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dart:ui specifies that the translation column of the color matrix should be in the range 0..255. Skia expects a normalized range between 0 and 1. Skwasm was not normalizing this before passing it to Skia, but CanvasKit was. After writing a unit test, it appears that the HTML renderer has the same problem, so I also fixed that as well.

This addresses #159697

`dart:ui` specifies that the translation column of the color matrix should be
in the range 0..255. Skia expects a normalized range between 0 and 1. Skwasm
was not normalizing this before passing it to Skia, but CanvasKit was. After
writing a unit test, it appears that the HTML renderer has the same problem,
so I also fixed that as well.
@github-actions github-actions bot added the engine flutter/engine related. See also e: labels. label Jan 3, 2025
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lgtm

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Golden file changes have been found for this pull request. Click here to view and triage (e.g. because this is an intentional change).

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Changes reported for pull request #161109 at sha bd15b66

@flutter-dashboard flutter-dashboard bot added the will affect goldens Changes to golden files label Jan 7, 2025
@github-actions github-actions bot added the platform-web Web applications specifically label Jan 8, 2025
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Golden file changes are available for triage from new commit, Click here to view.

For more guidance, visit Writing a golden file test for package:flutter.

Reviewers: Read the Tree Hygiene page and make sure this patch meets those guidelines before LGTMing.

Changes reported for pull request #161109 at sha 3768937

@eyebrowsoffire eyebrowsoffire added the autosubmit Merge PR when tree becomes green via auto submit App label Jan 8, 2025
@auto-submit auto-submit bot added this pull request to the merge queue Jan 8, 2025
Merged via the queue into flutter:master with commit 1e9202e Jan 8, 2025
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@flutter-dashboard flutter-dashboard bot removed the autosubmit Merge PR when tree becomes green via auto submit App label Jan 8, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Jan 9, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Jan 9, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Jan 9, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Jan 10, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Jan 10, 2025
auto-submit bot pushed a commit to flutter/packages that referenced this pull request Jan 11, 2025
Roll Flutter from 4b23b81 to 864d4f5 (50 revisions)

