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Public Member Functions | Protected Member Functions | Private Attributes | List of all members
polyfem::assembler::MultiModel Class Reference

#include <MultiModel.hpp>

Inheritance diagram for polyfem::assembler::MultiModel:
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Public Member Functions

double compute_energy (const NonLinearAssemblerData &data) const override
 
Eigen::MatrixXd assemble_hessian (const NonLinearAssemblerData &data) const override
 
Eigen::VectorXd assemble_gradient (const NonLinearAssemblerData &data) const override
 
VectorNd compute_rhs (const AutodiffHessianPt &pt) const override
 
void set_size (const int size) override
 
void add_multimaterial (const int index, const json &params, const Units &units) override
 
void init_multimodels (const std::vector< std::string > &mats)
 
std::string name () const override
 
bool allow_inversion () const override
 
std::map< std::string, ParamFunc > parameters () 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
 
- 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
 
- Public Member Functions inherited from polyfem::assembler::Assembler
virtual ~Assembler ()=default
 
int size () const
 
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 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
 

Protected Member Functions

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
 

Private Attributes

std::vector< std::string > multi_material_models_
 
SaintVenantElasticity saint_venant_
 
NeoHookeanElasticity neo_hookean_
 
LinearElasticity linear_elasticity_
 
HookeLinearElasticity hooke_
 
MooneyRivlinElasticity mooney_rivlin_elasticity_
 
MooneyRivlin3ParamElasticity mooney_rivlin_3_param_elasticity_
 
UnconstrainedOgdenElasticity unconstrained_ogden_elasticity_
 
IncompressibleOgdenElasticity incompressible_ogden_elasticity_
 
FixedCorotational fixed_corotational_
 
- Private Attributes inherited from polyfem::assembler::ElasticityAssembler
bool use_robust_jacobian = false
 
- Private Attributes inherited from polyfem::assembler::Assembler
int size_ = -1
 

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
 
- Private 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
 
- Private 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
 
- Private Member Functions inherited from polyfem::assembler::Assembler
virtual ~Assembler ()=default
 
int size () const
 
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 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
 

Detailed Description

Definition at line 15 of file MultiModel.hpp.

Member Function Documentation

◆ add_multimaterial()

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

Reimplemented from polyfem::assembler::Assembler.

Definition at line 25 of file MultiModel.cpp.

References polyfem::assembler::FixedCorotational::add_multimaterial(), polyfem::assembler::HookeLinearElasticity::add_multimaterial(), polyfem::assembler::LinearElasticity::add_multimaterial(), polyfem::assembler::MooneyRivlinElasticity::add_multimaterial(), polyfem::assembler::NeoHookeanElasticity::add_multimaterial(), polyfem::assembler::UnconstrainedOgdenElasticity::add_multimaterial(), polyfem::assembler::IncompressibleOgdenElasticity::add_multimaterial(), polyfem::assembler::SaintVenantElasticity::add_multimaterial(), fixed_corotational_, hooke_, incompressible_ogden_elasticity_, linear_elasticity_, mooney_rivlin_elasticity_, neo_hookean_, saint_venant_, polyfem::assembler::Assembler::size(), and unconstrained_ogden_elasticity_.

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◆ allow_inversion()

bool polyfem::assembler::MultiModel::allow_inversion ( ) const
inlineoverridevirtual

Implements polyfem::assembler::ElasticityAssembler.

Definition at line 42 of file MultiModel.hpp.

◆ 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.

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::Assembler.

◆ assemble_gradient() [2/3]

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

Implements polyfem::assembler::NLAssembler.

Definition at line 51 of file MultiModel.cpp.

References polyfem::assembler::FixedCorotational::assemble_gradient(), polyfem::assembler::GenericElastic< Derived >::assemble_gradient(), polyfem::assembler::HookeLinearElasticity::assemble_gradient(), polyfem::assembler::LinearElasticity::assemble_gradient(), polyfem::assembler::NeoHookeanElasticity::assemble_gradient(), polyfem::assembler::SaintVenantElasticity::assemble_gradient(), polyfem::assembler::ElementAssemblyValues::element_id, fixed_corotational_, hooke_, incompressible_ogden_elasticity_, linear_elasticity_, mooney_rivlin_3_param_elasticity_, mooney_rivlin_elasticity_, multi_material_models_, neo_hookean_, saint_venant_, unconstrained_ogden_elasticity_, and polyfem::assembler::NonLinearAssemblerData::vals.

