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AutoTune_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 <cstring>
#include "AutoTune.h"
#include "AutoTune_c.h"
#include "macros_impl.h"
using faiss::Index;
using faiss::ParameterRange;
using faiss::ParameterSpace;
/** Build and index with the sequence of processing steps described in
* the string.
*/
int faiss_index_factory(FaissIndex** p_index, int d, const char* description, FaissMetricType metric) {
try {
*p_index = reinterpret_cast<FaissIndex*>(faiss::index_factory(
d, description, static_cast<faiss::MetricType>(metric)));
} CATCH_AND_HANDLE
}
const char* faiss_ParameterRange_name(const FaissParameterRange* range) {
return reinterpret_cast<const ParameterRange*>(range)->name.c_str();
}
void faiss_ParameterRange_values(FaissParameterRange* range, double** p_values, size_t* p_size) {
auto& values = reinterpret_cast<ParameterRange*>(range)->values;
*p_values = values.data();
*p_size = values.size();
}
int faiss_ParameterSpace_new(FaissParameterSpace** space) {
try {
auto new_space = new ParameterSpace();
*space = reinterpret_cast<FaissParameterSpace*>(new_space);
} CATCH_AND_HANDLE
}
DEFINE_DESTRUCTOR(ParameterSpace)
size_t faiss_ParameterSpace_n_combinations(const FaissParameterSpace* space) {
return reinterpret_cast<const ParameterSpace*>(space)->n_combinations();
}
int faiss_ParameterSpace_combination_name(const FaissParameterSpace* space, size_t cno, char* char_buffer, size_t size) {
try {
auto rep = reinterpret_cast<const ParameterSpace*>(space)->combination_name(cno);
strncpy(char_buffer, rep.c_str(), size);
} CATCH_AND_HANDLE
}
int faiss_ParameterSpace_set_index_parameters(const FaissParameterSpace* space, FaissIndex* cindex, const char* param_string) {
try {
auto index = reinterpret_cast<Index*>(cindex);
reinterpret_cast<const ParameterSpace*>(space)->set_index_parameters(index, param_string);
} CATCH_AND_HANDLE
}
/// set a combination of parameters on an index
int faiss_ParameterSpace_set_index_parameters_cno(const FaissParameterSpace* space, FaissIndex* cindex, size_t cno) {
try {
auto index = reinterpret_cast<Index*>(cindex);
reinterpret_cast<const ParameterSpace*>(space)->set_index_parameters(index, cno);
} CATCH_AND_HANDLE
}
int faiss_ParameterSpace_set_index_parameter(const FaissParameterSpace* space, FaissIndex* cindex, const char * name, double value) {
try {
auto index = reinterpret_cast<Index*>(cindex);
reinterpret_cast<const ParameterSpace*>(space)->set_index_parameter(index, name, value);
} CATCH_AND_HANDLE
}
void faiss_ParameterSpace_display(const FaissParameterSpace* space) {
reinterpret_cast<const ParameterSpace*>(space)->display();
}
int faiss_ParameterSpace_add_range(FaissParameterSpace* space, const char* name, FaissParameterRange** p_range) {
try {
ParameterRange& range = reinterpret_cast<ParameterSpace*>(space)->add_range(name);
if (p_range) {
*p_range = reinterpret_cast<FaissParameterRange*>(&range);
}
} CATCH_AND_HANDLE
}
faiss::ParameterSpace
Definition: AutoTune.h:132
faiss::Index
Definition: Index.h:62
faiss::ParameterRange
possible values of a parameter, sorted from least to most expensive/accurate
Definition: AutoTune.h:125
faiss::index_factory
Index * index_factory(int d, const char *description_in, MetricType metric)
Definition: AutoTune.cpp:722