flutter/flutter@4b23b81...864d4f5

2025-01-10 magder@google.com Mark complex_layout_scroll_perf_macos__timeline_summary unflaky (flutter/flutter#160997)
2025-01-10 magder@google.com Mark hello_world_macos__compile unflaky (flutter/flutter#160998)
2025-01-10 magder@google.com Mark animated_complex_opacity_perf_macos__e2e_summary unflaky (flutter/flutter#160996)
2025-01-10 magder@google.com Mark integration_ui_test_test_macos unflaky (flutter/flutter#160999)
2025-01-10 magder@google.com Mark hot_mode_dev_cycle_macos_target__benchmark unflaky (flutter/flutter#161000)
2025-01-10 matanlurey@users.noreply.github.com Add a virtual-display (VD) platform view test, and refactor tests a bit. (flutter/flutter#161349)
2025-01-10 matanlurey@users.noreply.github.com Remove `CIRRUS_TASK_NAME` from what I can tell, is always omitted on `LUCI` (flutter/flutter#161391)
2025-01-10 matanlurey@users.noreply.github.com Replace the always omitted `CPU` environment variable with `numberOfProcessors`. (flutter/flutter#161392)
2025-01-10 matanlurey@users.noreply.github.com We no longer have a separate engine repo. (flutter/flutter#161400)
2025-01-10 goderbauer@google.com Update Style-guide-for-Flutter-repo.md (flutter/flutter#161344)
2025-01-09 chris@bracken.jp integration_test: Add gitignore of golden image (flutter/flutter#161404)
2025-01-09 goderbauer@google.com Fix link to engine docs in CONTRIBUTING.md (flutter/flutter#161401)
2025-01-09 engine-flutter-autoroll@skia.org Roll Packages from 3fc6b7a to 6554751 (11 revisions) (flutter/flutter#161379)
2025-01-09 32538273+ValentinVignal@users.noreply.github.com Add `mouseCursor` parameter to `ReorderableListView` (flutter/flutter#160246)
2025-01-09 matanlurey@users.noreply.github.com Remove Cirrus CI from Flutter goldens. (flutter/flutter#161396)
2025-01-09 lsaudon@gmail.com remove`useMaterial3: true,` in from the template (flutter/flutter#160525)
2025-01-09 matanlurey@users.noreply.github.com Remove `accept_android_sdk_licenses.sh`, which appears unused. (flutter/flutter#161388)
2025-01-09 a-siva@users.noreply.github.com Roll Dart to Version 3.7.0-312.0.dev (flutter/flutter#161394)
2025-01-09 fluttergithubbot@gmail.com Marks Linux analyzer_benchmark to be flaky (flutter/flutter#161307)
2025-01-09 jonahwilliams@google.com [Impeller] fix scaling of trampoline import of GLES textures into Vulkan. (flutter/flutter#161331)
2025-01-09 58529443+srujzs@users.noreply.github.com Support DDC library bundle format and remove support for DDC module format (flutter/flutter#161276)
2025-01-09 matanlurey@users.noreply.github.com Remove seemingly stale web Cirrus and "Web Installer" instructions (flutter/flutter#161389)
2025-01-09 matanlurey@users.noreply.github.com Proposal to deprecate `webGoldenComparator`. (flutter/flutter#161196)
2025-01-09 nate.w5687@gmail.com `ImplicitlyAnimatedWidgetState` code cleanup (flutter/flutter#160567)
2025-01-09 matanlurey@users.noreply.github.com Exclude `*texture*` as matching for `a: text input` (flutter/flutter#161354)
2025-01-09 jonahwilliams@google.com [Impeller] add opt in flag for SurfaceControl testing. (flutter/flutter#161353)
2025-01-09 a-siva@users.noreply.github.com Roll Dart to Version 3.7.0-307.0.dev (flutter/flutter#161278)
2025-01-09 goderbauer@google.com remove formatter from snippet tool (flutter/flutter#161347)
2025-01-09 robert.ancell@canonical.com Refactor keyboard manager tests (flutter/flutter#160637)
2025-01-09 jonahwilliams@google.com [flutter_tools] ignore viewpost ime and samsung spam messages. (flutter/flutter#161199)
2025-01-09 737941+loic-sharma@users.noreply.github.com Revert "[SwiftPM] Add separate feature flag for the app migration (#158897)" (flutter/flutter#161342)
2025-01-09 flar@google.com git ignore .ccls-cache (flutter/flutter#161340)
2025-01-08 98614782+auto-submit[bot]@users.noreply.github.com Reverts "[SwiftPM] Turn on by default (#161275)" (flutter/flutter#161339)
2025-01-08 jmccandless@google.com Update engine instructions for monorepo (flutter/flutter#161184)
2025-01-08 jonahwilliams@google.com [Impeller] re-enable Adreno 630 (flutter/flutter#161287)
2025-01-08 737941+loic-sharma@users.noreply.github.com [SwiftPM] Turn on by default (flutter/flutter#161275)
2025-01-08 matanlurey@users.noreply.github.com Make the encoding of a `YamlNode` to a `String` more explicit. (flutter/flutter#161270)
2025-01-08 jacksongardner@google.com Normalize the translation column of the color matrix. (flutter/flutter#161109)
2025-01-08 matanlurey@users.noreply.github.com Rename `native_driver` to `android_{driver_extensions|engine_test}` (flutter/flutter#161263)
2025-01-08 jonahwilliams@google.com [Impeller] reland: fix porterduff shader and handle optimized out texture binding in GLES backend. (flutter/flutter#161326)
2025-01-08 jessiewong401@gmail.com Updating AVD Dependency for Android 28 Emulator (flutter/flutter#160978)
2025-01-08 69054810+M97Chahboun@users.noreply.github.com Adds onHover and onLongPress to IconButton widget (flutter/flutter#160032)
2025-01-08 fluttergithubbot@gmail.com Marks Linux linux_desktop_impeller to be unflaky (flutter/flutter#161302)
2025-01-08 98614782+auto-submit[bot]@users.noreply.github.com Reverts "[Impeller] porter duff workarounds for Adreno GPU. (#161273)" (flutter/flutter#161318)
2025-01-08 victorsanniay@gmail.com Revert "fixed keyboardDismissBehavior on scroll without a drag" (flutter/flutter#161277)
2025-01-08 jiahaog@users.noreply.github.com Revert "use uuid from package:uuid instead of from package:usage" (flutter/flutter#161292)
...
srujzs pushed a commit to srujzs/flutter that referenced this pull request Jan 12, 2025
`dart:ui` specifies that the translation column of the color matrix
should be in the range 0..255. Skia expects a normalized range between 0
and 1. Skwasm was not normalizing this before passing it to Skia, but
CanvasKit was. After writing a unit test, it appears that the HTML
renderer has the same problem, so I also fixed that as well.

