#include <FluidVarForm.hpp>

Inheritance diagram for polyfem::varform::NavierStokesVarForm:

Collaboration diagram for polyfem::varform::NavierStokesVarForm:

Public Member Functions
std::string	name () const override
	Get the name of the variational formulation.

Public Member Functions inherited from polyfem::varform::FluidVarForm
void	init (const std::string &formulation, const Units &units, const json &args, const std::string &out_path) override
	Initialize the variational formulation with the given parameters.

void	save_json (const Eigen::MatrixXd &solution, std::ostream &out) const override
	Save the solution to a JSON file, for output purposes.

void	export_data (const Eigen::MatrixXd &solution) const override

io::OutputSpace	output_space () const override
	Get the output space of the variational formulation, for output purposes.

io::OutStatsData	compute_errors (const Eigen::MatrixXd &solution) override
	Get the error statistics of the variational formulation, for output purposes.

std::vector< io::OutputField >	output_fields (const io::OutputSample &sample, const Eigen::MatrixXd &solution, const io::OutputFieldOptions &options) const override
	Get the output fields of the variational formulation, for output purposes.

Public Member Functions inherited from polyfem::varform::VarForm
virtual	~VarForm ()=default

void	set_args (const json &args)
	Reset the internal state of the variational formulation, e.g.

void	set_mesh (std::unique_ptr< mesh::Mesh > mesh, const double loading_mesh_time=0)
	Set the mesh for the variational formulation.

void	solve (Eigen::MatrixXd &sol)
	Solve the variational formulation and store the solution in the given matrix.

void	set_time_callback (const std::function< void(int, int, double, double)> &callback)

int	problem_dimension () const
	Get the problem dimension of the variational formulation, for output purposes.

virtual bool	is_contact_enabled () const
	Check if contact is enabled for the variational formulation, for output purposes.

const io::OutRuntimeData &	output_timings () const
	Get the runtime timings of the variational formulation, for output purposes.

void	save_json (const Eigen::MatrixXd &solution) const
	Save the solution to a JSON file, for output purposes.

Private Member Functions
void	solve_problem (Eigen::MatrixXd &sol) override

void	solve_static (Eigen::MatrixXd &sol)

void	solve_transient (Eigen::MatrixXd &sol)

Additional Inherited Members
Protected Member Functions inherited from polyfem::varform::FluidVarForm
void	reset () override

void	load_mesh (const mesh::Mesh &mesh, const json &args) override

void	build_basis (mesh::Mesh &mesh, const bool iso_parametric, const json &args) override

void	assemble_rhs (const mesh::Mesh &mesh) override

void	assemble_mass_mat (const mesh::Mesh &mesh, const json &args) override

int	primary_ndof () const

int	pressure_block_size () const

int	stacked_ndof () const

void	prepare_initial_solution (Eigen::MatrixXd &sol) const

void	split_solution (const Eigen::MatrixXd &stacked, Eigen::MatrixXd &primary, Eigen::MatrixXd &pressure) const

void	build_stiffness_mat (StiffnessMatrix &stiffness)

void	solve_linear_system (const std::unique_ptr< polysolve::linear::Solver > &solver, StiffnessMatrix &A, Eigen::VectorXd &b, const bool compute_spectrum, Eigen::MatrixXd &sol)

void	build_rhs_assembler () override

Protected Member Functions inherited from polyfem::varform::VarForm
std::string	resolve_output_path (const std::string &path) const

std::string	resolve_input_path (const std::string &path, const bool only_if_exists=false) const

void	set_materials (assembler::Assembler &assembler, const int size) const

void	assign_discr_orders (const json &discr_order, const mesh::Mesh &mesh, Eigen::VectorXi &disc_orders)

void	prepare ()

QuadratureOrders	n_boundary_samples (const int discr_order, const int gdiscr_order) const

void	build_fe_space (mesh::Mesh &mesh, const bool iso_parametric, const Eigen::VectorXi &disc_orders, const std::string &basis_type, const std::string &poly_basis_type, const assembler::Assembler &space_assembler, const int value_dim, const int quadrature_order, const int mass_quadrature_order, const bool use_corner_quadrature, const int n_harmonic_samples, const int integral_constraints, FESpace &space, VarFormBoundaryState &boundary, std::shared_ptr< GeometryMapping > geometry=nullptr)

std::shared_ptr< time_integrator::BDF >	make_bdf_time_integrator () const

void	save_step_state (const double t0, const double dt, const int t, const time_integrator::ImplicitTimeIntegrator *time_integrator, const bool rest_mesh_written=false) const

void	ensure_output_sampler () const

void	save_restart_json (const double t0, const double dt, const int t, const bool rest_mesh_written) const

void	save_timestep (const double time, const int t, const double t0, const double dt, const Eigen::MatrixXd &solution) const

void	save_subsolve (const int i, const int t, const Eigen::MatrixXd &solution) const

int	output_file_index (const int t) const

void	notify_time_step (const int t, const int time_steps, const double t0, const double dt) const

io::OutGeometryData::ExportOptions	export_options (const io::OutputSpace &space) const

io::OutputFieldFunction	output_field_function (const Eigen::MatrixXd &solution, const io::OutGeometryData::ExportOptions &opts) const

