Inheritance diagram for DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >:

Public Member Functions
	DDConvectionProblem ()
	Constructor. More...

	~DDConvectionProblem ()
	Destructor. Empty. More...

void	actions_before_newton_solve ()
	Update the problem specs before solve (empty) More...

void	actions_after_newton_solve ()
	Update the problem after solve (empty) More...

void	actions_before_adapt ()
	Actions before adapt:(empty) More...

void	actions_before_implicit_timestep ()

void	fix_pressure (const unsigned &e, const unsigned &pdof, const double &pvalue)
	Fix pressure in element e at pressure dof pdof and set to pvalue. More...

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

void	set_boundary_conditions (const double &time)
	Set the boundary conditions. More...

RectangularQuadMesh< NST_ELEMENT > *	nst_mesh_pt ()
	Access function to the Navier-Stokes mesh. More...

RectangularQuadMesh< AD_ELEMENT > *	temp_mesh_pt ()
	Access function to the Advection-Diffusion mesh. More...

RectangularQuadMesh< AD_ELEMENT > *	conc_mesh_pt ()
	Access function to the Advection-Diffusion concentration mesh. More...

void	get_kinetic_energy (double &E, double &Edot)
	Get kinetic energy and kinetic energy flux. 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_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 ()

Protected Attributes
RectangularQuadMesh< NST_ELEMENT > *	Nst_mesh_pt

RectangularQuadMesh< AD_ELEMENT > *	Temp_mesh_pt

RectangularQuadMesh< AD_ELEMENT > *	Conc_mesh_pt

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

Private Attributes
DocInfo	Doc_info
	DocInfo object. 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_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 ()

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 NST_ELEMENT, class AD_ELEMENT>
class DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >

/////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////// /////////////////////////////////////////////////////////////////// 2D double-diffusive Convection problem on three rectangular domains, discretised with Navier-Stokes and Advection-Diffusion elements. The specific type of elements is specified via the template parameters.

Constructor & Destructor Documentation

◆ DDConvectionProblem()

template<class NST_ELEMENT , class AD_ELEMENT >

DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::DDConvectionProblem

Constructor.

Constructor for convection problem.

 {
  
  //Allocate a timestepper
  add_time_stepper_pt(new BDF<2>);
  
  // Set output directory
  Doc_info.set_directory("RESLT");
  
  // # of elements in x-direction
  unsigned n_x=8;
  
  // # of elements in y-direction
  unsigned n_y=8;
  
  // Domain length in x-direction
  double l_x= Global_Physical_Variables::Lambda;
  
  // Domain length in y-direction
  double l_y=1.0;
  
  // Build two standard rectangular quadmesh
  Nst_mesh_pt = 
   new RectangularQuadMesh<NST_ELEMENT>(n_x,n_y,l_x,l_y,time_stepper_pt());
  Temp_mesh_pt = 
   new RectangularQuadMesh<AD_ELEMENT>(n_x,n_y,l_x,l_y,time_stepper_pt());
  Conc_mesh_pt = 
   new RectangularQuadMesh<AD_ELEMENT>(n_x,n_y,l_x,l_y,time_stepper_pt());
  
  // Set the boundary conditions for this problem: All nodes are
  // free by default -- only need to pin the ones that have Dirichlet 
  // conditions here
  
  //Loop over the boundaries
  unsigned num_bound = nst_mesh_pt()->nboundary();
  for(unsigned ibound=0;ibound<num_bound;ibound++)
   {
    //Loop over the number of nodes on the boundry
    unsigned num_nod= nst_mesh_pt()->nboundary_node(ibound);
    for (unsigned inod=0;inod<num_nod;inod++)
     {
      //If we are on the side-walls, the v-velocity 
      //satisfies natural boundary conditions, so we only pin the
      //first value
      if ((ibound==1) || (ibound==3)) 
       {
        nst_mesh_pt()->boundary_node_pt(ibound,inod)->pin(0);
       }
      else // On the top and bottom walls, we have "stress-free" conditions
       //which actually corresponds to transverse stress free and normal 
       //zero velocity (symmetry)
       //Thus we pin the second value
       {
        nst_mesh_pt()->boundary_node_pt(ibound,inod)->pin(1);
       }
     }
   }
  