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◆ assemble_gradient() [3/3]

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

Implements polyfem::assembler::NLAssembler.

◆ 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
overridevirtual

Reimplemented from polyfem::assembler::Assembler.

◆ assemble_hessian() [2/3]

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

Implements polyfem::assembler::NLAssembler.

Definition at line 82 of file MultiModel.cpp.

References polyfem::assembler::FixedCorotational::assemble_hessian(), polyfem::assembler::GenericElastic< Derived >::assemble_hessian(), polyfem::assembler::HookeLinearElasticity::assemble_hessian(), polyfem::assembler::LinearElasticity::assemble_hessian(), polyfem::assembler::NeoHookeanElasticity::assemble_hessian(), polyfem::assembler::SaintVenantElasticity::assemble_hessian(), polyfem::assembler::ElementAssemblyValues::element_id, fixed_corotational_, hooke_, incompressible_ogden_elasticity_, linear_elasticity_, mooney_rivlin_3_param_elasticity_, mooney_rivlin_elasticity_, multi_material_models_, neo_hookean_, saint_venant_, unconstrained_ogden_elasticity_, and polyfem::assembler::NonLinearAssemblerData::vals.

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◆ assemble_hessian() [3/3]

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

Implements polyfem::assembler::NLAssembler.

◆ assign_stress_tensor()

void polyfem::assembler::MultiModel::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
overrideprotectedvirtual

Implements polyfem::assembler::ElasticityAssembler.

Definition at line 142 of file MultiModel.cpp.

References polyfem::assembler::FixedCorotational::assign_stress_tensor(), polyfem::assembler::GenericElastic< Derived >::assign_stress_tensor(), polyfem::assembler::HookeLinearElasticity::assign_stress_tensor(), polyfem::assembler::LinearElasticity::assign_stress_tensor(), polyfem::assembler::NeoHookeanElasticity::assign_stress_tensor(), polyfem::assembler::SaintVenantElasticity::assign_stress_tensor(), polyfem::assembler::OutputData::el_id, fixed_corotational_, hooke_, incompressible_ogden_elasticity_, linear_elasticity_, mooney_rivlin_3_param_elasticity_, mooney_rivlin_elasticity_, multi_material_models_, neo_hookean_, saint_venant_, and unconstrained_ogden_elasticity_.

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◆ compute_energy()

double polyfem::assembler::MultiModel::compute_energy ( const NonLinearAssemblerData &  data) const
overridevirtual

Implements polyfem::assembler::NLAssembler.

Definition at line 112 of file MultiModel.cpp.

References polyfem::assembler::FixedCorotational::compute_energy(), polyfem::assembler::GenericElastic< Derived >::compute_energy(), polyfem::assembler::HookeLinearElasticity::compute_energy(), polyfem::assembler::LinearElasticity::compute_energy(), polyfem::assembler::NeoHookeanElasticity::compute_energy(), polyfem::assembler::SaintVenantElasticity::compute_energy(), polyfem::assembler::ElementAssemblyValues::element_id, fixed_corotational_, hooke_, incompressible_ogden_elasticity_, linear_elasticity_, mooney_rivlin_3_param_elasticity_, mooney_rivlin_elasticity_, multi_material_models_, neo_hookean_, saint_venant_, unconstrained_ogden_elasticity_, and polyfem::assembler::NonLinearAssemblerData::vals.

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◆ compute_rhs()

Eigen::Matrix< double, Eigen::Dynamic, 1, 0, 3, 1 > polyfem::assembler::MultiModel::compute_rhs ( const AutodiffHessianPt &  pt) const
overridevirtual

Reimplemented from polyfem::assembler::Assembler.

