FallingBlockProblem< ELEMENT > Class Template Reference

Micky mouse problem. More...

+ Inheritance diagram for FallingBlockProblem< ELEMENT >:

Public Member Functions

 FallingBlockProblem ()
 Constructor. More...
 
 ~FallingBlockProblem ()
 Destructor (empty) More...
 
void snap_onto_sphere ()
 Snap the boundary nodes onto the sphere. More...
 
void actions_after_adapt ()
 Totally new mesh, need to fix it. More...
 
void actions_before_newton_solve ()
 Update the problem specs before solve: (Re)set boundary conditions. More...
 
void actions_after_newton_solve ()
 Update the problem specs before solve (empty) More...
 
RefineableTetgenMesh< ELEMENT > * mesh_pt ()
 
void doc_solution (const unsigned &nplot, DocInfo &doc_info)
 Doc the solution. More...
 
double get_dissipation ()
 Calculate the fluid dissipation. 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 ()
 
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 ()
 

Public Attributes

TetMeshFacetedClosedSurfaceOuter_boundary_pt
 Storage for the outer boundary object. More...
 
Vector< TetMeshFacetedSurface * > Inner_boundary_pt
 
- Public Attributes inherited from oomph::Problem
bool Shut_up_in_newton_solve
 

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...
 
- 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 FallingBlockProblem< ELEMENT >

Micky mouse problem.

//////////////////////////////////////////////////////////////////////// //////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////

Constructor & Destructor Documentation

◆ FallingBlockProblem()

template<class ELEMENT >
FallingBlockProblem< ELEMENT >::FallingBlockProblem

Constructor.

Constructor for FallingBlock problem.

674 {
675  //Let's have stupidly high tolerance
676  //Newton_solver_tolerance = 1000;
677 
678  //Add a steady time stepper
679  this->add_time_stepper_pt(new Steady<0>);
680 
681  //Make the outer boundary object
683  Outer_boundary_pt->output("outer.dat");
684 
685  //Create the inner boundary object
686  Inner_boundary_pt.resize(1);
688  Inner_boundary_pt[0]->output("inner.dat");
689 
690  Problem::mesh_pt() =
692  Inner_boundary_pt,2.0,
693  this->time_stepper_pt(),
694  true);
695 
696  // Set error estimator for bulk mesh
698  mesh_pt()->spatial_error_estimator_pt()=error_estimator_pt;
699 
700  // Set targets for spatial adaptivity
701  mesh_pt()->max_permitted_error()=0.005;
702  mesh_pt()->min_permitted_error()=0.001;
703  mesh_pt()->max_element_size()=1.0;
704  mesh_pt()->min_element_size()=0.001;
705 
706  // Use coarser mesh during validation
708  {
709  mesh_pt()->max_element_size()=2.0;
710  mesh_pt()->min_element_size()=0.1;
711  }
712 
713  // Set the boundary conditions for this problem
714  // Only on the "outer boundaries"
715  unsigned num_bound = mesh_pt()->nboundary();
716  for(unsigned ibound=0;ibound<num_bound;ibound++)
717  {
718  unsigned final_index = 3;
719  //Do no pin the outlet z-velocity
720  if(ibound==3) {final_index = 2;}
721  unsigned num_nod= mesh_pt()->nboundary_node(ibound);
722  for (unsigned inod=0;inod<num_nod;inod++)
723  {
724  for(unsigned i=0;i<final_index;++i)
725  {
726  mesh_pt()->boundary_node_pt(ibound,inod)->pin(i);
727  }
728  }
729  }
730 
731  // Complete the build of all elements so they are fully functional
732 
733  //Find number of elements in mesh
734  unsigned n_element = mesh_pt()->nelement();
735 
736  // Loop over the elements to set up element-specific
737  // things that cannot be handled by constructor
738  for(unsigned i=0;i<n_element;i++)
739  {
740  // Upcast from GeneralElement to the present element
741  ELEMENT* el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->element_pt(i));
742 
743  //Set the source function pointer
744  el_pt->re_pt() = &Global_Parameters::Re;
745  }
746 
747  //Loop over the elements in region 1
748  /*unsigned n_inner = mesh_pt()->nregion_element(1);
749  for(unsigned e=0;e<n_inner;++e)
750  {
751  // Upcast from GeneralElement to the present element
752  ELEMENT* el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->region_element_pt(1,e));
753 
754  //Set the source function pointer
755  el_pt->viscosity_ratio_pt() = &Global_Parameters::Visc_Ratio;
756  }*/
757 
758  // Setup equation numbering scheme
759  cout <<"Number of equations: " << assign_eqn_numbers() << std::endl;
760 
761 }
int i
Definition: BiCGSTAB_step_by_step.cpp:9
RefineableTetgenMesh< ELEMENT > * mesh_pt()
Definition: uns_adapt_3d.cc:635
TetMeshFacetedClosedSurface * Outer_boundary_pt
Storage for the outer boundary object.
Definition: uns_adapt_3d.cc:661
Vector< TetMeshFacetedSurface * > Inner_boundary_pt
Definition: uns_adapt_3d.cc:663
TetMeshFacetedSurface that defines inner boundary.
Definition: uns_adapt_3d.cc:61
CubicTetMeshFacetedClosedSurface from (+/- half width)^2 x +/- half length.
Definition: tetmesh_faceted_surfaces.h:66
void add_time_stepper_pt(TimeStepper *const &time_stepper_pt)
Definition: problem.cc:1545
unsigned long assign_eqn_numbers(const bool &assign_local_eqn_numbers=true)
Definition: problem.cc:1989
TimeStepper *& time_stepper_pt()
Definition: problem.h:1524
Definition: uns_adapt_3d_fs.cc:86
void output(std::ostream &outfile) const
Output.
Definition: tet_mesh.h:392
Definition: error_estimator.h:266
double Re
reynolds number
Definition: adaptive_hopf.cc:54
Z2ErrorEstimator * error_estimator_pt
Definition: MortaringCantileverCompareToNonMortaring.cpp:190
bool command_line_flag_has_been_set(const std::string &flag)
Definition: oomph_utilities.cc:501