This addresses flutter#159697
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Feb 12, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Feb 13, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Feb 13, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Mar 6, 2025
engine-flutter-autoroll added a commit to engine-flutter-autoroll/packages that referenced this pull request Mar 7, 2025
androidseb pushed a commit to androidseb/packages that referenced this pull request Jun 8, 2025
Roll Flutter from 4b23b81 to 864d4f5 (50 revisions)

flutter/flutter@4b23b81...864d4f5

2025-01-10 magder@google.com Mark complex_layout_scroll_perf_macos__timeline_summary unflaky (flutter/flutter#160997)
2025-01-10 magder@google.com Mark hello_world_macos__compile unflaky (flutter/flutter#160998)
2025-01-10 magder@google.com Mark animated_complex_opacity_perf_macos__e2e_summary unflaky (flutter/flutter#160996)
2025-01-10 magder@google.com Mark integration_ui_test_test_macos unflaky (flutter/flutter#160999)
2025-01-10 magder@google.com Mark hot_mode_dev_cycle_macos_target__benchmark unflaky (flutter/flutter#161000)
2025-01-10 matanlurey@users.noreply.github.com Add a virtual-display (VD) platform view test, and refactor tests a bit. (flutter/flutter#161349)
2025-01-10 matanlurey@users.noreply.github.com Remove `CIRRUS_TASK_NAME` from what I can tell, is always omitted on `LUCI` (flutter/flutter#161391)
2025-01-10 matanlurey@users.noreply.github.com Replace the always omitted `CPU` environment variable with `numberOfProcessors`. (flutter/flutter#161392)
2025-01-10 matanlurey@users.noreply.github.com We no longer have a separate engine repo. (flutter/flutter#161400)
2025-01-10 goderbauer@google.com Update Style-guide-for-Flutter-repo.md (flutter/flutter#161344)
2025-01-09 chris@bracken.jp integration_test: Add gitignore of golden image (flutter/flutter#161404)
2025-01-09 goderbauer@google.com Fix link to engine docs in CONTRIBUTING.md (flutter/flutter#161401)
2025-01-09 engine-flutter-autoroll@skia.org Roll Packages from 3fc6b7a to 6554751 (11 revisions) (flutter/flutter#161379)
2025-01-09 32538273+ValentinVignal@users.noreply.github.com Add `mouseCursor` parameter to `ReorderableListView` (flutter/flutter#160246)
2025-01-09 matanlurey@users.noreply.github.com Remove Cirrus CI from Flutter goldens. (flutter/flutter#161396)
2025-01-09 lsaudon@gmail.com remove`useMaterial3: true,` in from the template (flutter/flutter#160525)
2025-01-09 matanlurey@users.noreply.github.com Remove `accept_android_sdk_licenses.sh`, which appears unused. (flutter/flutter#161388)
2025-01-09 a-siva@users.noreply.github.com Roll Dart to Version 3.7.0-312.0.dev (flutter/flutter#161394)
2025-01-09 fluttergithubbot@gmail.com Marks Linux analyzer_benchmark to be flaky (flutter/flutter#161307)
2025-01-09 jonahwilliams@google.com [Impeller] fix scaling of trampoline import of GLES textures into Vulkan. (flutter/flutter#161331)
2025-01-09 58529443+srujzs@users.noreply.github.com Support DDC library bundle format and remove support for DDC module format (flutter/flutter#161276)
