StaticDiskCompressionProblem< ELEMENT > Class Template Reference
+ Inheritance diagram for StaticDiskCompressionProblem< ELEMENT >:

Public Member Functions

 StaticDiskCompressionProblem ()
 Constructor: More...
 
void parameter_study (const unsigned &case_number)
 Run simulation: Pass case number to label output files. More...
 
void doc_solution (DocInfo &doc_info)
 Doc the solution. More...
 
void actions_after_newton_solve ()
 Update function (empty) More...
 
void actions_before_newton_solve ()
 Update function (empty) More...
 
- Public Member Functions inherited from oomph::Problem
virtual void debug_hook_fct (const unsigned &i)
 
void set_analytic_dparameter (double *const &parameter_pt)
 
void unset_analytic_dparameter (double *const &parameter_pt)
 
bool is_dparameter_calculated_analytically (double *const &parameter_pt)
 
void set_analytic_hessian_products ()
 
void unset_analytic_hessian_products ()
 
bool are_hessian_products_calculated_analytically ()
 
void set_pinned_values_to_zero ()
 
bool distributed () const
 
virtual void actions_before_adapt ()
 
virtual void actions_after_adapt ()
 Actions that are to be performed after a mesh adaptation. More...
 
OomphCommunicator * communicator_pt ()
 access function to the oomph-lib communicator More...
 
const OomphCommunicator * communicator_pt () const
 access function to the oomph-lib communicator, const version More...
 
 Problem ()
 
 Problem (const Problem &dummy)=delete
 Broken copy constructor. More...
 
void operator= (const Problem &)=delete
 Broken assignment operator. More...
 
virtual ~Problem ()
 Virtual destructor to clean up memory. More...
 
Mesh *& mesh_pt ()
 Return a pointer to the global mesh. More...
 
Mesh *const & mesh_pt () const
 Return a pointer to the global mesh (const version) More...
 
Mesh *& mesh_pt (const unsigned &imesh)
 
Mesh *const & mesh_pt (const unsigned &imesh) const
 Return a pointer to the i-th submesh (const version) More...
 
unsigned nsub_mesh () const
 Return number of submeshes. More...
 
unsigned add_sub_mesh (Mesh *const &mesh_pt)
 
void flush_sub_meshes ()
 
void build_global_mesh ()
 
void rebuild_global_mesh ()
 
LinearSolver *& linear_solver_pt ()
 Return a pointer to the linear solver object. More...
 
LinearSolver *const & linear_solver_pt () const
 Return a pointer to the linear solver object (const version) More...
 
LinearSolver *& mass_matrix_solver_for_explicit_timestepper_pt ()
 
LinearSolver * mass_matrix_solver_for_explicit_timestepper_pt () const
 
EigenSolver *& eigen_solver_pt ()
 Return a pointer to the eigen solver object. More...
 
EigenSolver *const & eigen_solver_pt () const
 Return a pointer to the eigen solver object (const version) More...
 
Time *& time_pt ()
 Return a pointer to the global time object. More...
 
Time * time_pt () const
 Return a pointer to the global time object (const version). More...
 
double & time ()
 Return the current value of continuous time. More...
 
double time () const
 Return the current value of continuous time (const version) More...
 
TimeStepper *& time_stepper_pt ()
 
const TimeStepper * time_stepper_pt () const
 
TimeStepper *& time_stepper_pt (const unsigned &i)
 Return a pointer to the i-th timestepper. More...
 
ExplicitTimeStepper *& explicit_time_stepper_pt ()
 Return a pointer to the explicit timestepper. More...
 
unsigned long set_timestepper_for_all_data (TimeStepper *const &time_stepper_pt, const bool &preserve_existing_data=false)
 
virtual void shift_time_values ()
 Shift all values along to prepare for next timestep. More...
 
AssemblyHandler *& assembly_handler_pt ()
 Return a pointer to the assembly handler object. More...
 