References oomph::CommandLineArgs::command_line_flag_has_been_set(), MeshRefinement::error_estimator_pt, i, oomph::TetMeshFacetedSurface::output(), and Global_Parameters::Re.

◆ ~FallingBlockProblem()

template<class ELEMENT >
FallingBlockProblem< ELEMENT >::~FallingBlockProblem ( )
inline

Destructor (empty)

506  {
507  //Delete the objects
508  unsigned nh = Inner_boundary_pt.size();
509  for(unsigned h=0;h<nh;++h)
510  {
511  delete Inner_boundary_pt[h];
512  }
513  delete Outer_boundary_pt;
514  }

Member Function Documentation

◆ actions_after_adapt()

template<class ELEMENT >
void FallingBlockProblem< ELEMENT >::actions_after_adapt ( )
inlinevirtual

Totally new mesh, need to fix it.

Reimplemented from oomph::Problem.

554  {
555  // Set the boundary conditions for this problem
556  // Only on the "outer boundaries"
557  unsigned num_bound = mesh_pt()->nboundary();
558  for(unsigned ibound=0;ibound<num_bound;ibound++)
559  {
560  unsigned final_index = 3;
561  //Do no pin the outlet z-velocity
562  if(ibound==3) {final_index = 2;}
563  unsigned num_nod= mesh_pt()->nboundary_node(ibound);
564  for (unsigned inod=0;inod<num_nod;inod++)
565  {
566  for(unsigned i=0;i<final_index;++i)
567  {
568  mesh_pt()->boundary_node_pt(ibound,inod)->pin(i);
569  }
570  }
571  }
572 
573  // Complete the build of all elements so they are fully functional
574 
575  //Find number of elements in mesh
576  unsigned n_element = mesh_pt()->nelement();
577 
578  // Loop over the elements to set up element-specific
579  // things that cannot be handled by constructor
580  for(unsigned i=0;i<n_element;i++)
581  {
582  // Upcast from GeneralElement to the present element
583  ELEMENT* el_pt = dynamic_cast<ELEMENT*>(mesh_pt()->element_pt(i));
584 
585  //Set the source function pointer
586  el_pt->re_pt() = &Global_Parameters::Re;
587  }
588  }

References i, and Global_Parameters::Re.

◆ actions_after_newton_solve()

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

Update the problem specs before solve (empty)

Reimplemented from oomph::Problem.