Definition at line 41 of file MultiModel.cpp.

References polyfem::assembler::Assembler::size().

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◆ init_multimodels()

void polyfem::assembler::MultiModel::init_multimodels ( const std::vector< std::string > &  mats)
inline

Definition at line 39 of file MultiModel.hpp.

References multi_material_models_.

◆ name()

std::string polyfem::assembler::MultiModel::name ( ) const
inlineoverridevirtual

Implements polyfem::assembler::Assembler.

Definition at line 41 of file MultiModel.hpp.

◆ parameters()

std::map< std::string, Assembler::ParamFunc > polyfem::assembler::MultiModel::parameters ( ) const
overridevirtual

Implements polyfem::assembler::Assembler.

Definition at line 175 of file MultiModel.cpp.

◆ set_size()

void polyfem::assembler::MultiModel::set_size ( const int  size)
overridevirtual

Reimplemented from polyfem::assembler::Assembler.

Definition at line 10 of file MultiModel.cpp.

References fixed_corotational_, hooke_, incompressible_ogden_elasticity_, linear_elasticity_, mooney_rivlin_elasticity_, neo_hookean_, saint_venant_, polyfem::assembler::Assembler::set_size(), polyfem::assembler::HookeLinearElasticity::set_size(), polyfem::assembler::SaintVenantElasticity::set_size(), polyfem::assembler::Assembler::size(), and unconstrained_ogden_elasticity_.

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Member Data Documentation

◆ fixed_corotational_

FixedCorotational polyfem::assembler::MultiModel::fixed_corotational_
private

Definition at line 63 of file MultiModel.hpp.

Referenced by add_multimaterial(), assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and set_size().

◆ hooke_

HookeLinearElasticity polyfem::assembler::MultiModel::hooke_
private

Definition at line 58 of file MultiModel.hpp.

Referenced by add_multimaterial(), assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and set_size().

◆ incompressible_ogden_elasticity_

IncompressibleOgdenElasticity polyfem::assembler::MultiModel::incompressible_ogden_elasticity_
private

Definition at line 62 of file MultiModel.hpp.

Referenced by add_multimaterial(), assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and set_size().

◆ linear_elasticity_

LinearElasticity polyfem::assembler::MultiModel::linear_elasticity_
private

Definition at line 57 of file MultiModel.hpp.

Referenced by add_multimaterial(), assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and set_size().

◆ mooney_rivlin_3_param_elasticity_

MooneyRivlin3ParamElasticity polyfem::assembler::MultiModel::mooney_rivlin_3_param_elasticity_
private

Definition at line 60 of file MultiModel.hpp.

Referenced by assemble_gradient(), assemble_hessian(), assign_stress_tensor(), and compute_energy().

◆ mooney_rivlin_elasticity_

MooneyRivlinElasticity polyfem::assembler::MultiModel::mooney_rivlin_elasticity_
private

Definition at line 59 of file MultiModel.hpp.

Referenced by add_multimaterial(), assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and set_size().

◆ multi_material_models_

std::vector<std::string> polyfem::assembler::MultiModel::multi_material_models_
private

Definition at line 53 of file MultiModel.hpp.

Referenced by assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and init_multimodels().

◆ neo_hookean_

NeoHookeanElasticity polyfem::assembler::MultiModel::neo_hookean_
private

Definition at line 56 of file MultiModel.hpp.

Referenced by add_multimaterial(), assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and set_size().

◆ saint_venant_

SaintVenantElasticity polyfem::assembler::MultiModel::saint_venant_
private

Definition at line 55 of file MultiModel.hpp.

Referenced by add_multimaterial(), assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and set_size().

◆ unconstrained_ogden_elasticity_

UnconstrainedOgdenElasticity polyfem::assembler::MultiModel::unconstrained_ogden_elasticity_
private

Definition at line 61 of file MultiModel.hpp.

Referenced by add_multimaterial(), assemble_gradient(), assemble_hessian(), assign_stress_tensor(), compute_energy(), and set_size().

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