42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD+Patents license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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// Copyright 2004-present Facebook. All Rights Reserved.
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#pragma once
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#include "../IndexProxy.h"
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#include "../StandardGpuResources.h"
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#include <functional>
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#include <memory>
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#include <vector>
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namespace faiss { namespace gpu {
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// If we want to run multi-GPU, create a proxy to wrap the indices.
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// If we don't want multi-GPU, don't involve the proxy, so it doesn't
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// affect the timings.
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template <typename GpuIndex>
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struct IndexWrapper {
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std::vector<std::unique_ptr<faiss::gpu::StandardGpuResources>> resources;
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std::vector<std::unique_ptr<GpuIndex>> subIndex;
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std::unique_ptr<faiss::gpu::IndexProxy> proxyIndex;
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IndexWrapper(
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int numGpus,
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std::function<std::unique_ptr<GpuIndex>(GpuResources*, int)> init);
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faiss::Index* getIndex();
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void runOnIndices(std::function<void(GpuIndex*)> f);
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void setNumProbes(int nprobe);
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};
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} }
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#include "IndexWrapper-inl.h"
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