27 lines
552 B
C++
27 lines
552 B
C++
/*!
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* Copyright 2015 by Contributors
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* \file random.h
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* \brief Utility related to random.
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* \author Tianqi Chen
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*/
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#ifndef XGBOOST_COMMON_RANDOM_H_
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#define XGBOOST_COMMON_RANDOM_H_
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#include <random>
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namespace xgboost {
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namespace common {
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/*!
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* \brief Random Engine
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*/
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typedef std::mt19937 RandomEngine;
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/*!
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* \brief global singleton of a random engine.
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* Only use this engine when necessary, not thread-safe.
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*/
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RandomEngine& GlobalRandom(); // NOLINT(*)
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} // namespace common
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} // namespace xgboost
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#endif // XGBOOST_COMMON_RANDOM_H_
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