LEVEL2RESULT Struct Reference

Detailed Description

a container to hold the result of a second-level LP

Definition at line 696 of file branch_lookahead.c.

Data Fields
SCIP_Real	lpobjval
SCIP_Real	branchval1
SCIP_Real	branchval2
unsigned int	branchvar1:30
unsigned int	branchvar2:30
unsigned int	branchdir1:1
unsigned int	branchdir2:1
unsigned int	cutoff:1
unsigned int	valid:1

Field Documentation

lpobjval

SCIP_Real LEVEL2RESULT::lpobjval

the objective value of the solved lp; only contains meaningful data, if cutoff == FALSE.

Definition at line 698 of file branch_lookahead.c.

Referenced by executeBranchingRecursive(), level2dataStoreResult(), and level2resultCreateFromData().

branchval1

SCIP_Real LEVEL2RESULT::branchval1

new bound for first branching variable

Definition at line 700 of file branch_lookahead.c.

Referenced by level2resultCreateFromData(), and level2resultFree().

branchval2

SCIP_Real LEVEL2RESULT::branchval2

new bound for second branching variable

Definition at line 701 of file branch_lookahead.c.

Referenced by level2resultCreateFromData().

branchvar1

unsigned int LEVEL2RESULT::branchvar1

problem index of first branching variable

Definition at line 702 of file branch_lookahead.c.

Referenced by level2resultCreateFromData(), and level2resultFree().

branchvar2

unsigned int LEVEL2RESULT::branchvar2

problem index of second branching variable

Definition at line 703 of file branch_lookahead.c.

Referenced by level2resultCreateFromData(), and level2resultFree().

branchdir1

unsigned int LEVEL2RESULT::branchdir1

branching direction for first branching variable (0:down, 1:up)

Definition at line 704 of file branch_lookahead.c.

Referenced by level2resultCreateFromData(), and level2resultFree().

branchdir2

unsigned int LEVEL2RESULT::branchdir2

branching direction for second branching variable (0:down, 1:up)

Definition at line 705 of file branch_lookahead.c.

Referenced by level2resultCreateFromData(), and level2resultFree().

cutoff

unsigned int LEVEL2RESULT::cutoff

indicates whether the node was infeasible and was cut off.

Definition at line 706 of file branch_lookahead.c.

Referenced by executeBranchingRecursive(), level2dataStoreResult(), and level2resultCreateFromData().

valid

unsigned int LEVEL2RESULT::valid

is the lpobjval a valid dual bound?

Definition at line 707 of file branch_lookahead.c.

Referenced by executeBranchingRecursive(), level2dataStoreResult(), and level2resultCreateFromData().