PolyFEM
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#include <OgdenElasticity.hpp>
Public Member Functions | |
IncompressibleOgdenElasticity () | |
void | add_multimaterial (const int index, const json ¶ms, const Units &units) override |
const GenericMatParams & | coefficients () const |
Coefficient of nth term, where n can range from 1 to 6. | |
const GenericMatParams & | expoenents () const |
Exponent of nth term, where n can range from 1 to 6. | |
const GenericMatParam & | bulk_modulus () const |
Bulk modulus. | |
int | num_terms () const |
Number of terms in the Ogden model. | |
std::string | name () const override |
std::map< std::string, ParamFunc > | parameters () const override |
template<typename T > | |
T | elastic_energy (const RowVectorNd &p, const double t, const int el_id, const DefGradMatrix< T > &def_grad) const |
Public Member Functions inherited from polyfem::assembler::GenericElastic< IncompressibleOgdenElasticity > | |
GenericElastic () | |
virtual | ~GenericElastic ()=default |
double | compute_energy (const NonLinearAssemblerData &data) const override |
Eigen::MatrixXd | assemble_hessian (const NonLinearAssemblerData &data) 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 Eigen::MatrixXd | assemble_hessian (const NonLinearAssemblerData &data) const =0 |
Eigen::VectorXd | assemble_gradient (const NonLinearAssemblerData &data) 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 | 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 |
void | compute_stress_grad_multiply_mat (const OptAssemblerData &data, const Eigen::MatrixXd &mat, Eigen::MatrixXd &stress, Eigen::MatrixXd &result) const override |
void | compute_stress_grad_multiply_stress (const OptAssemblerData &data, Eigen::MatrixXd &stress, Eigen::MatrixXd &result) const override |
void | compute_stress_grad_multiply_vect (const OptAssemblerData &data, const Eigen::MatrixXd &vect, Eigen::MatrixXd &stress, Eigen::MatrixXd &result) const override |
IncompressibleOgdenElasticity & | derived () |
Returns this as a reference to derived class. | |
const IncompressibleOgdenElasticity & | derived () const |
Returns this as a const reference to derived class. | |
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 |
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 | 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 (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::ElasticityAssembler | |
ElasticityAssembler () | |
virtual | ~ElasticityAssembler ()=default |
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 Attributes | |
GenericMatParams | coefficients_ |
GenericMatParams | expoenents_ |
GenericMatParam | bulk_modulus_ |
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 |
Definition at line 36 of file OgdenElasticity.hpp.
polyfem::assembler::IncompressibleOgdenElasticity::IncompressibleOgdenElasticity | ( | ) |
Definition at line 48 of file OgdenElasticity.cpp.
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overridevirtual |
Implements polyfem::assembler::GenericElastic< IncompressibleOgdenElasticity >.
Definition at line 53 of file OgdenElasticity.cpp.
References polyfem::assembler::GenericMatParam::add_multimaterial(), polyfem::assembler::GenericMatParams::add_multimaterial(), bulk_modulus_, coefficients_, expoenents_, polyfem::assembler::GenericMatParams::size(), and polyfem::Units::stress().
Referenced by polyfem::assembler::MultiModel::add_multimaterial().
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Bulk modulus.
Definition at line 49 of file OgdenElasticity.hpp.
References bulk_modulus_.
Referenced by parameters().
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Coefficient of nth term, where n can range from 1 to 6.
Definition at line 45 of file OgdenElasticity.hpp.
References coefficients_.
Referenced by parameters().
T polyfem::assembler::IncompressibleOgdenElasticity::elastic_energy | ( | const RowVectorNd & | p, |
const double | t, | ||
const int | el_id, | ||
const DefGradMatrix< T > & | def_grad | ||
) | const |
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inline |
Exponent of nth term, where n can range from 1 to 6.
Definition at line 47 of file OgdenElasticity.hpp.
References expoenents_.
Referenced by parameters().
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inlineoverridevirtual |
Implements polyfem::assembler::Assembler.
Definition at line 54 of file OgdenElasticity.hpp.
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inline |
Number of terms in the Ogden model.
Definition at line 52 of file OgdenElasticity.hpp.
References coefficients_, and polyfem::assembler::GenericMatParams::size().
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overridevirtual |
Implements polyfem::assembler::Assembler.
Definition at line 61 of file OgdenElasticity.cpp.
References bulk_modulus(), coefficients(), expoenents(), and polyfem::assembler::GenericMatParams::size().
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private |
Definition at line 67 of file OgdenElasticity.hpp.
Referenced by add_multimaterial(), and bulk_modulus().
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private |
Definition at line 65 of file OgdenElasticity.hpp.
Referenced by add_multimaterial(), coefficients(), and num_terms().
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Definition at line 66 of file OgdenElasticity.hpp.
Referenced by add_multimaterial(), and expoenents().