milvus/internal/core/src/segcore/ReduceStructure.h
Cai Yudong 1dca18d3d3
Use std::numeric_limits instead of MAXFLOAT to fix porting issue (#13954)
Signed-off-by: yudong.cai <yudong.cai@zilliz.com>
2021-12-23 10:31:15 +08:00

67 lines
2.1 KiB
C++

// Copyright (C) 2019-2020 Zilliz. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed under the License
// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
// or implied. See the License for the specific language governing permissions and limitations under the License
#include <limits>
#include "common/Consts.h"
#include "common/Types.h"
#include "segcore/Reduce.h"
using milvus::SearchResult;
struct SearchResultPair {
int64_t primary_key_;
float distance_;
milvus::SearchResult* search_result_;
int64_t index_;
int64_t offset_;
int64_t offset_rb_; // right bound
SearchResultPair(int64_t primary_key, float distance, SearchResult* result, int64_t index, int64_t lb, int64_t rb)
: primary_key_(primary_key),
distance_(distance),
search_result_(result),
index_(index),
offset_(lb),
offset_rb_(rb) {
}
bool
operator>(const SearchResultPair& other) const {
if (this->primary_key_ == INVALID_ID) {
return false;
} else {
if (other.primary_key_ == INVALID_ID) {
return true;
} else {
return (distance_ > other.distance_);
}
}
}
void
reset() {
if (offset_ < offset_rb_) {
offset_++;
if (offset_ < offset_rb_) {
primary_key_ = search_result_->primary_keys_.at(offset_);
distance_ = search_result_->distances_.at(offset_);
} else {
primary_key_ = INVALID_ID;
distance_ = std::numeric_limits<float>::max();
}
} else {
primary_key_ = INVALID_ID;
distance_ = std::numeric_limits<float>::max();
}
}
};