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...
 
OomphCommunicatorcommunicator_pt ()
 access function to the oomph-lib communicator More...
 
const OomphCommunicatorcommunicator_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 ()
 
LinearSolvermass_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...
 
Timetime_pt () const
 Return a pointer to the global time object (const version). More...
 
doubletime ()
 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 TimeSteppertime_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...
 
doubleminimum_dt ()
 Access function to min timestep in adaptive timestepping. More...
 
doublemaximum_dt ()
 Access function to max timestep in adaptive timestepping. More...
 
unsignedmax_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...
 
doublemax_residuals ()
 
booltime_adaptive_newton_crash_on_solve_fail ()
 Access function for Time_adaptive_newton_crash_on_solve_fail. More...
 
doublenewton_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...
 
doubleglobal_dof_pt (const unsigned &i)
 
doubledof (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...
 
doubledof_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...
 
booluse_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 Problemmake_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 ()
 
doublebifurcation_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 ()
 
intsign_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...
 
SolidMeshTraction_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)
 
doubledof_derivative (const unsigned &i)
 
doubledof_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 *, boolCalculate_dparameter_analytic
 
bool Calculate_hessian_products_analytic
 
LinearAlgebraDistributionDof_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< doubleMax_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< doubleDof_derivative
 Storage for the derivative of the problem variables wrt arc-length. More...
 
Vector< doubleDof_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
 
OomphCommunicatorCommunicator_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: