#include <Assembler.hpp>

Inheritance diagram for polyfem::assembler::NLAssembler:

Collaboration diagram for polyfem::assembler::NLAssembler:

Public Member Functions
virtual	~NLAssembler ()=default

double	assemble_energy (const bool is_volume, const std::vector< basis::ElementBases > &bases, const std::vector< basis::ElementBases > &gbases, const AssemblyValsCache &cache, const double t, const double dt, const Eigen::MatrixXd &displacement, const Eigen::MatrixXd &displacement_prev) const override

Eigen::VectorXd	assemble_energy_per_element (const bool is_volume, const std::vector< basis::ElementBases > &bases, const std::vector< basis::ElementBases > &gbases, const AssemblyValsCache &cache, const double t, const double dt, const Eigen::MatrixXd &displacement, const Eigen::MatrixXd &displacement_prev) const override

void	assemble_gradient (const bool is_volume, const int n_basis, const std::vector< basis::ElementBases > &bases, const std::vector< basis::ElementBases > &gbases, const AssemblyValsCache &cache, const double t, const double dt, const Eigen::MatrixXd &displacement, const Eigen::MatrixXd &displacement_prev, Eigen::MatrixXd &rhs) const override

void	assemble_hessian (const bool is_volume, const int n_basis, const bool project_to_psd, const std::vector< basis::ElementBases > &bases, const std::vector< basis::ElementBases > &gbases, const AssemblyValsCache &cache, const double t, const double dt, const Eigen::MatrixXd &displacement, const Eigen::MatrixXd &displacement_prev, utils::MatrixCache &mat_cache, StiffnessMatrix &grad) const override

virtual bool	is_linear () const override

Public Member Functions inherited from polyfem::assembler::Assembler
virtual	~Assembler ()=default

virtual std::string	name () const =0

int	size () const

virtual void	set_size (const int size)

virtual void	assemble (const bool is_volume, const int n_basis, const std::vector< basis::ElementBases > &bases, const std::vector< basis::ElementBases > &gbases, const AssemblyValsCache &cache, const double t, StiffnessMatrix &stiffness, const bool is_mass=false) const

virtual void	compute_scalar_value (const OutputData &data, std::vector< NamedMatrix > &result) const

virtual void	compute_tensor_value (const OutputData &data, std::vector< NamedMatrix > &result) const

virtual void	compute_stiffness_value (const double t, const assembler::ElementAssemblyValues &vals, const Eigen::MatrixXd &local_pts, const Eigen::MatrixXd &displacement, Eigen::MatrixXd &tensor) const

virtual void	compute_dstress_dmu_dlambda (const OptAssemblerData &data, Eigen::MatrixXd &dstress_dmu, Eigen::MatrixXd &dstress_dlambda) const

virtual void	compute_stress_grad_multiply_mat (const OptAssemblerData &data, const Eigen::MatrixXd &mat, Eigen::MatrixXd &stress, Eigen::MatrixXd &result) const

virtual void	compute_stress_grad_multiply_stress (const OptAssemblerData &data, Eigen::MatrixXd &stress, Eigen::MatrixXd &result) const

virtual void	compute_stress_grad_multiply_vect (const OptAssemblerData &data, const Eigen::MatrixXd &vect, Eigen::MatrixXd &stress, Eigen::MatrixXd &result) const

virtual void	compute_stress_grad (const OptAssemblerData &data, const Eigen::MatrixXd &prev_grad_u_i, Eigen::MatrixXd &stress, Eigen::MatrixXd &result) const

virtual void	compute_stress_prev_grad (const OptAssemblerData &data, const Eigen::MatrixXd &prev_grad_u_i, Eigen::MatrixXd &result) const

virtual std::map< std::string, ParamFunc >	parameters () const =0

virtual VectorNd	compute_rhs (const AutodiffHessianPt &pt) const

virtual Eigen::Matrix< AutodiffScalarGrad, Eigen::Dynamic, 1, 0, 3, 1 >	kernel (const int dim, const AutodiffGradPt &rvect, const AutodiffScalarGrad &r) const

void	set_materials (const std::vector< int > &body_ids, const json &body_params, const Units &units)

virtual void	add_multimaterial (const int index, const json &params, const Units &units)

virtual void	update_lame_params (const Eigen::MatrixXd &lambdas, const Eigen::MatrixXd &mus)

virtual bool	is_solution_displacement () const

virtual bool	is_fluid () const

virtual bool	is_tensor () const

Protected Member Functions
virtual double	compute_energy (const NonLinearAssemblerData &data) const =0

virtual Eigen::VectorXd	assemble_gradient (const NonLinearAssemblerData &data) const =0

virtual Eigen::MatrixXd	assemble_hessian (const NonLinearAssemblerData &data) const =0

Additional Inherited Members
Public Types inherited from polyfem::assembler::Assembler
typedef std::pair< std::string, Eigen::MatrixXd >	NamedMatrix

typedef std::function< double(const RowVectorNd &, const RowVectorNd &, double, int)>	ParamFunc

Protected Attributes inherited from polyfem::assembler::Assembler
int	size_ = -1

Detailed Description

Definition at line 238 of file Assembler.hpp.

