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我目前在 Flutter 2.6.0-12.0.pre.406 版本的主频道中,每次运行应用程序时,我都会在控制台中收到这些奇怪的消息,我只想知道为什么以及它们的含义以及我是否可以忽略这些。当我新创建一个应用程序并在不编辑任何内容的情况下运行它时,甚至会发生这种情况。所以即使我正在运行示例应用程序。

这是输出:

Launching lib\main.dart on ... in debug mode...
Running Gradle task 'assembleDebug'...                              7,0s
√  Built build\app\outputs\flutter-apk\app-debug.apk.
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
Syncing files to device ...                                 98ms
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true

Flutter run key commands.
r Hot reload.
R Hot restart.
h List all available interactive commands.
d Detach (terminate "flutter run" but leave application running).
c Clear the screen
q Quit (terminate the application on the device).

 Running with sound null safety 

An Observatory debugger and profiler on ... is available at: http://127.0.0.1:59402/M3bn7N7nUow=/
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/Gralloc4(25682): mapper 4.x is not supported
W/Gralloc3(25682): mapper 3.x is not supported
I/gralloc (25682): Arm Module v1.0
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] cancelDraw io.flutter.embedding.android.FlutterActivityAndFragmentDelegate$2@ba09739  isViewVisible: true
The Flutter DevTools debugger and profiler onv... is available at: http://127.0.0.1:9101?uri=http://127.0.0.1:59402/M3bn7N7nUow=/
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] pd() Asnyc report
I/SurfaceView(25682): setParentSpaceRectangle: useBLAST = false position = Rect(0, 0 - 1440, 3020) frameNumber = 1 t = android.view.SurfaceControl$Transaction@89f17e
I/SurfaceView(25682): applySurfaceTransforms: t = android.view.SurfaceControl$Transaction@89f17e surfaceControl = Surface(name=SurfaceView - com.example.randomdice2/com.example.randomdice2.MainActivity@761f583@0)/@0x7c466df frame = 1
I/SurfaceView(25682): applySurfaceTransforms: postScaleX = 1.0 postScaleY = 1.0
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] pdf(0) 1 android.view.ViewRootImpl.lambda$performDraw$1$ViewRootImpl:4668 android.view.-$$Lambda$ViewRootImpl$DJd0VUYJgsebcnSohO6h8zc_ONI.run:6 android.os.Handler.handleCallback:938
I/ViewRootImpl@963f43d[MainActivity](25682): [DP] rdf()
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