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh)

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

void	p_refine_uniformly (DocInfo &doc_info)

void	p_refine_uniformly_and_prune (DocInfo &doc_info)

void	p_refine_uniformly ()

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

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

void	refine_selected_elements (const Vector< unsigned > &elements_to_be_refined)

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

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

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

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

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

void	p_refine_selected_elements (const Vector< unsigned > &elements_to_be_refined)

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

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

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

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

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

unsigned	unrefine_uniformly ()

unsigned	unrefine_uniformly (const unsigned &i_mesh)

void	p_unrefine_uniformly (DocInfo &doc_info)

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

void	adapt (unsigned &n_refined, unsigned &n_unrefined)

void	adapt ()

void	p_adapt (unsigned &n_refined, unsigned &n_unrefined)

void	p_adapt ()

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

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

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

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

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

void	enable_info_in_newton_solve ()

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

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

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

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

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

virtual void	actions_before_explicit_stage ()

virtual void	actions_after_explicit_stage ()

Private Attributes
DocInfo	Doc_info

ofstream	Trace_file
	Trace file. More...

Vector< Node * >	Trace_node_pt
	Vector of pointers to nodes whose position we're tracing. More...

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

SolidMesh *	Traction_mesh_pt
	Pointer to mesh of traction elements. 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 TIMESTEPPER>
class DiskShockWaveProblem< ELEMENT, TIMESTEPPER >

////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////// "Shock" wave propagates through an impulsively loaded circular disk.

Constructor & Destructor Documentation

◆ DiskShockWaveProblem()

template<class ELEMENT , class TIMESTEPPER >

DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::DiskShockWaveProblem

Constructor:

Constructor.

 {
  
  
  //Allocate the timestepper
  add_time_stepper_pt(new TIMESTEPPER);
  
  // Set coordinates and radius for the circle that defines 
  // the outer curvilinear boundary of the domain
  double x_c=0.0;
  double y_c=0.0;
  double r=1.0;
  
  // Build geometric object that specifies the fish back in the
  // undeformed configuration (basically a deep copy of the previous one)
  GeomObject* curved_boundary_pt=new Circle(x_c,y_c,r,time_stepper_pt());
  
  // The curved boundary of the mesh is defined by the geometric object
  // What follows are the start and end coordinates on the geometric object:
  double xi_lo=0.0;
  double xi_hi=2.0*atan(1.0);
  
  // Fraction along geometric object at which the radial dividing line
  // is placed
  double fract_mid=0.5;
  
  //Now create the mesh
  solid_mesh_pt() = new ElasticRefineableQuarterCircleSectorMesh<ELEMENT>(
   curved_boundary_pt,xi_lo,fract_mid,xi_hi,time_stepper_pt());
  
  // Set up trace nodes as the nodes on boundary 1 (=curved boundary) in 
  // the original mesh (they exist under any refinement!) 
  unsigned nnod0=solid_mesh_pt()->nboundary_node(0);
  unsigned nnod1=solid_mesh_pt()->nboundary_node(1);
  Trace_node_pt.resize(nnod0+nnod1);
  for (unsigned j=0;j<nnod0;j++)
   {
    Trace_node_pt[j]=solid_mesh_pt()->boundary_node_pt(0,j);
   }
  for (unsigned j=0;j<nnod1;j++)
   {
    Trace_node_pt[j+nnod0]=solid_mesh_pt()->boundary_node_pt(1,j);
   }
  
  // Build traction element mesh
  solid_mesh_pt()->make_traction_element_mesh(traction_mesh_pt());
  
  // Solid mesh is first sub-mesh
  add_sub_mesh(solid_mesh_pt());
  
  // Traction mesh is first sub-mesh
  add_sub_mesh(traction_mesh_pt());
  
  // Build combined "global" mesh
  build_global_mesh();
  
  
  // Create/set error estimator
  solid_mesh_pt()->spatial_error_estimator_pt()=new Z2ErrorEstimator;
   
  // Fiddle with adaptivity targets and doc
  solid_mesh_pt()->max_permitted_error()=0.006; //0.03;
  solid_mesh_pt()->min_permitted_error()=0.0006;// 0.0006; //0.003;
  solid_mesh_pt()->doc_adaptivity_targets(cout);
  
  // Pin the bottom in the vertical direction
  unsigned n_bottom = solid_mesh_pt()->nboundary_node(0);
  
