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By Design
Votes
1
Found in
2021.2.19f1
2022.1.4f1
2022.2.0a16
2023.1.0a1
Issue ID
UUM-1354
Regression
No
Transparent Object reflects Scene lighting when Generating Lights with Realtime Global Illumination on dark closed area
Reproduction steps:
1. Open the attached project "RayTracingTests.zip"
2. Open the "RayTracingTest" Scene
3. Open the Lighting window from Window > Rendering > Lightning
4. Enable the “Realtime Global Illumination” checkbox
5. Press the Generate Lighting button
6. Observe the Scene view
Expected result: Transparent Cube GameObject is dark
Actual result: Transparent Cube GameObject is reflecting the Scene lightning
Reproducible with: 12.0.0 (2021.2.0b12, 2022.1.0a10)
Could not test with: 7.7.1 (2019.4.30f1), 10.6.0 (2020.3.19f1), 11.0.0 (2021.1.22f1) - "Realtime Global Illumination" checkbox is not available
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Resolution Note:
Enlighten realtime GI does not support transparency. Transparent objects should be excluded from the realtime GI calculation.