wehub-resource-sync
42 lines
721 B
C++
42 lines
721 B
C++
//
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// RandomSampler.hpp
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// MNN
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//
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// Created by MNN on 2019/11/14.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#ifndef RandomSampler_hpp
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#define RandomSampler_hpp
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#include <vector>
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#include "Sampler.hpp"
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namespace MNN {
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namespace Train {
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class MNN_PUBLIC RandomSampler : public Sampler {
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public:
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explicit RandomSampler(size_t size, bool shuffle = true);
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void reset(size_t size) override;
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size_t size() override;
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const std::vector<size_t> indices();
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size_t index();
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std::vector<size_t> next(size_t batchSize) override;
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private:
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std::vector<size_t> mIndices;
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size_t mIndex = 0;
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bool mShuffle;
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};
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} // namespace Train
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} // namespace MNN
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#endif // RandomSampler
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