1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
pub type __int64_t = ::std::os::raw::c_long;
pub type faiss_idx_t = i64;
pub type idx_t = faiss_idx_t;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissRangeSearchResult_H {
_unused: [u8; 0],
}
pub type FaissRangeSearchResult = FaissRangeSearchResult_H;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissIDSelector_H {
_unused: [u8; 0],
}
pub type FaissIDSelector = FaissIDSelector_H;
#[doc = "< maximum inner product search"]
pub const FaissMetricType_METRIC_INNER_PRODUCT: FaissMetricType = 0;
#[doc = "< squared L2 search"]
pub const FaissMetricType_METRIC_L2: FaissMetricType = 1;
#[doc = "< L1 (aka cityblock)"]
pub const FaissMetricType_METRIC_L1: FaissMetricType = 2;
#[doc = "< infinity distance"]
pub const FaissMetricType_METRIC_Linf: FaissMetricType = 3;
#[doc = "< L_p distance, p is given by metric_arg"]
pub const FaissMetricType_METRIC_Lp: FaissMetricType = 4;
#[doc = " some additional metrics defined in scipy.spatial.distance"]
pub const FaissMetricType_METRIC_Canberra: FaissMetricType = 20;
#[doc = " some additional metrics defined in scipy.spatial.distance"]
pub const FaissMetricType_METRIC_BrayCurtis: FaissMetricType = 21;
#[doc = " some additional metrics defined in scipy.spatial.distance"]
pub const FaissMetricType_METRIC_JensenShannon: FaissMetricType = 22;
#[doc = " Some algorithms support both an inner product version and a L2 search"]
#[doc = " version."]
pub type FaissMetricType = ::std::os::raw::c_uint;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissIndex_H {
_unused: [u8; 0],
}
pub type FaissIndex = FaissIndex_H;
extern "C" {
pub fn faiss_Index_free(obj: *mut FaissIndex);
}
extern "C" {
pub fn faiss_Index_d(arg1: *const FaissIndex) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Index_is_trained(arg1: *const FaissIndex) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Index_ntotal(arg1: *const FaissIndex) -> idx_t;
}
extern "C" {
pub fn faiss_Index_metric_type(arg1: *const FaissIndex) -> FaissMetricType;
}
extern "C" {
pub fn faiss_Index_verbose(arg1: *const FaissIndex) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Index_set_verbose(arg1: *mut FaissIndex, arg2: ::std::os::raw::c_int);
}
extern "C" {
#[doc = " Perform training on a representative set of vectors"]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param n nb of training vectors"]
#[doc = " @param x training vectors, size n * d"]
pub fn faiss_Index_train(
index: *mut FaissIndex,
n: idx_t,
x: *const f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Add n vectors of dimension d to the index."]
#[doc = ""]
#[doc = " Vectors are implicitly assigned labels ntotal .. ntotal + n - 1"]
#[doc = " This function slices the input vectors in chuncks smaller than"]
#[doc = " blocksize_add and calls add_core."]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param x input matrix, size n * d"]
pub fn faiss_Index_add(
index: *mut FaissIndex,
n: idx_t,
x: *const f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Same as add, but stores xids instead of sequential ids."]
#[doc = ""]
#[doc = " The default implementation fails with an assertion, as it is"]
#[doc = " not supported by all indexes."]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param xids if non-null, ids to store for the vectors (size n)"]
pub fn faiss_Index_add_with_ids(
index: *mut FaissIndex,
n: idx_t,
x: *const f32,
xids: *const idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " query n vectors of dimension d to the index."]
#[doc = ""]
#[doc = " return at most k vectors. If there are not enough results for a"]
#[doc = " query, the result array is padded with -1s."]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param x input vectors to search, size n * d"]
#[doc = " @param labels output labels of the NNs, size n*k"]
#[doc = " @param distances output pairwise distances, size n*k"]
pub fn faiss_Index_search(
index: *const FaissIndex,
n: idx_t,
x: *const f32,
k: idx_t,
distances: *mut f32,
labels: *mut idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " query n vectors of dimension d to the index."]
#[doc = ""]
#[doc = " return all vectors with distance < radius. Note that many"]
#[doc = " indexes do not implement the range_search (only the k-NN search"]
#[doc = " is mandatory)."]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param x input vectors to search, size n * d"]
#[doc = " @param radius search radius"]
#[doc = " @param result result table"]
pub fn faiss_Index_range_search(
index: *const FaissIndex,
n: idx_t,
x: *const f32,
radius: f32,
result: *mut FaissRangeSearchResult,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " return the indexes of the k vectors closest to the query x."]
#[doc = ""]
#[doc = " This function is identical as search but only return labels of neighbors."]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param x input vectors to search, size n * d"]
#[doc = " @param labels output labels of the NNs, size n*k"]
pub fn faiss_Index_assign(
index: *mut FaissIndex,
n: idx_t,
x: *const f32,
labels: *mut idx_t,
k: idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " removes all elements from the database."]
#[doc = " @param index opaque pointer to index object"]
pub fn faiss_Index_reset(index: *mut FaissIndex) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " removes IDs from the index. Not supported by all indexes"]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param nremove output for the number of IDs removed"]
pub fn faiss_Index_remove_ids(
index: *mut FaissIndex,
sel: *const FaissIDSelector,
n_removed: *mut usize,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Reconstruct a stored vector (or an approximation if lossy coding)"]
#[doc = ""]
#[doc = " this function may not be defined for some indexes"]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param key id of the vector to reconstruct"]
#[doc = " @param recons reconstucted vector (size d)"]
pub fn faiss_Index_reconstruct(
index: *const FaissIndex,
key: idx_t,
recons: *mut f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Reconstruct vectors i0 to i0 + ni - 1"]
#[doc = ""]
#[doc = " this function may not be defined for some indexes"]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param recons reconstucted vector (size ni * d)"]
pub fn faiss_Index_reconstruct_n(
index: *const FaissIndex,
i0: idx_t,
ni: idx_t,
recons: *mut f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Computes a residual vector after indexing encoding."]
#[doc = ""]
#[doc = " The residual vector is the difference between a vector and the"]
#[doc = " reconstruction that can be decoded from its representation in"]
#[doc = " the index. The residual can be used for multiple-stage indexing"]
#[doc = " methods, like IndexIVF's methods."]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param x input vector, size d"]
#[doc = " @param residual output residual vector, size d"]
#[doc = " @param key encoded index, as returned by search and assign"]
pub fn faiss_Index_compute_residual(
index: *const FaissIndex,
x: *const f32,
residual: *mut f32,
key: idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Computes a residual vector after indexing encoding."]
