pricingjob.h File Reference

Detailed Description

private methods for working with pricing jobs, to be used by the pricing controller only

Author

Christian Puchert

Definition in file pricingjob.h.

#include "struct_pricingjob.h"
#include "type_pricingjob.h"
#include "type_pricingprob.h"

Go to the source code of this file.

Functions
SCIP_EXPORT SCIP_RETCODE	GCGpricingjobCreate (SCIP *scip, GCG_PRICINGJOB **pricingjob, GCG_PRICINGPROB *pricingprob, GCG_SOLVER *solver, int chunk)
SCIP_EXPORT void	GCGpricingjobFree (SCIP *scip, GCG_PRICINGJOB **pricingjob)
SCIP_EXPORT SCIP_RETCODE	GCGpricingjobSetup (SCIP *scip, GCG_PRICINGJOB *pricingjob, SCIP_Bool heuristic, int scoring, int nroundscol, SCIP_Real dualsolconv, int npointsprob, int nraysprob)
SCIP_EXPORT void	GCGpricingjobResetSolver (SCIP *scip, GCG_PRICINGJOB *pricingjob)
SCIP_EXPORT void	GCGpricingjobNextSolver (SCIP *scip, GCG_PRICINGJOB *pricingjob)
SCIP_EXPORT void	GCGpricingjobSetExact (GCG_PRICINGJOB *pricingjob)
SCIP_EXPORT void	GCGpricingjobResetHeuristic (GCG_PRICINGJOB *pricingjob)
SCIP_EXPORT void	GCGpricingjobIncreaseNHeurIters (GCG_PRICINGJOB *pricingjob)

Function Documentation

GCGpricingjobCreate()

SCIP_EXPORT SCIP_RETCODE GCGpricingjobCreate	(	SCIP *	scip,
		GCG_PRICINGJOB **	pricingjob,
		GCG_PRICINGPROB *	pricingprob,
		GCG_SOLVER *	solver,
		int	chunk
	)

create a pricing job

Definition at line 51 of file pricingjob.c.

Referenced by gcg::Pricingcontroller::initSol().

GCGpricingjobFree()

SCIP_EXPORT void GCGpricingjobFree	(	SCIP *	scip,
		GCG_PRICINGJOB **	pricingjob
	)

free a pricing job

Definition at line 72 of file pricingjob.c.

Referenced by gcg::Pricingcontroller::exitSol().

GCGpricingjobSetup()

SCIP_EXPORT SCIP_RETCODE GCGpricingjobSetup	(	SCIP *	scip,
		GCG_PRICINGJOB *	pricingjob,
		SCIP_Bool	heuristic,
		int	scoring,
		int	nroundscol,
		SCIP_Real	dualsolconv,
		int	npointsprob,
		int	nraysprob
	)

setup a pricing job at the beginning of the pricing loop

Definition at line 82 of file pricingjob.c.

References GCGpricingjobGetPricingprob(), GCGpricingjobResetHeuristic(), GCGpricingjobResetSolver(), GCGpricingjobSetExact(), GCGpricingprobGetNColsLastRounds(), GCGpricingprobGetProbnr(), and GCG_PricingJob::score.

Referenced by gcg::Pricingcontroller::setupPriorityQueue().

GCGpricingjobResetSolver()

SCIP_EXPORT void GCGpricingjobResetSolver	(	SCIP *	scip,
		GCG_PRICINGJOB *	pricingjob
	)

reset the pricing solver to be used to the one with the highest priority

Definition at line 141 of file pricingjob.c.

References GCGpricerGetNSolvers(), GCGpricerGetSolvers(), GCGsolverIsExactEnabled(), GCGsolverIsHeurEnabled(), and GCG_PricingJob::solver.

Referenced by GCGpricingjobSetup().

GCGpricingjobNextSolver()

SCIP_EXPORT void GCGpricingjobNextSolver	(	SCIP *	scip,
		GCG_PRICINGJOB *	pricingjob
	)

get the next pricing solver to be used, or NULL of there is none

Definition at line 171 of file pricingjob.c.

References GCGpricerGetNSolvers(), GCGpricerGetSolvers(), GCGsolverIsExactEnabled(), GCGsolverIsHeurEnabled(), and GCG_PricingJob::solver.

Referenced by gcg::Pricingcontroller::evaluatePricingjob().

GCGpricingjobSetExact()

SCIP_EXPORT void GCGpricingjobSetExact

(

GCG_PRICINGJOB *

pricingjob

)

set the pricing job to be performed exactly

Definition at line 230 of file pricingjob.c.

References GCG_PricingJob::heuristic.

Referenced by gcg::Pricingcontroller::evaluatePricingjob(), and GCGpricingjobSetup().

GCGpricingjobResetHeuristic()

SCIP_EXPORT void GCGpricingjobResetHeuristic

(

GCG_PRICINGJOB *

pricingjob

)

reset number of heuristic pricing iterations of a pricing job

Definition at line 238 of file pricingjob.c.

References GCGsolverIsHeurEnabled(), GCG_PricingJob::heuristic, GCG_PricingJob::nheuriters, and GCG_PricingJob::solver.

Referenced by gcg::Pricingcontroller::evaluatePricingjob(), GCGpricingjobSetup(), and gcg::Pricingcontroller::pricingprobNextBranchcons().

GCGpricingjobIncreaseNHeurIters()

SCIP_EXPORT void GCGpricingjobIncreaseNHeurIters

(

GCG_PRICINGJOB *

pricingjob

)

update number of heuristic pricing iterations of a pricing job

Definition at line 250 of file pricingjob.c.

References GCG_PricingJob::heuristic, and GCG_PricingJob::nheuriters.

Referenced by gcg::Pricingcontroller::evaluatePricingjob().