Search Issue Tracker

Duplicate

Duplicate in 2023.2.X

Votes

0

Found in

2020.3.48f1

2021.3.25f1

2022.2.19f1

2023.1.0b16

2023.2.0a14

Issue ID

UUM-35815

Regression

No

GC.Collect causes spikes in the CPU when an additional camera uses a RenderTexture

Universal RP

-

Reproduction steps:

1. Open attached project "RenderTextureBug.zip"
2. Open Assets > Scenes > SampleScene
3. Open Windows > Analysis > Profiler
4. Enter Play mode and observe Profiler

Expected result: Stable performance
Actual result: Spikes in performance caused by GC.Collect

Reproduced with: 2020.3.48f1, 2021.3.25f1, 2022.2.19f1, 2023.1.0b16, 2023.2.0a14

Reproducible on: Windows 10

  1. This is a duplicate of issue #UUM-19089

    RTHandles in URP causes memory allocation in multi-camera scenarios

  1. Resolution Note:

    We have validated the repro project with the UUM-40249 fix and confirmed the issue is no longer reproducible.
    Based on our testing result, we close this case as duplicate.

    Quote from UUM-40249 fix resolution:
    "Fixed runtime performance drops when multiple views that uses incompatible RTHandle descriptors are rendered within a frame."
    Duplicate of https://issuetracker.unity3d.com/product/unity/issues/guid/UUM-40249

  2. Resolution Note (2023.2.X):

    We have validated the repro project with the UUM-40249 fix and confirmed the issue is no longer reproducible.
    Based on our testing result, we close this case as duplicate.

    Quote from UUM-40249 fix resolution:
    "Fixed runtime performance drops when multiple views that uses incompatible RTHandle descriptors are rendered within a frame."
    Duplicate of https://issuetracker.unity3d.com/product/unity/issues/guid/UUM-40249

Log in to vote on this issue

Add comment

Log in to post comment

All about bugs

View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.

Latest issues

See all new issues