34 lines
956 B
C++
34 lines
956 B
C++
|
|
/**
|
|
* Copyright (c) 2015-present, Facebook, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This source code is licensed under the CC-by-NC license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*/
|
|
|
|
// Copyright 2004-present Facebook. All Rights Reserved.
|
|
|
|
#pragma once
|
|
|
|
namespace faiss { namespace gpu {
|
|
|
|
/// How user vector index data is stored on the GPU
|
|
enum IndicesOptions {
|
|
/// The user indices are only stored on the CPU; the GPU returns
|
|
/// (inverted list, offset) to the CPU which is then translated to
|
|
/// the real user index.
|
|
INDICES_CPU = 0,
|
|
/// The indices are not stored at all, on either the CPU or
|
|
/// GPU. Only (inverted list, offset) is returned to the user as the
|
|
/// index.
|
|
INDICES_IVF = 1,
|
|
/// Indices are stored as 32 bit integers on the GPU, but returned
|
|
/// as 64 bit integers
|
|
INDICES_32_BIT = 2,
|
|
/// Indices are stored as 64 bit integers on the GPU
|
|
INDICES_64_BIT = 3,
|
|
};
|
|
|
|
} } // namespace
|