reader_scflp.c File Reference

Detailed Description

SCFLP reader file reader.

Author

Stephen J. Maher

This file implements the reader/parser used to read the CAP input data and builds a SCFLP instance. For more details see Parsing the input format.

Definition in file reader_scflp.c.

#include <assert.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
#include "probdata_scflp.h"
#include "reader_scflp.h"

Go to the source code of this file.

Macros
Reader properties
#define	READER_NAME   "scflpreader"
#define	READER_DESC   "file reader for CAP data format and creates a SCFLP instance"
#define	READER_EXTENSION   "cap"
#define	DEFAULT_USEBENDERS   TRUE
#define	DEFAULT_NUMSCENARIOS   250
#define	DEFAULT_RANDOMSEED   1
#define	DEFAULT_QUADCOSTS   FALSE
#define	MAXNCOSTS   7

Functions
static SCIP_Real	generateGaussianNoise (SCIP_RANDNUMGEN *randomgen, SCIP_Real mean, SCIP_Real stdDev, SCIP_Real *spare, SCIP_Bool *hasspare)
static SCIP_RETCODE	readerdataCreate (SCIP *scip, SCIP_READERDATA **readerdata)
static SCIP_RETCODE	readerdataFree (SCIP *scip, SCIP_READERDATA **readerdata)
Callback methods
static	SCIP_DECL_READERFREE (readerFreeScflp)
static	SCIP_DECL_READERREAD (readerReadScflp)
Interface methods
SCIP_RETCODE	SCIPincludeReaderScflp (SCIP *scip)

Macro Definition Documentation

READER_NAME

#define READER_NAME   "scflpreader"

Definition at line 100 of file reader_scflp.c.

Referenced by SCIPincludeReaderScflp().

READER_DESC

#define READER_DESC   "file reader for CAP data format and creates a SCFLP instance"

Definition at line 101 of file reader_scflp.c.

Referenced by SCIPincludeReaderScflp().

READER_EXTENSION

#define READER_EXTENSION   "cap"

Definition at line 102 of file reader_scflp.c.

Referenced by SCIPincludeReaderScflp().

DEFAULT_USEBENDERS

#define DEFAULT_USEBENDERS   TRUE

Definition at line 105 of file reader_scflp.c.

Referenced by SCIPincludeReaderScflp().

DEFAULT_NUMSCENARIOS

#define DEFAULT_NUMSCENARIOS   250

Definition at line 106 of file reader_scflp.c.

Referenced by SCIPincludeReaderScflp().

DEFAULT_RANDOMSEED

#define DEFAULT_RANDOMSEED   1

Definition at line 107 of file reader_scflp.c.

Referenced by SCIPincludePresolMILP(), and SCIPincludeReaderScflp().

DEFAULT_QUADCOSTS

#define DEFAULT_QUADCOSTS   FALSE

should the problem be formulated with quadratic costs

Definition at line 108 of file reader_scflp.c.

Referenced by SCIPincludeReaderScflp().

MAXNCOSTS

#define MAXNCOSTS   7

Definition at line 111 of file reader_scflp.c.

Referenced by SCIP_DECL_READERREAD().

Function Documentation

generateGaussianNoise()

static SCIP_Real generateGaussianNoise ( SCIP_RANDNUMGEN *  randomgen, SCIP_Real  mean, SCIP_Real  stdDev, SCIP_Real *  spare, SCIP_Bool *  hasspare  )

static

generates a normally distributed random number

Parameters

randomgen	the random number generator
mean	the mean of the normal distribution
stdDev	the standard deviation of the normal distribution
spare	the spare value that has been collected
hasspare	whether a spare value exists

Definition at line 125 of file reader_scflp.c.

References FALSE, log(), SCIP_Real, SCIPrandomGetReal(), sqrt(), and TRUE.

Referenced by SCIP_DECL_READERREAD().

readerdataCreate()

static SCIP_RETCODE readerdataCreate ( SCIP *  scip, SCIP_READERDATA **  readerdata  )

static

creates the reader data

Parameters

scip	SCIP data structure
readerdata	pointer to store the reader data

Definition at line 161 of file reader_scflp.c.

References NULL, SCIP_CALL, SCIP_OKAY, SCIPallocBlockMemory, and TRUE.

Referenced by SCIPincludeReaderScflp().

readerdataFree()

static SCIP_RETCODE readerdataFree ( SCIP *  scip, SCIP_READERDATA **  readerdata  )

static

frees the reader data

Parameters

scip	SCIP data structure
readerdata	pointer to store the reader data

Definition at line 177 of file reader_scflp.c.

References NULL, SCIP_OKAY, and SCIPfreeBlockMemory.

Referenced by SCIP_DECL_READERFREE().

SCIP_DECL_READERFREE()

static SCIP_DECL_READERFREE ( readerFreeScflp  )

static

destructor of reader to free user data (called when SCIP is exiting)

Definition at line 199 of file reader_scflp.c.

References NULL, readerdataFree(), SCIP_CALL, SCIP_OKAY, and SCIPreaderGetData().

SCIP_DECL_READERREAD()

static SCIP_DECL_READERREAD ( readerReadScflp  )

static

problem reading method of reader

Definition at line 216 of file reader_scflp.c.

References FALSE, generateGaussianNoise(), MAXNCOSTS, NULL, SCIP_Bool, SCIP_CALL, SCIP_DIDNOTRUN, SCIP_MAXSTRLEN, SCIP_NOFILE, SCIP_OKAY, SCIP_READERROR, SCIP_Real, SCIP_SUCCESS, SCIPallocBufferArray, SCIPceil(), SCIPcreateRandom(), SCIPdebugMsg, SCIPerrorMessage, SCIPfclose(), SCIPfeof(), SCIPfgets(), SCIPfopen(), SCIPfreeBufferArray, SCIPfreeRandom(), SCIPprintSysError(), SCIPprobdataCreate(), SCIPrandomGetReal(), SCIPreaderGetData(), SCIPround(), SCIPwarningMessage(), and TRUE.

SCIPincludeReaderScflp()

SCIP_RETCODE SCIPincludeReaderScflp

(

SCIP *

scip

)

includes the scflp file reader in SCIP

Parameters

scip	SCIP data structure

Definition at line 466 of file reader_scflp.c.

References DEFAULT_NUMSCENARIOS, DEFAULT_QUADCOSTS, DEFAULT_RANDOMSEED, DEFAULT_USEBENDERS, FALSE, NULL, READER_DESC, READER_EXTENSION, READER_NAME, readerdataCreate(), SCIP_CALL, SCIP_OKAY, SCIPaddBoolParam(), SCIPaddIntParam(), SCIPincludeReaderBasic(), SCIPsetReaderFree(), and SCIPsetReaderRead().

Referenced by runShell().