  //Pin the zero-th pressure dof in element 0 and set its value to
  //zero:
  fix_pressure(0,0,0.0);
  
  //Loop over the boundaries of the AD mesh
  num_bound = temp_mesh_pt()->nboundary();
  for(unsigned ibound=0;ibound<num_bound;ibound++)
   {
    //Loop over the number of nodes on the boundry
    unsigned num_nod= temp_mesh_pt()->nboundary_node(ibound);
    for (unsigned inod=0;inod<num_nod;inod++)
     {
      //If we are on the side-walls, the temperature
      //satisfies natural boundary conditions, so we don't pin anything
      // in this mesh
      if ((ibound==1) || (ibound==3)) 
       {
       
       }
      //Otherwise pin the temperature
      else // pin all values
       {
        temp_mesh_pt()->boundary_node_pt(ibound,inod)->pin(0);
       }
     }
   }
  
  
  //Loop over the boundaries of the AD mesh
  num_bound = conc_mesh_pt()->nboundary();
  for(unsigned ibound=0;ibound<num_bound;ibound++)
   {
    //Loop over the number of nodes on the boundry
    unsigned num_nod= conc_mesh_pt()->nboundary_node(ibound);
    for (unsigned inod=0;inod<num_nod;inod++)
     {
      //If we are on the side-walls, the concentration
      //satisfies natural boundary conditions, so we don't pin anything
      // in this mesh
      if ((ibound==1) || (ibound==3)) 
       {
  
       }
      //Otherwiwse pin the concentration
      else // pin all values
       {
        conc_mesh_pt()->boundary_node_pt(ibound,inod)->pin(0);
       }
     }
   }
  
  
  // Complete the build of all elements so they are fully functional 
  
  // Loop over the elements to set up element-specific 
  // things that cannot be handled by the (argument-free!) ELEMENT 
  // constructors. 
  unsigned n_nst_element = nst_mesh_pt()->nelement();
  for(unsigned i=0;i<n_nst_element;i++)
   {
    // Upcast from GeneralsedElement to the present element
    NST_ELEMENT *el_pt = dynamic_cast<NST_ELEMENT*>
     (nst_mesh_pt()->element_pt(i));
  
    // Set the Reynolds number (1/Pr in our non-dimensionalisation)
    el_pt->re_pt() = &Global_Physical_Variables::Inverse_Prandtl;
  
    // Set ReSt (also 1/Pr in our non-dimensionalisation)
    el_pt->re_st_pt() = &Global_Physical_Variables::Inverse_Prandtl;
  
    // Set the Thermal Rayleigh number
    el_pt->ra_t_pt() = &Global_Physical_Variables::Rayleigh_T;
  
    // Set the Solutal Rayleigh number
    el_pt->ra_s_pt() = &Global_Physical_Variables::Rayleigh_S;
  
    //Set Gravity vector
    el_pt->g_pt() = &Global_Physical_Variables::Direction_of_gravity;
  
    //The mesh is fixed, so we can disable ALE
    el_pt->disable_ALE();
   }
  
  unsigned n_temp_element = temp_mesh_pt()->nelement();
  for(unsigned i=0;i<n_temp_element;i++)
   {
    // Upcast from GeneralsedElement to the present element
    AD_ELEMENT *el_pt = dynamic_cast<AD_ELEMENT*>
     (temp_mesh_pt()->element_pt(i));
  
    // Set the Peclet number
    el_pt->pe_pt() = &Global_Physical_Variables::Peclet;
  
    // Set the timescale to be the same as the Navier--Stokes
    // equations (1.0)
    el_pt->pe_st_pt() =&Global_Physical_Variables::Peclet;
  
