perf: 延迟检查显卡的功能级别以加快主窗口显示

Blinue · Dec 24, 2024 · 66cd3ab · 66cd3ab
1 parent f8b1833
commit 66cd3ab
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Showing 3 changed files with 14 additions and 1 deletion.
diff --git a/src/Magpie/AdaptersService.cpp b/src/Magpie/AdaptersService.cpp
@@ -42,7 +42,6 @@ bool AdaptersService::Initialize() noexcept {
 
 	_UpdateProfiles();
 
-	_monitorThread = std::thread(std::bind_front(&AdaptersService::_MonitorThreadProc, this));
     return true;
 }
 
@@ -66,6 +65,10 @@ void AdaptersService::Uninitialize() noexcept {
 	_monitorThread.join();
 }
 
+void AdaptersService::StartMonitor() noexcept {
+	_monitorThread = std::thread(std::bind_front(&AdaptersService::_MonitorThreadProc, this));
+}
+
 bool AdaptersService::_GatherAdapterInfos(
 	com_ptr<IDXGIFactory7>& dxgiFactory,
 	wil::unique_event_nothrow& adaptersChangedEvent,

diff --git a/src/Magpie/AdaptersService.h b/src/Magpie/AdaptersService.h
@@ -28,6 +28,8 @@ class AdaptersService {
 
 	void Uninitialize() noexcept;
 
+	void StartMonitor() noexcept;
+
 	const std::vector<AdapterInfo>& AdapterInfos() const noexcept {
 		return _adapterInfos;
 	}

diff --git a/src/Magpie/App.cpp b/src/Magpie/App.cpp
@@ -187,6 +187,14 @@ bool App::Initialize(const wchar_t* arguments) {
 			_Uninitialize();
 			return false;
 		}
+
+		// 有的设备上后台调用 D3D11CreateDevice 会拖累主窗口显示速度，因此应在主窗口显示后
+		// 再检查显卡的功能级别，用低优先级回调做到这一点。
+		App::Get().Dispatcher().RunAsync(CoreDispatcherPriority::Low, []() {
+			AdaptersService::Get().StartMonitor();
+		});
+	} else {
+		AdaptersService::Get().StartMonitor();
 	}
 
 	return true;