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Flutter Web Renderer : Canvaskit had issues on bigger screen sizes (5120x2880) in Chrome Web Browser #144998

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rnp0728 opened this issue Mar 12, 2024 · 3 comments
Labels
e: web_canvaskit CanvasKit (a.k.a. Skia-on-WebGL) rendering backend for Web engine flutter/engine repository. See also e: labels. found in release: 3.19 Found to occur in 3.19 found in release: 3.21 Found to occur in 3.21 has reproducible steps The issue has been confirmed reproducible and is ready to work on P2 Important issues not at the top of the work list platform-web Web applications specifically team-web Owned by Web platform team triaged-web Triaged by Web platform team

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@rnp0728
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rnp0728 commented Mar 12, 2024

Steps to reproduce

  1. Use web renderer Canvaskit (default renderer)
  2. then try to open your flutter app on chrome
  3. if you are not on a big screen desktop/laptop you can still generate it by going to inspect mode and set the screen size to 5120x2880 then the screen will to blank

NOTE : it only happens when the web renderer is set to Canvaskit

Expected results

The page should get loaded properly on bigger screens.

Actual results

Page gets cut when it is open in a bigger screen (in chrome)

Code sample

Code sample
// Flutter app scaffold body code segment
Container(
     color: Colors.red,
),
// Code inside web/index.html
 <script>
    window.addEventListener('load', function(ev) {
      // Download main.dart.js
      _flutter.loader.loadEntrypoint({
        serviceWorker: {
          serviceWorkerVersion: serviceWorkerVersion,
        },
        onEntrypointLoaded: function(engineInitializer) {
          engineInitializer.initializeEngine().then(function(appRunner) {
            appRunner.runApp();
          });
        }
      });
    });
  </script> 
or 
 <script>
    window.addEventListener('load', function(ev) {
      // Download main.dart.js
      _flutter.loader.loadEntrypoint({
        serviceWorker: {
          serviceWorkerVersion: serviceWorkerVersion,
        },
        onEntrypointLoaded: function(engineInitializer) {
          engineInitializer.initializeEngine({renderer: 'canvaskit'}).then(function(appRunner) {
            appRunner.runApp();
          });
        }
      });
    });
  </script>

Screenshots or Video

Screenshots / Video demonstration
Google.Chrome.2024-03-12.21-29-57.mp4

Logs

Logs
Warning when the issue occurrs
fca @ js?key=AIzaSyAA2TYlKeuEMFfdEH8d2-qzT8rSRiASyvY:218
google.maps.Load @ js?key=AIzaSyAA2TYlKeuEMFfdEH8d2-qzT8rSRiASyvY:14
(anonymous) @ js?key=AIzaSyAA2TYlKeuEMFfdEH8d2-qzT8rSRiASyvY:389
(anonymous) @ js?key=AIzaSyAA2TYlKeuEMFfdEH8d2-qzT8rSRiASyvY:389
flutter.js:3 Exception while loading service worker: Error: prepareServiceWorker took more than 4000ms to resolve. Moving on.
    at flutter.js:1:336
(anonymous) @ flutter.js:3
Promise.catch (async)
loadEntrypoint @ flutter.js:3
(anonymous) @ doctors:54
load (async)
(anonymous) @ doctors:52
22WebGL: this extension has very low support on mobile devices; do not rely on it for rendering effects: WEBGL_polygon_mode
canvaskit.js:129 WebGL: this extension has very low support on mobile devices; do not rely on it for rendering effects: WEBGL_polygon_mode
(anonymous) @ canvaskit.js:129
kd @ canvaskit.js:129
jd @ canvaskit.js:128
fa @ canvaskit.js:127
a.GetWebGLContext @ canvaskit.js:14
asy @ main.dart.js:69074
bff @ main.dart.js:69003
(anonymous) @ main.dart.js:68685
(anonymous) @ main.dart.js:6940
$2 @ main.dart.js:81583
q @ main.dart.js:6926
bnN @ main.dart.js:68700
L5 @ main.dart.js:68678
(anonymous) @ main.dart.js:68861
(anonymous) @ main.dart.js:6940
$2 @ main.dart.js:81583
q @ main.dart.js:6926
bw5 @ main.dart.js:68864
BC @ main.dart.js:68853
(anonymous) @ main.dart.js:74779
(anonymous) @ main.dart.js:6940
$2 @ main.dart.js:81583