2025-01-09 matanlurey@users.noreply.github.com Remove seemingly stale web Cirrus and "Web Installer" instructions (flutter/flutter#161389)
2025-01-09 matanlurey@users.noreply.github.com Proposal to deprecate `webGoldenComparator`. (flutter/flutter#161196)
2025-01-09 nate.w5687@gmail.com `ImplicitlyAnimatedWidgetState` code cleanup (flutter/flutter#160567)
2025-01-09 matanlurey@users.noreply.github.com Exclude `*texture*` as matching for `a: text input` (flutter/flutter#161354)
2025-01-09 jonahwilliams@google.com [Impeller] add opt in flag for SurfaceControl testing. (flutter/flutter#161353)
2025-01-09 a-siva@users.noreply.github.com Roll Dart to Version 3.7.0-307.0.dev (flutter/flutter#161278)
2025-01-09 goderbauer@google.com remove formatter from snippet tool (flutter/flutter#161347)
2025-01-09 robert.ancell@canonical.com Refactor keyboard manager tests (flutter/flutter#160637)
2025-01-09 jonahwilliams@google.com [flutter_tools] ignore viewpost ime and samsung spam messages. (flutter/flutter#161199)
2025-01-09 737941+loic-sharma@users.noreply.github.com Revert "[SwiftPM] Add separate feature flag for the app migration (#158897)" (flutter/flutter#161342)
2025-01-09 flar@google.com git ignore .ccls-cache (flutter/flutter#161340)
2025-01-08 98614782+auto-submit[bot]@users.noreply.github.com Reverts "[SwiftPM] Turn on by default (#161275)" (flutter/flutter#161339)
2025-01-08 jmccandless@google.com Update engine instructions for monorepo (flutter/flutter#161184)
2025-01-08 jonahwilliams@google.com [Impeller] re-enable Adreno 630 (flutter/flutter#161287)
2025-01-08 737941+loic-sharma@users.noreply.github.com [SwiftPM] Turn on by default (flutter/flutter#161275)
2025-01-08 matanlurey@users.noreply.github.com Make the encoding of a `YamlNode` to a `String` more explicit. (flutter/flutter#161270)
2025-01-08 jacksongardner@google.com Normalize the translation column of the color matrix. (flutter/flutter#161109)
2025-01-08 matanlurey@users.noreply.github.com Rename `native_driver` to `android_{driver_extensions|engine_test}` (flutter/flutter#161263)
2025-01-08 jonahwilliams@google.com [Impeller] reland: fix porterduff shader and handle optimized out texture binding in GLES backend. (flutter/flutter#161326)
2025-01-08 jessiewong401@gmail.com Updating AVD Dependency for Android 28 Emulator (flutter/flutter#160978)
2025-01-08 69054810+M97Chahboun@users.noreply.github.com Adds onHover and onLongPress to IconButton widget (flutter/flutter#160032)
2025-01-08 fluttergithubbot@gmail.com Marks Linux linux_desktop_impeller to be unflaky (flutter/flutter#161302)
2025-01-08 98614782+auto-submit[bot]@users.noreply.github.com Reverts "[Impeller] porter duff workarounds for Adreno GPU. (#161273)" (flutter/flutter#161318)
2025-01-08 victorsanniay@gmail.com Revert "fixed keyboardDismissBehavior on scroll without a drag" (flutter/flutter#161277)
2025-01-08 jiahaog@users.noreply.github.com Revert "use uuid from package:uuid instead of from package:usage" (flutter/flutter#161292)
...
FMorschel pushed a commit to FMorschel/packages that referenced this pull request Jun 9, 2025
Roll Flutter from 4b23b81 to 864d4f5 (50 revisions)