AssemblyHandler *const & assembly_handler_pt () const
 Return a pointer to the assembly handler object (const version) More...
 
double & minimum_dt ()
 Access function to min timestep in adaptive timestepping. More...
 
double & maximum_dt ()
 Access function to max timestep in adaptive timestepping. More...
 
unsigned & max_newton_iterations ()
 Access function to max Newton iterations before giving up. More...
 
void problem_is_nonlinear (const bool &prob_lin)
 Access function to Problem_is_nonlinear. More...
 
double & max_residuals ()
 
bool & time_adaptive_newton_crash_on_solve_fail ()
 Access function for Time_adaptive_newton_crash_on_solve_fail. More...
 
double & newton_solver_tolerance ()
 
void add_time_stepper_pt (TimeStepper *const &time_stepper_pt)
 
void set_explicit_time_stepper_pt (ExplicitTimeStepper *const &explicit_time_stepper_pt)
 
void initialise_dt (const double &dt)
 
void initialise_dt (const Vector< double > &dt)
 
Data *& global_data_pt (const unsigned &i)
 Return a pointer to the the i-th global data object. More...
 
void add_global_data (Data *const &global_data_pt)
 
void flush_global_data ()
 
LinearAlgebraDistribution *const & dof_distribution_pt () const
 Return the pointer to the dof distribution (read-only) More...
 
unsigned long ndof () const
 Return the number of dofs. More...
 
unsigned ntime_stepper () const
 Return the number of time steppers. More...
 
unsigned nglobal_data () const
 Return the number of global data values. More...
 
unsigned self_test ()
 Self-test: Check meshes and global data. Return 0 for OK. More...
 
void enable_store_local_dof_pt_in_elements ()
 
void disable_store_local_dof_pt_in_elements ()
 
unsigned long assign_eqn_numbers (const bool &assign_local_eqn_numbers=true)
 
void describe_dofs (std::ostream &out= *(oomph_info.stream_pt())) const
 
void enable_discontinuous_formulation ()
 
void disable_discontinuous_formulation ()
 
void get_dofs (DoubleVector &dofs) const
 
void get_dofs (const unsigned &t, DoubleVector &dofs) const
 Return vector of the t'th history value of all dofs. More...
 
void set_dofs (const DoubleVector &dofs)
 Set the values of the dofs. More...
 
void set_dofs (const unsigned &t, DoubleVector &dofs)
 Set the history values of the dofs. More...
 
void set_dofs (const unsigned &t, Vector< double * > &dof_pt)
 
void add_to_dofs (const double &lambda, const DoubleVector &increment_dofs)
 Add lambda x incremenet_dofs[l] to the l-th dof. More...
 
double * global_dof_pt (const unsigned &i)
 
double & dof (const unsigned &i)
 i-th dof in the problem More...
 
double dof (const unsigned &i) const
 i-th dof in the problem (const version) More...
 
double *& dof_pt (const unsigned &i)
 Pointer to i-th dof in the problem. More...
 
double * dof_pt (const unsigned &i) const
 Pointer to i-th dof in the problem (const version) More...
 
virtual void get_inverse_mass_matrix_times_residuals (DoubleVector &Mres)
 
virtual void get_dvaluesdt (DoubleVector &f)
 
virtual void get_residuals (DoubleVector &residuals)
 Get the total residuals Vector for the problem. More...
 
virtual void get_jacobian (DoubleVector &residuals, DenseDoubleMatrix &jacobian)
 
virtual void get_jacobian (DoubleVector &residuals, CRDoubleMatrix &jacobian)
 
virtual void get_jacobian (DoubleVector &residuals, CCDoubleMatrix &jacobian)
 
virtual void get_jacobian (DoubleVector &residuals, SumOfMatrices &jacobian)
 
void get_fd_jacobian (DoubleVector &residuals, DenseMatrix< double > &jacobian)
 Get the full Jacobian by finite differencing. More...
 
void get_derivative_wrt_global_parameter (double *const &parameter_pt, DoubleVector &result)
 
void get_hessian_vector_products (DoubleVectorWithHaloEntries const &Y, Vector< DoubleVectorWithHaloEntries > const &C, Vector< DoubleVectorWithHaloEntries > &product)
 
void solve_eigenproblem (const unsigned &n_eval, Vector< std::complex< double >> &eigenvalue, Vector< DoubleVector > &eigenvector, const bool &steady=true)
 Solve the eigenproblem. More...
 
