43 lines
1.2 KiB
C++
Executable File
43 lines
1.2 KiB
C++
Executable File
// ----------------------------------------------------------------------------
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// - Open3D: www.open3d.org -
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// ----------------------------------------------------------------------------
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// Copyright (c) 2018-2023 www.open3d.org
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// SPDX-License-Identifier: MIT
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// ----------------------------------------------------------------------------
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#pragma once
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#include <memory>
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namespace open3d {
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namespace utility {
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/// \brief CPU information.
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class CPUInfo {
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public:
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static CPUInfo& GetInstance();
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~CPUInfo() = default;
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CPUInfo(const CPUInfo&) = delete;
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void operator=(const CPUInfo&) = delete;
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/// Returns the number of physical CPU cores.
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/// This is similar to boost::thread::physical_concurrency().
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int NumCores() const;
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/// Returns the number of logical CPU cores.
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/// This returns the same result as std::thread::hardware_concurrency() or
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/// boost::thread::hardware_concurrency().
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int NumThreads() const;
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/// Prints CPUInfo in the console.
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void Print() const;
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private:
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CPUInfo();
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struct Impl;
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std::unique_ptr<Impl> impl_;
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};
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} // namespace utility
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} // namespace open3d
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