2017-02-23 06:26:44 +08:00
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< title > Faiss: IVFBase.cu Source File< / title >
2017-02-23 06:26:44 +08:00
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< li class = "navelem" > < a class = "el" href = "dir_6b3ae6988449b0834e9596fad5d75199.html" > gpu< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_49d1182a3b8dfb62757c53ae905481ad.html" > impl< / a > < / li > < / ul >
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< div class = "title" > IVFBase.cu< / div > < / div >
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< div class = "contents" >
< div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > < / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > /**< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > * Copyright (c) 2015-present, Facebook, Inc.< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > * All rights reserved.< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > *< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < span class = "comment" > * This source code is licensed under the CC-by-NC license found in the< / span > < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "comment" > * LICENSE file in the root directory of this source tree.< / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "comment" > */< / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "comment" > // Copyright 2004-present Facebook. All Rights Reserved.< / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "preprocessor" > #include " IVFBase.cuh" < / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < span class = "preprocessor" > #include " ../GpuResources.h" < / span > < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " FlatIndex.cuh" < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "preprocessor" > #include " InvertedListAppend.cuh" < / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include " RemapIndices.h" < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "preprocessor" > #include " ../utils/DeviceDefs.cuh" < / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #include " ../utils/DeviceUtils.h" < / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " ../utils/HostTensor.cuh" < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #include < limits> < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include < thrust/host_vector.h> < / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #include < unordered_map> < / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "keyword" > namespace < / span > faiss { < span class = "keyword" > namespace < / span > gpu {< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#af9eb209beb142e7931155bec4aeeaabf" > 26< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#af9eb209beb142e7931155bec4aeeaabf" > IVFBase::IVFBase< / a > (< a class = "code" href = "classfaiss_1_1gpu_1_1GpuResources.html" > GpuResources< / a > * resources,< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1FlatIndex.html" > FlatIndex< / a > * quantizer,< / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "keywordtype" > int< / span > bytesPerVector,< / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   IndicesOptions indicesOptions) :< / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   resources_(resources),< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   quantizer_(quantizer),< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   bytesPerVector_(bytesPerVector),< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   indicesOptions_(indicesOptions),< / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   dim_(quantizer-> getDim()),< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   numLists_(quantizer-> getSize()),< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   maxListLength_(0) {< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a7ea671876443c93436499ad581f16997" > reset< / a > ();< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   }< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   IVFBase::~IVFBase() {< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   }< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "keywordtype" > void< / span > < / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#a02e1e2d080ee31bf7835f89b9f2a13a9" > 44< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a02e1e2d080ee31bf7835f89b9f2a13a9" > IVFBase::reserveMemory< / a > (< span class = "keywordtype" > size_t< / span > numVecs) {< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "keywordtype" > size_t< / span > vecsPerList = numVecs / < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > .size();< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "keywordflow" > if< / span > (vecsPerList < 1) {< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   }< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < span class = "keyword" > auto< / span > stream = < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a05e6400358ec1f529a67209d3f24cc63" > resources_< / a > -> getDefaultStreamCurrentDevice();< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "keywordtype" > size_t< / span > bytesPerDataList = vecsPerList * < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a319568b832518392fed33ea4f8bfc613" > bytesPerVector_< / a > ;< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > & list : < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > ) {< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   list-> reserve(bytesPerDataList, stream);< / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   }< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < span class = "keywordflow" > if< / span > ((< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_32_BIT) ||< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   (< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_64_BIT)) {< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < span class = "comment" > // Reserve for index lists as well< / span > < / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "keywordtype" > size_t< / span > bytesPerIndexList = vecsPerList *< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   (< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_32_BIT ? < span class = "keyword" > sizeof< / span > (int) : < span class = "keyword" > sizeof< / span > (< span class = "keywordtype" > long< / span > ));< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > & list : deviceListIndices_) {< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   list-> reserve(bytesPerIndexList, stream);< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   }< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   }< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "comment" > // Update device info for all lists, since the base pointers may< / span > < / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "comment" > // have changed< / span > < / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#acc695610c9513952b8d234dc0db78e5c" > updateDeviceListInfo_< / a > (stream);< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   }< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   < / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < span class = "keywordtype" > void< / span > < / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#a7ea671876443c93436499ad581f16997" > 74< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a7ea671876443c93436499ad581f16997" > IVFBase::reset< / a > () {< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > .clear();< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   deviceListIndices_.clear();< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a96240a08b42bd1913e2286d7d514fc56" > deviceListDataPointers_< / a > .clear();< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a9aedcf0e6a20b908980ae96d73461f4c" > deviceListIndexPointers_< / a > .clear();< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a3a1c2031a4763f7d55bc8a400c63af66" > deviceListLengths_< / a > .clear();< / div >
2017-02-25 00:32:08 +08:00
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a53f3c382a79b7f89630a85dfbc3a1fed" > listOffsetToUserIndex_< / a > .clear();< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#accc4d96c14643e5f471220cb1e92ac70" > numLists_< / a > ; ++i) {< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > .emplace_back(< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   std::unique_ptr< < a class = "code" href = "classfaiss_1_1gpu_1_1DeviceVector.html" > DeviceVector< unsigned char> < / a > > (< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < span class = "keyword" > new< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1DeviceVector.html" > DeviceVector< unsigned char> < / a > ()));< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   deviceListIndices_.emplace_back(< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   std::unique_ptr< < a class = "code" href = "classfaiss_1_1gpu_1_1DeviceVector.html" > DeviceVector< unsigned char> < / a > > (< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "keyword" > new< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1DeviceVector.html" > DeviceVector< unsigned char> < / a > ()));< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a53f3c382a79b7f89630a85dfbc3a1fed" > listOffsetToUserIndex_< / a > .emplace_back(std::vector< long> ());< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   }< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a96240a08b42bd1913e2286d7d514fc56" > deviceListDataPointers_< / a > .resize(numLists_, < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a9aedcf0e6a20b908980ae96d73461f4c" > deviceListIndexPointers_< / a > .resize(numLists_, < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a3a1c2031a4763f7d55bc8a400c63af66" > deviceListLengths_< / a > .resize(numLists_, 0);< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#ae25ea0901fb628844868413f51c85bda" > maxListLength_< / a > = 0;< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   }< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < span class = "keywordtype" > int< / span > < / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#a4d44e8aebc380b7c846a8d8e6e835540" > 99< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a4d44e8aebc380b7c846a8d8e6e835540" > IVFBase::getDim< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#aba3e3cfa469e5187f2d553fff10e0250" > dim_< / a > ;< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   }< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < span class = "keywordtype" > size_t< / span > < / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#ac9b69e1b2582cb2c064b5fff60d31cc8" > 104< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#ac9b69e1b2582cb2c064b5fff60d31cc8" > IVFBase::reclaimMemory< / a > () {< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < span class = "comment" > // Reclaim all unused memory exactly< / span > < / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#aa02d69306544294521e79be7f81a21cb" > reclaimMemory_< / a > (< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   }< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   < span class = "keywordtype" > size_t< / span > < / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#aa02d69306544294521e79be7f81a21cb" > 110< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#aa02d69306544294521e79be7f81a21cb" > IVFBase::reclaimMemory_< / a > (< span class = "keywordtype" > bool< / span > exact) {< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   < span class = "keyword" > auto< / span > stream = < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a05e6400358ec1f529a67209d3f24cc63" > resources_< / a > -> getDefaultStreamCurrentDevice();< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < span class = "keywordtype" > size_t< / span > totalReclaimed = 0;< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > .size(); ++i) {< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "keyword" > auto< / span > & data = < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > [i];< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   totalReclaimed += data-> reclaim(exact, stream);< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a96240a08b42bd1913e2286d7d514fc56" > deviceListDataPointers_< / a > [i] = data-> data();< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   }< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < deviceListIndices_.size(); ++i) {< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < span class = "keyword" > auto< / span > & indices = deviceListIndices_[i];< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   totalReclaimed += indices-> reclaim(exact, stream);< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a9aedcf0e6a20b908980ae96d73461f4c" > deviceListIndexPointers_< / a > [i] = indices-> data();< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   }< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   < / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < span class = "comment" > // Update device info for all lists, since the base pointers may< / span > < / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < span class = "comment" > // have changed< / span > < / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#acc695610c9513952b8d234dc0db78e5c" > updateDeviceListInfo_< / a > (stream);< / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   < / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   < span class = "keywordflow" > return< / span > totalReclaimed;< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   }< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   < span class = "keywordtype" > void< / span > < / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#acc695610c9513952b8d234dc0db78e5c" > 137< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#acc695610c9513952b8d234dc0db78e5c" > IVFBase::updateDeviceListInfo_< / a > (cudaStream_t stream) {< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   std::vector< int> listIds(< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > .size());< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > .size(); ++i) {< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   listIds[i] = i;< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   }< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#acc695610c9513952b8d234dc0db78e5c" > updateDeviceListInfo_< / a > (listIds, stream);< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   }< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < span class = "keywordtype" > void< / span > < / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#ae90724e307bbfe49554a2ab77fbd1764" > 147< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#acc695610c9513952b8d234dc0db78e5c" > IVFBase::updateDeviceListInfo_< / a > (< span class = "keyword" > const< / span > std::vector< int> & listIds,< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   cudaStream_t stream) {< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   < span class = "keyword" > auto< / span > & mem = < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a05e6400358ec1f529a67209d3f24cc63" > resources_< / a > -> getMemoryManagerCurrentDevice();< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1HostTensor.html" > HostTensor< int, 1, true> < / a > < / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   hostListsToUpdate({(int) listIds.size()});< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1HostTensor.html" > HostTensor< int, 1, true> < / a > < / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   hostNewListLength({(int) listIds.size()});< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1HostTensor.html" > HostTensor< void*, 1, true> < / a > < / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   hostNewDataPointers({(int) listIds.size()});< / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1HostTensor.html" > HostTensor< void*, 1, true> < / a > < / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   hostNewIndexPointers({(int) listIds.size()});< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < listIds.size(); ++i) {< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "keyword" > auto< / span > listId = listIds[i];< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < span class = "keyword" > auto< / span > & data = < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > [listId];< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "keyword" > auto< / span > & indices = deviceListIndices_[listId];< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   hostListsToUpdate[i] = listId;< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   hostNewListLength[i] = data-> size() / < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a319568b832518392fed33ea4f8bfc613" > bytesPerVector_< / a > ;< / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   hostNewDataPointers[i] = data-> data();< / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   hostNewIndexPointers[i] = indices-> data();< / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   }< / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   < / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   < span class = "comment" > // Copy the above update sets to the GPU< / span > < / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1DeviceTensor.html" > DeviceTensor< int, 1, true> < / a > listsToUpdate(< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   mem, hostListsToUpdate, stream);< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1DeviceTensor.html" > DeviceTensor< int, 1, true> < / a > newListLength(< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   mem, hostNewListLength, stream);< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1DeviceTensor.html" > DeviceTensor< void*, 1, true> < / a > newDataPointers(< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   mem, hostNewDataPointers, stream);< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1DeviceTensor.html" > DeviceTensor< void*, 1, true> < / a > newIndexPointers(< / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   mem, hostNewIndexPointers, stream);< / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   < span class = "comment" > // Update all pointers to the lists on the device that may have< / span > < / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < span class = "comment" > // changed< / span > < / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   runUpdateListPointers(listsToUpdate,< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   newListLength,< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   newDataPointers,< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   newIndexPointers,< / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a3a1c2031a4763f7d55bc8a400c63af66" > deviceListLengths_< / a > ,< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a96240a08b42bd1913e2286d7d514fc56" > deviceListDataPointers_< / a > ,< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a9aedcf0e6a20b908980ae96d73461f4c" > deviceListIndexPointers_< / a > ,< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   stream);< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   }< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   < / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < span class = "keywordtype" > size_t< / span > < / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#abd66dc9d32e6150b930d78f74d7dd2d7" > 194< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#abd66dc9d32e6150b930d78f74d7dd2d7" > IVFBase::getNumLists< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#accc4d96c14643e5f471220cb1e92ac70" > numLists_< / a > ;< / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   }< / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   < span class = "keywordtype" > int< / span > < / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#a7b1ee21f9919fb077db5e48e91943582" > 199< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a7b1ee21f9919fb077db5e48e91943582" > IVFBase::getListLength< / a > (< span class = "keywordtype" > int< / span > listId)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   FAISS_ASSERT(listId < < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a3a1c2031a4763f7d55bc8a400c63af66" > deviceListLengths_< / a > .size());< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a3a1c2031a4763f7d55bc8a400c63af66" > deviceListLengths_< / a > [listId];< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   }< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   std::vector< long> < / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#a4a4ed220b9433aa788ed32db8f20a9db" > 206< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a4a4ed220b9433aa788ed32db8f20a9db" > IVFBase::getListIndices< / a > (< span class = "keywordtype" > int< / span > listId)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   FAISS_ASSERT(listId < < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#accc4d96c14643e5f471220cb1e92ac70" > numLists_< / a > );< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_32_BIT) {< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   FAISS_ASSERT(listId < deviceListIndices_.size());< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "keyword" > auto< / span > intInd = deviceListIndices_[listId]-> copyToHost< < span class = "keywordtype" > int< / span > > (< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a05e6400358ec1f529a67209d3f24cc63" > resources_< / a > -> getDefaultStreamCurrentDevice());< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   < / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   std::vector< long> out(intInd.size());< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < intInd.size(); ++i) {< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   out[i] = (long) intInd[i];< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   }< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   < span class = "keywordflow" > return< / span > out;< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_64_BIT) {< / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   FAISS_ASSERT(listId < deviceListIndices_.size());< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   < / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   < span class = "keywordflow" > return< / span > deviceListIndices_[listId]-> copyToHost< < span class = "keywordtype" > long< / span > > (< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a05e6400358ec1f529a67209d3f24cc63" > resources_< / a > -> getDefaultStreamCurrentDevice());< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_CPU) {< / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   FAISS_ASSERT(listId < < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > .size());< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   FAISS_ASSERT(listId < < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a53f3c382a79b7f89630a85dfbc3a1fed" > listOffsetToUserIndex_< / a > .size());< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   < span class = "keyword" > auto< / span > & userIds = < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a53f3c382a79b7f89630a85dfbc3a1fed" > listOffsetToUserIndex_< / a > [listId];< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   FAISS_ASSERT(userIds.size() ==< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > deviceListData_< / a > [listId]-> size() / < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a319568b832518392fed33ea4f8bfc613" > bytesPerVector_< / a > );< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   < / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < span class = "comment" > // this will return a copy< / span > < / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < span class = "keywordflow" > return< / span > userIds;< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < span class = "comment" > // unhandled indices type (includes INDICES_IVF)< / span > < / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   FAISS_ASSERT(< span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < span class = "keywordflow" > return< / span > std::vector< long> ();< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   }< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   }< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   < / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < span class = "keywordtype" > void< / span > < / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > < a class = "line" href = "classfaiss_1_1gpu_1_1IVFBase.html#a5027720549de98f4e609d6339099df35" > 244< / a > < / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a5027720549de98f4e609d6339099df35" > IVFBase::addIndicesFromCpu_< / a > (< span class = "keywordtype" > int< / span > listId,< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > long< / span > * indices,< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "keywordtype" > size_t< / span > numVecs) {< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < span class = "keyword" > auto< / span > stream = < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a05e6400358ec1f529a67209d3f24cc63" > resources_< / a > -> getDefaultStreamCurrentDevice();< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   < / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < span class = "keyword" > auto< / span > & listIndices = deviceListIndices_[listId];< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   < span class = "keyword" > auto< / span > prevIndicesData = listIndices-> data();< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_32_BIT) {< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   < span class = "comment" > // Make sure that all indices are in bounds< / span > < / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   std::vector< int> indices32(numVecs);< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > size_t< / span > i = 0; i < numVecs; ++i) {< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < span class = "keyword" > auto< / span > ind = indices[i];< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   FAISS_ASSERT(ind < = (< span class = "keywordtype" > long< / span > ) std::numeric_limits< int> ::max());< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   indices32[i] = (int) ind;< / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   }< / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   < / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   listIndices-> append((< span class = "keywordtype" > unsigned< / span > < span class = "keywordtype" > char< / span > *) indices32.data(),< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   numVecs * < span class = "keyword" > sizeof< / span > (int),< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   stream,< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   < span class = "keyword" > true< / span > < span class = "comment" > /* exact reserved size */< / span > );< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_64_BIT) {< / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   listIndices-> append((< span class = "keywordtype" > unsigned< / span > < span class = "keywordtype" > char< / span > *) indices,< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   numVecs * < span class = "keyword" > sizeof< / span > (< span class = "keywordtype" > long< / span > ),< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   stream,< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   < span class = "keyword" > true< / span > < span class = "comment" > /* exact reserved size */< / span > );< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_CPU) {< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   < span class = "comment" > // indices are stored on the CPU< / span > < / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   FAISS_ASSERT(listId < < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a53f3c382a79b7f89630a85dfbc3a1fed" > listOffsetToUserIndex_< / a > .size());< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   < / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < span class = "keyword" > auto< / span > & userIndices = < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a53f3c382a79b7f89630a85dfbc3a1fed" > listOffsetToUserIndex_< / a > [listId];< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   userIndices.insert(userIndices.begin(), indices, indices + numVecs);< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   < span class = "comment" > // indices are not stored< / span > < / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   FAISS_ASSERT(< a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > indicesOptions_< / a > == INDICES_IVF);< / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   }< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < span class = "keywordflow" > if< / span > (prevIndicesData != listIndices-> data()) {< / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < a class = "code" href = "classfaiss_1_1gpu_1_1IVFBase.html#a9aedcf0e6a20b908980ae96d73461f4c" > deviceListIndexPointers_< / a > [listId] = listIndices-> data();< / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   }< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   }< / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   < / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   } } < span class = "comment" > // namespace< / span > < / div >
