Description

Spectral Projected Gradient solver.

#include <ChSolverParallel.h>

Inheritance diagram for chrono::ChSolverParallelSPGQP:

Collaboration diagram for chrono::ChSolverParallelSPGQP:

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Public Member Functions
uint	Solve (ChShurProduct &ShurProduct, ChProjectConstraints &Project, const uint max_iter, const uint size, const DynamicVector< real > &b, DynamicVector< real > &x)
	Solve using a more streamlined but harder to read version of the BB method. More...

void	UpdateR ()

Public Member Functions inherited from chrono::ChSolverParallel
void	Setup (ChParallelDataManager *data_container_)

void	ComputeSRhs (custom_vector< real > &gamma, const custom_vector< real > &rhs, custom_vector< real3 > &vel_data, custom_vector< real3 > &omg_data, custom_vector< real > &b)
	Compute rhs value with relaxation term.

void	AtIterationEnd (real maxd, real maxdeltalambda)

real	LargestEigenValue (ChShurProduct &ShurProduct, DynamicVector< real > &temp, real lambda=0)

Public Attributes
real	alpha

real	f_max

real	xi

real	beta_bar

real	beta_tilde

real	beta_k

real	gam

DynamicVector< real >	g

DynamicVector< real >	d_k

DynamicVector< real >	x

DynamicVector< real >	temp

DynamicVector< real >	Ad_k

DynamicVector< real >	g_alpha

DynamicVector< real >	x_candidate

std::vector< real >	f_hist

Public Attributes inherited from chrono::ChSolverParallel
int	current_iteration
	The current iteration number of the solver.

ChConstraintRigidRigid *	rigid_rigid

ChConstraintBilateral *	bilateral

Ch3DOFContainer *	three_dof

Ch3DOFContainer *	fem

Ch3DOFContainer *	mpm

ChParallelDataManager *	data_manager
	Pointer to the system's data manager.

DynamicVector< real >	eigen_vec

Member Function Documentation

uint ChSolverParallelSPGQP::Solve	(	ChShurProduct &	ShurProduct,
		ChProjectConstraints &	Project,
		const uint	max_iter,
		const uint	size,
		const DynamicVector< real > &	b,
		DynamicVector< real > &	x
	)

virtual

Solve using a more streamlined but harder to read version of the BB method.

Parameters

ShurProduct	Schur product
Project	Constraints
max_iter	Maximum number of iterations
size	Number of unknowns
b	Rhs vector
x	The vector of unknowns

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