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IndexFlat_c.cpp
/**
* Copyright (c) 2015-present, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD+Patents license found in the
* LICENSE file in the root directory of this source tree.
*/
// Copyright 2004-present Facebook. All Rights Reserved.
// -*- c++ -*-
#include "IndexFlat_c.h"
#include "IndexFlat.h"
#include "Index.h"
#include "macros_impl.h"
extern "C" {
using faiss::Index;
using faiss::IndexFlat;
using faiss::IndexFlatIP;
using faiss::IndexFlatL2;
using faiss::IndexFlatL2BaseShift;
using faiss::IndexRefineFlat;
using faiss::IndexFlat1D;
DEFINE_DESTRUCTOR(IndexFlat)
DEFINE_INDEX_DOWNCAST(IndexFlat)
int faiss_IndexFlat_new(FaissIndexFlat** p_index) {
try {
*p_index = reinterpret_cast<FaissIndexFlat*>(new IndexFlat());
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexFlat_new_with(FaissIndexFlat** p_index, idx_t d, FaissMetricType metric) {
try {
IndexFlat* index = new IndexFlat(d, static_cast<faiss::MetricType>(metric));
*p_index = reinterpret_cast<FaissIndexFlat*>(index);
return 0;
} CATCH_AND_HANDLE
}
void faiss_IndexFlat_xb(FaissIndexFlat* index, float** p_xb, size_t* p_size) {
auto& xb = reinterpret_cast< IndexFlat*>(index)->xb;
*p_xb = xb.data();
if (p_size) {
*p_size = xb.size();
}
}
int faiss_IndexFlat_compute_distance_subset(
FaissIndex* index,
idx_t n,
const float *x,
idx_t k,
float *distances,
const idx_t *labels) {
try {
reinterpret_cast< IndexFlat*>(index)->compute_distance_subset(
n, x, k, distances, labels);
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexFlatIP_new(FaissIndexFlatIP** p_index) {
try {
IndexFlatIP* index = new IndexFlatIP();
*p_index = reinterpret_cast<FaissIndexFlatIP*>(index);
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexFlatIP_new_with(FaissIndexFlatIP** p_index, idx_t d) {
try {
IndexFlatIP* index = new IndexFlatIP(d);
*p_index = reinterpret_cast<FaissIndexFlatIP*>(index);
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexFlatL2_new(FaissIndexFlatL2** p_index) {
try {
IndexFlatL2* index = new IndexFlatL2();
*p_index = reinterpret_cast<FaissIndexFlatL2*>(index);
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexFlatL2_new_with(FaissIndexFlatL2** p_index, idx_t d) {
try {
IndexFlatL2* index = new IndexFlatL2(d);
*p_index = reinterpret_cast<FaissIndexFlatL2*>(index);
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexFlatL2BaseShift_new(FaissIndexFlatL2BaseShift** p_index, idx_t d, size_t nshift, const float *shift) {
try {
IndexFlatL2BaseShift* index = new IndexFlatL2BaseShift(d, nshift, shift);
*p_index = reinterpret_cast<FaissIndexFlatL2BaseShift*>(index);
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexRefineFlat_new(FaissIndexRefineFlat** p_index, FaissIndex* base_index) {
try {
IndexRefineFlat* index = new IndexRefineFlat(
reinterpret_cast<faiss::Index*>(base_index));
*p_index = reinterpret_cast<FaissIndexRefineFlat*>(index);
return 0;
} CATCH_AND_HANDLE
}
DEFINE_DESTRUCTOR(IndexRefineFlat)
int faiss_IndexFlat1D_new(FaissIndexFlat1D** p_index) {
try {
IndexFlat1D* index = new IndexFlat1D();
*p_index = reinterpret_cast<FaissIndexFlat1D*>(index);
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexFlat1D_new_with(FaissIndexFlat1D** p_index, int continuous_update) {
try {
IndexFlat1D* index = new IndexFlat1D(static_cast<bool>(continuous_update));
*p_index = reinterpret_cast<FaissIndexFlat1D*>(index);
return 0;
} CATCH_AND_HANDLE
}
int faiss_IndexFlat1D_update_permutation(FaissIndexFlat1D* index) {
try {
reinterpret_cast< IndexFlat1D*>(index)->update_permutation();
return 0;
} CATCH_AND_HANDLE
}
}
faiss::IndexFlat
Definition: IndexFlat.h:22
faiss::IndexFlat1D
optimized version for 1D &quot;vectors&quot;
Definition: IndexFlat.h:137
faiss::IndexFlatL2
Definition: IndexFlat.h:78
faiss::IndexFlatIP
Definition: IndexFlat.h:72
faiss::IndexRefineFlat
Definition: IndexFlat.h:102
faiss::IndexFlatL2BaseShift
Definition: IndexFlat.h:85
faiss::Index
Definition: Index.h:62