third_party/angle/util/windows/win32/test_utils_win32.cpp

//
// Copyright 2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//

// test_utils_win32.cpp: Implementation of OS-specific functions for Win32 (Windows)

#include "util/test_utils.h"

#include <windows.h>
#include <array>

#include "util/random_utils.h"

namespace angle
{
void SetLowPriorityProcess()
{
    SetPriorityClass(GetCurrentProcess(), BELOW_NORMAL_PRIORITY_CLASS);
}

bool StabilizeCPUForBenchmarking()
{
    if (::SetThreadAffinityMask(::GetCurrentThread(), 1) == 0)
    {
        return false;
    }
    if (::SetPriorityClass(::GetCurrentProcess(), REALTIME_PRIORITY_CLASS) == FALSE)
    {
        return false;
    }
    if (::SetThreadPriority(::GetCurrentThread(), THREAD_PRIORITY_TIME_CRITICAL) == FALSE)
    {
        return false;
    }

    return true;
}
}  // namespace angle