polyfem::solver::ALSolver Class Reference

#include <ALSolver.hpp>

Public Member Functions
	ALSolver (const std::vector< std::shared_ptr< AugmentedLagrangianForm > > &alagr_form, const double initial_al_weight, const double scaling, const double max_al_weight, const double eta_tol, const std::function< void(const Eigen::VectorXd &)> &update_barrier_stiffness)
virtual	~ALSolver ()=default
void	solve_al (std::shared_ptr< NLSolver > nl_solver, NLProblem &nl_problem, Eigen::MatrixXd &sol)
void	solve_reduced (std::shared_ptr< NLSolver > nl_solver, NLProblem &nl_problem, Eigen::MatrixXd &sol)

Public Attributes
std::function< void(const double)>	post_subsolve = [](const double) {}

Protected Member Functions
void	set_al_weight (NLProblem &nl_problem, const Eigen::VectorXd &x, const double weight)

Protected Attributes
std::vector< std::shared_ptr< AugmentedLagrangianForm > >	alagr_forms
const double	initial_al_weight
const double	scaling
const double	max_al_weight
const double	eta_tol
std::function< void(const Eigen::VectorXd &)>	update_barrier_stiffness

Private Types
using	NLSolver = polysolve::nonlinear::Solver

Detailed Description

Definition at line 15 of file ALSolver.hpp.

Member Typedef Documentation

NLSolver

using polyfem::solver::ALSolver::NLSolver = polysolve::nonlinear::Solver

private

Definition at line 17 of file ALSolver.hpp.

Constructor & Destructor Documentation

ALSolver()

polyfem::solver::ALSolver::ALSolver	(	const std::vector< std::shared_ptr< AugmentedLagrangianForm > > &	alagr_form,
		const double	initial_al_weight,
		const double	scaling,
		const double	max_al_weight,
		const double	eta_tol,
		const std::function< void(const Eigen::VectorXd &)> &	update_barrier_stiffness
	)

Definition at line 7 of file ALSolver.cpp.

~ALSolver()

virtual polyfem::solver::ALSolver::~ALSolver ( )

virtualdefault

Member Function Documentation

set_al_weight()

void polyfem::solver::ALSolver::set_al_weight ( NLProblem &  nl_problem, const Eigen::VectorXd &  x, const double  weight  )

protected

Definition at line 134 of file ALSolver.cpp.

References alagr_forms, polyfem::solver::NLProblem::use_full_size(), and polyfem::solver::NLProblem::use_reduced_size().

Referenced by solve_al().

Here is the call graph for this function:

Here is the caller graph for this function:

solve_al()

void polyfem::solver::ALSolver::solve_al	(	std::shared_ptr< NLSolver >	nl_solver,
		NLProblem &	nl_problem,
		Eigen::MatrixXd &	sol
	)

Definition at line 23 of file ALSolver.cpp.

References alagr_forms, eta_tol, polyfem::solver::NLProblem::full_size(), polyfem::solver::NLProblem::full_to_reduced(), polyfem::solver::FullNLProblem::init(), initial_al_weight, polyfem::solver::NLProblem::is_step_collision_free(), polyfem::solver::NLProblem::is_step_valid(), polyfem::solver::NLProblem::line_search_begin(), polyfem::solver::FullNLProblem::line_search_end(), polyfem::logger(), max_al_weight, post_subsolve, polyfem::solver::NLProblem::reduced_size(), scaling, set_al_weight(), update_barrier_stiffness, and polyfem::solver::NLProblem::value().

Referenced by polyfem::mesh::constrained_L2_projection(), and polyfem::State::solve_tensor_nonlinear().

Here is the call graph for this function:

Here is the caller graph for this function:

solve_reduced()

void polyfem::solver::ALSolver::solve_reduced	(	std::shared_ptr< NLSolver >	nl_solver,
		NLProblem &	nl_problem,
		Eigen::MatrixXd &	sol
	)

Definition at line 101 of file ALSolver.cpp.

References polyfem::solver::NLProblem::full_size(), polyfem::solver::NLProblem::full_to_reduced(), polyfem::solver::FullNLProblem::init(), polyfem::solver::NLProblem::is_step_collision_free(), polyfem::solver::NLProblem::is_step_valid(), polyfem::solver::NLProblem::line_search_begin(), polyfem::log_and_throw_error(), polyfem::logger(), post_subsolve, polyfem::solver::NLProblem::reduced_to_full(), update_barrier_stiffness, and polyfem::solver::NLProblem::value().

Referenced by polyfem::State::solve_tensor_nonlinear().

Here is the call graph for this function:

Here is the caller graph for this function:

Member Data Documentation

alagr_forms

std::vector<std::shared_ptr<AugmentedLagrangianForm> > polyfem::solver::ALSolver::alagr_forms

protected

Definition at line 37 of file ALSolver.hpp.

Referenced by set_al_weight(), and solve_al().

eta_tol

const double polyfem::solver::ALSolver::eta_tol

protected

Definition at line 41 of file ALSolver.hpp.

Referenced by solve_al().

initial_al_weight

const double polyfem::solver::ALSolver::initial_al_weight

protected

Definition at line 38 of file ALSolver.hpp.

Referenced by solve_al().

max_al_weight

const double polyfem::solver::ALSolver::max_al_weight

protected

Definition at line 40 of file ALSolver.hpp.

Referenced by solve_al().

post_subsolve

std::function<void(const double)> polyfem::solver::ALSolver::post_subsolve = [](const double) {}

Definition at line 32 of file ALSolver.hpp.

Referenced by solve_al(), solve_reduced(), and polyfem::State::solve_tensor_nonlinear().

scaling

const double polyfem::solver::ALSolver::scaling

protected

Definition at line 39 of file ALSolver.hpp.

Referenced by solve_al().

update_barrier_stiffness

std::function<void(const Eigen::VectorXd &)> polyfem::solver::ALSolver::update_barrier_stiffness

protected

Definition at line 44 of file ALSolver.hpp.

Referenced by solve_al(), and solve_reduced().

---

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

• src/polyfem/solver/ALSolver.hpp
• src/polyfem/solver/ALSolver.cpp