// Error in between
Shader compilation error
canvaskit.js:170------------------------
canvaskit.js:170 1 #version 300 es
canvaskit.js:170 2
canvaskit.js:170 3 precision mediump float;
canvaskit.js:170 4 precision mediump sampler2D;
canvaskit.js:170 5 out mediump vec4 sk_FragColor;
canvaskit.js:170 6 uniform sampler2D uTextureSampler_0_S0;
canvaskit.js:170 7 in highp vec2 vlocalCoord_S0;
canvaskit.js:170 8 void main() {
canvaskit.js:170 9 mediump vec4 outputColor_S0 = vec4(1.0);
canvaskit.js:170 10 highp vec2 texCoord = vlocalCoord_S0;
canvaskit.js:170 11 outputColor_S0 = texture(uTextureSampler_0_S0, texCoord, -0.475);
canvaskit.js:170 12 {
canvaskit.js:170 13 sk_FragColor = outputColor_S0;
canvaskit.js:170 14 }

Flutter Doctor output

Doctor output
[√] Flutter (Channel stable, 3.19.3, on Microsoft Windows [Version 10.0.22631.3235], locale en-IN)
    • Flutter version 3.19.3 on channel stable at C:\flutter
    • Upstream repository https://github.com/flutter/flutter.git
    • Framework revision ba39319843 (5 days ago), 2024-03-07 15:22:21 -0600
    • Engine revision 2e4ba9c6fb
    • Dart version 3.3.1
    • DevTools version 2.31.1

[√] Windows Version (Installed version of Windows is version 10 or higher)

[√] Android toolchain - develop for Android devices (Android SDK version 34.0.0)
    • Android SDK at C:\Users\rudra\AppData\Local\Android\sdk
    • Platform android-34, build-tools 34.0.0
    • Java binary at: C:\Program Files\Android\Android Studio\jbr\bin\java
    • Java version OpenJDK Runtime Environment (build 17.0.7+0-b2043.56-10550314)
    • All Android licenses accepted.

[√] Chrome - develop for the web
    • Chrome at C:\Program Files\Google\Chrome\Application\chrome.exe

[X] Visual Studio - develop Windows apps
    X Visual Studio not installed; this is necessary to develop Windows apps.
      Download at https://visualstudio.microsoft.com/downloads/.
      Please install the "Desktop development with C++" workload, including all of its default components

[√] Android Studio (version 2023.1)
    • Android Studio at C:\Program Files\Android\Android Studio
    • Flutter plugin can be installed from:
       https://plugins.jetbrains.com/plugin/9212-flutter
    • Dart plugin can be installed from:
       https://plugins.jetbrains.com/plugin/6351-dart
    • Java version OpenJDK Runtime Environment (build 17.0.7+0-b2043.56-10550314)

[√] VS Code (version 1.87.1)
    • VS Code at C:\Users\rudra\AppData\Local\Programs\Microsoft VS Code
    • Flutter extension version 3.84.0

[√] Connected device (3 available)
    • Windows (desktop) • windows • windows-x64    • Microsoft Windows [Version 10.0.22631.3235]
    • Chrome (web)      • chrome  • web-javascript • Google Chrome 122.0.6261.112
    • Edge (web)        • edge    • web-javascript • Microsoft Edge 121.0.2277.112

[√] Network resources
    • All expected network resources are available.

