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Fix unable to read untrained index (#817)

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This commit is contained in:
Pierre Letessier 2019-05-07 18:14:15 +02:00 committed by Lucas Hosseini
parent 012954ebbf
commit 5d1ed5b6fb
1 changed files with 10 additions and 8 deletions
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18
index_io.cpp
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@ -866,14 +866,16 @@ static IndexIVFPQ *read_ivfpq (IOReader *f, uint32_t h, int io_flags)
read_InvertedLists (ivpq, f, io_flags);
}
// precomputed table not stored. It is cheaper to recompute it
ivpq->use_precomputed_table = 0;
if (ivpq->by_residual)
ivpq->precompute_table ();
if (ivfpqr) {
read_ProductQuantizer (&ivfpqr->refine_pq, f);
READVECTOR (ivfpqr->refine_codes);
READ1 (ivfpqr->k_factor);
if (ivpq->is_trained) {
// precomputed table not stored. It is cheaper to recompute it
ivpq->use_precomputed_table = 0;
if (ivpq->by_residual)
ivpq->precompute_table();
if (ivfpqr) {
read_ProductQuantizer(&ivfpqr->refine_pq, f);
READVECTOR (ivfpqr->refine_codes);
READ1 (ivfpqr->k_factor);
}
}
return ivpq;
}