PETScWrappers::SolverGMRES::AdditionalData Struct Reference

#include <deal.II/lac/petsc_solver.h>

Public Member Functions
	AdditionalData (const unsigned int restart_parameter=30, const bool right_preconditioning=false)

Public Attributes
unsigned int	restart_parameter
bool	right_preconditioning

Detailed Description

Standardized data struct to pipe additional data to the solver.

Definition at line 457 of file petsc_solver.h.

Constructor & Destructor Documentation

AdditionalData()

SolverGMRES< VectorType >::AdditionalData::AdditionalData	(	const unsigned int	restart_parameter = 30,
		const bool	right_preconditioning = false
	)

Constructor. By default, set the number of temporary vectors to 30, i.e. do a restart every 30 iterations.

Definition at line 389 of file petsc_solver.cc.

Member Data Documentation

restart_parameter

unsigned int PETScWrappers::SolverGMRES::AdditionalData::restart_parameter

Maximum number of tmp vectors.

Definition at line 469 of file petsc_solver.h.

right_preconditioning

bool PETScWrappers::SolverGMRES::AdditionalData::right_preconditioning

Flag for right preconditioning.

Definition at line 474 of file petsc_solver.h.

---

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

• include/deal.II/lac/petsc_solver.h
• source/lac/petsc_solver.cc