631 {}

◆ actions_before_newton_solve()

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

Update the problem specs before solve: (Re)set boundary conditions.

Reimplemented from oomph::Problem.

594  {
595  //Loop over the boundaries
596  unsigned num_bound = mesh_pt()->nboundary();
597  for(unsigned ibound=0;ibound<num_bound;ibound++)
598  {
599  //Don't boundary 3's z-coordinates
600  unsigned final_index = 3;
601  if(ibound==3) {final_index = 2;}
602 
603  // Loop over the nodes on boundary
604  unsigned num_nod=mesh_pt()->nboundary_node(ibound);
605  for (unsigned inod=0;inod<num_nod;inod++)
606  {
607  Node* nod_pt=mesh_pt()->boundary_node_pt(ibound,inod);
608  for(unsigned i=0;i<final_index;++i) {nod_pt->set_value(i,0.0);}
609  }
610  }
611 
612  //Now set a Poiseuille like inflow
613  {
614  using namespace Global_Parameters;
615 
616  // Loop over the nodes on boundary
617  unsigned num_nod=mesh_pt()->nboundary_node(6);
618  for (unsigned inod=0;inod<num_nod;inod++)
619  {
620  Node* nod_pt=mesh_pt()->boundary_node_pt(6,inod);
621  double x = nod_pt->x(0);
622  double y = nod_pt->x(1);
623  double u = (Box_width-x)*(Box_width+x)*(Box_width-y)*(Box_width+y);
624 
625  nod_pt->set_value(2,u);
626  }
627  }
628  }
void set_value(const unsigned &i, const double &value_)
Definition: nodes.h:271
Definition: nodes.h:906
double & x(const unsigned &i)
Return the i-th nodal coordinate.
Definition: nodes.h:1060
Scalar * y
Definition: level1_cplx_impl.h:128
Namespace for global parameters.
Definition: axisym_linear_elasticity/cylinder/cylinder.cc:44
double Box_width
Definition: uns_adapt_3d.cc:46
list x
Definition: plotDoE.py:28

References Global_Parameters::Box_width, i, oomph::Data::set_value(), plotDoE::x, oomph::Node::x(), and y.

◆ doc_solution()

template<class ELEMENT >
void FallingBlockProblem< ELEMENT >::doc_solution ( const unsigned nplot,
DocInfo doc_info 
)

Doc the solution.

771 {
772 
773  ofstream some_file;
774  char filename[100];
775 
776  // Doc local node numbering
777  //-------------------------
778  sprintf(filename,"%s/node_numbering%i.dat",doc_info.directory().c_str(),
779  doc_info.number());
780  some_file.open(filename);
781  FiniteElement* el_pt=mesh_pt()->finite_element_pt(0);
782  unsigned nnode=el_pt->nnode();
783  unsigned ndim=el_pt->node_pt(0)->ndim();
784  for (unsigned j=0;j<nnode;j++)
785  {
786  for (unsigned i=0;i<ndim;i++)
787  {
788  some_file << el_pt->node_pt(j)->x(i) << " " ;
789  }
790  some_file << j << std::endl;
791  }
792  some_file.close();
793 
794  // Output boundaries
795  //------------------
796  sprintf(filename,"%s/boundaries%i.dat",doc_info.directory().c_str(),
797  doc_info.number());
798  some_file.open(filename);
799  mesh_pt()->output_boundaries(some_file);
800  some_file.close();
801 
802 
803  // Output solution
804  //----------------
805  sprintf(filename,"%s/soln%i.dat",doc_info.directory().c_str(),
806  doc_info.number());
807  some_file.open(filename);
808  mesh_pt()->output(some_file,nplot);
809  some_file.close();
810 
811 
812 
813 } // end of doc
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
Definition: elements.h:1313
Node *& node_pt(const unsigned &n)
Return a pointer to the local node n.
Definition: elements.h:2175
unsigned nnode() const
Return the number of nodes.
Definition: elements.h:2210
unsigned ndim() const
Return (Eulerian) spatial dimension of the node.
Definition: nodes.h:1054
string filename
Definition: MergeRestartFiles.py:39
std::ptrdiff_t j
Definition: tut_arithmetic_redux_minmax.cpp:2

References oomph::DocInfo::directory(), MergeRestartFiles::filename, i, j, oomph::Node::ndim(), oomph::FiniteElement::nnode(), oomph::FiniteElement::node_pt(), oomph::DocInfo::number(), and oomph::Node::x().

