pricer_binpacking.h File Reference

Detailed Description

Binpacking variable pricer.

Author

Timo Berthold

Stefan Heinz

This file implements the variable pricer which check if variables exist with negative reduced cost. See for more details Pricing new variables.

Definition in file pricer_binpacking.h.

#include "scip/scip.h"

Go to the source code of this file.

Functions
SCIP_RETCODE	SCIPincludePricerBinpacking (SCIP *scip)
SCIP_RETCODE	SCIPpricerBinpackingActivate (SCIP *scip, SCIP_CONS **conss, SCIP_Longint *weights, int *ids, int nitems, SCIP_Longint capacity)

Function Documentation

SCIPincludePricerBinpacking()

SCIP_RETCODE SCIPincludePricerBinpacking

(

SCIP *

scip

)

creates the binpacking variable pricer and includes it in SCIP

Parameters

scip	SCIP data structure

Definition at line 717 of file pricer_binpacking.c.

References NULL, PRICER_DELAY, PRICER_DESC, PRICER_NAME, PRICER_PRIORITY, SCIP_CALL, SCIP_OKAY, SCIPallocBlockMemory, SCIPfindConshdlr(), SCIPincludePricerBasic(), SCIPsetPricerExitsol(), SCIPsetPricerFree(), and SCIPsetPricerInit().

Referenced by runShell().

SCIPpricerBinpackingActivate()

SCIP_RETCODE SCIPpricerBinpackingActivate	(	SCIP *	scip,
		SCIP_CONS **	conss,
		SCIP_Longint *	weights,
		int *	ids,
		int	nitems,
		SCIP_Longint	capacity
	)

added problem specific data to pricer and activates pricer

Parameters

scip	SCIP data structure
conss	set covering constraints for the items
weights	weight of the items
ids	array of item ids
nitems	number of items to be packed
capacity	capacity of the bins

Definition at line 752 of file pricer_binpacking.c.

References NULL, PRICER_NAME, SCIP_CALL, SCIP_LONGINT_FORMAT, SCIP_OKAY, SCIPactivatePricer(), SCIPcaptureCons(), SCIPdebugMsg, SCIPdebugMsgPrint, SCIPduplicateBlockMemoryArray, SCIPfindPricer(), and SCIPpricerGetData().

Referenced by SCIPprobdataCreate().