    //The mesh is fixed, so we can disable ALE
    el_pt->disable_ALE();
   }
  
  unsigned n_conc_element = conc_mesh_pt()->nelement();
  for(unsigned i=0;i<n_conc_element;i++)
   {
    // Upcast from GeneralsedElement to the present element
    AD_ELEMENT *el_pt = dynamic_cast<AD_ELEMENT*>
     (conc_mesh_pt()->element_pt(i));
  
    // Set the Peclet number
    el_pt->pe_pt() = &Global_Physical_Variables::Lewis;
  
    // Set the Peclet number multiplied by the Strouhal number
    el_pt->pe_st_pt() =&Global_Physical_Variables::Lewis;
  
    //The mesh is fixed, so we can disable ALE
    el_pt->disable_ALE();
   }
  
  
  // Set sources for temperature
  Multi_domain_functions::setup_multi_domain_interactions
   <NST_ELEMENT,AD_ELEMENT>(this,nst_mesh_pt(),temp_mesh_pt());
  
  // Set sources for concentrations
  Multi_domain_functions::setup_multi_domain_interactions
   <NST_ELEMENT,AD_ELEMENT>(this,nst_mesh_pt(),conc_mesh_pt(),1,0);
  
  // combine the submeshes
  add_sub_mesh(Nst_mesh_pt);
  add_sub_mesh(Temp_mesh_pt);
  add_sub_mesh(Conc_mesh_pt);
  build_global_mesh();
  
  // Setup equation numbering scheme
  cout <<"Number of equations: " << assign_eqn_numbers() << endl; 
  
 } // end of constructor

References oomph::Global_Physical_Variables::Direction_of_gravity, GlobalParameters::Doc_info, i, Global_Physical_Variables::Inverse_Prandtl, Global_Physical_Variables::Lambda, Global_Physical_Variables::Lewis, Global_Physical_Variables::Peclet, Global_Physical_Variables::Rayleigh_S, Global_Physical_Variables::Rayleigh_T, oomph::DocInfo::set_directory(), and oomph::Multi_domain_functions::setup_multi_domain_interactions().

◆ ~DDConvectionProblem()

template<class NST_ELEMENT , class AD_ELEMENT >

DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::~DDConvectionProblem ( )

inline

Destructor. Empty.

   {
    //Delete the meshes
    delete Conc_mesh_pt;
    delete Temp_mesh_pt;
    delete Nst_mesh_pt;
    //Delete the timestepper
    delete this->time_stepper_pt();
   }

Member Function Documentation

◆ actions_after_newton_solve()

template<class NST_ELEMENT , class AD_ELEMENT >

void DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::actions_after_newton_solve ( )

inlinevirtual

Update the problem after solve (empty)

Reimplemented from oomph::Problem.

669 {}

◆ actions_before_adapt()

template<class NST_ELEMENT , class AD_ELEMENT >

void DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::actions_before_adapt ( )

inlinevirtual

Actions before adapt:(empty)

Reimplemented from oomph::Problem.

672 {}

◆ actions_before_implicit_timestep()

template<class NST_ELEMENT , class AD_ELEMENT >

void DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::actions_before_implicit_timestep ( )

inlinevirtual

Actions before the timestep (update the the time-dependent boundary conditions)

Reimplemented from oomph::Problem.

   {
    set_boundary_conditions(time_pt()->time());
   }

◆ actions_before_newton_solve()

template<class NST_ELEMENT , class AD_ELEMENT >

void DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::actions_before_newton_solve ( )

inlinevirtual

Update the problem specs before solve (empty)

Reimplemented from oomph::Problem.

666 {}

◆ conc_mesh_pt()

template<class NST_ELEMENT , class AD_ELEMENT >

RectangularQuadMesh<AD_ELEMENT>* DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::conc_mesh_pt ( )

inline

Access function to the Advection-Diffusion concentration mesh.

   {
    return dynamic_cast<RectangularQuadMesh<AD_ELEMENT>*>(Conc_mesh_pt);
   }

◆ doc_solution()

template<class NST_ELEMENT , class AD_ELEMENT >

void DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::doc_solution

Doc the solution.

