Namespace faiss::cppcontrib

namespace cppcontrib
template<intptr_t DIM, intptr_t COARSE_SIZE, intptr_t FINE_SIZE, intptr_t COARSE_BITS = 8, intptr_t FINE_BITS = 8>
struct Index2LevelDecoder
#include <Level2-inl.h>

Index2LevelDecoder.

Public Types

using coarse_storage_type = typename detail::CoarseBitType<COARSE_BITS>::bit_type

Public Static Functions

static inline void store (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqCoarseCentroids2, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void store (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqCoarseCentroids2, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void store (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqCoarseCentroids2, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)

Public Static Attributes

static constexpr intptr_t dim = DIM
static constexpr intptr_t coarseSize = COARSE_SIZE
static constexpr intptr_t fineSize = FINE_SIZE
static constexpr intptr_t coarseBits = COARSE_BITS
static constexpr intptr_t fineBits = FINE_BITS
static constexpr intptr_t COARSE_TABLE_BYTES = (1 << COARSE_BITS)
static constexpr intptr_t FINE_TABLE_BYTES = (1 << FINE_BITS)
template<typename SubIndexT>
struct IndexMinMaxDecoder

Public Static Functions

static inline void store (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void store (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqCoarseCentroids2, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum, float &minvAccum)

Public Static Attributes

static constexpr intptr_t dim = SubIndexT::dim
template<typename SubIndexT>
struct IndexMinMaxFP16Decoder

Public Static Functions

static inline void store (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void store (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids0, const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqCoarseCentroids1, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqCoarseCentroids2, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqCoarseCentroids, const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum, float &minvAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum, float &minvAccum)

Public Static Attributes

static constexpr intptr_t dim = SubIndexT::dim
template<intptr_t DIM, intptr_t FINE_SIZE, intptr_t FINE_BITS = 8>
struct IndexPQDecoder
#include <PQ-inl.h>

IndexPQDecoder.

Public Static Functions

static inline void store (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void store (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void store (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, float *const __restrict outputStore)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code, const float weight, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids0, const uint8_t *const __restrict code0, const float weight0, const float *const __restrict pqFineCentroids1, const uint8_t *const __restrict code1, const float weight1, const float *const __restrict pqFineCentroids2, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)
static inline void accum (const float *const __restrict pqFineCentroids, const uint8_t *const __restrict code0, const float weight0, const uint8_t *const __restrict code1, const float weight1, const uint8_t *const __restrict code2, const float weight2, float *const __restrict outputAccum)

Public Static Attributes

static constexpr intptr_t dim = DIM
static constexpr intptr_t fineSize = FINE_SIZE
static constexpr intptr_t fineBits = FINE_BITS
static constexpr intptr_t FINE_TABLE_BYTES = (1 << FINE_BITS)
namespace detail

Typedefs

template<intptr_t DIM, intptr_t CODE_SIZE, intptr_t CODE_BITS, intptr_t CPOS>
using UintReader = typename UintReaderImplType<DIM / CODE_SIZE, CODE_BITS, CPOS>::reader_type
template<intptr_t N_ELEMENTS, intptr_t CODE_BITS, intptr_t CPOS>
using UintReaderRaw = typename UintReaderImplType<N_ELEMENTS, CODE_BITS, CPOS>::reader_type
template<int COARSE_BITS>
struct CoarseBitType
template<>
struct CoarseBitType<8>

Public Types

using bit_type = uint8_t
template<>
struct CoarseBitType<16>

Public Types

using bit_type = uint16_t