  //Loop over the node
  for(unsigned i=0;i<n_bottom;i++)
   {
    solid_mesh_pt()->boundary_node_pt(0,i)->pin_position(1);
   }
  
  // Pin the left edge in the horizontal direction
  unsigned n_side = solid_mesh_pt()->nboundary_node(2);
  //Loop over the node
  for(unsigned i=0;i<n_side;i++)
   {
    solid_mesh_pt()->boundary_node_pt(2,i)->pin_position(0);
   }
  
  //Find number of elements in solid mesh
  unsigned n_element =solid_mesh_pt()->nelement();
   
  //Set parameters and function pointers for solid elements
  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;
    
    // Switch on inertia
    el_pt->enable_inertia();
   }
  
  // Pin the redundant solid pressures
  PVDEquationsBase<2>::pin_redundant_nodal_solid_pressures(
   solid_mesh_pt()->element_pt());
  
  //Find number of elements in traction mesh
  n_element=traction_mesh_pt()->nelement();
   
  //Set function pointers for traction elements
  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;
   }
  
  //Attach the boundary conditions to the mesh
  cout << assign_eqn_numbers() << std::endl; 
  
  // Refine uniformly
  refine_uniformly();
  refine_uniformly();
  refine_uniformly();
  
  
  // Now the non-pinned positions of the SolidNodes will have been
  // determined by interpolation. This is appropriate for uniform
  // refinements once the code is up and running since we can't place
  // new SolidNodes at the positions determined by the MacroElement.
  // However, here we want to update the nodes to fit the exact
  // intitial configuration.
  
  // Update all solid nodes based on the Mesh's Domain/MacroElement
  // representation
  bool update_all_solid_nodes=true;
  solid_mesh_pt()->node_update(update_all_solid_nodes);
  
  // Now set the Eulerian equal to the Lagrangian coordinates
  solid_mesh_pt()->set_lagrangian_nodal_coordinates();
  
 }

References Eigen::bfloat16_impl::atan(), Global_Physical_Variables::constant_pressure(), Global_Physical_Variables::Constitutive_law_pt, i, j, UniformPSDSelfTest::r, and oomph::SolidTractionElement< ELEMENT >::traction_fct_pt.

Member Function Documentation

◆ actions_after_adapt()

template<class ELEMENT , class TIMESTEPPER >

void DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::actions_after_adapt

virtual

Actions after adaption: Kill and then re-build the traction elements on boundary 1 and re-assign the equation numbers

Kill and then re-build the traction elements on boundary 1, pin redundant pressure dofs and re-assign the equation numbers.

Reimplemented from oomph::Problem.

 { 
  // Wipe and re-build traction element mesh
  solid_mesh_pt()->remake_traction_element_mesh(traction_mesh_pt());
  
  // Re-build combined "global" mesh
  rebuild_global_mesh();
  
  //Find number of elements in traction mesh
  unsigned n_element=traction_mesh_pt()->nelement();
   
  //Loop over the elements in the traction element mesh
  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;
   }
  
  // Pin the redundant solid pressures
  PVDEquationsBase<2>::pin_redundant_nodal_solid_pressures(
   solid_mesh_pt()->element_pt());
  
  
  //Do equation numbering
  cout << assign_eqn_numbers() << std::endl; 
  
 }

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

◆ actions_after_newton_solve()

template<class ELEMENT , class TIMESTEPPER >

void DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::actions_after_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

235 {}

◆ actions_before_newton_solve()

template<class ELEMENT , class TIMESTEPPER >

void DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::actions_before_newton_solve ( )

inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

238 {}

◆ doc_displ_and_veloc()

template<class ELEMENT , class TIMESTEPPER >

void DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::doc_displ_and_veloc ( const int & stage = 0 )

Doc displacement and velocity: label file with before and after.

Doc displacement and veloc in displ_and_veloc*.dat. The int stage defaults to 0, in which case the '*' in the filename is simply the step number specified by the Problem's DocInfo object. If it's +/-1, the word "before" and "after" get inserted. This allows checking of the veloc/displacment interpolation during adaptive mesh refinement.

