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IVFFlatScan.cuh
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
10 #pragma once
11
12 #include "../GpuIndicesOptions.h"
13 #include "../utils/Tensor.cuh"
14 #include <thrust/device_vector.h>
15
16 namespace faiss { namespace gpu {
17
18 class GpuResources;
19
20 void runIVFFlatScan(Tensor<float, 2, true>& queries,
21 Tensor<int, 2, true>& listIds,
22 thrust::device_vector<void*>& listData,
23 thrust::device_vector<void*>& listIndices,
24 IndicesOptions indicesOptions,
25 thrust::device_vector<int>& listLengths,
26 int maxListLength,
27 int k,
28 bool l2Distance,
29 bool useFloat16,
30 // output
31 Tensor<float, 2, true>& outDistances,
32 // output
33 Tensor<long, 2, true>& outIndices,
34 GpuResources* res);
35
36 } } // namespace