ScipParaSolutionMpi Class Reference

#include <scipParaSolutionMpi.h>

Inheritance diagram for ScipParaSolutionMpi:

Public Member Functions
	ScipParaSolutionMpi ()
	ScipParaSolutionMpi (ScipParaSolver *solver, SCIP_Real objval, int inNvars, SCIP_VAR **vars, SCIP_Real *vals)
	ScipParaSolutionMpi (double inObjectiveFunctionValue, int inNVars, int *inIndicesAmongSolvers, SCIP_Real *inValues)
	~ScipParaSolutionMpi ()
ScipParaSolutionMpi *	clone (UG::ParaComm *comm)
void	bcast (UG::ParaComm *comm, int root)
void	send (UG::ParaComm *comm, int destination)
void	receive (UG::ParaComm *comm, int source)
Public Member Functions inherited from ScipParaSolution
	ScipParaSolution ()
	ScipParaSolution (ScipParaSolver *solver, SCIP_Real objval, int inNvars, SCIP_VAR **vars, SCIP_Real *vals)
	ScipParaSolution (double inObjectiveFunctionValue, int inNVars, int *inIndicesAmongSolvers, SCIP_Real *inValues)
virtual	~ScipParaSolution ()
double	getObjectiveFunctionValue ()
void	setObjectiveFuntionValue (SCIP_Real val)
int	getNVars ()
int	indexAmongSolvers (int index)
SCIP_Real *	getValues ()
void	setValue (int i, SCIP_Real val)
void	write (gzstream::ogzstream &out)
bool	read (UG::ParaComm *comm, gzstream::igzstream &in)
const std::string	toString ()
Public Member Functions inherited from BbParaSolution
	BbParaSolution ()
	DO NOT HAVE DATA MEMBER!! More...
virtual	~BbParaSolution ()
	destructor More...
virtual double	getObjectiveFunctionValue ()=0
	get objective function value More...
virtual double	getCutOffValue ()
	get cutoff value More...
Public Member Functions inherited from ParaSolution
	ParaSolution ()
	DO NOT HAVE DATA MEMBER!! More...
virtual	~ParaSolution ()
	destructor More...
virtual double	getObjectiveFunctionValue ()=0
	get objective function value More...
virtual ParaSolution *	clone (ParaComm *comm)=0
	create clone of this object More...
virtual void	bcast (ParaComm *comm, int root)=0
	broadcast solution data More...
virtual void	send (ParaComm *comm, int destination)=0
	send solution data More...
virtual void	receive (ParaComm *comm, int source)=0
	receive solution data More...
virtual void	write (gzstream::ogzstream &out)=0
	function to write ParaSolution object to checkpoint file More...
virtual bool	read (ParaComm *comm, gzstream::igzstream &in)=0
	function to read ParaSolution object from checkpoint file More...
virtual const std::string	toString ()
	stringfy ParaSolution object More...

Private Member Functions
MPI_Datatype	createPreDatatype ()
MPI_Datatype	createDatatype (bool memAllocNecessary)

Additional Inherited Members
Protected Attributes inherited from ScipParaSolution
double	objectiveFunctionValue
int	nVars
int *	indicesAmongSolvers
SCIP_Real *	values

Detailed Description

ScipSolution class

Definition at line 49 of file scipParaSolutionMpi.h.

Constructor & Destructor Documentation

ScipParaSolutionMpi() [1/3]

ScipParaSolutionMpi

(

)

default constructor

Definition at line 59 of file scipParaSolutionMpi.h.

Referenced by ScipParaSolutionMpi::clone().

ScipParaSolutionMpi() [2/3]

ScipParaSolutionMpi	(	ScipParaSolver *	solver,
		SCIP_Real	objval,
		int	inNvars,
		SCIP_VAR **	vars,
		SCIP_Real *	vals
	)

constructor

Definition at line 65 of file scipParaSolutionMpi.h.