#[doc = ""]
#[doc = " The residual vector is the difference between a vector and the"]
#[doc = " reconstruction that can be decoded from its representation in"]
#[doc = " the index. The residual can be used for multiple-stage indexing"]
#[doc = " methods, like IndexIVF's methods."]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param n number of vectors"]
#[doc = " @param x input vector, size (n x d)"]
#[doc = " @param residuals output residual vectors, size (n x d)"]
#[doc = " @param keys encoded index, as returned by search and assign"]
pub fn faiss_Index_compute_residual_n(
index: *const FaissIndex,
n: idx_t,
x: *const f32,
residuals: *mut f32,
keys: *const idx_t,
) -> ::std::os::raw::c_int;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissParameterRange_H {
_unused: [u8; 0],
}
pub type FaissParameterRange = FaissParameterRange_H;
extern "C" {
pub fn faiss_ParameterRange_name(
arg1: *const FaissParameterRange,
) -> *const ::std::os::raw::c_char;
}
extern "C" {
#[doc = " Getter for the values in the range. The output values are invalidated"]
#[doc = " upon any other modification of the range."]
pub fn faiss_ParameterRange_values(
arg1: *mut FaissParameterRange,
arg2: *mut *mut f64,
arg3: *mut usize,
);
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissParameterSpace_H {
_unused: [u8; 0],
}
pub type FaissParameterSpace = FaissParameterSpace_H;
extern "C" {
pub fn faiss_ParameterSpace_free(obj: *mut FaissParameterSpace);
}
extern "C" {
#[doc = " Parameter space default constructor"]
pub fn faiss_ParameterSpace_new(space: *mut *mut FaissParameterSpace) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " nb of combinations, = product of values sizes"]
pub fn faiss_ParameterSpace_n_combinations(arg1: *const FaissParameterSpace) -> usize;
}
extern "C" {
#[doc = " get string representation of the combination"]
#[doc = " by writing it to the given character buffer."]
#[doc = " A buffer size of 1000 ensures that the full name is collected."]
pub fn faiss_ParameterSpace_combination_name(
arg1: *const FaissParameterSpace,
arg2: usize,
arg3: *mut ::std::os::raw::c_char,
arg4: usize,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " set a combination of parameters described by a string"]
pub fn faiss_ParameterSpace_set_index_parameters(
arg1: *const FaissParameterSpace,
arg2: *mut FaissIndex,
arg3: *const ::std::os::raw::c_char,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " set a combination of parameters on an index"]
pub fn faiss_ParameterSpace_set_index_parameters_cno(
arg1: *const FaissParameterSpace,
arg2: *mut FaissIndex,
arg3: usize,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " set one of the parameters"]
pub fn faiss_ParameterSpace_set_index_parameter(
arg1: *const FaissParameterSpace,
arg2: *mut FaissIndex,
arg3: *const ::std::os::raw::c_char,
arg4: f64,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " print a description on stdout"]
pub fn faiss_ParameterSpace_display(arg1: *const FaissParameterSpace);
}
extern "C" {
#[doc = " add a new parameter (or return it if it exists)"]
pub fn faiss_ParameterSpace_add_range(
arg1: *mut FaissParameterSpace,
arg2: *const ::std::os::raw::c_char,
arg3: *mut *mut FaissParameterRange,
) -> ::std::os::raw::c_int;
}
#[doc = " Class for the clustering parameters. Can be passed to the"]
#[doc = " constructor of the Clustering object."]
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissClusteringParameters {
#[doc = "< clustering iterations"]
pub niter: ::std::os::raw::c_int,
#[doc = "< redo clustering this many times and keep best"]
pub nredo: ::std::os::raw::c_int,
#[doc = "< (bool)"]
pub verbose: ::std::os::raw::c_int,
#[doc = "< (bool) do we want normalized centroids?"]
pub spherical: ::std::os::raw::c_int,
#[doc = "< (bool) update index after each iteration?"]
pub update_index: ::std::os::raw::c_int,
#[doc = "< (bool) use the centroids provided as input and do"]
#[doc = "< not change them during iterations"]
pub frozen_centroids: ::std::os::raw::c_int,
#[doc = "< otherwise you get a warning"]
pub min_points_per_centroid: ::std::os::raw::c_int,
#[doc = "< to limit size of dataset"]
pub max_points_per_centroid: ::std::os::raw::c_int,
#[doc = "< seed for the random number generator"]
pub seed: ::std::os::raw::c_int,
}
#[test]
fn bindgen_test_layout_FaissClusteringParameters() {
assert_eq!(
::std::mem::size_of::<FaissClusteringParameters>(),
36usize,
concat!("Size of: ", stringify!(FaissClusteringParameters))
);
assert_eq!(
::std::mem::align_of::<FaissClusteringParameters>(),
4usize,
concat!("Alignment of ", stringify!(FaissClusteringParameters))
);
assert_eq!(
unsafe { &(*(::std::ptr::null::<FaissClusteringParameters>())).niter as *const _ as usize },
0usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(niter)
)
);
assert_eq!(
unsafe { &(*(::std::ptr::null::<FaissClusteringParameters>())).nredo as *const _ as usize },
4usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(nredo)
)
);
assert_eq!(
unsafe {
&(*(::std::ptr::null::<FaissClusteringParameters>())).verbose as *const _ as usize
},
8usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(verbose)
)
);
assert_eq!(
unsafe {
&(*(::std::ptr::null::<FaissClusteringParameters>())).spherical as *const _ as usize
},
12usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(spherical)
)
);
assert_eq!(
unsafe {
&(*(::std::ptr::null::<FaissClusteringParameters>())).update_index as *const _ as usize
},
16usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(update_index)
)
);
assert_eq!(
unsafe {
&(*(::std::ptr::null::<FaissClusteringParameters>())).frozen_centroids as *const _
as usize
},
20usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(frozen_centroids)
)
);
assert_eq!(
unsafe {
&(*(::std::ptr::null::<FaissClusteringParameters>())).min_points_per_centroid
as *const _ as usize
},
24usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(min_points_per_centroid)
)
);
assert_eq!(
unsafe {
&(*(::std::ptr::null::<FaissClusteringParameters>())).max_points_per_centroid
as *const _ as usize
},
28usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(max_points_per_centroid)
)
);
assert_eq!(
unsafe { &(*(::std::ptr::null::<FaissClusteringParameters>())).seed as *const _ as usize },
32usize,
concat!(
"Offset of field: ",
stringify!(FaissClusteringParameters),
"::",
stringify!(seed)
)
);
}
extern "C" {
#[doc = " Sets the ClusteringParameters object with reasonable defaults"]
pub fn faiss_ClusteringParameters_init(params: *mut FaissClusteringParameters);
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissClustering_H {
_unused: [u8; 0],
}
pub type FaissClustering = FaissClustering_H;
extern "C" {
pub fn faiss_Clustering_niter(arg1: *const FaissClustering) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_nredo(arg1: *const FaissClustering) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_verbose(arg1: *const FaissClustering) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_spherical(arg1: *const FaissClustering) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_update_index(arg1: *const FaissClustering) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_frozen_centroids(arg1: *const FaissClustering)
-> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_min_points_per_centroid(
arg1: *const FaissClustering,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_max_points_per_centroid(
arg1: *const FaissClustering,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_seed(arg1: *const FaissClustering) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_d(arg1: *const FaissClustering) -> usize;