flutter/flutter@4b23b81...864d4f5

2025-01-10 magder@google.com Mark complex_layout_scroll_perf_macos__timeline_summary unflaky (flutter/flutter#160997)
2025-01-10 magder@google.com Mark hello_world_macos__compile unflaky (flutter/flutter#160998)
2025-01-10 magder@google.com Mark animated_complex_opacity_perf_macos__e2e_summary unflaky (flutter/flutter#160996)
2025-01-10 magder@google.com Mark integration_ui_test_test_macos unflaky (flutter/flutter#160999)
2025-01-10 magder@google.com Mark hot_mode_dev_cycle_macos_target__benchmark unflaky (flutter/flutter#161000)
2025-01-10 matanlurey@users.noreply.github.com Add a virtual-display (VD) platform view test, and refactor tests a bit. (flutter/flutter#161349)
2025-01-10 matanlurey@users.noreply.github.com Remove `CIRRUS_TASK_NAME` from what I can tell, is always omitted on `LUCI` (flutter/flutter#161391)
2025-01-10 matanlurey@users.noreply.github.com Replace the always omitted `CPU` environment variable with `numberOfProcessors`. (flutter/flutter#161392)
2025-01-10 matanlurey@users.noreply.github.com We no longer have a separate engine repo. (flutter/flutter#161400)
2025-01-10 goderbauer@google.com Update Style-guide-for-Flutter-repo.md (flutter/flutter#161344)
2025-01-09 chris@bracken.jp integration_test: Add gitignore of golden image (flutter/flutter#161404)
2025-01-09 goderbauer@google.com Fix link to engine docs in CONTRIBUTING.md (flutter/flutter#161401)
2025-01-09 engine-flutter-autoroll@skia.org Roll Packages from 3fc6b7a to 6554751 (11 revisions) (flutter/flutter#161379)
2025-01-09 32538273+ValentinVignal@users.noreply.github.com Add `mouseCursor` parameter to `ReorderableListView` (flutter/flutter#160246)
2025-01-09 matanlurey@users.noreply.github.com Remove Cirrus CI from Flutter goldens. (flutter/flutter#161396)
2025-01-09 lsaudon@gmail.com remove`useMaterial3: true,` in from the template (flutter/flutter#160525)
2025-01-09 matanlurey@users.noreply.github.com Remove `accept_android_sdk_licenses.sh`, which appears unused. (flutter/flutter#161388)
2025-01-09 a-siva@users.noreply.github.com Roll Dart to Version 3.7.0-312.0.dev (flutter/flutter#161394)
2025-01-09 fluttergithubbot@gmail.com Marks Linux analyzer_benchmark to be flaky (flutter/flutter#161307)
2025-01-09 jonahwilliams@google.com [Impeller] fix scaling of trampoline import of GLES textures into Vulkan. (flutter/flutter#161331)
2025-01-09 58529443+srujzs@users.noreply.github.com Support DDC library bundle format and remove support for DDC module format (flutter/flutter#161276)
2025-01-09 matanlurey@users.noreply.github.com Remove seemingly stale web Cirrus and "Web Installer" instructions (flutter/flutter#161389)
2025-01-09 matanlurey@users.noreply.github.com Proposal to deprecate `webGoldenComparator`. (flutter/flutter#161196)
2025-01-09 nate.w5687@gmail.com `ImplicitlyAnimatedWidgetState` code cleanup (flutter/flutter#160567)
2025-01-09 matanlurey@users.noreply.github.com Exclude `*texture*` as matching for `a: text input` (flutter/flutter#161354)
2025-01-09 jonahwilliams@google.com [Impeller] add opt in flag for SurfaceControl testing. (flutter/flutter#161353)
2025-01-09 a-siva@users.noreply.github.com Roll Dart to Version 3.7.0-307.0.dev (flutter/flutter#161278)
2025-01-09 goderbauer@google.com remove formatter from snippet tool (flutter/flutter#161347)
2025-01-09 robert.ancell@canonical.com Refactor keyboard manager tests (flutter/flutter#160637)
2025-01-09 jonahwilliams@google.com [flutter_tools] ignore viewpost ime and samsung spam messages. (flutter/flutter#161199)
2025-01-09 737941+loic-sharma@users.noreply.github.com Revert "[SwiftPM] Add separate feature flag for the app migration (#158897)" (flutter/flutter#161342)
2025-01-09 flar@google.com git ignore .ccls-cache (flutter/flutter#161340)
2025-01-08 98614782+auto-submit[bot]@users.noreply.github.com Reverts "[SwiftPM] Turn on by default (#161275)" (flutter/flutter#161339)
2025-01-08 jmccandless@google.com Update engine instructions for monorepo (flutter/flutter#161184)
2025-01-08 jonahwilliams@google.com [Impeller] re-enable Adreno 630 (flutter/flutter#161287)
2025-01-08 737941+loic-sharma@users.noreply.github.com [SwiftPM] Turn on by default (flutter/flutter#161275)
2025-01-08 matanlurey@users.noreply.github.com Make the encoding of a `YamlNode` to a `String` more explicit. (flutter/flutter#161270)
2025-01-08 jacksongardner@google.com Normalize the translation column of the color matrix. (flutter/flutter#161109)
2025-01-08 matanlurey@users.noreply.github.com Rename `native_driver` to `android_{driver_extensions|engine_test}` (flutter/flutter#161263)
2025-01-08 jonahwilliams@google.com [Impeller] reland: fix porterduff shader and handle optimized out texture binding in GLES backend. (flutter/flutter#161326)
2025-01-08 jessiewong401@gmail.com Updating AVD Dependency for Android 28 Emulator (flutter/flutter#160978)
2025-01-08 69054810+M97Chahboun@users.noreply.github.com Adds onHover and onLongPress to IconButton widget (flutter/flutter#160032)
2025-01-08 fluttergithubbot@gmail.com Marks Linux linux_desktop_impeller to be unflaky (flutter/flutter#161302)
2025-01-08 98614782+auto-submit[bot]@users.noreply.github.com Reverts "[Impeller] porter duff workarounds for Adreno GPU. (#161273)" (flutter/flutter#161318)
2025-01-08 victorsanniay@gmail.com Revert "fixed keyboardDismissBehavior on scroll without a drag" (flutter/flutter#161277)
2025-01-08 jiahaog@users.noreply.github.com Revert "use uuid from package:uuid instead of from package:usage" (flutter/flutter#161292)
...
@eyebrowsoffire eyebrowsoffire deleted the normalized_color_filter branch December 12, 2025 21:53
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