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1ed49f92dd
This utilizes undocumented NtDll functions to change the current timer resolution from the default of 1ms.
38 lines
1.1 KiB
C++
38 lines
1.1 KiB
C++
// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <chrono>
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namespace Common::Windows {
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/// Returns the minimum (least precise) supported timer resolution in nanoseconds.
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std::chrono::nanoseconds GetMinimumTimerResolution();
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/// Returns the maximum (most precise) supported timer resolution in nanoseconds.
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std::chrono::nanoseconds GetMaximumTimerResolution();
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/// Returns the current timer resolution in nanoseconds.
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std::chrono::nanoseconds GetCurrentTimerResolution();
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/**
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* Sets the current timer resolution.
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*
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* @param timer_resolution Timer resolution in nanoseconds.
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*
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* @returns The current timer resolution.
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*/
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std::chrono::nanoseconds SetCurrentTimerResolution(std::chrono::nanoseconds timer_resolution);
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/**
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* Sets the current timer resolution to the maximum supported timer resolution.
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*
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* @returns The current timer resolution.
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*/
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std::chrono::nanoseconds SetCurrentTimerResolutionToMaximum();
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/// Sleep for one tick of the current timer resolution.
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void SleepForOneTick();
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} // namespace Common::Windows
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