}
extern "C" {
pub fn faiss_Clustering_k(arg1: *const FaissClustering) -> usize;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissClusteringIterationStats_H {
_unused: [u8; 0],
}
pub type FaissClusteringIterationStats = FaissClusteringIterationStats_H;
extern "C" {
pub fn faiss_ClusteringIterationStats_obj(arg1: *const FaissClusteringIterationStats) -> f32;
}
extern "C" {
pub fn faiss_ClusteringIterationStats_time(arg1: *const FaissClusteringIterationStats) -> f64;
}
extern "C" {
pub fn faiss_ClusteringIterationStats_time_search(
arg1: *const FaissClusteringIterationStats,
) -> f64;
}
extern "C" {
pub fn faiss_ClusteringIterationStats_imbalance_factor(
arg1: *const FaissClusteringIterationStats,
) -> f64;
}
extern "C" {
pub fn faiss_ClusteringIterationStats_nsplit(
arg1: *const FaissClusteringIterationStats,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " getter for centroids (size = k * d)"]
pub fn faiss_Clustering_centroids(
clustering: *mut FaissClustering,
centroids: *mut *mut f32,
size: *mut usize,
);
}
extern "C" {
#[doc = " getter for iteration stats"]
pub fn faiss_Clustering_iteration_stats(
clustering: *mut FaissClustering,
iteration_stats: *mut *mut FaissClusteringIterationStats,
size: *mut usize,
);
}
extern "C" {
#[doc = " the only mandatory parameters are k and d"]
pub fn faiss_Clustering_new(
p_clustering: *mut *mut FaissClustering,
d: ::std::os::raw::c_int,
k: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_new_with_params(
p_clustering: *mut *mut FaissClustering,
d: ::std::os::raw::c_int,
k: ::std::os::raw::c_int,
cp: *const FaissClusteringParameters,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_train(
clustering: *mut FaissClustering,
n: idx_t,
x: *const f32,
index: *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_Clustering_free(clustering: *mut FaissClustering);
}
extern "C" {
#[doc = " simplified interface"]
#[doc = ""]
#[doc = " @param d dimension of the data"]
#[doc = " @param n nb of training vectors"]
#[doc = " @param k nb of output centroids"]
#[doc = " @param x training set (size n * d)"]
#[doc = " @param centroids output centroids (size k * d)"]
#[doc = " @param q_error final quantization error"]
#[doc = " @return error code"]
pub fn faiss_kmeans_clustering(
d: usize,
n: usize,
k: usize,
x: *const f32,
centroids: *mut f32,
q_error: *mut f32,
) -> ::std::os::raw::c_int;
}
pub type FaissIndexFlat = FaissIndex_H;
extern "C" {
#[doc = " Opaque type for IndexFlat"]
pub fn faiss_IndexFlat_new(p_index: *mut *mut FaissIndexFlat) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexFlat_new_with(
p_index: *mut *mut FaissIndexFlat,
d: idx_t,
metric: FaissMetricType,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " get a pointer to the index's internal data (the `xb` field). The outputs"]
#[doc = " become invalid after any data addition or removal operation."]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param p_xb output, the pointer to the beginning of `xb`."]
#[doc = " @param p_size output, the current size of `sb` in number of float values."]
pub fn faiss_IndexFlat_xb(index: *mut FaissIndexFlat, p_xb: *mut *mut f32, p_size: *mut usize);
}
extern "C" {
pub fn faiss_IndexFlat_cast(arg1: *mut FaissIndex) -> *mut FaissIndexFlat;
}
extern "C" {
pub fn faiss_IndexFlat_free(obj: *mut FaissIndexFlat);
}
extern "C" {
#[doc = " compute distance with a subset of vectors"]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param x query vectors, size n * d"]
#[doc = " @param labels indices of the vectors that should be compared"]
#[doc = " for each query vector, size n * k"]
#[doc = " @param distances"]
#[doc = " corresponding output distances, size n * k"]
pub fn faiss_IndexFlat_compute_distance_subset(
index: *mut FaissIndex,
n: idx_t,
x: *const f32,
k: idx_t,
distances: *mut f32,
labels: *const idx_t,
) -> ::std::os::raw::c_int;
}
pub type FaissIndexFlatIP = FaissIndex_H;
extern "C" {
#[doc = " Opaque type for IndexFlatIP"]
pub fn faiss_IndexFlatIP_new(p_index: *mut *mut FaissIndexFlatIP) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexFlatIP_new_with(
p_index: *mut *mut FaissIndexFlatIP,
d: idx_t,
) -> ::std::os::raw::c_int;
}
pub type FaissIndexFlatL2 = FaissIndex_H;
extern "C" {
#[doc = " Opaque type for IndexFlatL2"]
pub fn faiss_IndexFlatL2_new(p_index: *mut *mut FaissIndexFlatL2) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexFlatL2_new_with(
p_index: *mut *mut FaissIndexFlatL2,
d: idx_t,
) -> ::std::os::raw::c_int;
}
pub type FaissIndexRefineFlat = FaissIndex_H;
extern "C" {
#[doc = " Opaque type for IndexRefineFlat"]
#[doc = ""]
#[doc = " Index that queries in a base_index (a fast one) and refines the"]
#[doc = " results with an exact search, hopefully improving the results."]
pub fn faiss_IndexRefineFlat_new(
p_index: *mut *mut FaissIndexRefineFlat,
base_index: *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexRefineFlat_free(obj: *mut FaissIndexRefineFlat);
}
extern "C" {
pub fn faiss_IndexRefineFlat_own_fields(
arg1: *const FaissIndexRefineFlat,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexRefineFlat_set_own_fields(
arg1: *mut FaissIndexRefineFlat,
arg2: ::std::os::raw::c_int,
);
}
extern "C" {
pub fn faiss_IndexRefineFlat_k_factor(arg1: *const FaissIndexRefineFlat) -> f32;
}
extern "C" {
pub fn faiss_IndexRefineFlat_set_k_factor(arg1: *mut FaissIndexRefineFlat, arg2: f32);
}
pub type FaissIndexFlat1D = FaissIndex_H;
extern "C" {
#[doc = " Opaque type for IndexFlat1D"]
#[doc = ""]
#[doc = " optimized version for 1D \"vectors\""]
pub fn faiss_IndexFlat1D_new(p_index: *mut *mut FaissIndexFlat1D) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexFlat1D_new_with(
p_index: *mut *mut FaissIndexFlat1D,
continuous_update: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexFlat1D_update_permutation(
index: *mut FaissIndexFlat1D,
) -> ::std::os::raw::c_int;
}
pub type FaissIndexIVFFlat = FaissIndex_H;
extern "C" {
pub fn faiss_IndexIVFFlat_free(obj: *mut FaissIndexIVFFlat);
}
extern "C" {
pub fn faiss_IndexIVFFlat_cast(arg1: *mut FaissIndex) -> *mut FaissIndexIVFFlat;
}
extern "C" {
pub fn faiss_IndexIVFFlat_nlist(arg1: *const FaissIndexIVFFlat) -> usize;
}
extern "C" {
pub fn faiss_IndexIVFFlat_nprobe(arg1: *const FaissIndexIVFFlat) -> usize;
}
extern "C" {
pub fn faiss_IndexIVFFlat_set_nprobe(arg1: *mut FaissIndexIVFFlat, arg2: usize);
}
extern "C" {
pub fn faiss_IndexIVFFlat_quantizer(arg1: *const FaissIndexIVFFlat) -> *mut FaissIndex;
}
extern "C" {
pub fn faiss_IndexIVFFlat_quantizer_trains_alone(
arg1: *const FaissIndexIVFFlat,
) -> ::std::os::raw::c_char;
}
extern "C" {
pub fn faiss_IndexIVFFlat_own_fields(arg1: *const FaissIndexIVFFlat) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFFlat_set_own_fields(
arg1: *mut FaissIndexIVFFlat,
arg2: ::std::os::raw::c_int,
);
}
extern "C" {
#[doc = " whether object owns the quantizer"]
pub fn faiss_IndexIVFFlat_new(p_index: *mut *mut FaissIndexIVFFlat) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFFlat_new_with(
p_index: *mut *mut FaissIndexIVFFlat,
quantizer: *mut FaissIndex,
d: usize,
nlist: usize,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFFlat_new_with_metric(
p_index: *mut *mut FaissIndexIVFFlat,
quantizer: *mut FaissIndex,
d: usize,
nlist: usize,
metric: FaissMetricType,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFFlat_add_core(
index: *mut FaissIndexIVFFlat,
n: idx_t,
x: *const f32,
xids: *const idx_t,
precomputed_idx: *const i64,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Update a subset of vectors."]