Constructor & Destructor Documentation

◆ ~NLAssembler()

virtual polyfem::assembler::NLAssembler::~NLAssembler ( )

virtualdefault

Member Function Documentation

◆ assemble_energy()

double polyfem::assembler::NLAssembler::assemble_energy	(	const bool	is_volume,
		const std::vector< basis::ElementBases > &	bases,
		const std::vector< basis::ElementBases > &	gbases,
		const AssemblyValsCache &	cache,
		const double	t,
		const double	dt,
		const Eigen::MatrixXd &	displacement,
		const Eigen::MatrixXd &	displacement_prev
	)		const

overridevirtual

Reimplemented from polyfem::assembler::Assembler.

Reimplemented in polyfem::assembler::SaintVenantElasticity, polyfem::assembler::ViscousDamping, and polyfem::assembler::ViscousDampingPrev.

Definition at line 495 of file Assembler.cpp.

References cache, compute_energy(), polyfem::utils::create_thread_storage(), polyfem::utils::get_local_thread_storage(), polyfem::utils::maybe_parallel_for(), quadrature, val, and vals.

Referenced by assemble_energy_per_element().

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◆ assemble_energy_per_element()

Eigen::VectorXd polyfem::assembler::NLAssembler::assemble_energy_per_element	(	const bool	is_volume,
		const std::vector< basis::ElementBases > &	bases,
		const std::vector< basis::ElementBases > &	gbases,
		const AssemblyValsCache &	cache,
		const double	t,
		const double	dt,
		const Eigen::MatrixXd &	displacement,
		const Eigen::MatrixXd &	displacement_prev
	)		const

overridevirtual

Reimplemented from polyfem::assembler::Assembler.

Definition at line 533 of file Assembler.cpp.

References assemble_energy(), cache, compute_energy(), polyfem::utils::create_thread_storage(), polyfem::utils::get_local_thread_storage(), polyfem::utils::maybe_parallel_for(), quadrature, val, and vals.

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◆ assemble_gradient() [1/2]

void polyfem::assembler::NLAssembler::assemble_gradient	(	const bool	is_volume,
		const int	n_basis,
		const std::vector< basis::ElementBases > &	bases,
		const std::vector< basis::ElementBases > &	gbases,
		const AssemblyValsCache &	cache,
		const double	t,
		const double	dt,
		const Eigen::MatrixXd &	displacement,
		const Eigen::MatrixXd &	displacement_prev,
		Eigen::MatrixXd &	rhs
	)		const

overridevirtual

Reimplemented from polyfem::assembler::Assembler.

Reimplemented in polyfem::assembler::SaintVenantElasticity, polyfem::assembler::ViscousDamping, and polyfem::assembler::ViscousDampingPrev.

◆ assemble_gradient() [2/2]

virtual Eigen::VectorXd polyfem::assembler::NLAssembler::assemble_gradient ( const NonLinearAssemblerData & data ) const

protectedpure virtual

◆ assemble_hessian() [1/2]

void polyfem::assembler::NLAssembler::assemble_hessian	(	const bool	is_volume,
		const int	n_basis,
		const bool	project_to_psd,
		const std::vector< basis::ElementBases > &	bases,
		const std::vector< basis::ElementBases > &	gbases,
		const AssemblyValsCache &	cache,
		const double	t,
		const double	dt,
		const Eigen::MatrixXd &	displacement,
		const Eigen::MatrixXd &	displacement_prev,
		utils::MatrixCache &	mat_cache,
		StiffnessMatrix &	grad
	)		const

overridevirtual

Reimplemented from polyfem::assembler::Assembler.

Reimplemented in polyfem::assembler::SaintVenantElasticity, polyfem::assembler::ViscousDamping, and polyfem::assembler::ViscousDampingPrev.

◆ assemble_hessian() [2/2]

virtual Eigen::MatrixXd polyfem::assembler::NLAssembler::assemble_hessian ( const NonLinearAssemblerData & data ) const

protectedpure virtual

◆ compute_energy()

virtual double polyfem::assembler::NLAssembler::compute_energy ( const NonLinearAssemblerData & data ) const

protectedpure virtual

Referenced by assemble_energy(), and assemble_energy_per_element().

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◆ is_linear()

virtual bool polyfem::assembler::NLAssembler::is_linear ( ) const

inlineoverridevirtual

Implements polyfem::assembler::Assembler.

Reimplemented in polyfem::assembler::HookeLinearElasticity, and polyfem::assembler::LinearElasticity.

Definition at line 293 of file Assembler.hpp.

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

src/polyfem/assembler/Assembler.hpp
src/polyfem/assembler/Assembler.cpp

Public Member Functions

Protected Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ~NLAssembler()

Member Function Documentation

◆ assemble_energy()

◆ assemble_energy_per_element()

◆ assemble_gradient() [1/2]

◆ assemble_gradient() [2/2]

◆ assemble_hessian() [1/2]

◆ assemble_hessian() [2/2]

◆ compute_energy()

◆ is_linear()