scip_interface.cc File Reference

Go to the source code of this file.

Classes
class	SCIPInterface
class	ScipConstraintHandlerForMPCallback
class	ScipMPCallbackContext

Namespaces
namespace	operations_research
	Collection of objects used to extend the Constraint Solver library.

Macros
#define	RETURN_IF_ALREADY_IN_ERROR_STATE
#define	RETURN_AND_STORE_IF_SCIP_ERROR(x)
#define	RETURN_ABNORMAL_IF_BAD_STATUS
#define	RETURN_ABNORMAL_IF_SCIP_ERROR(x)

Functions
	ABSL_FLAG (bool, scip_feasibility_emphasis, false, "When true, emphasize search towards feasibility. This may or " "may not result in speedups in some problems.")
MPSolverInterface *	BuildSCIPInterface (MPSolver *const solver)

Macro Definition Documentation

RETURN_ABNORMAL_IF_BAD_STATUS

#define RETURN_ABNORMAL_IF_BAD_STATUS

Value:

  do {                                            \
    if (!status_.ok()) {                          \
      LOG_IF(INFO, solver_->OutputIsEnabled())    \
          << "Invalid SCIP status: " << status_;  \
      return result_status_ = MPSolver::ABNORMAL; \
    }                                             \
  } while (false)

Definition at line 658 of file scip_interface.cc.

RETURN_ABNORMAL_IF_SCIP_ERROR

#define RETURN_ABNORMAL_IF_SCIP_ERROR

(

x

)

Value:

  do {                                   \
    RETURN_ABNORMAL_IF_BAD_STATUS;       \
    status_ = SCIP_TO_STATUS(x);         \
    RETURN_ABNORMAL_IF_BAD_STATUS;       \
  } while (false);

Definition at line 667 of file scip_interface.cc.

RETURN_AND_STORE_IF_SCIP_ERROR

#define RETURN_AND_STORE_IF_SCIP_ERROR

(

x

)

Value:

  do {                                    \
    status_ = SCIP_TO_STATUS(x);          \
    if (!status_.ok()) return;            \
  } while (false)

Definition at line 244 of file scip_interface.cc.

RETURN_IF_ALREADY_IN_ERROR_STATE

#define RETURN_IF_ALREADY_IN_ERROR_STATE

Value:

  do {                                                               \
    if (!status_.ok()) {                                             \
      VLOG_EVERY_N(1, 10) << "Early abort: SCIP is in error state."; \
      return;                                                        \
    }                                                                \
  } while (false)

Definition at line 236 of file scip_interface.cc.

Function Documentation

ABSL_FLAG()

ABSL_FLAG	(	bool	,
		scip_feasibility_emphasis	,
		false	,
		"When	true,
		emphasize search towards feasibility. This may or " "may not result in speedups in some problems."
	)