#[doc = ""]
#[doc = " The index must have a direct_map"]
#[doc = ""]
#[doc = " @param nv nb of vectors to update"]
#[doc = " @param idx vector indices to update, size nv"]
#[doc = " @param v vectors of new values, size nv*d"]
pub fn faiss_IndexIVFFlat_update_vectors(
index: *mut FaissIndexIVFFlat,
nv: ::std::os::raw::c_int,
idx: *mut idx_t,
v: *const f32,
) -> ::std::os::raw::c_int;
}
pub type FaissIndexIVF = FaissIndex_H;
extern "C" {
pub fn faiss_IndexIVF_free(obj: *mut FaissIndexIVF);
}
extern "C" {
pub fn faiss_IndexIVF_cast(arg1: *mut FaissIndex) -> *mut FaissIndexIVF;
}
extern "C" {
pub fn faiss_IndexIVF_nlist(arg1: *const FaissIndexIVF) -> usize;
}
extern "C" {
pub fn faiss_IndexIVF_nprobe(arg1: *const FaissIndexIVF) -> usize;
}
extern "C" {
pub fn faiss_IndexIVF_set_nprobe(arg1: *mut FaissIndexIVF, arg2: usize);
}
extern "C" {
pub fn faiss_IndexIVF_quantizer(arg1: *const FaissIndexIVF) -> *mut FaissIndex;
}
extern "C" {
pub fn faiss_IndexIVF_quantizer_trains_alone(
arg1: *const FaissIndexIVF,
) -> ::std::os::raw::c_char;
}
extern "C" {
pub fn faiss_IndexIVF_own_fields(arg1: *const FaissIndexIVF) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVF_set_own_fields(arg1: *mut FaissIndexIVF, arg2: ::std::os::raw::c_int);
}
extern "C" {
#[doc = " moves the entries from another dataset to self. On output,"]
#[doc = " other is empty. add_id is added to all moved ids (for"]
#[doc = " sequential ids, this would be this->ntotal"]
pub fn faiss_IndexIVF_merge_from(
index: *mut FaissIndexIVF,
other: *mut FaissIndexIVF,
add_id: idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " copy a subset of the entries index to the other index"]
#[doc = ""]
#[doc = " if subset_type == 0: copies ids in [a1, a2)"]
#[doc = " if subset_type == 1: copies ids if id % a1 == a2"]
#[doc = " if subset_type == 2: copies inverted lists such that a1"]
#[doc = " elements are left before and a2 elements are after"]
pub fn faiss_IndexIVF_copy_subset_to(
index: *const FaissIndexIVF,
other: *mut FaissIndexIVF,
subset_type: ::std::os::raw::c_int,
a1: idx_t,
a2: idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " search a set of vectors, that are pre-quantized by the IVF"]
#[doc = " quantizer. Fill in the corresponding heaps with the query"]
#[doc = " results. search() calls this."]
#[doc = ""]
#[doc = " @param n nb of vectors to query"]
#[doc = " @param x query vectors, size nx * d"]
#[doc = " @param assign coarse quantization indices, size nx * nprobe"]
#[doc = " @param centroid_dis"]
#[doc = " distances to coarse centroids, size nx * nprobe"]
#[doc = " @param distance"]
#[doc = " output distances, size n * k"]
#[doc = " @param labels output labels, size n * k"]
#[doc = " @param store_pairs store inv list index + inv list offset"]
#[doc = " instead in upper/lower 32 bit of result,"]
#[doc = " instead of ids (used for reranking)."]
pub fn faiss_IndexIVF_search_preassigned(
index: *const FaissIndexIVF,
n: idx_t,
x: *const f32,
k: idx_t,
assign: *const idx_t,
centroid_dis: *const f32,
distances: *mut f32,
labels: *mut idx_t,
store_pairs: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVF_get_list_size(index: *const FaissIndexIVF, list_no: usize) -> usize;
}
extern "C" {
#[doc = " initialize a direct map"]
#[doc = ""]
#[doc = " @param new_maintain_direct_map if true, create a direct map,"]
#[doc = " else clear it"]
pub fn faiss_IndexIVF_make_direct_map(
index: *mut FaissIndexIVF,
new_maintain_direct_map: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Check the inverted lists' imbalance factor."]
#[doc = ""]
#[doc = " 1= perfectly balanced, >1: imbalanced"]
pub fn faiss_IndexIVF_imbalance_factor(index: *const FaissIndexIVF) -> f64;
}
extern "C" {
#[doc = " display some stats about the inverted lists of the index"]
pub fn faiss_IndexIVF_print_stats(index: *const FaissIndexIVF);
}
extern "C" {
#[doc = " Get the IDs in an inverted list. IDs are written to `invlist`, which must be"]
#[doc = " large enough"]
#[doc = " to accommodate the full list."]
