38d596cb81
* Added Jamfile by James Kim and Christof Lutteroth. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23888 a95241bf-73f2-0310-859d-f6bbb57e9c96
109 lines
4.5 KiB
C
109 lines
4.5 KiB
C
#ifndef HEADER_lp_SOS
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#define HEADER_lp_SOS
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/* Specially Ordered Sets (SOS) prototypes and settings */
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/* ------------------------------------------------------------------------- */
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#include "lp_types.h"
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#include "lp_utils.h"
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#include "lp_matrix.h"
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/* SOS constraint defines */
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/* ------------------------------------------------------------------------- */
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#define SOS1 1
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#define SOS2 2
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#define SOS3 -1
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#define SOSn MAXINT32
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#define SOS_START_SIZE 10 /* Start size of SOS_list array; realloced if needed */
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/* Define SOS_is_feasible() return values */
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/* ------------------------------------------------------------------------- */
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#define SOS3_INCOMPLETE -2
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#define SOS_INCOMPLETE -1
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#define SOS_COMPLETE 0
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#define SOS_INFEASIBLE 1
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#define SOS_INTERNALERROR 2
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typedef struct _SOSgroup SOSgroup;
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typedef struct _SOSrec
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{
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SOSgroup *parent;
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int tagorder;
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char *name;
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int type;
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MYBOOL isGUB;
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int size;
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int priority;
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int *members;
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REAL *weights;
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int *membersSorted;
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int *membersMapped;
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} SOSrec;
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/* typedef */ struct _SOSgroup
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{
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lprec *lp; /* Pointer to owner */
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SOSrec **sos_list; /* Array of pointers to SOS lists */
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int sos_alloc; /* Size allocated to specially ordered sets (SOS1, SOS2...) */
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int sos_count; /* Number of specially ordered sets (SOS1, SOS2...) */
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int maxorder; /* The highest-order SOS in the group */
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int sos1_count; /* Number of the lowest order SOS in the group */
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int *membership; /* Array of variable-sorted indeces to SOSes that the variable is member of */
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int *memberpos; /* Starting positions of the each column's membership list */
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} /* SOSgroup */;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* SOS storage structure */
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STATIC SOSgroup *create_SOSgroup(lprec *lp);
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STATIC void resize_SOSgroup(SOSgroup *group);
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STATIC int append_SOSgroup(SOSgroup *group, SOSrec *SOS);
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STATIC int clean_SOSgroup(SOSgroup *group, MYBOOL forceupdatemap);
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STATIC void free_SOSgroup(SOSgroup **group);
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STATIC SOSrec *create_SOSrec(SOSgroup *group, char *name, int type, int priority, int size, int *variables, REAL *weights);
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STATIC MYBOOL delete_SOSrec(SOSgroup *group, int sosindex);
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STATIC int append_SOSrec(SOSrec *SOS, int size, int *variables, REAL *weights);
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STATIC void free_SOSrec(SOSrec *SOS);
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/* SOS utilities */
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STATIC int make_SOSchain(lprec *lp, MYBOOL forceresort);
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STATIC int SOS_member_updatemap(SOSgroup *group);
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STATIC MYBOOL SOS_member_sortlist(SOSgroup *group, int sosindex);
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STATIC MYBOOL SOS_shift_col(SOSgroup *group, int sosindex, int column, int delta, LLrec *usedmap, MYBOOL forceresort);
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int SOS_member_delete(SOSgroup *group, int sosindex, int member);
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int SOS_get_type(SOSgroup *group, int sosindex);
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int SOS_infeasible(SOSgroup *group, int sosindex);
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int SOS_member_index(SOSgroup *group, int sosindex, int member);
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int SOS_member_count(SOSgroup *group, int sosindex);
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int SOS_memberships(SOSgroup *group, int column);
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int *SOS_get_candidates(SOSgroup *group, int sosindex, int column, MYBOOL excludetarget, REAL *upbound, REAL *lobound);
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int SOS_is_member(SOSgroup *group, int sosindex, int column);
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MYBOOL SOS_is_member_of_type(SOSgroup *group, int column, int sostype);
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MYBOOL SOS_set_GUB(SOSgroup *group, int sosindex, MYBOOL state);
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MYBOOL SOS_is_GUB(SOSgroup *group, int sosindex);
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MYBOOL SOS_is_marked(SOSgroup *group, int sosindex, int column);
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MYBOOL SOS_is_active(SOSgroup *group, int sosindex, int column);
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MYBOOL SOS_is_full(SOSgroup *group, int sosindex, int column, MYBOOL activeonly);
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MYBOOL SOS_can_activate(SOSgroup *group, int sosindex, int column);
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MYBOOL SOS_set_marked(SOSgroup *group, int sosindex, int column, MYBOOL asactive);
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MYBOOL SOS_unmark(SOSgroup *group, int sosindex, int column);
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int SOS_fix_unmarked(SOSgroup *group, int sosindex, int variable, REAL *bound, REAL value,
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MYBOOL isupper, int *diffcount, DeltaVrec *changelog);
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int SOS_fix_list(SOSgroup *group, int sosindex, int variable, REAL *bound,
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int *varlist, MYBOOL isleft, DeltaVrec *changelog);
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int SOS_is_satisfied(SOSgroup *group, int sosindex, REAL *solution);
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MYBOOL SOS_is_feasible(SOSgroup *group, int sosindex, REAL *solution);
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#ifdef __cplusplus
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}
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#endif
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#endif /* HEADER_lp_SOS */
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