#include <StokesProblem.hpp>

Inheritance diagram for polyfem::problem::Flow:

Collaboration diagram for polyfem::problem::Flow:

Public Member Functions
	Flow (const std::string &name)

void	rhs (const assembler::Assembler &assembler, const Eigen::MatrixXd &pts, const double t, Eigen::MatrixXd &val) const override

bool	is_rhs_zero () const override

void	dirichlet_bc (const mesh::Mesh &mesh, const Eigen::MatrixXi &global_ids, const Eigen::MatrixXd &uv, const Eigen::MatrixXd &pts, const double t, Eigen::MatrixXd &val) const override

void	set_parameters (const json &params) override

Public Member Functions inherited from polyfem::problem::TimeDepentendStokesProblem
	TimeDepentendStokesProblem (const std::string &name)

virtual bool	has_exact_sol () const override

bool	is_scalar () const override

bool	is_time_dependent () const override

bool	is_constant_in_time () const override

virtual void	initial_solution (const mesh::Mesh &mesh, const Eigen::MatrixXi &global_ids, const Eigen::MatrixXd &pts, Eigen::MatrixXd &val) const override

Public Member Functions inherited from polyfem::assembler::Problem
	Problem (const std::string &name)

virtual void	set_units (const assembler::Assembler &assembler, const Units &units)

virtual	~Problem ()

virtual void	init (const mesh::Mesh &mesh)

const std::string &	name () const

virtual void	neumann_bc (const mesh::Mesh &mesh, const Eigen::MatrixXi &global_ids, const Eigen::MatrixXd &uv, const Eigen::MatrixXd &pts, const Eigen::MatrixXd &normals, const double t, Eigen::MatrixXd &val) const

virtual void	pressure_bc (const mesh::Mesh &mesh, const Eigen::MatrixXi &global_ids, const Eigen::MatrixXd &uv, const Eigen::MatrixXd &pts, const Eigen::MatrixXd &normals, const double t, Eigen::MatrixXd &val) const

virtual double	pressure_cavity_bc (const int boundary_id, const double t) const

virtual bool	is_boundary_pressure (const int boundary_id) const

virtual void	dirichlet_nodal_value (const mesh::Mesh &mesh, const int node_id, const RowVectorNd &pt, const double t, Eigen::MatrixXd &val) const

virtual void	neumann_nodal_value (const mesh::Mesh &mesh, const int node_id, const RowVectorNd &pt, const Eigen::MatrixXd &normal, const double t, Eigen::MatrixXd &val) const

virtual bool	is_nodal_dirichlet_boundary (const int n_id, const int tag)

virtual bool	is_nodal_neumann_boundary (const int n_id, const int tag)

virtual bool	has_nodal_dirichlet ()

virtual bool	has_nodal_neumann ()

virtual void	exact (const Eigen::MatrixXd &pts, const double t, Eigen::MatrixXd &val) const

virtual void	exact_grad (const Eigen::MatrixXd &pts, const double t, Eigen::MatrixXd &val) const

virtual void	clear ()

virtual void	initial_velocity (const mesh::Mesh &mesh, const Eigen::MatrixXi &global_ids, const Eigen::MatrixXd &pts, Eigen::MatrixXd &val) const

virtual void	initial_acceleration (const mesh::Mesh &mesh, const Eigen::MatrixXi &global_ids, const Eigen::MatrixXd &pts, Eigen::MatrixXd &val) const

virtual void	initial_density (const Eigen::MatrixXd &pts, Eigen::MatrixXd &val) const

virtual bool	might_have_no_dirichlet ()

virtual bool	is_dimension_dirichet (const int tag, const int dim) const

virtual bool	is_nodal_dimension_dirichlet (const int n_id, const int tag, const int dim) const

virtual bool	all_dimensions_dirichlet () const

void	setup_bc (const mesh::Mesh &mesh, const int n_bases, const std::vector< basis::ElementBases > &bases, const std::vector< basis::ElementBases > &geom_bases, const std::vector< basis::ElementBases > &pressure_bases, std::vector< mesh::LocalBoundary > &local_boundary, std::vector< int > &boundary_nodes, std::vector< mesh::LocalBoundary > &local_neumann_boundary, std::vector< mesh::LocalBoundary > &local_pressure_boundary, std::unordered_map< int, std::vector< mesh::LocalBoundary > > &local_pressure_cavity, std::vector< int > &pressure_boundary_nodes, std::vector< int > &dirichlet_nodes, std::vector< int > &neumann_nodes)

virtual void	update_nodes (const Eigen::VectorXi &in_node_to_node)

Private Attributes
int	inflow_

int	outflow_

int	flow_dir_

double	inflow_amout_

double	outflow_amout_

Additional Inherited Members
Protected Attributes inherited from polyfem::problem::TimeDepentendStokesProblem
bool	is_time_dependent_

Protected Attributes inherited from polyfem::assembler::Problem
std::vector< int >	boundary_ids_

std::vector< int >	neumann_boundary_ids_

std::vector< int >	normal_aligned_neumann_boundary_ids_

std::vector< int >	pressure_boundary_ids_

std::vector< int >	pressure_cavity_ids_

std::vector< int >	splitting_pressure_boundary_ids_

Detailed Description

Definition at line 88 of file StokesProblem.hpp.

Constructor & Destructor Documentation

◆ Flow()

polyfem::problem::Flow::Flow ( const std::string & name )

Definition at line 241 of file StokesProblem.cpp.

References polyfem::assembler::Problem::boundary_ids_, flow_dir_, inflow_, inflow_amout_, outflow_, and outflow_amout_.

Member Function Documentation

◆ dirichlet_bc()

void polyfem::problem::Flow::dirichlet_bc	(	const mesh::Mesh &	mesh,
		const Eigen::MatrixXi &	global_ids,
		const Eigen::MatrixXd &	uv,
		const Eigen::MatrixXd &	pts,
		const double	t,
		Eigen::MatrixXd &	val
	)		const