#[doc = ""]
#[doc = " @param list_no the list ID"]
#[doc = " @param invlist output pointer to a slice of memory, at least as long as the"]
#[doc = " list's size"]
#[doc = " @see faiss_IndexIVF_get_list_size(size_t)"]
pub fn faiss_IndexIVF_invlists_get_ids(
index: *const FaissIndexIVF,
list_no: usize,
invlist: *mut idx_t,
);
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissIndexIVFStats {
pub nq: usize,
pub nlist: usize,
pub ndis: usize,
}
#[test]
fn bindgen_test_layout_FaissIndexIVFStats() {
assert_eq!(
::std::mem::size_of::<FaissIndexIVFStats>(),
24usize,
concat!("Size of: ", stringify!(FaissIndexIVFStats))
);
assert_eq!(
::std::mem::align_of::<FaissIndexIVFStats>(),
8usize,
concat!("Alignment of ", stringify!(FaissIndexIVFStats))
);
assert_eq!(
unsafe { &(*(::std::ptr::null::<FaissIndexIVFStats>())).nq as *const _ as usize },
0usize,
concat!(
"Offset of field: ",
stringify!(FaissIndexIVFStats),
"::",
stringify!(nq)
)
);
assert_eq!(
unsafe { &(*(::std::ptr::null::<FaissIndexIVFStats>())).nlist as *const _ as usize },
8usize,
concat!(
"Offset of field: ",
stringify!(FaissIndexIVFStats),
"::",
stringify!(nlist)
)
);
assert_eq!(
unsafe { &(*(::std::ptr::null::<FaissIndexIVFStats>())).ndis as *const _ as usize },
16usize,
concat!(
"Offset of field: ",
stringify!(FaissIndexIVFStats),
"::",
stringify!(ndis)
)
);
}
extern "C" {
pub fn faiss_IndexIVFStats_reset(stats: *mut FaissIndexIVFStats);
}
pub type FaissIndexLSH = FaissIndex_H;
extern "C" {
pub fn faiss_IndexLSH_free(obj: *mut FaissIndexLSH);
}
extern "C" {
pub fn faiss_IndexLSH_cast(arg1: *mut FaissIndex) -> *mut FaissIndexLSH;
}
extern "C" {
pub fn faiss_IndexLSH_nbits(arg1: *const FaissIndexLSH) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexLSH_bytes_per_vec(arg1: *const FaissIndexLSH) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexLSH_rotate_data(arg1: *const FaissIndexLSH) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexLSH_train_thresholds(arg1: *const FaissIndexLSH) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " The sign of each vector component is put in a binary signature"]
pub fn faiss_IndexLSH_new(
p_index: *mut *mut FaissIndexLSH,
d: idx_t,
nbits: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexLSH_new_with_options(
p_index: *mut *mut FaissIndexLSH,
d: idx_t,
nbits: ::std::os::raw::c_int,
rotate_data: ::std::os::raw::c_int,
train_thresholds: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissVectorTransform_H {
_unused: [u8; 0],
}
pub type FaissVectorTransform = FaissVectorTransform_H;
extern "C" {
pub fn faiss_VectorTransform_free(obj: *mut FaissVectorTransform);
}
extern "C" {
pub fn faiss_VectorTransform_is_trained(
arg1: *const FaissVectorTransform,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_VectorTransform_d_in(arg1: *const FaissVectorTransform) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_VectorTransform_d_out(arg1: *const FaissVectorTransform) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Perform training on a representative set of vectors"]
#[doc = ""]
#[doc = " @param vt opaque pointer to VectorTransform object"]
#[doc = " @param n nb of training vectors"]
#[doc = " @param x training vectors, size n * d"]
pub fn faiss_VectorTransform_train(
vt: *mut FaissVectorTransform,
n: idx_t,
x: *const f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " apply the random rotation, return new allocated matrix"]
#[doc = " @param x size n * d_in"]
#[doc = " @return size n * d_out"]
pub fn faiss_VectorTransform_apply(
vt: *const FaissVectorTransform,
n: idx_t,
x: *const f32,
) -> *mut f32;
}
extern "C" {
#[doc = " apply transformation and result is pre-allocated"]
#[doc = " @param x size n * d_in"]
#[doc = " @param xt size n * d_out"]
pub fn faiss_VectorTransform_apply_noalloc(
vt: *const FaissVectorTransform,
n: idx_t,
x: *const f32,
xt: *mut f32,
);
}
extern "C" {
#[doc = " reverse transformation. May not be implemented or may return"]
#[doc = " approximate result"]
pub fn faiss_VectorTransform_reverse_transform(
vt: *const FaissVectorTransform,
n: idx_t,
xt: *const f32,
x: *mut f32,
);
}
pub type FaissLinearTransform = FaissVectorTransform_H;
extern "C" {
pub fn faiss_LinearTransform_free(obj: *mut FaissLinearTransform);
}
extern "C" {
#[doc = " compute x = A^T * (x - b)"]
#[doc = " is reverse transform if A has orthonormal lines"]
pub fn faiss_LinearTransform_transform_transpose(
vt: *const FaissLinearTransform,
n: idx_t,
y: *const f32,
x: *mut f32,
);
}
extern "C" {
#[doc = " compute A^T * A to set the is_orthonormal flag"]
pub fn faiss_LinearTransform_set_is_orthonormal(vt: *mut FaissLinearTransform);
}
extern "C" {
pub fn faiss_LinearTransform_have_bias(
arg1: *const FaissLinearTransform,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_LinearTransform_is_orthonormal(
arg1: *const FaissLinearTransform,
) -> ::std::os::raw::c_int;
}
pub type FaissRandomRotationMatrix = FaissVectorTransform_H;
extern "C" {
pub fn faiss_RandomRotationMatrix_free(obj: *mut FaissRandomRotationMatrix);
}
extern "C" {
#[doc = " Getter for is_orthonormal"]
pub fn faiss_RandomRotationMatrix_new_with(
p_vt: *mut *mut FaissRandomRotationMatrix,
d_in: ::std::os::raw::c_int,
d_out: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
pub type FaissPCAMatrix = FaissVectorTransform_H;
extern "C" {
pub fn faiss_PCAMatrix_free(obj: *mut FaissPCAMatrix);
}
extern "C" {
pub fn faiss_PCAMatrix_new_with(
p_vt: *mut *mut FaissPCAMatrix,
d_in: ::std::os::raw::c_int,
d_out: ::std::os::raw::c_int,
eigen_power: f32,
random_rotation: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_PCAMatrix_eigen_power(arg1: *const FaissPCAMatrix) -> f32;
}
extern "C" {
pub fn faiss_PCAMatrix_random_rotation(arg1: *const FaissPCAMatrix) -> ::std::os::raw::c_int;
}
pub type FaissITQMatrix = FaissVectorTransform_H;
extern "C" {
pub fn faiss_ITQMatrix_free(obj: *mut FaissITQMatrix);
}
extern "C" {
#[doc = " Getter for random_rotation"]
pub fn faiss_ITQMatrix_new_with(
p_vt: *mut *mut FaissITQMatrix,
d: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
pub type FaissITQTransform = FaissVectorTransform_H;
extern "C" {
pub fn faiss_ITQTransform_free(obj: *mut FaissITQTransform);
}
extern "C" {
pub fn faiss_ITQTransform_new_with(
p_vt: *mut *mut FaissITQTransform,
d_in: ::std::os::raw::c_int,
d_out: ::std::os::raw::c_int,
do_pca: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_ITQTransform_do_pca(arg1: *const FaissITQTransform) -> ::std::os::raw::c_int;
}
pub type FaissOPQMatrix = FaissVectorTransform_H;
extern "C" {
pub fn faiss_OPQMatrix_free(obj: *mut FaissOPQMatrix);
}
extern "C" {
#[doc = " Getter for do_pca"]
pub fn faiss_OPQMatrix_new_with(
p_vt: *mut *mut FaissOPQMatrix,
d: ::std::os::raw::c_int,
M: ::std::os::raw::c_int,
d2: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_OPQMatrix_verbose(arg1: *const FaissOPQMatrix) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_OPQMatrix_set_verbose(arg1: *mut FaissOPQMatrix, arg2: ::std::os::raw::c_int);
}
extern "C" {
pub fn faiss_OPQMatrix_niter(arg1: *const FaissOPQMatrix) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_OPQMatrix_set_niter(arg1: *mut FaissOPQMatrix, arg2: ::std::os::raw::c_int);
}
extern "C" {
pub fn faiss_OPQMatrix_niter_pq(arg1: *const FaissOPQMatrix) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_OPQMatrix_set_niter_pq(arg1: *mut FaissOPQMatrix, arg2: ::std::os::raw::c_int);