 {
  
  ofstream some_file;
  char filename[100];
  
  // Number of plot points
  unsigned npts;
  npts=5; 
  
  // Open file
  if (stage==-1)
   {
    sprintf(filename,"%s/displ_and_veloc_before%i.dat",
            Doc_info.directory().c_str(),Doc_info.number());
   }
  else if (stage==1)
   {
    sprintf(filename,"%s/displ_and_veloc_after%i.dat",
            Doc_info.directory().c_str(),Doc_info.number());
   }
  else 
   {
    sprintf(filename,"%s/displ_and_veloc%i.dat",
            Doc_info.directory().c_str(),Doc_info.number());
   }
  some_file.open(filename);
  
  Vector<double> s(2),x(2),dxdt(2),xi(2),displ(2);
  
  //Loop over solid elements
  unsigned nel=solid_mesh_pt()->nelement();
  for (unsigned e=0;e<nel;e++)
   {
    some_file << "ZONE I=" << npts << ", J=" << npts << std::endl;
    for (unsigned i=0;i<npts;i++)
     {
      s[0]=-1.0+2.0*double(i)/double(npts-1);
      for (unsigned j=0;j<npts;j++)
       {
        s[1]=-1.0+2.0*double(j)/double(npts-1);
  
        // Cast to full element type
        ELEMENT* el_pt=dynamic_cast<ELEMENT*>(solid_mesh_pt()->
                                              finite_element_pt(e));
  
        // Eulerian coordinate
        el_pt->interpolated_x(s,x);
  
        // Lagrangian coordinate
        el_pt->interpolated_xi(s,xi);
  
        // Displacement
        displ[0]=x[0]-xi[0];
        displ[1]=x[1]-xi[1];
  
        // Velocity (1st deriv)
        el_pt->interpolated_dxdt(s,1,dxdt);
  
        some_file << x[0] << " " << x[1] << " " 
                  << displ[0] << " " << displ[1] << " "  
                  << dxdt[0] << " " << dxdt[1] << " "  
                  << std::endl;
       }
     }
   }
  some_file.close(); 
  
 }

References oomph::DocInfo::directory(), GlobalParameters::Doc_info, e(), MergeRestartFiles::filename, i, j, oomph::DocInfo::number(), s, and plotDoE::x.

◆ doc_solution()

template<class ELEMENT , class TIMESTEPPER >

void DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::doc_solution

Doc the solution.

 {
  // Number of plot points
  unsigned npts;
  npts=5; 
  
  // Output shape of deformed body
  ofstream some_file;
  char filename[100];
  sprintf(filename,"%s/soln%i.dat",Doc_info.directory().c_str(),
          Doc_info.number());
  some_file.open(filename);
  solid_mesh_pt()->output(some_file,npts);
  some_file.close();
  
  
  // Output traction
  unsigned nel=traction_mesh_pt()->nelement();
  sprintf(filename,"%s/traction%i.dat",Doc_info.directory().c_str(),
          Doc_info.number());
  some_file.open(filename);
  Vector<double> unit_normal(2);
  Vector<double> traction(2);
  Vector<double> x_dummy(2);
  Vector<double> s_dummy(1);
  for (unsigned e=0;e<nel;e++)
   {
    some_file << "ZONE " << std::endl;
    for (unsigned i=0;i<npts;i++)
     {
      s_dummy[0]=-1.0+2.0*double(i)/double(npts-1);
      SolidTractionElement<ELEMENT>* el_pt=
       dynamic_cast<SolidTractionElement<ELEMENT>*>(
        traction_mesh_pt()->finite_element_pt(e));
      el_pt->outer_unit_normal(s_dummy,unit_normal);
      el_pt->traction(s_dummy,traction);
      el_pt->interpolated_x(s_dummy,x_dummy);
      some_file << x_dummy[0] << " " << x_dummy[1] << " " 
                << traction[0] << " " << traction[1] << " "  
                << std::endl;
     }
   }
  some_file.close(); 
  
  // Doc displacement and velocity
  doc_displ_and_veloc();
  
  // Get displacement as a function of the radial coordinate
  // along boundary 0
  {
  
   // Number of elements along boundary 0:
   unsigned nelem=solid_mesh_pt()->nboundary_element(0);
  
   // Open files
   sprintf(filename,"%s/displ%i.dat",Doc_info.directory().c_str(),
           Doc_info.number());
   some_file.open(filename);
   
   Vector<double> s(2);
   Vector<double> x(2);
   Vector<double> dxdt(2);
   Vector<double> xi(2);
   Vector<double> r_exact(2);
   Vector<double> v_exact(2);
  
   for (unsigned e=0;e<nelem;e++)
    {
     some_file << "ZONE " << std::endl;
     for (unsigned i=0;i<npts;i++)
      {
       // Move along bottom edge of element
       s[0]=-1.0+2.0*double(i)/double(npts-1);
       s[1]=-1.0;
  
