SCIP
Solving Constraint Integer Programs
SCIP_Branchrule Struct Reference
Detailed Description
branching rule
Definition at line 69 of file struct_branch.h.
#include <struct_branch.h>
Public Member Functions | |
| SCIP_DECL_BRANCHCOPY ((*branchcopy)) | |
| SCIP_DECL_BRANCHFREE ((*branchfree)) | |
| SCIP_DECL_BRANCHINIT ((*branchinit)) | |
| SCIP_DECL_BRANCHEXIT ((*branchexit)) | |
| SCIP_DECL_BRANCHINITSOL ((*branchinitsol)) | |
| SCIP_DECL_BRANCHEXITSOL ((*branchexitsol)) | |
| SCIP_DECL_BRANCHEXECLP ((*branchexeclp)) | |
| SCIP_DECL_BRANCHEXECEXT ((*branchexecext)) | |
| SCIP_DECL_BRANCHEXECPS ((*branchexecps)) | |
Member Function Documentation
◆ SCIP_DECL_BRANCHCOPY()
| SCIP_Branchrule::SCIP_DECL_BRANCHCOPY | ( | * | branchcopy | ) |
copy method of branching rule or NULL if you don't want to copy your plugin into sub-SCIPs
◆ SCIP_DECL_BRANCHFREE()
| SCIP_Branchrule::SCIP_DECL_BRANCHFREE | ( | * | branchfree | ) |
destructor of branching rule
◆ SCIP_DECL_BRANCHINIT()
| SCIP_Branchrule::SCIP_DECL_BRANCHINIT | ( | * | branchinit | ) |
initialize branching rule
◆ SCIP_DECL_BRANCHEXIT()
| SCIP_Branchrule::SCIP_DECL_BRANCHEXIT | ( | * | branchexit | ) |
deinitialize branching rule
◆ SCIP_DECL_BRANCHINITSOL()
| SCIP_Branchrule::SCIP_DECL_BRANCHINITSOL | ( | * | branchinitsol | ) |
solving process initialization method of branching rule
◆ SCIP_DECL_BRANCHEXITSOL()
| SCIP_Branchrule::SCIP_DECL_BRANCHEXITSOL | ( | * | branchexitsol | ) |
solving process deinitialization method of branching rule
◆ SCIP_DECL_BRANCHEXECLP()
| SCIP_Branchrule::SCIP_DECL_BRANCHEXECLP | ( | * | branchexeclp | ) |
branching execution method for fractional LP solutions
◆ SCIP_DECL_BRANCHEXECEXT()
| SCIP_Branchrule::SCIP_DECL_BRANCHEXECEXT | ( | * | branchexecext | ) |
branching execution method for external candidates
◆ SCIP_DECL_BRANCHEXECPS()
| SCIP_Branchrule::SCIP_DECL_BRANCHEXECPS | ( | * | branchexecps | ) |
branching execution method for not completely fixed pseudo solutions
Field Documentation
◆ maxbounddist
| SCIP_Real SCIP_Branchrule::maxbounddist |
maximal relative distance from current node's dual bound to primal bound compared to best node's dual bound for applying branching rule (0.0: only on current best node, 1.0: on all nodes)
Definition at line 71 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleGetMaxbounddist(), and SCIPbranchruleSetMaxbounddist().
◆ nlpcalls
| SCIP_Longint SCIP_Branchrule::nlpcalls |
number of times, this branching rule was called on an LP solution
Definition at line 74 of file struct_branch.h.
Referenced by SCIPbranchruleExecLPSol(), SCIPbranchruleGetNLPCalls(), and SCIPbranchruleInit().
◆ nexterncalls
| SCIP_Longint SCIP_Branchrule::nexterncalls |
number of times, this branching rule was called on external candidates
Definition at line 75 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleGetNExternCalls(), and SCIPbranchruleInit().