}
pub type FaissRemapDimensionsTransform = FaissVectorTransform_H;
extern "C" {
pub fn faiss_RemapDimensionsTransform_free(obj: *mut FaissRemapDimensionsTransform);
}
extern "C" {
pub fn faiss_RemapDimensionsTransform_new_with(
p_vt: *mut *mut FaissRemapDimensionsTransform,
d_in: ::std::os::raw::c_int,
d_out: ::std::os::raw::c_int,
uniform: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
pub type FaissNormalizationTransform = FaissVectorTransform_H;
extern "C" {
pub fn faiss_NormalizationTransform_free(obj: *mut FaissNormalizationTransform);
}
extern "C" {
pub fn faiss_NormalizationTransform_new_with(
p_vt: *mut *mut FaissNormalizationTransform,
d: ::std::os::raw::c_int,
norm: f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_NormalizationTransform_norm(arg1: *const FaissNormalizationTransform) -> f32;
}
pub type FaissCenteringTransform = FaissVectorTransform_H;
extern "C" {
pub fn faiss_CenteringTransform_free(obj: *mut FaissCenteringTransform);
}
extern "C" {
pub fn faiss_CenteringTransform_new_with(
p_vt: *mut *mut FaissCenteringTransform,
d: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
pub type FaissIndexPreTransform = FaissIndex_H;
extern "C" {
pub fn faiss_IndexPreTransform_free(obj: *mut FaissIndexPreTransform);
}
extern "C" {
pub fn faiss_IndexPreTransform_cast(arg1: *mut FaissIndex) -> *mut FaissIndexPreTransform;
}
extern "C" {
pub fn faiss_IndexPreTransform_index(arg1: *const FaissIndexPreTransform) -> *mut FaissIndex;
}
extern "C" {
pub fn faiss_IndexPreTransform_own_fields(
arg1: *const FaissIndexPreTransform,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexPreTransform_set_own_fields(
arg1: *mut FaissIndexPreTransform,
arg2: ::std::os::raw::c_int,
);
}
extern "C" {
#[doc = " Index that applies a LinearTransform transform on vectors before"]
#[doc = " handing them over to a sub-index"]
pub fn faiss_IndexPreTransform_new(
p_index: *mut *mut FaissIndexPreTransform,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexPreTransform_new_with(
p_index: *mut *mut FaissIndexPreTransform,
index: *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexPreTransform_new_with_transform(
p_index: *mut *mut FaissIndexPreTransform,
ltrans: *mut FaissVectorTransform,
index: *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
#[doc = "< 8 bits per component"]
pub const FaissQuantizerType_QT_8bit: FaissQuantizerType = 0;
#[doc = "< 4 bits per component"]
pub const FaissQuantizerType_QT_4bit: FaissQuantizerType = 1;
#[doc = "< same, shared range for all dimensions"]
pub const FaissQuantizerType_QT_8bit_uniform: FaissQuantizerType = 2;
pub const FaissQuantizerType_QT_4bit_uniform: FaissQuantizerType = 3;
pub const FaissQuantizerType_QT_fp16: FaissQuantizerType = 4;
#[doc = "< fast indexing of uint8s"]
pub const FaissQuantizerType_QT_8bit_direct: FaissQuantizerType = 5;
#[doc = "< 6 bits per component"]
pub const FaissQuantizerType_QT_6bit: FaissQuantizerType = 6;
pub type FaissQuantizerType = ::std::os::raw::c_uint;
pub type FaissIndexScalarQuantizer = FaissIndex_H;
extern "C" {
#[doc = " Opaque type for IndexScalarQuantizer"]
pub fn faiss_IndexScalarQuantizer_new(
p_index: *mut *mut FaissIndexScalarQuantizer,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexScalarQuantizer_new_with(
p_index: *mut *mut FaissIndexScalarQuantizer,
d: idx_t,
qt: FaissQuantizerType,
metric: FaissMetricType,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexScalarQuantizer_cast(arg1: *mut FaissIndex)
-> *mut FaissIndexScalarQuantizer;
}
extern "C" {
pub fn faiss_IndexScalarQuantizer_free(obj: *mut FaissIndexScalarQuantizer);
}
pub type FaissIndexIVFScalarQuantizer = FaissIndex_H;
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_cast(
arg1: *mut FaissIndex,
) -> *mut FaissIndexIVFScalarQuantizer;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_free(obj: *mut FaissIndexIVFScalarQuantizer);
}
extern "C" {
#[doc = " Opaque type for IndexIVFScalarQuantizer"]
pub fn faiss_IndexIVFScalarQuantizer_new(
p_index: *mut *mut FaissIndexIVFScalarQuantizer,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_new_with(
p_index: *mut *mut FaissIndexIVFScalarQuantizer,
quantizer: *mut FaissIndex,
d: idx_t,
nlist: usize,
qt: FaissQuantizerType,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_new_with_metric(
p_index: *mut *mut FaissIndexIVFScalarQuantizer,
quantizer: *mut FaissIndex,
d: usize,
nlist: usize,
qt: FaissQuantizerType,
metric: FaissMetricType,
encode_residual: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_nlist(arg1: *const FaissIndexIVFScalarQuantizer) -> usize;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_nprobe(arg1: *const FaissIndexIVFScalarQuantizer)
-> usize;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_set_nprobe(
arg1: *mut FaissIndexIVFScalarQuantizer,
arg2: usize,
);
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_quantizer(
arg1: *const FaissIndexIVFScalarQuantizer,
) -> *mut FaissIndex;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_own_fields(
arg1: *const FaissIndexIVFScalarQuantizer,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_set_own_fields(
arg1: *mut FaissIndexIVFScalarQuantizer,
arg2: ::std::os::raw::c_int,
);
}
extern "C" {
#[doc = " whether object owns the quantizer"]
pub fn faiss_IndexIVFScalarQuantizer_add_core(
index: *mut FaissIndexIVFScalarQuantizer,
n: idx_t,
x: *const f32,
xids: *const idx_t,
precomputed_idx: *const idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIVFScalarQuantizer_train_residual(
index: *mut FaissIndexIVFScalarQuantizer,
n: idx_t,
x: *const f32,
) -> ::std::os::raw::c_int;
}
pub type FaissIndexShards = FaissIndex_H;
extern "C" {
pub fn faiss_IndexShards_own_fields(arg1: *const FaissIndexShards) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexShards_set_own_fields(
arg1: *mut FaissIndexShards,
arg2: ::std::os::raw::c_int,
);
}
extern "C" {
pub fn faiss_IndexShards_successive_ids(arg1: *const FaissIndexShards)
-> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexShards_set_successive_ids(
arg1: *mut FaissIndexShards,
arg2: ::std::os::raw::c_int,
);
}
extern "C" {
#[doc = " Index that concatenates the results from several sub-indexes"]
pub fn faiss_IndexShards_new(
p_index: *mut *mut FaissIndexShards,
d: idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexShards_new_with_options(
p_index: *mut *mut FaissIndexShards,
d: idx_t,
threaded: ::std::os::raw::c_int,
successive_ids: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexShards_add_shard(
index: *mut FaissIndexShards,
shard: *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexShards_at(
index: *mut FaissIndexShards,
i: ::std::os::raw::c_int,
) -> *mut FaissIndex;
}
pub type FaissIndexIDMap = FaissIndex_H;
extern "C" {
pub fn faiss_IndexIDMap_own_fields(arg1: *const FaissIndexIDMap) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IndexIDMap_set_own_fields(arg1: *mut FaissIndexIDMap, arg2: ::std::os::raw::c_int);
}
extern "C" {
#[doc = " Index that translates search results to ids"]
pub fn faiss_IndexIDMap_new(
p_index: *mut *mut FaissIndexIDMap,
index: *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " get a pointer to the index map's internal ID vector (the `id_map` field)."]