2017-02-23 06:26:44 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_accc4d96c14643e5f471220cb1e92ac70" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#accc4d96c14643e5f471220cb1e92ac70" > faiss::gpu::IVFBase::numLists_< / a > < / div > < div class = "ttdeci" > const int numLists_< / div > < div class = "ttdoc" > Number of inverted lists we maintain. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00090" > IVFBase.cuh:90< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_ae25ea0901fb628844868413f51c85bda" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#ae25ea0901fb628844868413f51c85bda" > faiss::gpu::IVFBase::maxListLength_< / a > < / div > < div class = "ttdeci" > int maxListLength_< / div > < div class = "ttdoc" > Maximum list length seen. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00111" > IVFBase.cuh:111< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a53f3c382a79b7f89630a85dfbc3a1fed" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a53f3c382a79b7f89630a85dfbc3a1fed" > faiss::gpu::IVFBase::listOffsetToUserIndex_< / a > < / div > < div class = "ttdeci" > std::vector< std::vector< long > > listOffsetToUserIndex_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00123" > IVFBase.cuh:123< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1FlatIndex_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1FlatIndex.html" > faiss::gpu::FlatIndex< / a > < / div > < div class = "ttdoc" > Holder of GPU resources for a particular flat index. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "FlatIndex_8cuh_source.html#l00023" > FlatIndex.cuh:23< / a > < / div > < / div >
2017-02-25 00:32:08 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a4d44e8aebc380b7c846a8d8e6e835540" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a4d44e8aebc380b7c846a8d8e6e835540" > faiss::gpu::IVFBase::getDim< / a > < / div > < div class = "ttdeci" > int getDim() const < / div > < div class = "ttdoc" > Return the number of dimensions we are indexing. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00099" > IVFBase.cu:99< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a7b1ee21f9919fb077db5e48e91943582" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a7b1ee21f9919fb077db5e48e91943582" > faiss::gpu::IVFBase::getListLength< / a > < / div > < div class = "ttdeci" > int getListLength(int listId) const < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00199" > IVFBase.cu:199< / a > < / div > < / div >
2017-02-23 06:26:44 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a02e1e2d080ee31bf7835f89b9f2a13a9" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a02e1e2d080ee31bf7835f89b9f2a13a9" > faiss::gpu::IVFBase::reserveMemory< / a > < / div > < div class = "ttdeci" > void reserveMemory(size_t numVecs)< / div > < div class = "ttdoc" > Reserve GPU memory in our inverted lists for this number of vectors. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00044" > IVFBase.cu:44< / a > < / div > < / div >
2017-02-25 00:32:08 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_aa02d69306544294521e79be7f81a21cb" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#aa02d69306544294521e79be7f81a21cb" > faiss::gpu::IVFBase::reclaimMemory_< / a > < / div > < div class = "ttdeci" > size_t reclaimMemory_(bool exact)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00110" > IVFBase.cu:110< / a > < / div > < / div >
2017-02-23 06:26:44 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1GpuResources_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1GpuResources.html" > faiss::gpu::GpuResources< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "GpuResources_8h_source.html#l00024" > GpuResources.h:24< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1DeviceVector_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1DeviceVector.html" > faiss::gpu::DeviceVector< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "DeviceVector_8cuh_source.html#l00028" > DeviceVector.cuh:28< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a3a1c2031a4763f7d55bc8a400c63af66" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a3a1c2031a4763f7d55bc8a400c63af66" > faiss::gpu::IVFBase::deviceListLengths_< / a > < / div > < div class = "ttdeci" > thrust::device_vector< int > deviceListLengths_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00108" > IVFBase.cuh:108< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a9aedcf0e6a20b908980ae96d73461f4c" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a9aedcf0e6a20b908980ae96d73461f4c" > faiss::gpu::IVFBase::deviceListIndexPointers_< / a > < / div > < div class = "ttdeci" > thrust::device_vector< void * > deviceListIndexPointers_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00104" > IVFBase.cuh:104< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_af9eb209beb142e7931155bec4aeeaabf" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#af9eb209beb142e7931155bec4aeeaabf" > faiss::gpu::IVFBase::IVFBase< / a > < / div > < div class = "ttdeci" > IVFBase(GpuResources *resources, FlatIndex *quantizer, int bytesPerVector, IndicesOptions indicesOptions)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00026" > IVFBase.cu:26< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a96240a08b42bd1913e2286d7d514fc56" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a96240a08b42bd1913e2286d7d514fc56" > faiss::gpu::IVFBase::deviceListDataPointers_< / a > < / div > < div class = "ttdeci" > thrust::device_vector< void * > deviceListDataPointers_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00100" > IVFBase.cuh:100< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a7ea671876443c93436499ad581f16997" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a7ea671876443c93436499ad581f16997" > faiss::gpu::IVFBase::reset< / a > < / div > < div class = "ttdeci" > void reset()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00074" > IVFBase.cu:74< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a05e6400358ec1f529a67209d3f24cc63" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a05e6400358ec1f529a67209d3f24cc63" > faiss::gpu::IVFBase::resources_< / a > < / div > < div class = "ttdeci" > GpuResources * resources_< / div > < div class = "ttdoc" > Collection of GPU resources that we use. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00081" > IVFBase.cuh:81< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a319568b832518392fed33ea4f8bfc613" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a319568b832518392fed33ea4f8bfc613" > faiss::gpu::IVFBase::bytesPerVector_< / a > < / div > < div class = "ttdeci" > const int bytesPerVector_< / div > < div class = "ttdoc" > Number of bytes per vector in the list. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00093" > IVFBase.cuh:93< / a > < / div > < / div >
2017-02-25 00:32:08 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_acc695610c9513952b8d234dc0db78e5c" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#acc695610c9513952b8d234dc0db78e5c" > faiss::gpu::IVFBase::updateDeviceListInfo_< / a > < / div > < div class = "ttdeci" > void updateDeviceListInfo_(cudaStream_t stream)< / div > < div class = "ttdoc" > Update all device-side list pointer and size information. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00137" > IVFBase.cu:137< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a4a4ed220b9433aa788ed32db8f20a9db" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a4a4ed220b9433aa788ed32db8f20a9db" > faiss::gpu::IVFBase::getListIndices< / a > < / div > < div class = "ttdeci" > std::vector< long > getListIndices(int listId) const < / div > < div class = "ttdoc" > Return the list indices of a particular list back to the CPU. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00206" > IVFBase.cu:206< / a > < / div > < / div >
2017-02-23 06:26:44 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_afb6d10e23d6448c10f472b9234e0bcab" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#afb6d10e23d6448c10f472b9234e0bcab" > faiss::gpu::IVFBase::indicesOptions_< / a > < / div > < div class = "ttdeci" > const IndicesOptions indicesOptions_< / div > < div class = "ttdoc" > How are user indices stored on the GPU? < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00096" > IVFBase.cuh:96< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1HostTensor_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1HostTensor.html" > faiss::gpu::HostTensor< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "HostTensor_8cuh_source.html#l00023" > HostTensor.cuh:23< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a2facc7285107de1f24d3471cbcf15f26" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a2facc7285107de1f24d3471cbcf15f26" > faiss::gpu::IVFBase::deviceListData_< / a > < / div > < div class = "ttdeci" > std::vector< std::unique_ptr< DeviceVector< unsigned char > > > deviceListData_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00117" > IVFBase.cuh:117< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1DeviceTensor_html" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1DeviceTensor.html" > faiss::gpu::DeviceTensor< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "DeviceTensor_8cuh_source.html#l00024" > DeviceTensor.cuh:24< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_aba3e3cfa469e5187f2d553fff10e0250" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#aba3e3cfa469e5187f2d553fff10e0250" > faiss::gpu::IVFBase::dim_< / a > < / div > < div class = "ttdeci" > const int dim_< / div > < div class = "ttdoc" > Expected dimensionality of the vectors. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cuh_source.html#l00087" > IVFBase.cuh:87< / a > < / div > < / div >
2017-02-25 00:32:08 +08:00
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_a5027720549de98f4e609d6339099df35" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#a5027720549de98f4e609d6339099df35" > faiss::gpu::IVFBase::addIndicesFromCpu_< / a > < / div > < div class = "ttdeci" > void addIndicesFromCpu_(int listId, const long *indices, size_t numVecs)< / div > < div class = "ttdoc" > Shared function to copy indices from CPU to GPU. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00244" > IVFBase.cu:244< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_ac9b69e1b2582cb2c064b5fff60d31cc8" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#ac9b69e1b2582cb2c064b5fff60d31cc8" > faiss::gpu::IVFBase::reclaimMemory< / a > < / div > < div class = "ttdeci" > size_t reclaimMemory()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00104" > IVFBase.cu:104< / a > < / div > < / div >
< div class = "ttc" id = "classfaiss_1_1gpu_1_1IVFBase_html_abd66dc9d32e6150b930d78f74d7dd2d7" > < div class = "ttname" > < a href = "classfaiss_1_1gpu_1_1IVFBase.html#abd66dc9d32e6150b930d78f74d7dd2d7" > faiss::gpu::IVFBase::getNumLists< / a > < / div > < div class = "ttdeci" > size_t getNumLists() const < / div > < div class = "ttdoc" > Returns the number of inverted lists. < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "IVFBase_8cu_source.html#l00194" > IVFBase.cu:194< / a > < / div > < / div >
2017-02-23 06:26:44 +08:00
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