! Doctor found issues in 1 category.
@darshankawar darshankawar added the in triage Presently being triaged by the triage team label Mar 13, 2024
@darshankawar
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Using canvaskit:

Screenshot 2024-03-13 at 12 52 10 PM

With html:

Screenshot 2024-03-13 at 12 51 31 PM
stable, master flutter doctor -v
[!] Flutter (Channel stable, 3.19.3, on macOS 12.2.1 21D62 darwin-x64, locale
    en-GB)
    • Flutter version 3.19.3 on channel stable at
      /Users/dhs/documents/fluttersdk/flutter
    ! Warning: `flutter` on your path resolves to
      /Users/dhs/Documents/Fluttersdk/flutter/bin/flutter, which is not inside
      your current Flutter SDK checkout at
      /Users/dhs/documents/fluttersdk/flutter. Consider adding
      /Users/dhs/documents/fluttersdk/flutter/bin to the front of your path.
    ! Warning: `dart` on your path resolves to
      /Users/dhs/Documents/Fluttersdk/flutter/bin/dart, which is not inside your
      current Flutter SDK checkout at /Users/dhs/documents/fluttersdk/flutter.
      Consider adding /Users/dhs/documents/fluttersdk/flutter/bin to the front
      of your path.
    • Upstream repository https://github.com/flutter/flutter.git
    • Framework revision ba39319843 (5 days ago), 2024-03-07 15:22:21 -0600
    • Engine revision 2e4ba9c6fb
    • Dart version 3.3.1
    • DevTools version 2.31.1
    • If those were intentional, you can disregard the above warnings; however
      it is recommended to use "git" directly to perform update checks and
      upgrades.

[!] Xcode - develop for iOS and macOS (Xcode 12.3)
    • Xcode at /Applications/Xcode.app/Contents/Developer
    ! Flutter recommends a minimum Xcode version of 13.
      Download the latest version or update via the Mac App Store.
    • CocoaPods version 1.11.2

[✓] Chrome - develop for the web
    • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome

[✓] VS Code (version 1.62.0)
    • VS Code at /Applications/Visual Studio Code.app/Contents
    • Flutter extension version 3.21.0

[✓] Connected device (5 available)
    • SM G975F (mobile)       • RZ8M802WY0X • android-arm64   • Android 11 (API 30)
    • Darshan's iphone (mobile)  • 21150b119064aecc249dfcfe05e259197461ce23 •
      ios            • iOS 14.4.1 18D61
    • iPhone 12 Pro Max (mobile) • A5473606-0213-4FD8-BA16-553433949729     •
      ios            • com.apple.CoreSimulator.SimRuntime.iOS-14-3 (simulator)
    • macOS (desktop)            • macos                                    •
      darwin-x64     • Mac OS X 10.15.4 19E2269 darwin-x64
    • Chrome (web)               • chrome                                   •
      web-javascript • Google Chrome 98.0.4758.80

[✓] HTTP Host Availability
    • All required HTTP hosts are available

! Doctor found issues in 1 category.

[!] Flutter (Channel master, 3.21.0-5.0.pre.23, on macOS 12.2.1 21D62
    darwin-x64, locale en-GB)
    • Flutter version 3.21.0-5.0.pre.23 on channel master at
      /Users/dhs/documents/fluttersdk/flutter
    ! Warning: `flutter` on your path resolves to
      /Users/dhs/Documents/Fluttersdk/flutter/bin/flutter, which is not inside
      your current Flutter SDK checkout at
      /Users/dhs/documents/fluttersdk/flutter. Consider adding
      /Users/dhs/documents/fluttersdk/flutter/bin to the front of your path.
    ! Warning: `dart` on your path resolves to
      /Users/dhs/Documents/Fluttersdk/flutter/bin/dart, which is not inside your
      current Flutter SDK checkout at /Users/dhs/documents/fluttersdk/flutter.
      Consider adding /Users/dhs/documents/fluttersdk/flutter/bin to the front
      of your path.
    • Upstream repository https://github.com/flutter/flutter.git
    • Framework revision 8270872f86 (4 hours ago), 2024-03-12 17:52:24 -0700
    • Engine revision ea848c3b24
    • Dart version 3.4.0 (build 3.4.0-227.0.dev)
    • DevTools version 2.33.1
    • If those were intentional, you can disregard the above warnings; however
      it is recommended to use "git" directly to perform update checks and
      upgrades.

[!] Android toolchain - develop for Android devices (Android SDK version 30.0.3)
    • Android SDK at /Users/dhs/Library/Android/sdk
    ✗ cmdline-tools component is missing
      Run `path/to/sdkmanager --install "cmdline-tools;latest"`
      See https://developer.android.com/studio/command-line for more details.
    ✗ Android license status unknown.
      Run `flutter doctor --android-licenses` to accept the SDK licenses.
      See https://flutter.dev/docs/get-started/install/macos#android-setup for
      more details.