◆ npseudocalls
| SCIP_Longint SCIP_Branchrule::npseudocalls |
number of times, this branching rule was called on a pseudo solution
Definition at line 76 of file struct_branch.h.
Referenced by SCIPbranchruleExecPseudoSol(), SCIPbranchruleGetNPseudoCalls(), and SCIPbranchruleInit().
◆ ncutoffs
| SCIP_Longint SCIP_Branchrule::ncutoffs |
number of cutoffs found so far by this branching rule
Definition at line 77 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleGetNCutoffs(), and SCIPbranchruleInit().
◆ ncutsfound
| SCIP_Longint SCIP_Branchrule::ncutsfound |
number of cutting planes found so far by this branching rule
Definition at line 78 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleGetNCutsFound(), and SCIPbranchruleInit().
◆ nconssfound
| SCIP_Longint SCIP_Branchrule::nconssfound |
number of cutting constraints added so far by this branching rule (not counting constraint additions to child nodes used for branching)
Definition at line 79 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleGetNConssFound(), and SCIPbranchruleInit().
◆ ndomredsfound
| SCIP_Longint SCIP_Branchrule::ndomredsfound |
number of domain reductions found so far by this branching rule
Definition at line 81 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleGetNDomredsFound(), and SCIPbranchruleInit().
◆ nchildren
| SCIP_Longint SCIP_Branchrule::nchildren |
number of children created so far by this branching rule
Definition at line 82 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleGetNChildren(), and SCIPbranchruleInit().
◆ name
| char* SCIP_Branchrule::name |
name of branching rule
Definition at line 83 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleExit(), SCIPbranchruleGetName(), and SCIPbranchruleInit().
◆ desc
| char* SCIP_Branchrule::desc |
description of branching rule
Definition at line 84 of file struct_branch.h.
Referenced by SCIPbranchruleGetDesc().
◆ branchruledata
| SCIP_BRANCHRULEDATA* SCIP_Branchrule::branchruledata |
branching rule data
Definition at line 94 of file struct_branch.h.
Referenced by SCIPbranchruleGetData(), and SCIPbranchruleSetData().
◆ setuptime
| SCIP_CLOCK* SCIP_Branchrule::setuptime |
time spend for setting up this branchrule for the next stages
Definition at line 95 of file struct_branch.h.
Referenced by SCIPbranchruleEnableOrDisableClocks(), SCIPbranchruleExit(), SCIPbranchruleExitsol(), SCIPbranchruleGetSetupTime(), SCIPbranchruleInit(), and SCIPbranchruleInitsol().
◆ branchclock
| SCIP_CLOCK* SCIP_Branchrule::branchclock |
branching rule execution time
Definition at line 96 of file struct_branch.h.
Referenced by SCIPbranchruleEnableOrDisableClocks(), SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleGetTime(), and SCIPbranchruleInit().
◆ priority
| int SCIP_Branchrule::priority |
priority of the branching rule
Definition at line 97 of file struct_branch.h.
Referenced by SCIPbranchruleGetPriority(), and SCIPbranchruleSetPriority().
◆ maxdepth
| int SCIP_Branchrule::maxdepth |
maximal depth level, up to which this branching rule should be used (or -1)
Definition at line 98 of file struct_branch.h.
Referenced by SCIPbranchruleExecExternSol(), SCIPbranchruleExecLPSol(), SCIPbranchruleExecPseudoSol(), SCIPbranchruleGetMaxdepth(), and SCIPbranchruleSetMaxdepth().
◆ initialized
| SCIP_Bool SCIP_Branchrule::initialized |
is branching rule initialized?
Definition at line 99 of file struct_branch.h.
Referenced by SCIPbranchruleExit(), SCIPbranchruleInit(), and SCIPbranchruleIsInitialized().
◆ isobjbranchrule
| SCIP_Bool SCIP_Branchrule::isobjbranchrule |
is branching rule an obj branching rule?
Definition at line 100 of file struct_branch.h.