INMOST::Partitioner Class Reference

Main class to modify or improve the mesh distribution for better load balancing. More...

#include <inmost_partitioner.h>

Collaboration diagram for INMOST::Partitioner:

Public Types
enum	Type {   Zoltan_Parmetis, Zoltan_Scotch, Zoltan_PHG, Zoltan_RCB,   Zoltan_RIB, Zoltan_HSFC, Parmetis, Inner_RCM }
enum	Action { Partition, Repartition, Refine }

Public Member Functions
	Partitioner (Mesh *m)
	The default constructor of the partitioner for the specified mesh. More...
	Partitioner (const Partitioner &other)
Partitioner &	operator= (Partitioner const &other)
	~Partitioner ()
void	Evaluate ()
void	SetMethod (enum Type t, enum Action a=Repartition)
void	SetWeight (Tag weight)
	Compute the specific weights for the selected partitioner. More...
void	ResetWeight ()
	Reset the computed weights for the partitioner. More...
Mesh *	GetMesh ()
	Get the Mesh pointer for the current partitioner. More...
Tag	GetWeight ()
	Get the Tag of the computed weights for the current partitioner. More...

Static Public Member Functions
static void	Initialize (int *argc, char ***argv)
static void	Finalize ()

Detailed Description

Main class to modify or improve the mesh distribution for better load balancing.

Definition at line 17 of file inmost_partitioner.h.

Member Enumeration Documentation

enum INMOST::Partitioner::Action

Enumerator
Partition	Partition "from scratch", not taking into account the current mesh distribution.
Repartition	Repartition the existing partition but try to stay close to the current mesh distribution.
Refine	Refine the current partition assuming only small changes of mesh distribution.

Definition at line 34 of file inmost_partitioner.h.

enum INMOST::Partitioner::Type

Type of the Partitioner can be currently used in this version of INMOST.

See Also

Zoltan: Parallel Partitioning, Load Balancing and Data-Management Services. http://www.cs.sandia.gov/Zoltan/

ParMETIS: Parallel Graph Partitioning and Fill-reducing Matrix Ordering. http://glaros.dtc.umn.edu/gkhome/metis/parmetis/overview

Enumerator
Zoltan_Parmetis	Parmetis partitioner with the Zoltan package interface.
Zoltan_Scotch	Scotch partitioner with the Zoltan package interface.
Zoltan_PHG	Zoltan topology-based method using Partitioning of HyperGraph.
Zoltan_RCB	Zoltan geometry-based method using Recursive Coordinate Bisection.
Zoltan_RIB	Zoltan geometry-based method using Recursive Inertial Bisection.
Zoltan_HSFC	Zoltan geometry-based method using Hilbert Space-Filling Curve partitioning.
Parmetis	Parmetis partitioner with the original interface.
Inner_RCM	Internal serial only partitioner based on the Reverse Cuthill–McKee algorithm ordering.

Definition at line 23 of file inmost_partitioner.h.

Constructor & Destructor Documentation

INMOST::Partitioner::Partitioner

(

Mesh *

m

)

The default constructor of the partitioner for the specified mesh.

INMOST::Partitioner::Partitioner

(

const Partitioner &

other

)

INMOST::Partitioner::~Partitioner

(

)

Member Function Documentation

void INMOST::Partitioner::Evaluate

(

)

Evaluate the earlier specified partitioner.

See Also

Partitioner::SetMethod

static void INMOST::Partitioner::Finalize ( )

static

Finalize the use of partitioner.

See Also

Partitioner::Initialize

Mesh* INMOST::Partitioner::GetMesh

(

)

Get the Mesh pointer for the current partitioner.

Tag INMOST::Partitioner::GetWeight

(

)

Get the Tag of the computed weights for the current partitioner.

static void INMOST::Partitioner::Initialize ( int *  argc, char ***  argv  )

static

Initialize the use of partitioner.

Parameters

argc	The number of arguments transmitted to the function main.
argv	The pointer to arguments transmitted to the function main. The shortest call to this function with the default solver parameters is the following: Initialize(NULL,NULL);

See Also

Partitioner::SetMethod

Partitioner::Finalize

Partitioner& INMOST::Partitioner::operator=

(

Partitioner const &

other

)

void INMOST::Partitioner::ResetWeight

(

)

Reset the computed weights for the partitioner.

void INMOST::Partitioner::SetMethod	(	enum Type	t,
		enum Action	a = Repartition
	)

Set the partitioner method to be used.

Parameters

t	The concrete Type of the partitioner from the selected package.
a	The partitioner Action, the default is Repartition.

See Also

Partitioner::Evaluate

void INMOST::Partitioner::SetWeight

(

Tag

weight

)

Compute the specific weights for the selected partitioner.

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

• INMOST.lib/Source/Headers/inmost_partitioner.h