       // Get pointer to element
       SolidFiniteElement* el_pt=dynamic_cast<SolidFiniteElement*>
        (solid_mesh_pt()->boundary_element_pt(0,e));
       
       // Get Lagrangian coordinate
       el_pt->interpolated_xi(s,xi);
  
       // Get Eulerian coordinate
       el_pt->interpolated_x(s,x);
  
       // Get velocity 
       el_pt->interpolated_dxdt(s,1,dxdt);
   
       // Plot radial distance and displacement
       some_file << xi[0] << " " << x[0]-xi[0] << " " 
                 << dxdt[0] << std::endl;
      }
    }
   some_file.close(); 
  }
  
   
  // Write trace file
  Trace_file << time_pt()->time()  << " ";
  unsigned ntrace_node=Trace_node_pt.size();
  for (unsigned j=0;j<ntrace_node;j++)
   {
    Trace_file << sqrt(pow(Trace_node_pt[j]->x(0),2)+
                       pow(Trace_node_pt[j]->x(1),2)) << " ";
   }
  Trace_file << std::endl;
  
  
  // removed until Jacobi eigensolver is re-instated
  // // Output principal stress vectors at the centre of all elements
  // SolidHelpers::doc_2D_principal_stress<ELEMENT>(Doc_info,solid_mesh_pt());
  
 //  // Write restart file
 //  sprintf(filename,"%s/restart%i.dat",Doc_info.directory().c_str(),
 //          Doc_info.number());
 //  some_file.open(filename);
 //  dump_it(some_file);
 //  some_file.close();
  
  
  cout << "Doced solution for step " 
       << Doc_info.number() 
       << std::endl << std::endl << std::endl;
 }

References oomph::DocInfo::directory(), GlobalParameters::Doc_info, e(), MergeRestartFiles::filename, i, oomph::FiniteElement::interpolated_dxdt(), oomph::FiniteElement::interpolated_x(), oomph::FaceElement::interpolated_x(), oomph::SolidFiniteElement::interpolated_xi(), j, oomph::DocInfo::number(), oomph::FaceElement::outer_unit_normal(), Eigen::bfloat16_impl::pow(), s, sqrt(), oomph::Problem_Parameter::Trace_file, oomph::SolidTractionElement< ELEMENT >::traction(), and plotDoE::x.

◆ dump_it()

template<class ELEMENT , class TIMESTEPPER >

void DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::dump_it ( ofstream & dump_file )

Dump the solution.

Dump problem-specific parameters values, then dump generic problem data.

 {
  // Call generic dump()
  Problem::dump(dump_file);
 }

◆ restart()

template<class ELEMENT , class TIMESTEPPER >

void DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::restart ( ifstream & restart_file )

Read solution from disk.

Read problem-specific parameter values, then recover generic problem data.

 {
  // Read generic problem data
  Problem::read(restart_file);
 }

References Eigen::TensorSycl::internal::read().

◆ run()

template<class ELEMENT , class TIMESTEPPER >

void DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::run ( const unsigned & case_number )

Run the problem; specify case_number to label output directory.

Run the problem; specify case_number to label output directory

 {
  
  // If there's a command line argument, run the validation (i.e. do only 
  // 3 timesteps; otherwise do a few cycles
  unsigned nstep=400;
  if (CommandLineArgs::Argc!=1)
   {
    nstep=3;
   }
  
  // Define output directory
  char dirname[100];
  sprintf(dirname,"RESLT%i",case_number);
  Doc_info.set_directory(dirname);
  
  // Step number
  Doc_info.number()=0;
  
  // Open trace file
  char filename[100];   
  sprintf(filename,"%s/trace.dat",Doc_info.directory().c_str());
  Trace_file.open(filename);
  
  // Set up trace nodes as the nodes on boundary 1 (=curved boundary) in 
  // the original mesh (they exist under any refinement!) 
  unsigned nnod0=solid_mesh_pt()->nboundary_node(0);
  unsigned nnod1=solid_mesh_pt()->nboundary_node(1);
  Trace_file << "VARIABLES=\"time\"";
  for (unsigned j=0;j<nnod0;j++)
   {
    Trace_file << ", \"radial node " << j << "\" ";
   }
  for (unsigned j=0;j<nnod1;j++)
   {
    Trace_file << ", \"azimuthal node " << j << "\" ";
   }
  Trace_file << std::endl;
  
  
  
