Search Issue Tracker
Won't Fix
Votes
0
Found in
2017.4
2018.4.9f1
2020.2
Issue ID
1250457
Regression
No
[WebGL] Texture is missing when Graphics.Blit() method is called for a second time in WebGL build
How to reproduce:
1. Open user's attached 'Project.zip' project
2. Open 'SampleScene' Scene
3. Enter Play Mode
4. Observe that three textures appear in Game View
5. Navigate File > Build settings and change platform to WebGL
6. Press Build and Run
Expected result: Three textures appear
Actual result: Two textures appear
Reproducible with: 2017.4.40f1, 2018.4.23f1, 2019.3.15f1, 2020.1.0b10, 2020.2.0a12
Notes:
- Screenshots of the issue attached in Edit
- Warning is thrown in the browser console: "GL ERROR :GL_INVALID_OPERATION : glDrawElements: Source and destination textures of the draw are the same."
- Not reproducible on macOS Standalone, iOS (iPad Air 2 iOS 11.0.3, iPhone XR iOS 13.4.1)
Add comment
All about bugs
View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.
Latest issues
- Fixing Message Loss in UMPE During Domain Reload
- The Editor freezes when ScheduleReadOnly of IJobParallelForTransform with dependency is used
- Text is truncated in the Inspector when the display scale is set to 150%
- CancellationTokenSource(<timeout>) has incorrect cancellation status when used in WebGL Player
- VFX property value names are cut off when properties with 'Arc' are viewed in the VFX Blackboard
Resolution Note (2020.2.X):
This is a "won't fix" as the issue is user usage of the API - the source and destination textures can not be the same and expect reasonable output on any system.