Local nonlinear assembler for an arbitrary number of FE spaces. More...

#include <Assembler.hpp>

Inheritance diagram for polyfem::assembler::MultiSpacesNLAssembler:

Collaboration diagram for polyfem::assembler::MultiSpacesNLAssembler:

Public Member Functions
virtual	~MultiSpacesNLAssembler ()=default

virtual double	compute_energy (const MultiSpacesNLAssemblerData &data) const =0

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

virtual Eigen::MatrixXd	assemble_hessian (const MultiSpacesNLAssemblerData &data, int row_space, int col_space) const =0

bool	is_linear () const override

virtual 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

virtual 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

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 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

virtual 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

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, const std::string &root_path)

virtual void	add_multimaterial (const int index, const json &params, const Units &units, const std::string &root_path)

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

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

Local nonlinear assembler for an arbitrary number of FE spaces.

Unlike NLAssembler and MixedNLAssembler, this class never performs global assembly. The owning form is responsible for element traversal and gather/scatter.

Definition at line 301 of file Assembler.hpp.

Constructor & Destructor Documentation

◆ ~MultiSpacesNLAssembler()

virtual polyfem::assembler::MultiSpacesNLAssembler::~MultiSpacesNLAssembler ( )

virtualdefault

Member Function Documentation

◆ assemble_gradient() [1/2]

virtual void polyfem::assembler::Assembler::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

inlinevirtual

Reimplemented from polyfem::assembler::Assembler.

Definition at line 102 of file Assembler.hpp.

◆ assemble_gradient() [2/2]

virtual Eigen::VectorXd polyfem::assembler::MultiSpacesNLAssembler::assemble_gradient ( const MultiSpacesNLAssemblerData & data ) const

pure virtual

Implemented in polyfem::assembler::NavierStokesFSIVelocity, polyfem::assembler::NavierStokesFSIMixed, polyfem::assembler::NavierStokesFSIPressure, and polyfem::assembler::NavierStokesFSIInertia.

◆ assemble_hessian() [1/2]

virtual void polyfem::assembler::Assembler::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

inlinevirtual

Reimplemented from polyfem::assembler::Assembler.

Definition at line 115 of file Assembler.hpp.

◆ assemble_hessian() [2/2]

virtual Eigen::MatrixXd polyfem::assembler::MultiSpacesNLAssembler::assemble_hessian	(	const MultiSpacesNLAssemblerData &	data,
		int	row_space,
		int	col_space
	)		const

pure virtual

Implemented in polyfem::assembler::NavierStokesFSIVelocity, polyfem::assembler::NavierStokesFSIMixed, polyfem::assembler::NavierStokesFSIPressure, and polyfem::assembler::NavierStokesFSIInertia.

◆ compute_energy()

virtual double polyfem::assembler::MultiSpacesNLAssembler::compute_energy ( const MultiSpacesNLAssemblerData & data ) const

pure virtual

Implemented in polyfem::assembler::NavierStokesFSIVelocity, polyfem::assembler::NavierStokesFSIMixed, polyfem::assembler::NavierStokesFSIPressure, and polyfem::assembler::NavierStokesFSIInertia.

◆ is_linear()

bool polyfem::assembler::MultiSpacesNLAssembler::is_linear ( ) const

inlineoverridevirtual

Implements polyfem::assembler::Assembler.

Definition at line 316 of file Assembler.hpp.

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

src/polyfem/assembler/Assembler.hpp

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ ~MultiSpacesNLAssembler()

Member Function Documentation

◆ assemble_gradient() [1/2]

◆ assemble_gradient() [2/2]

◆ assemble_hessian() [1/2]

◆ assemble_hessian() [2/2]

◆ compute_energy()

◆ is_linear()