polyfem::solver::PerBody2PerNode Class Reference

#include <Parametrizations.hpp>

Inheritance diagram for polyfem::solver::PerBody2PerNode:

Collaboration diagram for polyfem::solver::PerBody2PerNode:

Public Member Functions
	PerBody2PerNode (const mesh::Mesh &mesh, const std::vector< basis::ElementBases > &bases, const int n_bases)
int	size (const int x_size) const override
	Compute DOF of y given DOF of x.
Eigen::VectorXd	eval (const Eigen::VectorXd &x) const override
	Eval y = f(x).
Eigen::VectorXd	apply_jacobian (const Eigen::VectorXd &grad, const Eigen::VectorXd &x) const override
	Apply jacobian for chain rule.
Public Member Functions inherited from polyfem::solver::Parametrization
virtual	~Parametrization ()=default
virtual Eigen::VectorXd	inverse_eval (const Eigen::VectorXd &y)
	Eval x = f^-1 (y).

Private Attributes
const mesh::Mesh &	mesh_
const std::vector< basis::ElementBases > &	bases_
int	full_size_
int	reduced_size_
Eigen::VectorXi	node_id_to_body_id_

Detailed Description

Definition at line 82 of file Parametrizations.hpp.

Constructor & Destructor Documentation

PerBody2PerNode()

polyfem::solver::PerBody2PerNode::PerBody2PerNode	(	const mesh::Mesh &	mesh,
		const std::vector< basis::ElementBases > &	bases,
		const int	n_bases
	)

Definition at line 185 of file Parametrizations.cpp.

References full_size_, polyfem::mesh::Mesh::get_body_id(), polyfem::log_and_throw_adjoint_error(), polyfem::logger(), mesh_, polyfem::mesh::Mesh::n_elements(), node_id_to_body_id_, and reduced_size_.

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Member Function Documentation

apply_jacobian()

Eigen::VectorXd polyfem::solver::PerBody2PerNode::apply_jacobian ( const Eigen::VectorXd &  grad_full, const Eigen::VectorXd &  x  ) const

overridevirtual

Apply jacobian for chain rule.

Let g(y) = g(f(x)). Given ∂g/∂y, compute ∂g/∂x = ∂g/∂y * ∂y/∂x.

Parameters

[in]	grad_full	∂g/∂y.
[in]	x	Where ∂g/∂x is evaluated.

Returns

∂g/∂x.

Implements polyfem::solver::Parametrization.

Definition at line 242 of file Parametrizations.cpp.

References full_size_, node_id_to_body_id_, reduced_size_, size(), and x.

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eval()

Eigen::VectorXd polyfem::solver::PerBody2PerNode::eval ( const Eigen::VectorXd &  x ) const

overridevirtual

Eval y = f(x).

Parameters

[in]

x

x.

Returns

y.

Implements polyfem::solver::Parametrization.

Definition at line 219 of file Parametrizations.cpp.

References full_size_, node_id_to_body_id_, reduced_size_, size(), x, and y.

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size()

int polyfem::solver::PerBody2PerNode::size ( const int  x_size ) const

overridevirtual

Compute DOF of y given DOF of x.

Parameters

[in]

x_size

The DOF of x.

Returns

DOF of y.

Implements polyfem::solver::Parametrization.

Definition at line 236 of file Parametrizations.cpp.

References full_size_, and reduced_size_.

Referenced by apply_jacobian(), and eval().

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Member Data Documentation

bases_

const std::vector<basis::ElementBases>& polyfem::solver::PerBody2PerNode::bases_

private

Definition at line 93 of file Parametrizations.hpp.

full_size_

int polyfem::solver::PerBody2PerNode::full_size_

private

Definition at line 94 of file Parametrizations.hpp.

Referenced by apply_jacobian(), eval(), PerBody2PerNode(), and size().

mesh_

const mesh::Mesh& polyfem::solver::PerBody2PerNode::mesh_

private

Definition at line 92 of file Parametrizations.hpp.

Referenced by PerBody2PerNode().

node_id_to_body_id_

Eigen::VectorXi polyfem::solver::PerBody2PerNode::node_id_to_body_id_

private

Definition at line 96 of file Parametrizations.hpp.

Referenced by apply_jacobian(), eval(), and PerBody2PerNode().

reduced_size_

int polyfem::solver::PerBody2PerNode::reduced_size_

private

Definition at line 95 of file Parametrizations.hpp.

Referenced by apply_jacobian(), eval(), PerBody2PerNode(), and size().

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

• src/polyfem/optimization/parametrization/Parametrizations.hpp
• src/polyfem/optimization/parametrization/Parametrizations.cpp