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131 lines
3.0 KiB
C++
131 lines
3.0 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#pragma once
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#include "ExecutionEngine.h"
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#include "wrapper/VecIndex.h"
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#include <memory>
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#include <string>
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namespace milvus {
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namespace engine {
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class ExecutionEngineImpl : public ExecutionEngine {
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public:
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ExecutionEngineImpl(uint16_t dimension, const std::string& location, EngineType index_type, MetricType metric_type,
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int32_t nlist);
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ExecutionEngineImpl(VecIndexPtr index, const std::string& location, EngineType index_type, MetricType metric_type,
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int32_t nlist);
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Status
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AddWithIds(int64_t n, const float* xdata, const int64_t* xids) override;
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size_t
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Count() const override;
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size_t
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Size() const override;
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size_t
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Dimension() const override;
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size_t
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PhysicalSize() const override;
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Status
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Serialize() override;
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Status
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Load(bool to_cache) override;
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Status
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CopyToGpu(uint64_t device_id, bool hybrid = false) override;
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Status
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CopyToIndexFileToGpu(uint64_t device_id) override;
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Status
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CopyToCpu() override;
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ExecutionEnginePtr
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Clone() override;
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Status
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Merge(const std::string& location) override;
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Status
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Search(int64_t n, const float* data, int64_t k, int64_t nprobe, float* distances, int64_t* labels,
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bool hybrid = false) const override;
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ExecutionEnginePtr
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BuildIndex(const std::string& location, EngineType engine_type) override;
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Status
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Cache() override;
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Status
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GpuCache(uint64_t gpu_id) override;
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Status
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Init() override;
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EngineType
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IndexEngineType() const override {
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return index_type_;
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}
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MetricType
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IndexMetricType() const override {
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return metric_type_;
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}
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std::string
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GetLocation() const override {
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return location_;
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}
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private:
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VecIndexPtr
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CreatetVecIndex(EngineType type);
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VecIndexPtr
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Load(const std::string& location);
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void
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HybridLoad() const;
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void
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HybridUnset() const;
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protected:
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VecIndexPtr index_ = nullptr;
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EngineType index_type_;
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MetricType metric_type_;
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int64_t dim_;
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std::string location_;
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int32_t nlist_ = 0;
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int32_t gpu_num_ = 0;
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};
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} // namespace engine
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} // namespace milvus
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