ScipParaSolutionMpi() [3/3]

ScipParaSolutionMpi	(	double	inObjectiveFunctionValue,
		int	inNVars,
		int *	inIndicesAmongSolvers,
		SCIP_Real *	inValues
	)

constructor

Parameters

inObjectiveFunctionValue	objective function value
inNVars	number of variables
inIndicesAmongSolvers	array of variable indices ( probindex )
inValues	array of bounds which the branchings

Definition at line 75 of file scipParaSolutionMpi.h.

~ScipParaSolutionMpi()

~ScipParaSolutionMpi

(

)

destructor

Definition at line 83 of file scipParaSolutionMpi.h.

Member Function Documentation

bcast()

void bcast ( UG::ParaComm *  comm, int  root  )

virtual

broadcast solution data to from the root rank

send solution data to the rank

Implements ParaSolution.

Definition at line 137 of file scipParaSolutionMpi.cpp.

References comm, ScipParaSolutionMpi::createDatatype(), ScipParaSolutionMpi::createPreDatatype(), DEF_PARA_COMM, ParaCommCPP11::getRank(), ScipParaSolution::indicesAmongSolvers, MPI_CALL, ScipParaSolution::nVars, ScipParaSolution::objectiveFunctionValue, and PARA_COMM_CALL.

clone()

ScipParaSolutionMpi * clone ( UG::ParaComm *  comm )

virtual

create clone of this object

Implements ParaSolution.

Definition at line 46 of file scipParaSolutionMpi.cpp.

References ScipParaSolution::indicesAmongSolvers, ScipParaSolution::nVars, ScipParaSolution::objectiveFunctionValue, ScipParaSolutionMpi::ScipParaSolutionMpi(), and ScipParaSolution::values.

createDatatype()

MPI_Datatype createDatatype ( bool  memAllocNecessary )

private

create scipSolutionDatatype

create ScipDiffSubproblemDatatype

Definition at line 91 of file scipParaSolutionMpi.cpp.

References ScipParaSolution::indicesAmongSolvers, MPI_CALL, ScipParaSolution::nVars, and ScipParaSolution::values.

Referenced by ScipParaSolutionMpi::bcast(), ScipParaSolutionMpi::receive(), and ScipParaSolutionMpi::send().

createPreDatatype()

MPI_Datatype createPreDatatype ( )

private

create scipSolutionPreDatatype

create ScipDiffSubproblemPreDatatype

Definition at line 53 of file scipParaSolutionMpi.cpp.

References MPI_CALL, ScipParaSolution::nVars, and ScipParaSolution::objectiveFunctionValue.

Referenced by ScipParaSolutionMpi::bcast(), ScipParaSolutionMpi::receive(), and ScipParaSolutionMpi::send().

receive()

void receive ( UG::ParaComm *  comm, int  source  )

virtual

receive solution data from the source rank

Implements ParaSolution.

Definition at line 209 of file scipParaSolutionMpi.cpp.

References comm, ScipParaSolutionMpi::createDatatype(), ScipParaSolutionMpi::createPreDatatype(), DEF_PARA_COMM, ScipParaSolution::indicesAmongSolvers, MPI_CALL, ScipParaSolution::nVars, ScipParaSolution::objectiveFunctionValue, PARA_COMM_CALL, UG::TagSolution, and ParaSCIP::TagSolution1.

send()

void send ( UG::ParaComm *  comm, int  destination  )

virtual

send solution data to the rank

Implements ParaSolution.

Definition at line 177 of file scipParaSolutionMpi.cpp.

References comm, ScipParaSolutionMpi::createDatatype(), ScipParaSolutionMpi::createPreDatatype(), DEF_PARA_COMM, ScipParaSolution::indicesAmongSolvers, MPI_CALL, ScipParaSolution::nVars, ScipParaSolution::objectiveFunctionValue, PARA_COMM_CALL, UG::TagSolution, and ParaSCIP::TagSolution1.