void solve_eigenproblem (const unsigned &n_eval, Vector< std::complex< double >> &eigenvalue, const bool &steady=true)
 
virtual void get_eigenproblem_matrices (CRDoubleMatrix &mass_matrix, CRDoubleMatrix &main_matrix, const double &shift=0.0)
 
void assign_eigenvector_to_dofs (DoubleVector &eigenvector)
 Assign the eigenvector passed to the function to the dofs. More...
 
void add_eigenvector_to_dofs (const double &epsilon, const DoubleVector &eigenvector)
 
void store_current_dof_values ()
 Store the current values of the degrees of freedom. More...
 
void restore_dof_values ()
 Restore the stored values of the degrees of freedom. More...
 
void enable_jacobian_reuse ()
 
void disable_jacobian_reuse ()
 Disable recycling of Jacobian in Newton iteration. More...
 
bool jacobian_reuse_is_enabled ()
 Is recycling of Jacobian in Newton iteration enabled? More...
 
bool & use_predictor_values_as_initial_guess ()
 
void newton_solve ()
 Use Newton method to solve the problem. More...
 
void enable_globally_convergent_newton_method ()
 enable globally convergent Newton method More...
 
void disable_globally_convergent_newton_method ()
 disable globally convergent Newton method More...
 
void newton_solve (unsigned const &max_adapt)
 
void steady_newton_solve (unsigned const &max_adapt=0)
 
void copy (Problem *orig_problem_pt)
 
virtual Problem * make_copy ()
 
virtual void read (std::ifstream &restart_file, bool &unsteady_restart)
 
virtual void read (std::ifstream &restart_file)
 
virtual void dump (std::ofstream &dump_file) const
 
void dump (const std::string &dump_file_name) const
 
void delete_all_external_storage ()
 
virtual void symmetrise_eigenfunction_for_adaptive_pitchfork_tracking ()
 
double * bifurcation_parameter_pt () const
 
void get_bifurcation_eigenfunction (Vector< DoubleVector > &eigenfunction)
 
void activate_fold_tracking (double *const &parameter_pt, const bool &block_solve=true)
 
void activate_bifurcation_tracking (double *const &parameter_pt, const DoubleVector &eigenvector, const bool &block_solve=true)
 
void activate_bifurcation_tracking (double *const &parameter_pt, const DoubleVector &eigenvector, const DoubleVector &normalisation, const bool &block_solve=true)
 
void activate_pitchfork_tracking (double *const &parameter_pt, const DoubleVector &symmetry_vector, const bool &block_solve=true)
 
void activate_hopf_tracking (double *const &parameter_pt, const bool &block_solve=true)
 
void activate_hopf_tracking (double *const &parameter_pt, const double &omega, const DoubleVector &null_real, const DoubleVector &null_imag, const bool &block_solve=true)
 
void deactivate_bifurcation_tracking ()
 
void reset_assembly_handler_to_default ()
 Reset the system to the standard non-augemented state. More...
 
double arc_length_step_solve (double *const &parameter_pt, const double &ds, const unsigned &max_adapt=0)
 
double arc_length_step_solve (Data *const &data_pt, const unsigned &data_index, const double &ds, const unsigned &max_adapt=0)
 
void reset_arc_length_parameters ()
 
int & sign_of_jacobian ()
 
void explicit_timestep (const double &dt, const bool &shift_values=true)
 Take an explicit timestep of size dt. More...
 
void unsteady_newton_solve (const double &dt)
 
void unsteady_newton_solve (const double &dt, const bool &shift_values)
 
void unsteady_newton_solve (const double &dt, const unsigned &max_adapt, const bool &first, const bool &shift=true)
 
double doubly_adaptive_unsteady_newton_solve (const double &dt, const double &epsilon, const unsigned &max_adapt, const bool &first, const bool &shift=true)
 
double doubly_adaptive_unsteady_newton_solve (const double &dt, const double &epsilon, const unsigned &max_adapt, const unsigned &suppress_resolve_after_spatial_adapt_flag, const bool &first, const bool &shift=true)
 
double adaptive_unsteady_newton_solve (const double &dt_desired, const double &epsilon)
 
double adaptive_unsteady_newton_solve (const double &dt_desired, const double &epsilon, const bool &shift_values)
 
void assign_initial_values_impulsive ()
 
void assign_initial_values_impulsive (const double &dt)
 
void calculate_predictions ()
 Calculate predictions. More...
 
