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SCIP Doxygen Documentation: reader_dec.c Source File

96#define READER_NAME "decreader" 97#define READER_DESC "file reader for constraint decompositions" 98#define READER_EXTENSION "dec" 117 const char

* filename

138

assert(filename !=

NULL

);

172 while

( !

SCIPfeof

(file) && !error )

180 if

(

SCIPfgets

(buffer, (

int

)

sizeof

(buffer), file) ==

NULL

)

185 if

( strncmp(buffer,

"NBLOCKS"

, 7) == 0 )

190 else if

( strncmp(buffer,

"BLOCK"

, 5) == 0 )

195

nread = sscanf(buffer,

"BLOCK %1018d\n"

, &currblock);

202 else if

( ++nblockscounted > nblocks )

211 else if

( strncmp(buffer,

"MASTERCONSS"

, 11) == 0 )

228

assert(nblocks == -1);

230

nread = sscanf(buffer,

"%1024d\n"

, &nblocks);

234 SCIPdebugMsg

(

scip

,

"Decomposition with %d number of blocks\n"

, nblocks);

240

nread = sscanf(buffer,

"%1023s\n"

, consname);

261 if

( consptr == nconss )

263 SCIPerrorMessage

(

"Error: Too many constraints in decomposition file: Is there a double entry?\n"

);

269

conss[consptr] = cons;

270

labels[consptr] = currblock;

278 if

( nblockscounted != nblocks )

280 SCIPerrorMessage

(

"Error: Block number specification is wrong: Specified %d blocks, counted %d.\n"

,

281

nblocks, nblockscounted);

301 SCIPdebugMsg

(

scip

,

"Using %d SCIP constraints for labeling variables.\n"

, nconss);

316 SCIPerrorMessage

(

"Errors parsing decomposition <%s>. No decomposition added\n."

, filename);

345

assert(reader !=

NULL

);

358

assert(reader !=

NULL

);

360

assert(result !=

NULL

);

366 SCIPerrorMessage

(

"reading of decomposition file is only possible after a problem was created\n"

);

#define SCIP_CALL_TERMINATE(retcode, x, TERM)

SCIP_FILE * SCIPfopen(const char *path, const char *mode)

int SCIPfeof(SCIP_FILE *stream)

int SCIPfclose(SCIP_FILE *fp)

char * SCIPfgets(char *s, int size, SCIP_FILE *stream)

SCIP_RETCODE SCIPcomputeDecompVarsLabels(SCIP *scip, SCIP_DECOMP *decomp, SCIP_CONS **conss, int nconss)

SCIP_RETCODE SCIPdecompSetConsLabels(SCIP_DECOMP *decomp, SCIP_CONS **conss, int *labels, int nconss)

SCIP_RETCODE SCIPcomputeDecompStats(SCIP *scip, SCIP_DECOMP *decomp, SCIP_Bool uselimits)

char * SCIPdecompPrintStats(SCIP_DECOMP *decomp, char *strbuf)

SCIP_RETCODE SCIPaddDecomp(SCIP *scip, SCIP_DECOMP *decomp)

SCIP_RETCODE SCIPcreateDecomp(SCIP *scip, SCIP_DECOMP **decomp, int nblocks, SCIP_Bool original, SCIP_Bool benderslabels)

SCIP_RETCODE SCIPincludeReaderDec(SCIP *scip)

SCIP_STAGE SCIPgetStage(SCIP *scip)

SCIP_CONS ** SCIPgetConss(SCIP *scip)

int SCIPgetNConss(SCIP *scip)

SCIP_CONS * SCIPfindCons(SCIP *scip, const char *name)

void SCIPverbMessage(SCIP *scip, SCIP_VERBLEVEL msgverblevel, FILE *file, const char *formatstr,...)

void SCIPwarningMessage(SCIP *scip, const char *formatstr,...)

SCIP_RETCODE SCIPgetBoolParam(SCIP *scip, const char *name, SCIP_Bool *value)

#define SCIPallocBufferArray(scip, ptr, num)

#define SCIPfreeBufferArray(scip, ptr)

SCIP_RETCODE SCIPincludeReaderBasic(SCIP *scip, SCIP_READER **readerptr, const char *name, const char *desc, const char *extension, SCIP_READERDATA *readerdata)

SCIP_RETCODE SCIPsetReaderCopy(SCIP *scip, SCIP_READER *reader, SCIP_DECL_READERCOPY((*readercopy)))

const char * SCIPreaderGetName(SCIP_READER *reader)

SCIP_RETCODE SCIPsetReaderRead(SCIP *scip, SCIP_READER *reader, SCIP_DECL_READERREAD((*readerread)))

void SCIPprintSysError(const char *message)

public methods for decompositions

wrapper functions to map file i/o to standard or zlib file i/o

struct SCIP_File SCIP_FILE

public methods for message output

public data structures and miscellaneous methods

public methods for input file readers

public methods for problem variables

static SCIP_RETCODE readDecomposition(SCIP *scip, const char *filename)

static SCIP_DECL_READERREAD(readerReadDec)

enum Dec_Section DEC_SECTION

static SCIP_DECL_READERCOPY(readerCopyDec)

file reader for decompositions in the constraint based dec-file format.

public methods for decompositions

public methods for memory management

public methods for message handling

public methods for numerical tolerances

public methods for SCIP parameter handling

public methods for global and local (sub)problems

public methods for reader plugins

public methods for SCIP variables

type definitions for decompositions and the decomposition store

#define SCIP_DECOMP_LINKCONS

enum SCIP_Retcode SCIP_RETCODE


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