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MetaIndexes_c.cpp
1 /**
2 * Copyright (c) 2015-present, Facebook, Inc.
3 * All rights reserved.
4 *
5 * This source code is licensed under the BSD+Patents license found in the
6 * LICENSE file in the root directory of this source tree.
7 */
8
9 // Copyright 2004-present Facebook. All Rights Reserved.
10 // -*- c++ -*-
11
12 #include "MetaIndexes_c.h"
13 #include "MetaIndexes.h"
14 #include "macros_impl.h"
15
16 using faiss::Index;
17 using faiss::IndexIDMap;
18 using faiss::IndexIDMap2;
19 using faiss::IndexShards;
20
21 DEFINE_GETTER(IndexIDMap, int, own_fields)
22 DEFINE_SETTER(IndexIDMap, int, own_fields)
23
24 int faiss_IndexIDMap_new(FaissIndexIDMap** p_index, FaissIndex* index) {
25 try {
26 auto out = new IndexIDMap(reinterpret_cast<Index*>(index));
27 *p_index = reinterpret_cast<FaissIndexIDMap*>(out);
28 } CATCH_AND_HANDLE
29 }
30
31 void faiss_IndexIDMap_id_map(FaissIndexIDMap* index, long** p_id_map, size_t* p_size) {
32 auto idx = reinterpret_cast<IndexIDMap*>(index);
33 if (p_id_map)
34 *p_id_map = idx->id_map.data();
35 if (p_size)
36 *p_size = idx->id_map.size();
37 }
38
39 int faiss_IndexIDMap2_new(FaissIndexIDMap2** p_index, FaissIndex* index) {
40 try {
41 auto out = new IndexIDMap2(reinterpret_cast<Index*>(index));
42 *p_index = reinterpret_cast<FaissIndexIDMap2*>(out);
43 } CATCH_AND_HANDLE
44 }
45
46 int faiss_IndexIDMap2_construct_rev_map(FaissIndexIDMap2* index) {
47 try {
48 reinterpret_cast<IndexIDMap2*>(index)->construct_rev_map();
49 } CATCH_AND_HANDLE
50 }
51
52 DEFINE_GETTER(IndexShards, int, own_fields)
53 DEFINE_SETTER(IndexShards, int, own_fields)
54
55 DEFINE_GETTER(IndexShards, int, threaded)
56 DEFINE_SETTER(IndexShards, int, threaded)
57
58 DEFINE_GETTER(IndexShards, int, successive_ids)
59 DEFINE_SETTER(IndexShards, int, successive_ids)
60
61 int faiss_IndexShards_new(FaissIndexShards** p_index, idx_t d) {
62 try {
63 auto out = new IndexShards(d);
64 *p_index = reinterpret_cast<FaissIndexShards*>(out);
65 } CATCH_AND_HANDLE
66 }
67
68 int faiss_IndexShards_new_with_options(FaissIndexShards** p_index, idx_t d, int threaded, int successive_ids) {
69 try {
70 auto out = new IndexShards(d, static_cast<bool>(threaded), static_cast<bool>(successive_ids));
71 *p_index = reinterpret_cast<FaissIndexShards*>(out);
72 } CATCH_AND_HANDLE
73 }
74
75 /** get a pointer to the index' shards (the `shard_indexes` field). The
76 * outputs of this function become invalid after any operation that can modify the index.
77 *
78 * @param index opaque pointer to index object
79 * @param p_shard_indexes output, the pointer to the beginning of `shard_indexes`.
80 * @param p_size output, the current length of `shard_indexes`.
81 */
82 void faiss_IndexShards_shard_indexes(FaissIndexShards* index, FaissIndex** p_shard_indexes, size_t* p_size) {
83 auto idx = reinterpret_cast<IndexShards*>(index);
84 if (p_shard_indexes)
85 *p_shard_indexes = reinterpret_cast<FaissIndex*>(idx->shard_indexes.data());
86 if (p_size)
87 *p_size = idx->shard_indexes.size();
88 }
89
90 int faiss_IndexShards_add_shard(FaissIndexShards* index, FaissIndex* shard) {
91 try {
92 reinterpret_cast<IndexShards*>(index)->add_shard(
93 reinterpret_cast<Index*>(shard));
94 } CATCH_AND_HANDLE
95 }
96
97 int faiss_IndexShards_sync_with_shard_indexes(FaissIndexShards* index) {
98 try {
99 reinterpret_cast<IndexShards*>(index)->sync_with_shard_indexes();
100 } CATCH_AND_HANDLE
101 }
102
103 FaissIndex* faiss_IndexShards_at(FaissIndexShards* index, int i) {
104 auto shard = reinterpret_cast<IndexShards*>(index)->at(i);
105 return reinterpret_cast<FaissIndex*>(shard);
106 }
faiss::IndexIDMap2
Definition: MetaIndexes.h:62
faiss::IndexIDMap
Definition: MetaIndexes.h:25
faiss::Index
Definition: Index.h:62
faiss::IndexShards
Definition: MetaIndexes.h:85