void enable_mass_matrix_reuse ()
 
void disable_mass_matrix_reuse ()
 
bool mass_matrix_reuse_is_enabled ()
 Return whether the mass matrix is being reused. More...
 
void refine_uniformly (const Vector< unsigned > &nrefine_for_mesh)
 
void refine_uniformly (const Vector< unsigned > &nrefine_for_mesh, DocInfo &doc_info)
 
void refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh)
 
void refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh, DocInfo &doc_info)
 
void refine_uniformly (DocInfo &doc_info)
 
void refine_uniformly_and_prune (DocInfo &doc_info)
 
void refine_uniformly ()
 
void refine_uniformly (const unsigned &i_mesh, DocInfo &doc_info)
 Do uniform refinement for submesh i_mesh with documentation. More...
 
void refine_uniformly (const unsigned &i_mesh)
 Do uniform refinement for submesh i_mesh without documentation. More...
 
void p_refine_uniformly (const Vector< unsigned > &nrefine_for_mesh)
 
void p_refine_uniformly (const Vector< unsigned > &nrefine_for_mesh, DocInfo &doc_info)
 
void p_refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh)
 
void p_refine_uniformly_and_prune (const Vector< unsigned > &nrefine_for_mesh, DocInfo &doc_info)
 
void p_refine_uniformly (DocInfo &doc_info)
 
void p_refine_uniformly_and_prune (DocInfo &doc_info)
 
void p_refine_uniformly ()
 
void p_refine_uniformly (const unsigned &i_mesh, DocInfo &doc_info)
 Do uniform p-refinement for submesh i_mesh with documentation. More...
 
void p_refine_uniformly (const unsigned &i_mesh)
 Do uniform p-refinement for submesh i_mesh without documentation. More...
 
void refine_selected_elements (const Vector< unsigned > &elements_to_be_refined)
 
void refine_selected_elements (const Vector< RefineableElement * > &elements_to_be_refined_pt)
 
void refine_selected_elements (const unsigned &i_mesh, const Vector< unsigned > &elements_to_be_refined)
 
void refine_selected_elements (const unsigned &i_mesh, const Vector< RefineableElement * > &elements_to_be_refined_pt)
 
void refine_selected_elements (const Vector< Vector< unsigned >> &elements_to_be_refined)
 
void refine_selected_elements (const Vector< Vector< RefineableElement * >> &elements_to_be_refined_pt)
 
void p_refine_selected_elements (const Vector< unsigned > &elements_to_be_refined)
 
void p_refine_selected_elements (const Vector< PRefineableElement * > &elements_to_be_refined_pt)
 
void p_refine_selected_elements (const unsigned &i_mesh, const Vector< unsigned > &elements_to_be_refined)
 
void p_refine_selected_elements (const unsigned &i_mesh, const Vector< PRefineableElement * > &elements_to_be_refined_pt)
 
void p_refine_selected_elements (const Vector< Vector< unsigned >> &elements_to_be_refined)
 
void p_refine_selected_elements (const Vector< Vector< PRefineableElement * >> &elements_to_be_refined_pt)
 
unsigned unrefine_uniformly ()
 
unsigned unrefine_uniformly (const unsigned &i_mesh)
 
void p_unrefine_uniformly (DocInfo &doc_info)
 
void p_unrefine_uniformly (const unsigned &i_mesh, DocInfo &doc_info)
 Do uniform p-unrefinement for submesh i_mesh without documentation. More...
 
void adapt (unsigned &n_refined, unsigned &n_unrefined)
 
void adapt ()
 
void p_adapt (unsigned &n_refined, unsigned &n_unrefined)
 
void p_adapt ()
 
void adapt_based_on_error_estimates (unsigned &n_refined, unsigned &n_unrefined, Vector< Vector< double >> &elemental_error)
 
void adapt_based_on_error_estimates (Vector< Vector< double >> &elemental_error)
 
void get_all_error_estimates (Vector< Vector< double >> &elemental_error)
 
void doc_errors (DocInfo &doc_info)
 Get max and min error for all elements in submeshes. More...
 
void doc_errors ()
 Get max and min error for all elements in submeshes. More...
 
void enable_info_in_newton_solve ()
 
void disable_info_in_newton_solve ()
 Disable the output of information when in the newton solver. More...
 