#[doc = " The outputs of this function become invalid after any operation that can"]
#[doc = " modify the index."]
#[doc = ""]
#[doc = " @param index opaque pointer to index object"]
#[doc = " @param p_id_map output, the pointer to the beginning of `id_map`."]
#[doc = " @param p_size output, the current length of `id_map`."]
pub fn faiss_IndexIDMap_id_map(
index: *mut FaissIndexIDMap,
p_id_map: *mut *mut idx_t,
p_size: *mut usize,
);
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissIndexIDMap_H {
_unused: [u8; 0],
}
pub type FaissIndexIDMap2 = FaissIndexIDMap_H;
extern "C" {
#[doc = " same as IndexIDMap but also provides an efficient reconstruction"]
#[doc = "implementation via a 2-way index"]
pub fn faiss_IndexIDMap2_new(
p_index: *mut *mut FaissIndexIDMap2,
index: *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " make the rev_map from scratch"]
pub fn faiss_IndexIDMap2_construct_rev_map(
index: *mut FaissIndexIDMap2,
) -> ::std::os::raw::c_int;
}
pub type FILE = [u64; 27usize];
extern "C" {
#[doc = " Clone an index. This is equivalent to `faiss::clone_index`"]
pub fn faiss_clone_index(
arg1: *const FaissIndex,
p_out: *mut *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
#[doc = " No error"]
pub const FaissErrorCode_OK: FaissErrorCode = 0;
#[doc = " Any exception other than Faiss or standard C++ library exceptions"]
pub const FaissErrorCode_UNKNOWN_EXCEPT: FaissErrorCode = -1;
#[doc = " Faiss library exception"]
pub const FaissErrorCode_FAISS_EXCEPT: FaissErrorCode = -2;
#[doc = " Standard C++ library exception"]
pub const FaissErrorCode_STD_EXCEPT: FaissErrorCode = -4;
#[doc = " An error code which depends on the exception thrown from the previous"]
#[doc = " operation. See `faiss_get_last_error` to retrieve the error message."]
pub type FaissErrorCode = ::std::os::raw::c_int;
extern "C" {
#[doc = " Get the error message of the last failed operation performed by Faiss."]
#[doc = " The given pointer is only invalid until another Faiss function is"]
#[doc = " called."]
pub fn faiss_get_last_error() -> *const ::std::os::raw::c_char;
}
extern "C" {
pub fn faiss_RangeSearchResult_nq(arg1: *const FaissRangeSearchResult) -> usize;
}
extern "C" {
pub fn faiss_RangeSearchResult_new(
p_rsr: *mut *mut FaissRangeSearchResult,
nq: idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_RangeSearchResult_new_with(
p_rsr: *mut *mut FaissRangeSearchResult,
nq: idx_t,
alloc_lims: ::std::os::raw::c_int,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " called when lims contains the nb of elements result entries"]
#[doc = " for each query"]
pub fn faiss_RangeSearchResult_do_allocation(
rsr: *mut FaissRangeSearchResult,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_RangeSearchResult_free(obj: *mut FaissRangeSearchResult);
}
extern "C" {
pub fn faiss_RangeSearchResult_buffer_size(arg1: *const FaissRangeSearchResult) -> usize;
}
extern "C" {
#[doc = " getter for lims: size (nq + 1)"]
pub fn faiss_RangeSearchResult_lims(rsr: *mut FaissRangeSearchResult, lims: *mut *mut usize);
}
extern "C" {
#[doc = " getter for labels and respective distances (not sorted):"]
#[doc = " result for query i is labels[lims[i]:lims[i+1]]"]
pub fn faiss_RangeSearchResult_labels(
rsr: *mut FaissRangeSearchResult,
labels: *mut *mut idx_t,
distances: *mut *mut f32,
);
}
extern "C" {
pub fn faiss_IDSelector_free(obj: *mut FaissIDSelector);
}
extern "C" {
#[doc = " Encapsulates a set of ids to remove."]
pub fn faiss_IDSelector_is_member(
sel: *const FaissIDSelector,
id: idx_t,
) -> ::std::os::raw::c_int;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissIDSelectorRange_H {
_unused: [u8; 0],
}
pub type FaissIDSelectorRange = FaissIDSelectorRange_H;
extern "C" {
pub fn faiss_IDSelectorRange_free(obj: *mut FaissIDSelectorRange);
}
extern "C" {
pub fn faiss_IDSelectorRange_imin(arg1: *const FaissIDSelectorRange) -> idx_t;
}
extern "C" {
pub fn faiss_IDSelectorRange_imax(arg1: *const FaissIDSelectorRange) -> idx_t;
}
extern "C" {
#[doc = " remove ids between [imni, imax)"]
pub fn faiss_IDSelectorRange_new(
p_sel: *mut *mut FaissIDSelectorRange,
imin: idx_t,
imax: idx_t,
) -> ::std::os::raw::c_int;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissIDSelectorBatch_H {
_unused: [u8; 0],
}
pub type FaissIDSelectorBatch = FaissIDSelectorBatch_H;
extern "C" {
pub fn faiss_IDSelectorBatch_nbits(arg1: *const FaissIDSelectorBatch) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_IDSelectorBatch_mask(arg1: *const FaissIDSelectorBatch) -> idx_t;
}
extern "C" {
#[doc = " Remove ids from a set. Repetitions of ids in the indices set"]
#[doc = " passed to the constructor does not hurt performance. The hash"]
#[doc = " function used for the bloom filter and GCC's implementation of"]
#[doc = " unordered_set are just the least significant bits of the id. This"]
#[doc = " works fine for random ids or ids in sequences but will produce many"]
#[doc = " hash collisions if lsb's are always the same"]
pub fn faiss_IDSelectorBatch_new(
p_sel: *mut *mut FaissIDSelectorBatch,
n: usize,
indices: *const idx_t,
) -> ::std::os::raw::c_int;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissBufferList_H {
_unused: [u8; 0],
}
pub type FaissBufferList = FaissBufferList_H;
extern "C" {
pub fn faiss_BufferList_free(obj: *mut FaissBufferList);
}
extern "C" {
pub fn faiss_BufferList_buffer_size(arg1: *const FaissBufferList) -> usize;
}
extern "C" {
pub fn faiss_BufferList_wp(arg1: *const FaissBufferList) -> usize;
}
#[doc = " List of temporary buffers used to store results before they are"]
#[doc = " copied to the RangeSearchResult object."]