Static Protected Member Functions inherited from polyfem::varform::VarForm
static bool	read_initial_x_from_file (const std::string &state_path, const std::string &x_name, const bool reorder, const Eigen::VectorXi &in_node_to_node, const int dim, Eigen::MatrixXd &x)

static void	rebuild_node_positions (const std::vector< basis::ElementBases > &bases, const std::vector< int > &node_ids, std::vector< RowVectorNd > &positions)

Protected Attributes inherited from polyfem::varform::FluidVarForm
FESpace	space_

FESpace	pressure_space_

VarFormBoundaryState	boundary_

VarFormBoundaryState	pressure_boundary_

assembler::AssemblyValsCache	ass_vals_cache_

assembler::AssemblyValsCache	pressure_ass_vals_cache_

assembler::AssemblyValsCache	mass_ass_vals_cache_

assembler::AssemblyValsCache	pure_mass_ass_vals_cache_

std::shared_ptr< assembler::RhsAssembler >	rhs_assembler_

StiffnessMatrix	mass_

StiffnessMatrix	pure_mass_

double	avg_mass_ = 0

Eigen::MatrixXd	rhs_

std::shared_ptr< assembler::Assembler >	primary_assembler_ = nullptr

std::shared_ptr< assembler::Mass >	mass_assembler_ = nullptr

std::shared_ptr< assembler::HRZMass >	pure_mass_assembler_ = nullptr

std::shared_ptr< assembler::MixedAssembler >	mixed_assembler_ = nullptr

std::shared_ptr< assembler::Assembler >	pressure_assembler_ = nullptr

bool	use_avg_pressure = true

double	t0 = 0

int	time_steps = 0

double	dt = 0

std::shared_ptr< time_integrator::ImplicitTimeIntegrator >	time_integrator

Protected Attributes inherited from polyfem::varform::VarForm
std::shared_ptr< assembler::Problem >	problem
	current problem, it contains rhs and bc

Units	units

json	args

io::OutStatsData	stats

io::OutRuntimeData	timings
	runtime statistics

std::string	root_path

std::string	output_path

std::unique_ptr< mesh::Mesh >	mesh_

std::function< void(int, int, double, double)>	time_callback

io::OutGeometryData	output_geometry_

bool	output_sampler_initialized_ = false

bool	prepared_ = false

Detailed Description

Definition at line 96 of file FluidVarForm.hpp.

Member Function Documentation

◆ name()

std::string polyfem::varform::NavierStokesVarForm::name ( ) const

inlineoverridevirtual

Get the name of the variational formulation.

Returns: Name of the variational formulation

Implements polyfem::varform::VarForm.

Definition at line 99 of file FluidVarForm.hpp.

◆ solve_problem()

void polyfem::varform::NavierStokesVarForm::solve_problem ( Eigen::MatrixXd & sol )

overrideprivatevirtual

Implements polyfem::varform::VarForm.

Definition at line 1010 of file FluidVarForm.cpp.

References polyfem::logger().

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◆ solve_static()

void polyfem::varform::NavierStokesVarForm::solve_static ( Eigen::MatrixXd & sol )

private

Definition at line 901 of file FluidVarForm.cpp.

References polyfem::solver::NavierStokesSolver::get_info(), polyfem::solver::NavierStokesSolver::minimize(), space_, and x.

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◆ solve_transient()

void polyfem::varform::NavierStokesVarForm::solve_transient ( Eigen::MatrixXd & sol )

private

Definition at line 934 of file FluidVarForm.cpp.

References polyfem::solver::TransientNavierStokesSolver::get_info(), polyfem::logger(), polyfem::solver::TransientNavierStokesSolver::minimize(), and space_.

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

src/polyfem/varforms/FluidVarForm.hpp
src/polyfem/varforms/FluidVarForm.cpp

Public Member Functions

Private Member Functions

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ name()

◆ solve_problem()

◆ solve_static()

◆ solve_transient()