- Public Member Functions inherited from oomph::ExplicitTimeSteppableObject
 ExplicitTimeSteppableObject ()
 Empty constructor. More...
 
 ExplicitTimeSteppableObject (const ExplicitTimeSteppableObject &)=delete
 Broken copy constructor. More...
 
void operator= (const ExplicitTimeSteppableObject &)=delete
 Broken assignment operator. More...
 
virtual ~ExplicitTimeSteppableObject ()
 Empty destructor. More...
 
virtual void actions_before_explicit_stage ()
 
virtual void actions_after_explicit_stage ()
 

Private Attributes

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 StaticDiskCompressionProblem< ELEMENT >

Uniform compression of a circular disk in a state of plane strain, subject to uniform growth.

Constructor & Destructor Documentation

◆ StaticDiskCompressionProblem()

template<class ELEMENT >
StaticDiskCompressionProblem< ELEMENT >::StaticDiskCompressionProblem

Constructor:

211 {
212  // Build the geometric object that describes the curvilinear
213  // boundary of the quarter circle domain
214  Ellipse* curved_boundary_pt = new Ellipse(1.0,1.0);
215 
216  // The curved boundary of the mesh is defined by the geometric object
217  // What follows are the start and end coordinates on the geometric object:
218  double xi_lo=0.0;
219  double xi_hi=2.0*atan(1.0);
220 
221  // Fraction along geometric object at which the radial dividing line
222  // is placed
223  double fract_mid=0.5;
224 
225  //Now create the mesh using the geometric object
227  curved_boundary_pt,xi_lo,fract_mid,xi_hi);
228 
229  // Setup trace nodes as the nodes on boundary 1 (=curved boundary)
230  // in the original mesh.
231  unsigned n_boundary_node = Solid_mesh_pt->nboundary_node(1);
232  Trace_node_pt.resize(n_boundary_node);
233  for(unsigned j=0;j<n_boundary_node;j++)
234  {Trace_node_pt[j]=Solid_mesh_pt->boundary_node_pt(1,j);}
235 
236  // Refine the mesh uniformly
237  Solid_mesh_pt->refine_uniformly();
238 
239  // Now construct the traction element mesh
240  Solid_mesh_pt->make_traction_element_mesh(Traction_mesh_pt);
241 
242  // Solid mesh is first sub-mesh
244 
245  // Traction mesh is second sub-mesh
247 
248  // Build combined "global" mesh
250 
251 
252  // Pin the left edge in the horizontal direction
253  unsigned n_side = mesh_pt()->nboundary_node(2);
254  for(unsigned i=0;i<n_side;i++)
255  {Solid_mesh_pt->boundary_node_pt(2,i)->pin_position(0);}
256 
257  // Pin the bottom in the vertical direction
258  unsigned n_bottom = mesh_pt()->nboundary_node(0);
259  for(unsigned i=0;i<n_bottom;i++)
260  {Solid_mesh_pt->boundary_node_pt(0,i)->pin_position(1);}
261 
262  // Pin the redundant solid pressures (if any)
264  Solid_mesh_pt->element_pt());
265 
266  //Complete the build process for elements in "bulk" solid mesh
267  unsigned n_element =Solid_mesh_pt->nelement();
268  for(unsigned i=0;i<n_element;i++)
269  {
270  //Cast to a solid element
271  ELEMENT *el_pt = dynamic_cast<ELEMENT*>(Solid_mesh_pt->element_pt(i));
272 
273  // Set the constitutive law
274  el_pt->constitutive_law_pt() =
276 
277  // Set the isotropic growth function pointer
278  el_pt->isotropic_growth_fct_pt()=Global_Physical_Variables::growth_function;
279  }
280 
281  // Complete build process for SolidTractionElements
282  n_element=Traction_mesh_pt->nelement();
283  for(unsigned i=0;i<n_element;i++)
284  {
285  //Cast to a solid traction element
287  dynamic_cast<SolidTractionElement<ELEMENT>*>
289 
290  //Set the traction function
292  }
293 
294  //Set up equation numbering scheme
295  cout << "Number of equations: " << assign_eqn_numbers() << std::endl;
296 }
int i
Definition: BiCGSTAB_step_by_step.cpp:9
Definition: c_style_output.cc:76
SolidMesh * Traction_mesh_pt
Pointer to mesh of traction elements.
Definition: disk_compression.cc:202
ElasticRefineableQuarterCircleSectorMesh< ELEMENT > * Solid_mesh_pt
Pointer to solid mesh.
Definition: disk_compression.cc:199
Vector< Node * > Trace_node_pt
Vector of pointers to nodes whose position we're tracing.
Definition: disk_compression.cc:196
Definition: geom_objects.h:644
unsigned long nboundary_node(const unsigned &ibound) const
Return number of nodes on a particular boundary.
Definition: mesh.h:833
GeneralisedElement *& element_pt(const unsigned long &e)
Return pointer to element e.
Definition: mesh.h:448
unsigned long nelement() const
Return number of elements in the mesh.
Definition: mesh.h:590
Definition: solid_elements.h:58
unsigned add_sub_mesh(Mesh *const &mesh_pt)
Definition: problem.h:1330
void build_global_mesh()
Definition: problem.cc:1493
Mesh *& mesh_pt()
Return a pointer to the global mesh.
Definition: problem.h:1280
unsigned long assign_eqn_numbers(const bool &assign_local_eqn_numbers=true)
Definition: problem.cc:1989
Definition: solid_traction_elements.h:78
void(*&)(const Vector< double > &xi, const Vector< double > &x, const Vector< double > &n, Vector< double > &traction) traction_fct_pt()
Reference to the traction function pointer.
Definition: solid_traction_elements.h:159
EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC bfloat16 atan(const bfloat16 &a)
Definition: BFloat16.h:636
void constant_pressure(const Vector< double > &xi, const Vector< double > &x, const Vector< double > &n, Vector< double > &traction)
Constant pressure load.
Definition: TwenteMeshGluing.cpp:80
ConstitutiveLaw * Constitutive_law_pt
Pointer to constitutive law.
Definition: TwenteMeshGluing.cpp:65
void growth_function(const Vector< double > &xi, double &gamma)
Growth function.
Definition: disk_compression.cc:85
std::ptrdiff_t j
Definition: tut_arithmetic_redux_minmax.cpp:2