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissBuffer {
pub ids: *mut idx_t,
pub dis: *mut f32,
}
#[test]
fn bindgen_test_layout_FaissBuffer() {
assert_eq!(
::std::mem::size_of::<FaissBuffer>(),
16usize,
concat!("Size of: ", stringify!(FaissBuffer))
);
assert_eq!(
::std::mem::align_of::<FaissBuffer>(),
8usize,
concat!("Alignment of ", stringify!(FaissBuffer))
);
assert_eq!(
unsafe { &(*(::std::ptr::null::<FaissBuffer>())).ids as *const _ as usize },
0usize,
concat!(
"Offset of field: ",
stringify!(FaissBuffer),
"::",
stringify!(ids)
)
);
assert_eq!(
unsafe { &(*(::std::ptr::null::<FaissBuffer>())).dis as *const _ as usize },
8usize,
concat!(
"Offset of field: ",
stringify!(FaissBuffer),
"::",
stringify!(dis)
)
);
}
extern "C" {
pub fn faiss_BufferList_append_buffer(bl: *mut FaissBufferList) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_BufferList_new(
p_bl: *mut *mut FaissBufferList,
buffer_size: usize,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_BufferList_add(
bl: *mut FaissBufferList,
id: idx_t,
dis: f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " copy elemnts ofs:ofs+n-1 seen as linear data in the buffers to"]
#[doc = " tables dest_ids, dest_dis"]
pub fn faiss_BufferList_copy_range(
bl: *mut FaissBufferList,
ofs: usize,
n: usize,
dest_ids: *mut idx_t,
dest_dis: *mut f32,
) -> ::std::os::raw::c_int;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissRangeSearchPartialResult_H {
_unused: [u8; 0],
}
pub type FaissRangeSearchPartialResult = FaissRangeSearchPartialResult_H;
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissRangeQueryResult_H {
_unused: [u8; 0],
}
pub type FaissRangeQueryResult = FaissRangeQueryResult_H;
extern "C" {
pub fn faiss_RangeQueryResult_qno(arg1: *const FaissRangeQueryResult) -> idx_t;
}
extern "C" {
pub fn faiss_RangeQueryResult_nres(arg1: *const FaissRangeQueryResult) -> usize;
}
extern "C" {
pub fn faiss_RangeQueryResult_pres(
arg1: *const FaissRangeQueryResult,
) -> *mut FaissRangeSearchPartialResult;
}
extern "C" {
#[doc = " result structure for a single query"]
pub fn faiss_RangeQueryResult_add(
qr: *mut FaissRangeQueryResult,
dis: f32,
id: idx_t,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_RangeSearchPartialResult_res(
arg1: *const FaissRangeSearchPartialResult,
) -> *mut FaissRangeSearchResult;
}
extern "C" {
pub fn faiss_RangeSearchPartialResult_new(
p_res: *mut *mut FaissRangeSearchPartialResult,
res_in: *mut FaissRangeSearchResult,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_RangeSearchPartialResult_finalize(
res: *mut FaissRangeSearchPartialResult,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " called by range_search before do_allocation"]
pub fn faiss_RangeSearchPartialResult_set_lims(
res: *mut FaissRangeSearchPartialResult,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_RangeSearchPartialResult_new_result(
res: *mut FaissRangeSearchPartialResult,
qno: idx_t,
qr: *mut *mut FaissRangeQueryResult,
) -> ::std::os::raw::c_int;
}
#[repr(C)]
#[derive(Debug, Copy, Clone)]
pub struct FaissDistanceComputer_H {
_unused: [u8; 0],
}
pub type FaissDistanceComputer = FaissDistanceComputer_H;
extern "C" {
#[doc = " called before computing distances"]
pub fn faiss_DistanceComputer_set_query(
dc: *mut FaissDistanceComputer,
x: *const f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Compute distance of vector i to current query."]
#[doc = " This function corresponds to the function call operator:"]
#[doc = " DistanceComputer::operator()"]
pub fn faiss_DistanceComputer_vector_to_query_dis(
dc: *mut FaissDistanceComputer,
i: idx_t,
qd: *mut f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " compute distance between two stored vectors"]
pub fn faiss_DistanceComputer_symmetric_dis(
dc: *mut FaissDistanceComputer,
i: idx_t,
j: idx_t,
vd: *mut f32,
) -> ::std::os::raw::c_int;
}
extern "C" {
pub fn faiss_DistanceComputer_free(obj: *mut FaissDistanceComputer);
}
extern "C" {
#[doc = " Build and index with the sequence of processing steps described in"]
#[doc = " the string."]
pub fn faiss_index_factory(
p_index: *mut *mut FaissIndex,
d: ::std::os::raw::c_int,
description: *const ::std::os::raw::c_char,
metric: FaissMetricType,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Write index to a file."]
#[doc = " This is equivalent to `faiss::write_index` when a file descriptor is"]
#[doc = " provided."]
pub fn faiss_write_index(idx: *const FaissIndex, f: *mut FILE) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Write index to a file."]
#[doc = " This is equivalent to `faiss::write_index` when a file path is provided."]
pub fn faiss_write_index_fname(
idx: *const FaissIndex,
fname: *const ::std::os::raw::c_char,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Read index from a file."]
#[doc = " This is equivalent to `faiss:read_index` when a file descriptor is given."]
pub fn faiss_read_index(
f: *mut FILE,
io_flags: ::std::os::raw::c_int,
p_out: *mut *mut FaissIndex,
) -> ::std::os::raw::c_int;
}
extern "C" {
#[doc = " Read index from a file."]
#[doc = " This is equivalent to `faiss:read_index` when a file path is given."]
pub fn faiss_read_index_fname(
fname: *const ::std::os::raw::c_char,
io_flags: ::std::os::raw::c_int,
p_out: *mut *mut FaissIndex,
) -> ::std::os::raw::c_int;
}