 //  // Restart?
 //  //---------
  
 //  // Pointer to restart file
 //  ifstream* restart_file_pt=0;
  
 //  // No restart
 //  //-----------
 //  if (CommandLineArgs::Argc==1)
 //   {
 //    cout << "No restart" << std::endl;
 //   }
 //  // Restart
 //  //--------
 //  else if (CommandLineArgs::Argc==2)
 //   {
 //    // Open restart file
 //    restart_file_pt=new ifstream(CommandLineArgs::Argv[1],ios_base::in);
 //    if (restart_file_pt!=0)
 //     {
 //      cout << "Have opened " << CommandLineArgs::Argv[1] << 
 //       " for restart. " << std::endl;
 //     }
 //    else
 //     {
 //      cout << "ERROR while trying to open " << CommandLineArgs::Argv[1] << 
 //       " for restart." << std::endl;
 //     }
 //    // Do the actual restart
 //    pause("need to do the actual restart");
 //    //problem.restart(*restart_file_pt);
 //   }
 //  // More than one restart file specified?
 //  else 
 //   {
 //    cout << "Can only specify one input file " << std::endl;
 //    cout << "You specified the following command line arguments: " << std::endl;
 //    CommandLineArgs::output();
 //    //assert(false);
 //   }
  
  
  // Initial parameter values
  Global_Physical_Variables::P = 0.1; 
  
  // Initialise time
  double time0=0.0;
  time_pt()->time()=time0;
  
  // Set initial timestep
  double dt=0.01; 
  
  // Impulsive start
  assign_initial_values_impulsive(dt); 
  
  // Doc initial state
  doc_solution();
  Doc_info.number()++;
  
  // First step without adaptivity
  unsteady_newton_solve(dt); 
  doc_solution();
  Doc_info.number()++;
  
  //Timestepping loop for subsequent steps with adaptivity
  unsigned max_adapt=1;
  for(unsigned i=1;i<nstep;i++)
   {
    unsteady_newton_solve(dt,max_adapt,false);
    doc_solution();
    Doc_info.number()++;
   }
  
 }

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

◆ solid_mesh_pt()

template<class ELEMENT , class TIMESTEPPER >

ElasticRefineableQuarterCircleSectorMesh<ELEMENT>*& DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::solid_mesh_pt ( )

inline

Access function for the solid mesh.

   {
    return Solid_mesh_pt;  
   } 

◆ traction_mesh_pt()

template<class ELEMENT , class TIMESTEPPER >

SolidMesh*& DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::traction_mesh_pt ( )

inline

Access function for the mesh of surface traction elements.

   {
    return Traction_mesh_pt;  
   } 

Member Data Documentation

◆ Doc_info

template<class ELEMENT , class TIMESTEPPER >

DocInfo DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::Doc_info

private

◆ Solid_mesh_pt

template<class ELEMENT , class TIMESTEPPER >

ElasticRefineableQuarterCircleSectorMesh<ELEMENT>* DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::Solid_mesh_pt

private

Pointer to solid mesh.

◆ Trace_file

template<class ELEMENT , class TIMESTEPPER >

ofstream DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::Trace_file

private

Trace file.

◆ Trace_node_pt

template<class ELEMENT , class TIMESTEPPER >

Vector<Node*> DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::Trace_node_pt

private

Vector of pointers to nodes whose position we're tracing.

◆ Traction_mesh_pt

template<class ELEMENT , class TIMESTEPPER >

SolidMesh* DiskShockWaveProblem< ELEMENT, TIMESTEPPER >::Traction_mesh_pt

private

Pointer to mesh of traction elements.

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

shock_disk.cc

Public Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

template<class ELEMENT, class TIMESTEPPER> class DiskShockWaveProblem< ELEMENT, TIMESTEPPER >

Constructor & Destructor Documentation

◆ DiskShockWaveProblem()

Member Function Documentation

◆ actions_after_adapt()

◆ actions_after_newton_solve()

◆ actions_before_newton_solve()

◆ doc_displ_and_veloc()

◆ doc_solution()

◆ dump_it()

◆ restart()

◆ run()

◆ solid_mesh_pt()

◆ traction_mesh_pt()

Member Data Documentation

◆ Doc_info

◆ Solid_mesh_pt

◆ Trace_file

◆ Trace_node_pt

◆ Traction_mesh_pt

template<class ELEMENT, class TIMESTEPPER>
class DiskShockWaveProblem< ELEMENT, TIMESTEPPER >