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

Member Function Documentation

◆ actions_after_newton_solve()

template<class ELEMENT >
void StaticDiskCompressionProblem< ELEMENT >::actions_after_newton_solve ( )
inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

185 {}

◆ actions_before_newton_solve()

template<class ELEMENT >
void StaticDiskCompressionProblem< ELEMENT >::actions_before_newton_solve ( )
inlinevirtual

Update function (empty)

Reimplemented from oomph::Problem.

188 {}

◆ doc_solution()

template<class ELEMENT >
void StaticDiskCompressionProblem< ELEMENT >::doc_solution ( DocInfo &  doc_info)

Doc the solution.

304 {
305 
306  ofstream some_file;
307  char filename[100];
308 
309  // Number of plot points
310  unsigned npts = 5;
311 
312  // Output shape of deformed body
313  sprintf(filename,"%s/soln%i.dat",doc_info.directory().c_str(),
314  doc_info.number());
315  some_file.open(filename);
316  Solid_mesh_pt->output(some_file,npts);
317  some_file.close();
318 
319  //Find number of solid elements
320  unsigned nelement = Solid_mesh_pt->nelement();
321 
322  // Work out volume
323  double volume = 0.0;
324  for(unsigned e=0;e<nelement;e++)
325  {volume+= Solid_mesh_pt->finite_element_pt(e)->size();}
326 
327  // Exact outer radius for linear elasticity
331  *((1.0+nu)*(1.0-2.0*nu)));
332 
333 
334  // Write trace file: Problem parameters
337  << volume << " "
338  << exact_r << " ";
339 
340  // Write radii of trace nodes
341  unsigned ntrace_node=Trace_node_pt.size();
342  for (unsigned j=0;j<ntrace_node;j++)
343  {
344  Trace_file << sqrt(pow(Trace_node_pt[j]->x(0),2)+
345  pow(Trace_node_pt[j]->x(1),2)) << " ";
346  }
347  Trace_file << std::endl;
348 
349 } // end of doc_solution
AnnoyingScalar sqrt(const AnnoyingScalar &x)
Definition: AnnoyingScalar.h:134
Array< double, 1, 3 > e(1./3., 0.5, 2.)
ofstream Trace_file
Trace file.
Definition: disk_compression.cc:193
std::string directory() const
Output directory.
Definition: oomph_utilities.h:524
unsigned & number()
Number used (e.g.) for labeling output files.
Definition: oomph_utilities.h:554
EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC bfloat16 pow(const bfloat16 &a, const bfloat16 &b)
Definition: BFloat16.h:625
double E
Elastic modulus.
Definition: TwenteMeshGluing.cpp:68
double P
Uniform pressure.
Definition: TwenteMeshGluing.cpp:77
double Nu
Poisson's ratio.
Definition: TwenteMeshGluing.cpp:71
double Uniform_gamma
Uniform volumetric expansion.
Definition: disk_compression.cc:82
string filename
Definition: MergeRestartFiles.py:39
list x
Definition: plotDoE.py:28

