47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
#include "stdafx.h"
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#include "PlatformUtilities.h"
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#if !defined(LIBRETRO) && defined(_WIN32)
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#include <Windows.h>
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#endif
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bool PlatformUtilities::_highResTimerEnabled = false;
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void PlatformUtilities::DisableScreensaver()
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{
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//Prevent screensaver/etc from starting while using the emulator
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//DirectInput devices apparently do not always count as user input
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#if !defined(LIBRETRO) && defined(_WIN32)
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SetThreadExecutionState(ES_SYSTEM_REQUIRED | ES_DISPLAY_REQUIRED | ES_CONTINUOUS);
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#endif
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}
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void PlatformUtilities::EnableScreensaver()
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{
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#if !defined(LIBRETRO) && defined(_WIN32)
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SetThreadExecutionState(ES_CONTINUOUS);
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#endif
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}
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void PlatformUtilities::EnableHighResolutionTimer()
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{
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#if !defined(LIBRETRO) && defined(_WIN32)
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//Request a 1ms timer resolution on Windows while a game is running
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if (!_highResTimerEnabled)
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{
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timeBeginPeriod(1);
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_highResTimerEnabled = true;
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}
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#endif
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}
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void PlatformUtilities::RestoreTimerResolution()
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{
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#if !defined(LIBRETRO) && defined(_WIN32)
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if (_highResTimerEnabled)
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{
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timeEndPeriod(1);
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_highResTimerEnabled = false;
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}
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#endif
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}
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