◆ get_dissipation()

template<class ELEMENT >
double FallingBlockProblem< ELEMENT >::get_dissipation ( )
inline

Calculate the fluid dissipation.

646  {
647  double dissipation=0.0;
648  const unsigned n_element = this->mesh_pt()->nelement();
649  for(unsigned e=0;e<n_element;e++)
650  {
651  //Cast to a fluid element
652  ELEMENT *el_pt =
653  dynamic_cast<ELEMENT*>(this->mesh_pt()->element_pt(e));
654  //Add to the dissipation
655  dissipation += el_pt->dissipation();
656  }
657  return dissipation;
658  }
Array< double, 1, 3 > e(1./3., 0.5, 2.)

References e().

◆ mesh_pt()

template<class ELEMENT >
RefineableTetgenMesh<ELEMENT>* FallingBlockProblem< ELEMENT >::mesh_pt ( )
inline
636  {
637  return dynamic_cast<RefineableTetgenMesh<ELEMENT>*>(Problem::mesh_pt());
638  }

◆ snap_onto_sphere()

template<class ELEMENT >
void FallingBlockProblem< ELEMENT >::snap_onto_sphere ( )
inline

Snap the boundary nodes onto the sphere.

518  {
519  this->mesh_pt()->output("pre_moved.dat",5);
520  std::ofstream nodes("moved_nodes.dat");
521 
522  unsigned n_bound = mesh_pt()->nboundary_node(0);
523  for(unsigned n=0;n<n_bound;++n)
524  {
525  Node* nod_pt = mesh_pt()->boundary_node_pt(0,n);
526  double x = nod_pt->x(0);
527  double y = nod_pt->x(1);
528  double z = nod_pt->x(2);
529 
530  nodes << x << " " << y << " " << z << " ";
531 
532  //Now let's snap by calculating the angle
533  double r = sqrt(x*x + y*y + z*z);
534  double theta = acos(z/r);
535  double phi = atan2(y,x);
536 
537  nodes << r << " " << theta << " " << phi << " ";
538 
539  //Do the snapping
540  double R_new = sqrt(1.0 + 0.5*0.5*(1.0 + sqrt(5.0))*(1.0 + sqrt(5.0)));
541  nod_pt->x(0) = R_new*sin(theta)*cos(phi);
542  nod_pt->x(1) = R_new*sin(theta)*sin(phi);
543  nod_pt->x(2) = R_new*cos(theta);
544 
545  nodes << nod_pt->x(0) << " " << nod_pt->x(1) << " " << nod_pt->x(2) << "\n";
546  }
547  nodes.close();
548  this->mesh_pt()->output("post_moved.dat",5);
549  }
AnnoyingScalar cos(const AnnoyingScalar &x)
Definition: AnnoyingScalar.h:136
AnnoyingScalar atan2(const AnnoyingScalar &y, const AnnoyingScalar &x)
Definition: AnnoyingScalar.h:139
AnnoyingScalar acos(const AnnoyingScalar &x)
Definition: AnnoyingScalar.h:138
AnnoyingScalar sin(const AnnoyingScalar &x)
Definition: AnnoyingScalar.h:137
AnnoyingScalar sqrt(const AnnoyingScalar &x)
Definition: AnnoyingScalar.h:134
const unsigned n
Definition: CG3DPackingUnitTest.cpp:11
double theta
Definition: two_d_biharmonic.cc:236
r
Definition: UniformPSDSelfTest.py:20

References acos(), atan2(), cos(), n, UniformPSDSelfTest::r, sin(), sqrt(), BiharmonicTestFunctions2::theta, plotDoE::x, oomph::Node::x(), and y.

Member Data Documentation

◆ Inner_boundary_pt

template<class ELEMENT >
Vector<TetMeshFacetedSurface*> FallingBlockProblem< ELEMENT >::Inner_boundary_pt

◆ Outer_boundary_pt

template<class ELEMENT >
TetMeshFacetedClosedSurface* FallingBlockProblem< ELEMENT >::Outer_boundary_pt

Storage for the outer boundary object.


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