[✓] Xcode - develop for iOS and macOS (Xcode 13.2.1)
    • Xcode at /Applications/Xcode.app/Contents/Developer
    • Build 13C100
    • CocoaPods version 1.11.2

[✓] Chrome - develop for the web
    • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome

[✓] IntelliJ IDEA Ultimate Edition (version 2021.3.2)
    • IntelliJ at /Applications/IntelliJ IDEA.app
    • Flutter plugin version 65.1.4
    • Dart plugin version 213.7228

[✓] VS Code (version 1.62.0)
    • VS Code at /Applications/Visual Studio Code.app/Contents
    • Flutter extension version 3.29.0

[✓] Connected device (3 available)
    • Darshan's iphone (mobile) • 21150b119064aecc249dfcfe05e259197461ce23 • ios
      • iOS 15.3.1 19D52
    • macOS (desktop)           • macos                                    •
      darwin-x64     • macOS 12.2.1 21D62 darwin-x64
    • Chrome (web)              • chrome                                   •
      web-javascript • Google Chrome 109.0.5414.119

[✓] Network resources
    • All expected network resources are available.

! Doctor found issues in 1 category.
      
[!] Xcode - develop for iOS and macOS (Xcode 12.3)
    • Xcode at /Applications/Xcode.app/Contents/Developer
    ! Flutter recommends a minimum Xcode version of 13.
      Download the latest version or update via the Mac App Store.
    • CocoaPods version 1.11.2

[✓] Chrome - develop for the web
    • Chrome at /Applications/Google Chrome.app/Contents/MacOS/Google Chrome

[✓] VS Code (version 1.62.0)
    • VS Code at /Applications/Visual Studio Code.app/Contents
    • Flutter extension version 3.21.0

[✓] Connected device (5 available)
    • SM G975F (mobile)       • RZ8M802WY0X • android-arm64   • Android 11 (API 30)
    • Darshan's iphone (mobile)  • 21150b119064aecc249dfcfe05e259197461ce23 •
      ios            • iOS 14.4.1 18D61
    • iPhone 12 Pro Max (mobile) • A5473606-0213-4FD8-BA16-553433949729     •
      ios            • com.apple.CoreSimulator.SimRuntime.iOS-14-3 (simulator)
    • macOS (desktop)            • macos                                    •
      darwin-x64     • Mac OS X 10.15.4 19E2269 darwin-x64
    • Chrome (web)               • chrome                                   •
      web-javascript • Google Chrome 98.0.4758.80

[✓] HTTP Host Availability
    • All required HTTP hosts are available

! Doctor found issues in 1 category.



@darshankawar darshankawar added engine flutter/engine repository. See also e: labels. platform-web Web applications specifically e: web_canvaskit CanvasKit (a.k.a. Skia-on-WebGL) rendering backend for Web has reproducible steps The issue has been confirmed reproducible and is ready to work on team-web Owned by Web platform team found in release: 3.19 Found to occur in 3.19 found in release: 3.21 Found to occur in 3.21 and removed in triage Presently being triaged by the triage team labels Mar 13, 2024
@rnp0728
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rnp0728 commented Mar 13, 2024

@darshankawar That was the first solution we had but it started affecting a user who is in windows 10. That issue was reproduced in both chrome & edge (may be it happens on all chromium based browsers)

Same pages works on other devices.

@rnp0728
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rnp0728 commented Mar 17, 2024

Any updates on this?

@yjbanov yjbanov added P2 Important issues not at the top of the work list triaged-web Triaged by Web platform team labels Mar 21, 2024
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Labels
e: web_canvaskit CanvasKit (a.k.a. Skia-on-WebGL) rendering backend for Web engine flutter/engine repository. See also e: labels. found in release: 3.19 Found to occur in 3.19 found in release: 3.21 Found to occur in 3.21 has reproducible steps The issue has been confirmed reproducible and is ready to work on P2 Important issues not at the top of the work list platform-web Web applications specifically team-web Owned by Web platform team triaged-web Triaged by Web platform team
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