 { 
  //Declare an output stream and filename
  ofstream some_file;
  char filename[100];
  
  // Number of plot points: npts x npts
  unsigned npts=5;
  
  // Output whole solution (this will output elements from one mesh
  //----------------------  followed by the other mesh at the moment...?)
  sprintf(filename,"%s/soln%i.dat",Doc_info.directory().c_str(),
          Doc_info.number());
  some_file.open(filename);
  mesh_pt()->output(some_file,npts);
  some_file.close();
  
  Doc_info.number()++;
 } // end of doc

References oomph::DocInfo::directory(), GlobalParameters::Doc_info, MergeRestartFiles::filename, and oomph::DocInfo::number().

◆ fix_pressure()

template<class NST_ELEMENT , class AD_ELEMENT >

void DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::fix_pressure	(	const unsigned &	e,
		const unsigned &	pdof,
		const double &	pvalue
	)

inline

Fix pressure in element e at pressure dof pdof and set to pvalue.

   {
    //Cast to specific element and fix pressure (only for NST element...?)
    dynamic_cast<NST_ELEMENT*>(nst_mesh_pt()->element_pt(e))->
     fix_pressure(pdof,pvalue);
   } // end_of_fix_pressure

References e().

◆ get_kinetic_energy()

template<class NST_ELEMENT , class AD_ELEMENT >

void DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::get_kinetic_energy	(	double &	E,
		double &	Edot
	)

inline

Get kinetic energy and kinetic energy flux.

   {
    //Reset values to zero
    E = 0.0; Edot=0.0;
    
    //Loop over the elements
    unsigned n_element = nst_mesh_pt()->nelement();
    for(unsigned e=0;e<n_element;e++)
     {
      NST_ELEMENT* elem_pt = 
       dynamic_cast<NST_ELEMENT*>(nst_mesh_pt()->element_pt(e));
      
      E += elem_pt->kin_energy();
      Edot += elem_pt->d_kin_energy_dt();
     }
   }

References Global_Physical_Variables::E, and e().

◆ nst_mesh_pt()

template<class NST_ELEMENT , class AD_ELEMENT >

RectangularQuadMesh<NST_ELEMENT>* DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::nst_mesh_pt ( )

inline

Access function to the Navier-Stokes mesh.

   {
    return dynamic_cast<RectangularQuadMesh<NST_ELEMENT>*>(Nst_mesh_pt);
   }

◆ set_boundary_conditions()

template<class NST_ELEMENT , class AD_ELEMENT >

void DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::set_boundary_conditions ( const double & time )

Set the boundary conditions.

Set the boundary conditions as a function of continuous time

 {
  // Loop over all the boundaries on the NST mesh
  unsigned num_bound=nst_mesh_pt()->nboundary();
  for(unsigned ibound=0;ibound<num_bound;ibound++)
   {
    // Loop over the nodes on boundary 
    unsigned num_nod=nst_mesh_pt()->nboundary_node(ibound);
    for(unsigned inod=0;inod<num_nod;inod++)
     {
      // Get pointer to node
      Node* nod_pt=nst_mesh_pt()->boundary_node_pt(ibound,inod);
  
      //Set the number of velocity components
      unsigned vel_max=2;
  
      //If we are on the side walls we only set the x-velocity.
      if((ibound==1) || (ibound==3)) {vel_max = 1;}
  
      //Set the pinned velocities to zero on NST mesh
      for(unsigned j=0;j<vel_max;j++) {nod_pt->set_value(j,0.0);}
     }
   }
  
  // Loop over all the boundaries on the AD mesh
  num_bound=temp_mesh_pt()->nboundary();
  for(unsigned ibound=0;ibound<num_bound;ibound++)
   {
    // Loop over the nodes on boundary 
    unsigned num_nod=temp_mesh_pt()->nboundary_node(ibound);
    for(unsigned inod=0;inod<num_nod;inod++)
     {
      // Get pointer to node
      Node* nod_pt=temp_mesh_pt()->boundary_node_pt(ibound,inod);
      
