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By Design
Votes
1
Found in
2019.3
2019.3.3f1
2020.2
Issue ID
1238124
Regression
No
[iOS] Setting Store Action DontCare for MSAA RT, sets Store Action to storeAndMultisampleResolve instead
How to reproduce:
1. Open the attached 'StoreActionDontCareWithMSAA.zip' project
2. Build for iOS and open the Xcode project
3. Select Menu bar-> Product-> Scheme-> Edit Scheme
4. Set GPU Frame Capture to Metal and Metal API Validation to Enabled
5. Deploy the Xcode project to the iOS device
6. Press 'Capture GPU frame' button
7. In sidebar's Memory panel navigate CommandBuffer > Camera Render > Drawing > CommandBuffer.AfterSkybox
8. Select CommandBuffer.AfterSkybox and observe Store Action in the graph
Expected result: Store Action is set to DontCare
Actual result: Store Action is set to storeAndMultisampleResolve
Reproducible with: 2019.3.14f1, 2020.1.0b9, 2020.2.0a11
Couldn't test: 2018.4.23f1 CommandBuffer.AfterSkybox is not displayed
Reproducible with:
- iPhone 8 (iOS 12.0)
- iPhone XR (iOS 13.4.1)
Note: Screenshot of the result attached in Edit
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Resolution Note (2020.2.X):
This is currently by design of the API