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<div class="title">MetaIndexes_c.cpp</div> </div>
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<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"> * Copyright (c) 2015-present, Facebook, Inc.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * All rights reserved.</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * This source code is licensed under the BSD+Patents license found in the</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * LICENSE file in the root directory of this source tree.</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// Copyright 2004-present Facebook. All Rights Reserved.</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// -*- c++ -*-</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 "MetaIndexes_c.h"</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "MetaIndexes.h"</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "macros_impl.h"</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">using</span> <a class="code" href="structfaiss_1_1Index.html">faiss::Index</a>;</div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">using</span> <a class="code" href="structfaiss_1_1IndexIDMap.html">faiss::IndexIDMap</a>;</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">using</span> <a class="code" href="structfaiss_1_1IndexIDMap2.html">faiss::IndexIDMap2</a>;</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">using</span> <a class="code" href="structfaiss_1_1IndexShards.html">faiss::IndexShards</a>;</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> DEFINE_GETTER(<a class="code" href="structfaiss_1_1IndexIDMap.html">IndexIDMap</a>, <span class="keywordtype">int</span>, own_fields)</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> DEFINE_SETTER(<a class="code" href="structfaiss_1_1IndexIDMap.html">IndexIDMap</a>, <span class="keywordtype">int</span>, own_fields)</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="keywordtype">int</span> faiss_IndexIDMap_new(FaissIndexIDMap** p_index, FaissIndex* index) {</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">auto</span> out = <span class="keyword">new</span> IndexIDMap(reinterpret_cast<Index*>(index));</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  *p_index = <span class="keyword">reinterpret_cast<</span>FaissIndexIDMap*<span class="keyword">></span>(out);</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  } CATCH_AND_HANDLE</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> }</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keywordtype">void</span> faiss_IndexIDMap_id_map(FaissIndexIDMap* index, <span class="keywordtype">long</span>** p_id_map, <span class="keywordtype">size_t</span>* p_size) {</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">auto</span> idx = <span class="keyword">reinterpret_cast<</span>IndexIDMap*<span class="keyword">></span>(index);</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keywordflow">if</span> (p_id_map)</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  *p_id_map = idx->id_map.data();</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordflow">if</span> (p_size)</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  *p_size = idx->id_map.size();</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> }</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> <span class="keywordtype">int</span> faiss_IndexIDMap2_new(FaissIndexIDMap2** p_index, FaissIndex* index) {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">auto</span> out = <span class="keyword">new</span> <a class="code" href="structfaiss_1_1IndexIDMap2.html">IndexIDMap2</a>(reinterpret_cast<Index*>(index));</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  *p_index = <span class="keyword">reinterpret_cast<</span>FaissIndexIDMap2*<span class="keyword">></span>(out);</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  } CATCH_AND_HANDLE</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> }</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keywordtype">int</span> faiss_IndexIDMap2_construct_rev_map(FaissIndexIDMap2* index) {</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">reinterpret_cast<</span><a class="code" href="structfaiss_1_1IndexIDMap2.html">IndexIDMap2</a>*<span class="keyword">></span>(index)->construct_rev_map();</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  } CATCH_AND_HANDLE</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> }</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> DEFINE_GETTER(<a class="code" href="structfaiss_1_1IndexShards.html">IndexShards</a>, <span class="keywordtype">int</span>, own_fields)</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> DEFINE_SETTER(<a class="code" href="structfaiss_1_1IndexShards.html">IndexShards</a>, <span class="keywordtype">int</span>, own_fields)</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> DEFINE_GETTER(IndexShards, <span class="keywordtype">int</span>, threaded)</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> DEFINE_SETTER(IndexShards, <span class="keywordtype">int</span>, threaded)</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> DEFINE_GETTER(IndexShards, <span class="keywordtype">int</span>, successive_ids)</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> DEFINE_SETTER(IndexShards, <span class="keywordtype">int</span>, successive_ids)</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="keywordtype">int</span> faiss_IndexShards_new(FaissIndexShards** p_index, idx_t