SCIP_Fork Struct Reference

Detailed Description

fork with solved LP, where bounds and constraints have been changed, and rows and columns were added

Definition at line 99 of file struct_tree.h.

#include <struct_tree.h>

Data Fields
SCIP_COL **	addedcols
SCIP_ROW **	addedrows
SCIP_LPISTATE *	lpistate
SCIP_Real	lpobjval
int	naddedcols
int	naddedrows
int	nlpistateref
unsigned int	nchildren:28
unsigned int	lpwasprimfeas:1
unsigned int	lpwasprimchecked:1
unsigned int	lpwasdualfeas:1
unsigned int	lpwasdualchecked:1

Field Documentation

addedcols

SCIP_COL** SCIP_Fork::addedcols

array with pointers to new columns added at this node into the LP

Definition at line 101 of file struct_tree.h.

Referenced by forkAddLP().

addedrows

SCIP_ROW** SCIP_Fork::addedrows

array with pointers to new rows added at this node into the LP

Definition at line 102 of file struct_tree.h.

Referenced by forkAddLP().

lpistate

SCIP_LPISTATE* SCIP_Fork::lpistate

LP state information

Definition at line 103 of file struct_tree.h.

Referenced by forkReleaseLPIState(), and SCIPtreeLoadLPState().

lpobjval

SCIP_Real SCIP_Fork::lpobjval

the LP objective value for that node, needed to compute the pseudo costs correctly

Definition at line 104 of file struct_tree.h.

Referenced by updatePseudocost().

naddedcols

int SCIP_Fork::naddedcols

number of columns added at this node

Definition at line 105 of file struct_tree.h.

Referenced by forkAddLP(), treeCheckPath(), and treeUpdatePathLPSize().

naddedrows

int SCIP_Fork::naddedrows

number of rows added at this node

Definition at line 106 of file struct_tree.h.

Referenced by forkAddLP(), treeCheckPath(), and treeUpdatePathLPSize().

nlpistateref

int SCIP_Fork::nlpistateref

number of times, the LP state is needed

Definition at line 107 of file struct_tree.h.

Referenced by forkCaptureLPIState(), forkReleaseLPIState(), SCIPnodeCaptureLPIState(), and SCIPnodeReleaseLPIState().

nchildren

unsigned int SCIP_Fork::nchildren

number of children of this parent node

Definition at line 108 of file struct_tree.h.

Referenced by nodeDeactivate(), and nodeReleaseParent().

lpwasprimfeas

unsigned int SCIP_Fork::lpwasprimfeas

primal feasibility of saved LP state information

Definition at line 109 of file struct_tree.h.

Referenced by SCIPtreeLoadLPState().

lpwasprimchecked

unsigned int SCIP_Fork::lpwasprimchecked

primal feasibility check state of saved LP state information

Definition at line 110 of file struct_tree.h.

Referenced by SCIPtreeLoadLPState().

lpwasdualfeas

unsigned int SCIP_Fork::lpwasdualfeas

dual feasibility of saved LP state information

Definition at line 111 of file struct_tree.h.

Referenced by SCIPtreeLoadLPState().

lpwasdualchecked

unsigned int SCIP_Fork::lpwasdualchecked

dual feasibility check state of saved LP state information

Definition at line 112 of file struct_tree.h.

Referenced by SCIPtreeLoadLPState().