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RemapIndices.h
1
2 /**
3 * Copyright (c) 2015-present, Facebook, Inc.
4 * All rights reserved.
5 *
6 * This source code is licensed under the CC-by-NC license found in the
7 * LICENSE file in the root directory of this source tree.
8 */
9
10 // Copyright 2004-present Facebook. All Rights Reserved.
11
12 #pragma once
13
14 #include <vector>
15
16 namespace faiss { namespace gpu {
17
18 /// Utility function to translate (list id, offset) to a user index on
19 /// the CPU. In a cpp in order to use OpenMP.
20 void ivfOffsetToUserIndex(
21 long* indices,
22 int numLists,
23 int queries,
24 int k,
25 const std::vector<std::vector<long>>& listOffsetToUserIndex);
26
27 } } // namespace