#include <ViscousDamping.hpp>

Inheritance diagram for polyfem::assembler::ViscousDampingPrev:

Collaboration diagram for polyfem::assembler::ViscousDampingPrev:

Public Member Functions
Eigen::MatrixXd	assemble_hessian (const NonLinearAssemblerData &data) const override

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

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

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

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

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

double	compute_energy (const NonLinearAssemblerData &data) const override

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

Public Member Functions inherited from polyfem::assembler::ViscousDamping
std::string	name () const override

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

	ViscousDamping ()=default

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

void	set_params (const double psi, const double phi)

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

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

double	get_psi () const

double	get_phi () const

bool	is_valid () const

const DampingParameters &	damping_params () const

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

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

virtual bool	is_linear () 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_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 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_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

Static Public Member Functions inherited from polyfem::assembler::ViscousDamping
static void	compute_dstress_dpsi_dphi (const OptAssemblerData &data, const Eigen::MatrixXd &prev_grad_u_i, Eigen::MatrixXd &dstress_dpsi, Eigen::MatrixXd &dstress_dphi)

Protected Member Functions inherited from polyfem::assembler::ViscousDamping
void	compute_stress_aux (const Eigen::MatrixXd &F, const Eigen::MatrixXd &dFdt, Eigen::MatrixXd &dRdF, Eigen::MatrixXd &dRdFdot) const

void	compute_stress_grad_aux (const Eigen::MatrixXd &F, const Eigen::MatrixXd &dFdt, Eigen::MatrixXd &d2RdF2, Eigen::MatrixXd &d2RdFdFdot, Eigen::MatrixXd &d2RdFdot2) const

Protected Attributes inherited from polyfem::assembler::ViscousDamping
DampingParameters	damping_params_

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

Detailed Description

Definition at line 66 of file ViscousDamping.hpp.

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::ViscousDamping.

Definition at line 244 of file Assembler.cpp.

◆ assemble_gradient() [1/3]

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::ViscousDamping.

◆ assemble_gradient() [2/3]

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

overridevirtual

Reimplemented from polyfem::assembler::ViscousDamping.

Definition at line 74 of file ViscousDamping.cpp.

References polyfem::assembler::ElementAssemblyValues::basis_values, polyfem::assembler::ViscousDamping::compute_stress_aux(), polyfem::assembler::NonLinearAssemblerData::da, polyfem::assembler::NonLinearAssemblerData::dt, polyfem::assembler::ElementAssemblyValues::jac_it, polyfem::assembler::Assembler::size(), polyfem::assembler::NonLinearAssemblerData::vals, polyfem::assembler::NonLinearAssemblerData::x, and polyfem::assembler::NonLinearAssemblerData::x_prev.

Here is the call graph for this function:

◆ assemble_gradient() [3/3]

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

virtual

Reimplemented from polyfem::assembler::ViscousDamping.

◆ assemble_hessian() [1/3]

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