Compositor Services sample architecture
Source-backed, high-level architecture notes for Apple sample-code pages grouped in the Compositor Services folder.
- Catalog module label:
Compositor Services - Coverage: 2 / 2 sample pages documented
- Source policy: archive hashes and extracted-tree references are verified locally before analysis
Samples
| Sample | Platforms | High-level architecture | Documented patterns |
|---|---|---|---|
| Interacting with virtual content blended with passthrough | visionOS | A C/Objective-C header, Metal, Swift sample with the source-visible chain Compositor_Services_InteractionApp → InteractionView → AppModel → Renderer → CompositorServices APIs. |
Protocol-oriented abstraction, Actor-isolated state |
| Rendering hover effects in Metal immersive apps | macOS, visionOS | A C/Objective-C header, Metal, Swift sample with the source-visible chain CompositorServicesHoverEffectApp → SettingsView → AppModel → TileResolvePipeline → CompositorServices APIs. |
Binding-based state propagation, Actor-isolated state |
Cross-sample signals
Recurring documented patterns
| Pattern label | Sample documents |
|---|---|
| Actor-isolated state | 2 |
Type-role naming evidence
Counts below are declaration-name suffixes, not inferred patterns.
| Role suffix | Distinct declarations across samples |
|---|---|
Command |
4 |
App |
2 |
Model |
2 |
Renderer |
2 |
Scene |
2 |
View |
2 |
Pipeline |
1 |
Swift access-control evidence
These are declaration occurrences in scanned Swift source, including implicit internal declarations.
| Access level | Occurrences |
|---|---|
implicit internal |
335 |
private |
54 |
fileprivate |
14 |
public |
7 |
References
Generated from the verified local catalog and completed Markdown documents.