From 7e814decc73b5d101c46788459ef7bc51d007208 Mon Sep 17 00:00:00 2001
From: "Unknown W. Brackets" <checkins@unknownbrackets.org>
Date: Sun, 30 Jan 2022 08:23:14 -0800
Subject: [PATCH] Headless: Improve total test time on Windows.

This improves it by almost 40%.
---
 Windows/main.cpp      |  3 ++-
 headless/Headless.cpp | 11 +++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/Windows/main.cpp b/Windows/main.cpp
index 1885c72cf6..26365e8c42 100644
--- a/Windows/main.cpp
+++ b/Windows/main.cpp
@@ -685,7 +685,8 @@ int WINAPI WinMain(HINSTANCE _hInstance, HINSTANCE hPrevInstance, LPSTR szCmdLin
 		LogManager::GetInstance()->SetAllLogLevels(LogTypes::LDEBUG);
 	}
 
-	timeBeginPeriod(1);  // TODO: Evaluate if this makes sense to keep.
+	// This still seems to improve performance noticeably.
+	timeBeginPeriod(1);
 
 	ContextMenuInit(_hInstance);
 	MainWindow::Init(_hInstance);
diff --git a/headless/Headless.cpp b/headless/Headless.cpp
index 941150d15d..22beaa129a 100644
--- a/headless/Headless.cpp
+++ b/headless/Headless.cpp
@@ -14,6 +14,10 @@
 #include "Common/System/NativeApp.h"
 #include "Common/System/System.h"
 
+#include "Common/CommonWindows.h"
+#if PPSSPP_PLATFORM(WINDOWS)
+#include <timeapi.h>
+#endif
 #include "Common/CPUDetect.h"
 #include "Common/File/VFS/VFS.h"
 #include "Common/File/VFS/AssetReader.h"
@@ -240,6 +244,9 @@ bool RunAutoTest(HeadlessHost *headlessHost, CoreParameter &coreParameter, bool
 int main(int argc, const char* argv[])
 {
 	PROFILE_INIT();
+#if PPSSPP_PLATFORM(WINDOWS)
+	timeBeginPeriod(1);
+#endif
 
 #if defined(_DEBUG) && defined(_MSC_VER)
 	_CrtSetDbgFlag(_CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF);
@@ -509,6 +516,10 @@ int main(int argc, const char* argv[])
 	LogManager::Shutdown();
 	delete printfLogger;
 
+#if PPSSPP_PLATFORM(WINDOWS)
+	timeEndPeriod(1);
+#endif
+
 	if (!failedTests.empty() && !teamCityMode)
 		return 1;
 	return 0;