Scippy

SCIP

Solving Constraint Integer Programs

SCIP_Cutpool Struct Reference

Detailed Description

storage for pooled cuts

Definition at line 49 of file struct_cutpool.h.

#include <struct_cutpool.h>

Data Fields

SCIP_Longint ncalls
 
SCIP_Longint ncutsfound
 
SCIP_CLOCKpoolclock
 
SCIP_HASHTABLEhashtable
 
SCIP_CUT ** cuts
 
SCIP_Longint processedlp
 
SCIP_Longint processedlpsol
 
SCIP_Real processedlpefficacy
 
SCIP_Real processedlpsolefficacy
 
int cutssize
 
int ncuts
 
int nremovablecuts
 
int agelimit
 
int firstunprocessed
 
int firstunprocessedsol
 
int maxncuts
 
SCIP_Bool globalcutpool
 

Field Documentation

◆ ncalls

SCIP_Longint SCIP_Cutpool::ncalls

number of times, the cutpool was separated

Definition at line 51 of file struct_cutpool.h.

Referenced by SCIPcutpoolGetNCalls(), and SCIPcutpoolSeparate().

◆ ncutsfound

SCIP_Longint SCIP_Cutpool::ncutsfound

total number of cuts that were separated from the pool

Definition at line 52 of file struct_cutpool.h.

Referenced by SCIPcutpoolGetNCutsFound().

◆ poolclock

SCIP_CLOCK* SCIP_Cutpool::poolclock

separation time

Definition at line 53 of file struct_cutpool.h.

Referenced by SCIPcutpoolGetTime().

◆ hashtable

SCIP_HASHTABLE* SCIP_Cutpool::hashtable

hash table to identify already stored cuts

Definition at line 54 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), SCIPcutpoolAddNewRow(), SCIPcutpoolAddRow(), SCIPcutpoolClear(), SCIPcutpoolDelRow(), and SCIPcutpoolIsCutNew().

◆ cuts

SCIP_CUT** SCIP_Cutpool::cuts

stored cuts of the pool

Definition at line 55 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), cutpoolEnsureCutsMem(), SCIPcutpoolAddNewRow(), SCIPcutpoolClear(), and SCIPcutpoolGetCuts().

◆ processedlp

SCIP_Longint SCIP_Cutpool::processedlp

last LP that has been processed for separating the LP

Definition at line 56 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), and SCIPcutpoolSeparate().

◆ processedlpsol

SCIP_Longint SCIP_Cutpool::processedlpsol

last LP that has been processed for separating other solutions

Definition at line 57 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), and SCIPcutpoolSeparate().

◆ processedlpefficacy

SCIP_Real SCIP_Cutpool::processedlpefficacy

minimal efficacy used in last processed LP

Definition at line 58 of file struct_cutpool.h.

Referenced by SCIPcutpoolSeparate().

◆ processedlpsolefficacy

SCIP_Real SCIP_Cutpool::processedlpsolefficacy

minimal efficacy used in last processed LP for separating other solutions

Definition at line 59 of file struct_cutpool.h.

Referenced by SCIPcutpoolSeparate().

◆ cutssize

int SCIP_Cutpool::cutssize

size of cuts array

Definition at line 60 of file struct_cutpool.h.

Referenced by cutpoolEnsureCutsMem().

◆ ncuts

int SCIP_Cutpool::ncuts

number of cuts stored in the pool

Definition at line 61 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), SCIPcutpoolAddNewRow(), SCIPcutpoolClear(), SCIPcutpoolGetNCuts(), and SCIPcutpoolSeparate().

◆ nremovablecuts

int SCIP_Cutpool::nremovablecuts

number of cuts stored in the pool that are marked to be removable

Definition at line 62 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), SCIPcutpoolAddNewRow(), SCIPcutpoolClear(), and SCIPcutpoolSeparate().

◆ agelimit

int SCIP_Cutpool::agelimit

maximum age a cut can reach before it is deleted from the pool

Definition at line 63 of file struct_cutpool.h.

◆ firstunprocessed

int SCIP_Cutpool::firstunprocessed

first cut that has not been processed in the last LP

Definition at line 64 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), and SCIPcutpoolSeparate().

◆ firstunprocessedsol

int SCIP_Cutpool::firstunprocessedsol

first cut that has not been processed in the last LP when separating other solutions

Definition at line 65 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), and SCIPcutpoolSeparate().

◆ maxncuts

int SCIP_Cutpool::maxncuts

maximal number of cuts stored in the pool at the same time

Definition at line 66 of file struct_cutpool.h.

Referenced by SCIPcutpoolAddNewRow(), and SCIPcutpoolGetMaxNCuts().

◆ globalcutpool

SCIP_Bool SCIP_Cutpool::globalcutpool

is this the global cut pool of SCIP?

Definition at line 67 of file struct_cutpool.h.

Referenced by cutpoolDelCut(), SCIPcutpoolAddNewRow(), and SCIPcutpoolClear().