#include <AMIPSEnergy.hpp>

Inheritance diagram for polyfem::assembler::AMIPSEnergy:

Collaboration diagram for polyfem::assembler::AMIPSEnergy:

Public Member Functions
	AMIPSEnergy ()

double	compute_energy (const NonLinearAssemblerData &data) const override

Eigen::VectorXd	assemble_gradient (const NonLinearAssemblerData &data) const override

Eigen::MatrixXd	assemble_hessian (const NonLinearAssemblerData &data) const override

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

std::string	name () const override

std::map< std::string, ParamFunc >	parameters () const override

void	assign_stress_tensor (const OutputData &data, const int all_size, const ElasticityTensorType &type, Eigen::MatrixXd &all, const std::function< Eigen::MatrixXd(const Eigen::MatrixXd &)> &fun) const override

bool	allow_inversion () const override

template<int n_basis, int dim>
void	compute_energy_aux_gradient_fast (const NonLinearAssemblerData &data, Eigen::Matrix< double, Eigen::Dynamic, 1 > &G_flattened) const

Public Member Functions inherited from polyfem::assembler::ElasticityAssembler
	ElasticityAssembler ()

virtual	~ElasticityAssembler ()=default

void	set_use_robust_jacobian ()

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

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

void	compute_stress_tensor (const OutputData &data, const ElasticityTensorType &type, Eigen::MatrixXd &stresses) const

void	compute_von_mises_stresses (const OutputData &data, Eigen::MatrixXd &stresses) const

bool	is_solution_displacement () const override

bool	is_tensor () const override

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

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_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 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	update_lame_params (const Eigen::MatrixXd &lambdas, const Eigen::MatrixXd &mus)

virtual bool	is_fluid () const

Public Member Functions inherited from polyfem::assembler::NLAssembler
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

Private Member Functions
template<typename T >
T	compute_energy_aux (const NonLinearAssemblerData &data) const

template<int n_basis, int dim>
void	compute_energy_aux_gradient_fast (const NonLinearAssemblerData &data, Eigen::VectorXd &G_flattened) const

template<int n_basis, int dim>
void	compute_energy_hessian_aux_fast (const NonLinearAssemblerData &data, Eigen::MatrixXd &H) const

Private Attributes
bool	use_rest_pose_ = false

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::ElasticityAssembler
bool	use_robust_jacobian = false

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

Detailed Description

Definition at line 18 of file AMIPSEnergy.hpp.

Constructor & Destructor Documentation

◆ AMIPSEnergy()

polyfem::assembler::AMIPSEnergy::AMIPSEnergy ( )

inline

Definition at line 21 of file AMIPSEnergy.hpp.

Member Function Documentation

◆ add_multimaterial()

void polyfem::assembler::AMIPSEnergy::add_multimaterial	(	const int	index,
		const json &	params,
		const Units &	units
	)

overridevirtual

Reimplemented from polyfem::assembler::Assembler.

Definition at line 596 of file AMIPSEnergy.cpp.

References polyfem::assembler::Assembler::size(), and use_rest_pose_.

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◆ allow_inversion()

bool polyfem::assembler::AMIPSEnergy::allow_inversion ( ) const

inlineoverridevirtual

Implements polyfem::assembler::ElasticityAssembler.

Definition at line 44 of file AMIPSEnergy.hpp.

◆ assemble_gradient()

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

overridevirtual

Implements polyfem::assembler::NLAssembler.

Definition at line 118 of file AMIPSEnergy.cpp.

References polyfem::assembler::ElementAssemblyValues::basis_values, polyfem::gradient_from_energy(), polyfem::assembler::Assembler::size(), and polyfem::assembler::NonLinearAssemblerData::vals.

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◆ assemble_hessian()

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

overridevirtual

Implements polyfem::assembler::NLAssembler.

Definition at line 351 of file AMIPSEnergy.cpp.

References polyfem::assembler::ElementAssemblyValues::basis_values, polyfem::hessian_from_energy(), polyfem::assembler::Assembler::size(), and polyfem::assembler::NonLinearAssemblerData::vals.

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◆ assign_stress_tensor()

void polyfem::assembler::AMIPSEnergy::assign_stress_tensor	(	const OutputData &	data,
		const int	all_size,
		const ElasticityTensorType &	type,
		Eigen::MatrixXd &	all,
		const std::function< Eigen::MatrixXd(const Eigen::MatrixXd &)> &	fun
	)		const

overridevirtual

Implements polyfem::assembler::ElasticityAssembler.

Definition at line 576 of file AMIPSEnergy.cpp.