References oomph::DocInfo::directory(), Global_Physical_Variables::E, e(), MergeRestartFiles::filename, j, Global_Physical_Variables::Nu, oomph::DocInfo::number(), Global_Physical_Variables::P, Eigen::bfloat16_impl::pow(), sqrt(), oomph::Problem_Parameter::Trace_file, Global_Physical_Variables::Uniform_gamma, and plotDoE::x.

◆ parameter_study()

template<class ELEMENT >
void StaticDiskCompressionProblem< ELEMENT >::parameter_study ( const unsigned &  case_number)

Run simulation: Pass case number to label output files.

Run the paramter study.

358 {
359  // Output
360  DocInfo doc_info;
361 
362  char dirname[100];
363  sprintf(dirname,"RESLT%i",case_number);
364 
365  // Set output directory
366  doc_info.set_directory(dirname);
367 
368  // Step number
369  doc_info.number()=0;
370 
371  // Open trace file
372  char filename[100];
373  sprintf(filename,"%s/trace.dat",doc_info.directory().c_str());
374  Trace_file.open(filename);
375 
376  //Parameter incrementation
377  double delta_p=0.0125;
378  unsigned nstep=21;
379 
380  // Perform fewer steps if run as self-test (indicated by nonzero number
381  // of command line arguments)
382  if (CommandLineArgs::Argc!=1)
383  {
384  nstep=3;
385  }
386 
387  // Offset external pressure so that the computation sweeps
388  // over a range of positive and negative pressures
389  Global_Physical_Variables::P =-delta_p*double(nstep-1)*0.5;
390 
391  // Do the parameter study
392  for(unsigned i=0;i<nstep;i++)
393  {
394  //Solve the problem for current load
395  newton_solve();
396 
397  // Doc solution
398  doc_solution(doc_info);
399  doc_info.number()++;
400 
401  // Increment pressure load
402  Global_Physical_Variables::P += delta_p;
403  }
404 
405 } // end of parameter study
void doc_solution(DocInfo &doc_info)
Doc the solution.
Definition: disk_compression.cc:303
Definition: oomph_utilities.h:499
void set_directory(const std::string &directory)
Definition: oomph_utilities.cc:298
void newton_solve()
Use Newton method to solve the problem.
Definition: problem.cc:8783
int Argc
Number of arguments + 1.
Definition: oomph_utilities.cc:407

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

Member Data Documentation

◆ Solid_mesh_pt

template<class ELEMENT >
ElasticRefineableQuarterCircleSectorMesh<ELEMENT>* StaticDiskCompressionProblem< ELEMENT >::Solid_mesh_pt
private

Pointer to solid mesh.

◆ Trace_file

template<class ELEMENT >
ofstream StaticDiskCompressionProblem< ELEMENT >::Trace_file
private

Trace file.

◆ Trace_node_pt

template<class ELEMENT >
Vector<Node*> StaticDiskCompressionProblem< ELEMENT >::Trace_node_pt
private

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

◆ Traction_mesh_pt

template<class ELEMENT >
SolidMesh* StaticDiskCompressionProblem< ELEMENT >::Traction_mesh_pt
private

Pointer to mesh of traction elements.


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