      //If we are on the top boundary, set the temperature 
      //to -0.5 (cooled)
      if(ibound==2) {nod_pt->set_value(0,-0.5);}
  
      //If we are on the bottom boundary, set the temperature
      //to 0.5 (heated)
      if(ibound==0) {nod_pt->set_value(0,0.5);}
     }
   }
  
  
  
  // Loop over all the boundaries on the AD mesh
  num_bound=conc_mesh_pt()->nboundary();
  for(unsigned ibound=0;ibound<num_bound;ibound++)
   {
    // Loop over the nodes on boundary 
    unsigned num_nod=conc_mesh_pt()->nboundary_node(ibound);
    for(unsigned inod=0;inod<num_nod;inod++)
     {
      // Get pointer to node
      Node* nod_pt=conc_mesh_pt()->boundary_node_pt(ibound,inod);
  
      //If we are on the top boundary, set the concentration to be low
      //to -0.5 (cooled)
      if(ibound==2) 
       {
        nod_pt->set_value(0,-0.5);
        
        //Add small concentration imperfection if desired
        double epsilon = 0.01;
        
        //Read out the x position
        double x = nod_pt->x(0);
        
        //Set a sinusoidal perturbation in the concentration
        double value = sin(2.0*MathematicalConstants::Pi*x/1.5)*
         epsilon*time*exp(-10.0*time);
        nod_pt->set_value(0, -0.5 + value);
       }
  
      //If we are on the bottom boundary, set the concentration to be high
      //to 0.5 (heated)
      if(ibound==0) {nod_pt->set_value(0,0.5);}
     }
   }
  
  
 } // end_of_set_boundary_conditions

References oomph::SarahBL::epsilon, Eigen::bfloat16_impl::exp(), j, oomph::MathematicalConstants::Pi, oomph::Data::set_value(), sin(), Eigen::value, plotDoE::x, and oomph::Node::x().

◆ temp_mesh_pt()

template<class NST_ELEMENT , class AD_ELEMENT >

RectangularQuadMesh<AD_ELEMENT>* DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::temp_mesh_pt ( )

inline

Access function to the Advection-Diffusion mesh.

   {
    return dynamic_cast<RectangularQuadMesh<AD_ELEMENT>*>(Temp_mesh_pt);
   }

Member Data Documentation

◆ Conc_mesh_pt

template<class NST_ELEMENT , class AD_ELEMENT >

RectangularQuadMesh<AD_ELEMENT>* DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::Conc_mesh_pt

protected

◆ Doc_info

template<class NST_ELEMENT , class AD_ELEMENT >

DocInfo DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::Doc_info

private

DocInfo object.

◆ Nst_mesh_pt

template<class NST_ELEMENT , class AD_ELEMENT >

RectangularQuadMesh<NST_ELEMENT>* DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::Nst_mesh_pt

protected

◆ Temp_mesh_pt

template<class NST_ELEMENT , class AD_ELEMENT >

RectangularQuadMesh<AD_ELEMENT>* DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >::Temp_mesh_pt

protected

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

multimesh_dd_convection.cc

Public Member Functions

Protected Attributes

Private Attributes

Additional Inherited Members

Detailed Description

template<class NST_ELEMENT, class AD_ELEMENT> class DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >

Constructor & Destructor Documentation

◆ DDConvectionProblem()

◆ ~DDConvectionProblem()

Member Function Documentation

◆ actions_after_newton_solve()

◆ actions_before_adapt()

◆ actions_before_implicit_timestep()

◆ actions_before_newton_solve()

◆ conc_mesh_pt()

◆ doc_solution()

◆ fix_pressure()

◆ get_kinetic_energy()

◆ nst_mesh_pt()

◆ set_boundary_conditions()

◆ temp_mesh_pt()

Member Data Documentation

◆ Conc_mesh_pt

◆ Doc_info

◆ Nst_mesh_pt

◆ Temp_mesh_pt

template<class NST_ELEMENT, class AD_ELEMENT>
class DDConvectionProblem< NST_ELEMENT, AD_ELEMENT >