References polyfem::assembler::OutputData::bs, polyfem::assembler::OutputData::el_id, polyfem::assembler::OutputData::fun, polyfem::assembler::OutputData::gbs, polyfem::assembler::OutputData::local_pts, polyfem::assembler::Assembler::size(), and polyfem::assembler::OutputData::t.

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◆ compute_energy()

double polyfem::assembler::AMIPSEnergy::compute_energy ( const NonLinearAssemblerData & data ) const

overridevirtual

Implements polyfem::assembler::NLAssembler.

Definition at line 113 of file AMIPSEnergy.cpp.

◆ compute_energy_aux()

template<typename T >

T polyfem::assembler::AMIPSEnergy::compute_energy_aux ( const NonLinearAssemblerData & data ) const

private

Definition at line 200 of file AMIPSEnergy.cpp.

References polyfem::compute_disp_grad_at_quad(), polyfem::assembler::NonLinearAssemblerData::da, polyfem::utils::determinant(), polyfem::get_local_disp(), polyfem::assembler::ElementAssemblyValues::jac_it, polyfem::assembler::Assembler::size(), use_rest_pose_, val, and polyfem::assembler::NonLinearAssemblerData::vals.

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◆ compute_energy_aux_gradient_fast() [1/2]

template<int n_basis, int dim>

void polyfem::assembler::AMIPSEnergy::compute_energy_aux_gradient_fast	(	const NonLinearAssemblerData &	data,
		Eigen::Matrix< double, Eigen::Dynamic, 1 > &	G_flattened
	)		const

Definition at line 264 of file AMIPSEnergy.cpp.

References polyfem::assembler::ElementAssemblyValues::basis_values, polyfem::assembler::NonLinearAssemblerData::da, polyfem::assembler::ElementAssemblyValues::jac_it, polyfem::assembler::Assembler::size(), use_rest_pose_, polyfem::assembler::NonLinearAssemblerData::vals, and polyfem::assembler::NonLinearAssemblerData::x.

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◆ compute_energy_aux_gradient_fast() [2/2]

template<int n_basis, int dim>

void polyfem::assembler::AMIPSEnergy::compute_energy_aux_gradient_fast	(	const NonLinearAssemblerData &	data,
		Eigen::VectorXd &	G_flattened
	)		const

private

◆ compute_energy_hessian_aux_fast()

template<int n_basis, int dim>

void polyfem::assembler::AMIPSEnergy::compute_energy_hessian_aux_fast	(	const NonLinearAssemblerData &	data,
		Eigen::MatrixXd &	H
	)		const

private

Definition at line 443 of file AMIPSEnergy.cpp.

References polyfem::assembler::ElementAssemblyValues::basis_values, polyfem::assembler::NonLinearAssemblerData::da, polyfem::utils::determinant(), polyfem::assembler::ElementAssemblyValues::jac_it, DiffScalarBase::setVariableCount(), polyfem::assembler::Assembler::size(), use_rest_pose_, val, polyfem::assembler::NonLinearAssemblerData::vals, and polyfem::assembler::NonLinearAssemblerData::x.

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◆ name()

std::string polyfem::assembler::AMIPSEnergy::name ( ) const

inlineoverridevirtual

Implements polyfem::assembler::Assembler.

Definition at line 35 of file AMIPSEnergy.hpp.

◆ parameters()

std::map< std::string, ParamFunc > polyfem::assembler::AMIPSEnergy::parameters ( ) const

inlineoverridevirtual

Implements polyfem::assembler::Assembler.

Definition at line 36 of file AMIPSEnergy.hpp.

Member Data Documentation

◆ use_rest_pose_

bool polyfem::assembler::AMIPSEnergy::use_rest_pose_ = false

private

Definition at line 55 of file AMIPSEnergy.hpp.

Referenced by add_multimaterial(), compute_energy_aux(), compute_energy_aux_gradient_fast(), and compute_energy_hessian_aux_fast().

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

src/polyfem/assembler/AMIPSEnergy.hpp
src/polyfem/assembler/AMIPSEnergy.cpp

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ AMIPSEnergy()

Member Function Documentation

◆ add_multimaterial()

◆ allow_inversion()

◆ assemble_gradient()

◆ assemble_hessian()

◆ assign_stress_tensor()

◆ compute_energy()

◆ compute_energy_aux()

◆ compute_energy_aux_gradient_fast() [1/2]

◆ compute_energy_aux_gradient_fast() [2/2]

◆ compute_energy_hessian_aux_fast()

◆ name()

◆ parameters()

Member Data Documentation

◆ use_rest_pose_