reader_ccg.c
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30 * Write a weighted column/variable graph, i.e., the nodes correspond to the columns (variables) of
41 /*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
144 /** check whether there is enough capacity for one additional edge in the given adjacency list */
165 /** transforms given variables, scalars, and constant to the corresponding active variables, scalars, and constant */
170 SCIP_Real* scalars, /**< scalars a_1, ..., a_n inrc/scip/reader_graph.c linear sum a_1*x_1 + ... + a_n*x_n + c */
187 SCIP_CALL( SCIPgetProbvarLinearSum(scip, vars, scalars, nvars, *nvars, constant, &requiredsize, TRUE) );
194 SCIP_CALL( SCIPgetProbvarLinearSum(scip, vars, scalars, nvars, requiredsize, constant, &requiredsize, TRUE) );
330 SCIP_CALL( getActiveVariables(scip, activevars, activevals, &nactivevars, &activeconstant, transformed) );
384 SCIP_CALL( SCIPincludeReaderBasic(scip, &reader, READER_NAME, READER_DESC, READER_EXTENSION, NULL) );
402 SCIP_VAR** vars, /**< array with active variables ordered binary, integer, implicit, continuous */
436 /* in case the transformed is written only constraint are posted which are enabled in the current node */
476 SCIP_CALL( handleLinearCons(scip, SCIPgetVarsLogicor(scip, cons), NULL, SCIPgetNVarsLogicor(scip, cons), transformed, &G) );
517 SCIPwarningMessage(scip, "constraint handler <%s> cannot print requested format\n", conshdlrname );
static SCIP_RETCODE getActiveVariables(SCIP *scip, SCIP_VAR **vars, SCIP_Real *scalars, int *nvars, SCIP_Real *constant, SCIP_Bool transformed)
Definition: reader_ccg.c:167
Definition: struct_reader.h:45
Definition: struct_scip.h:68
Constraint handler for variable bound constraints .
public methods for memory management
int SCIPgetNVarsLogicor(SCIP *scip, SCIP_CONS *cons)
Definition: cons_logicor.c:5424
Definition: type_result.h:58
Definition: struct_var.h:207
public methods for problem variables
SCIP_VAR ** SCIPgetVarsKnapsack(SCIP *scip, SCIP_CONS *cons)
Definition: cons_knapsack.c:13754
static SCIP_RETCODE ensureEdgeCapacity(SCIP *scip, SparseGraph *G, unsigned int node)
Definition: reader_ccg.c:146
#define SCIPduplicateBufferArray(scip, ptr, source, num)
Definition: scip_mem.h:132
SCIP_VAR * SCIPgetVarVarbound(SCIP *scip, SCIP_CONS *cons)
Definition: cons_varbound.c:5407
Constraint handler for the set partitioning / packing / covering constraints .
public methods for SCIP variables
void SCIPwarningMessage(SCIP *scip, const char *formatstr,...)
Definition: scip_message.c:120
void SCIPinfoMessage(SCIP *scip, FILE *file, const char *formatstr,...)
Definition: scip_message.c:208
public methods for managing constraints
Constraint handler for knapsack constraints of the form , x binary and .
Definition: struct_cons.h:46
Definition: struct_cons.h:126
Constraint handler for logicor constraints (equivalent to set covering, but algorithms are suited fo...
SCIP_VAR ** SCIPgetVarsLogicor(SCIP *scip, SCIP_CONS *cons)
Definition: cons_logicor.c:5447
Definition: type_retcode.h:42
SCIP_RETCODE SCIPgetProbvarLinearSum(SCIP *scip, SCIP_VAR **vars, SCIP_Real *scalars, int *nvars, int varssize, SCIP_Real *constant, int *requiredsize, SCIP_Bool mergemultiples)
Definition: scip_var.c:1744
public methods for constraint handler plugins and constraints
SCIP_VAR * SCIPgetVbdvarVarbound(SCIP *scip, SCIP_CONS *cons)
Definition: cons_varbound.c:5430
SCIP_RETCODE SCIPincludeReaderBasic(SCIP *scip, SCIP_READER **readerptr, const char *name, const char *desc, const char *extension, SCIP_READERDATA *readerdata)
Definition: scip_reader.c:109
Column connectivity graph file reader (actually, only a writer)
SCIP_RETCODE SCIPprintCons(SCIP *scip, SCIP_CONS *cons, FILE *file)
Definition: scip_cons.c:2482
SCIP_RETCODE SCIPsetReaderWrite(SCIP *scip, SCIP_READER *reader, SCIP_DECL_READERWRITE((*readerwrite)))
Definition: scip_reader.c:219
SCIP_Real SCIPgetVbdcoefVarbound(SCIP *scip, SCIP_CONS *cons)
Definition: cons_varbound.c:5453
Constraint handler for linear constraints in their most general form, .
SCIP_RETCODE SCIPwriteCcg(SCIP *scip, FILE *file, const char *name, SCIP_Bool transformed, SCIP_VAR **vars, int nvars, SCIP_CONS **conss, int nconss, SCIP_RESULT *result)
Definition: reader_ccg.c:397
SCIP_RETCODE SCIPvarGetOrigvarSum(SCIP_VAR **var, SCIP_Real *scalar, SCIP_Real *constant)
Definition: var.c:12782
SCIP_RETCODE SCIPsetReaderCopy(SCIP *scip, SCIP_READER *reader, SCIP_DECL_READERCOPY((*readercopy)))
Definition: scip_reader.c:147
static SCIP_RETCODE createEdgesFromRow(SCIP *scip, SCIP_VAR **vars, SCIP_Real *vals, int nvars, SparseGraph *G)
Definition: reader_ccg.c:212
SCIP_VAR ** SCIPgetVarsSetppc(SCIP *scip, SCIP_CONS *cons)
Definition: cons_setppc.c:9431
SCIP_VAR ** SCIPgetVarsLinear(SCIP *scip, SCIP_CONS *cons)
Definition: cons_linear.c:18548
public methods for message output
static SCIP_RETCODE initGraph(SCIP *scip, SparseGraph *G, unsigned int nNodes, unsigned int initSize)
Definition: reader_ccg.c:90
public methods for input file readers
int SCIPgetNVarsKnapsack(SCIP *scip, SCIP_CONS *cons)
Definition: cons_knapsack.c:13731
public methods for message handling
static SCIP_RETCODE handleLinearCons(SCIP *scip, SCIP_VAR **vars, SCIP_Real *vals, int nvars, SCIP_Bool transformed, SparseGraph *G)
Definition: reader_ccg.c:298
SCIP_Real * SCIPgetValsLinear(SCIP *scip, SCIP_CONS *cons)
Definition: cons_linear.c:18572
Definition: objbenders.h:43
SCIP_Longint * SCIPgetWeightsKnapsack(SCIP *scip, SCIP_CONS *cons)
Definition: cons_knapsack.c:13777
public methods for reader plugins
int SCIPgetNVarsLinear(SCIP *scip, SCIP_CONS *cons)
Definition: cons_linear.c:18524
memory allocation routines