feat(macOS): Expose UseMetalOnMacOS feature#21174
Merged
Conversation
github-actions
bot
added
the
platform/macos 🍏
Contributor
There was a problem hiding this comment.
Pull Request Overview
This PR exposes a new feature configuration option UseMetalOnMacOS to allow developers to explicitly control whether Metal or Software rendering is used on macOS, rather than relying solely on automatic detection.
- Adds a new nullable boolean property
UseMetalOnMacOStoFeatureConfiguration.Rendering - Updates the macOS Skia host initialization logic to respect the explicit configuration setting
- Includes a bug fix for software rendering coordinate calculations in the native view
Reviewed Changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated 1 comment.
| File | Description |
|---|---|
| src/Uno.UI/FeatureConfiguration.cs | Adds the new UseMetalOnMacOS property with documentation |
| src/Uno.UI.Runtime.Skia.MacOS/Hosting/MacSkiaHost.cs | Updates initialization logic to use the new configuration property instead of RenderSurfaceType |
| src/Uno.UI.Runtime.Skia.MacOS/UnoNativeMac/UnoNativeMac/UNOSoftView.m | Fixes coordinate calculation for software rendering |
Contributor
|
🤖 Your Docs stage site is ready! Visit it here: https://unodocsprstaging.z13.web.core.windows.net/pr-21174/docs/index.html |
Contributor
|
🤖 Your WebAssembly Skia Sample App stage site is ready! Visit it here: https://unowasmprstaging.z20.web.core.windows.net/pr-21174/wasm-skia-net9/index.html |
Contributor
|
The build 172308 found UI Test snapshots differences: Details
|
ajpinedam
approved these changes
Aug 5, 2025
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Contributor
|
🤖 Your WebAssembly Skia Sample App stage site is ready! Visit it here: https://unowasmprstaging.z20.web.core.windows.net/pr-21174/wasm-skia-net9/index.html |
Contributor
|
🤖 Your Docs stage site is ready! Visit it here: https://unodocsprstaging.z13.web.core.windows.net/pr-21174/docs/index.html |
Contributor
|
The build 172829 found UI Test snapshots differences: Details
|
Contributor
Author
|
/azp run |
|
Azure Pipelines successfully started running 2 pipeline(s). |
Contributor
|
🤖 Your WebAssembly Skia Sample App stage site is ready! Visit it here: https://unowasmprstaging.z20.web.core.windows.net/pr-21174/wasm-skia-net9/index.html |
Contributor
|
🤖 Your Docs stage site is ready! Visit it here: https://unodocsprstaging.z13.web.core.windows.net/pr-21174/docs/index.html |
Contributor
|
The build 173264 found UI Test snapshots differences: Details
|
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
GitHub Issue: closes #
PR Type:
What is the current behavior? 🤔
Software rendering on macOS is automatic, when Metal is not available.
This makes it hard to test it properly.
What is the new behavior? 🚀
Setting
UseMetalOnMacOSto a specific value will use the chosen renderer.The default is
nullwhich remains the automatic detection of Metal availability.PR Checklist ✅
Please check if your PR fulfills the following requirements:
Screenshots Compare Test Runresults.Other information ℹ️