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Won't Fix

Votes

0

Found in

2017.4.0f1

2018.4.0f1

2018.4.8f1

2019.2.0a1

2019.3.0a1

2020.1.0a1

Issue ID

1185227

Regression

No

"Grab RenderTexture" occurs when Main Camera "Clear Flags" is set to "Depth only" which adds extra GPU processing

Camera

-

How to reproduce:
1. Open attached project and open the SampleScene scene
2. Enter the Play Mode
3. Capture a frame in the Frame Debugger
4. Observe the "Grab RenderTexture" GPU marker, that seems to be useless and is expensive

Reproducible with: 2017.4.32f1, 2018.4.9f1, 2019.2.7f2, 2019.3.0b3, 2020.1.0a5

Actual results: resourceful "Grab RenderTexture" affects performance
Expected results: "Grab RenderTexture" should not occur

  1. Resolution Note (2020.1.X):

    This is in Grab Pass that isn't supported in SRP, we will not change how Grab Pass works

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