d) {</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">auto</span> out = <span class="keyword">new</span> IndexShards(d);</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  *p_index = <span class="keyword">reinterpret_cast<</span>FaissIndexShards*<span class="keyword">></span>(out);</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  } CATCH_AND_HANDLE</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="keywordtype">int</span> faiss_IndexShards_new_with_options(FaissIndexShards** p_index, idx_t d, <span class="keywordtype">int</span> threaded, <span class="keywordtype">int</span> successive_ids) {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">auto</span> out = <span class="keyword">new</span> <a class="code" href="structfaiss_1_1IndexShards.html">IndexShards</a>(d, static_cast<bool>(threaded), static_cast<bool>(successive_ids));</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  *p_index = <span class="keyword">reinterpret_cast<</span>FaissIndexShards*<span class="keyword">></span>(out);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  } CATCH_AND_HANDLE</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> }</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"></span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">/** get a pointer to the index' shards (the `shard_indexes` field). The</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> * outputs of this function become invalid after any operation that can modify the index.</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> * @param index opaque pointer to index object</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> * @param p_shard_indexes output, the pointer to the beginning of `shard_indexes`.</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment"> * @param p_size output, the current length of `shard_indexes`.</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keywordtype">void</span> faiss_IndexShards_shard_indexes(FaissIndexShards* index, FaissIndex** p_shard_indexes, <span class="keywordtype">size_t</span>* p_size) {</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">auto</span> idx = <span class="keyword">reinterpret_cast<</span><a class="code" href="structfaiss_1_1IndexShards.html">IndexShards</a>*<span class="keyword">></span>(index);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (p_shard_indexes)</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  *p_shard_indexes = <span class="keyword">reinterpret_cast<</span>FaissIndex*<span class="keyword">></span>(idx->shard_indexes.data());</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">if</span> (p_size)</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  *p_size = idx->shard_indexes.size();</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="keywordtype">int</span> faiss_IndexShards_add_shard(FaissIndexShards* index, FaissIndex* shard) {</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">reinterpret_cast<</span><a class="code" href="structfaiss_1_1IndexShards.html">IndexShards</a>*<span class="keyword">></span>(index)->add_shard(</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  reinterpret_cast<Index*>(shard));</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  } CATCH_AND_HANDLE</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</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> <span class="keywordtype">int</span> faiss_IndexShards_sync_with_shard_indexes(FaissIndexShards* index) {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordflow">try</span> {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keyword">reinterpret_cast<</span><a class="code" href="structfaiss_1_1IndexShards.html">IndexShards</a>*<span class="keyword">></span>(index)->sync_with_shard_indexes();</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  } CATCH_AND_HANDLE</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> FaissIndex* faiss_IndexShards_at(FaissIndexShards* index, <span class="keywordtype">int</span> i) {</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keyword">auto</span> shard = <span class="keyword">reinterpret_cast<</span><a class="code" href="structfaiss_1_1IndexShards.html">IndexShards</a>*<span class="keyword">></span>(index)->at(i);</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span>FaissIndex*<span class="keyword">></span>(shard);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> }</div>
<div class="ttc" id="structfaiss_1_1IndexIDMap2_html"><div class="ttname"><a href="structfaiss_1_1IndexIDMap2.html">faiss::IndexIDMap2</a></div><div class="ttdef"><b>Definition:</b> <a href="MetaIndexes_8h_source.html#l00062">MetaIndexes.h:62</a></div></div>
<div class="ttc" id="structfaiss_1_1IndexIDMap_html"><div class="ttname"><a href="structfaiss_1_1IndexIDMap.html">faiss::IndexIDMap</a></div><div class="ttdef"><b>Definition:</b> <a href="MetaIndexes_8h_source.html#l00025">MetaIndexes.h:25</a></div></div>
<div class="ttc" id="structfaiss_1_1Index_html"><div class="ttname"><a href="structfaiss_1_1Index.html">faiss::Index</a></div><div class="ttdef"><b>Definition:</b> <a href="Index_8h_source.html#l00062">Index.h:62</a></div></div>
<div class="ttc" id="structfaiss_1_1IndexShards_html"><div class="ttname"><a href="structfaiss_1_1IndexShards.html">faiss::IndexShards</a></div><div class="ttdef"><b>Definition:</b> <a href="MetaIndexes_8h_source.html#l00085">MetaIndexes.h:85</a></div></div>
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