RESOLVED FIXED 279266
[WebGPU] Validation failure opening scthe.github.io/nanite-webgpu/?scene_file=jinxCombined&impostors_threshold=4000&softwarerasterizer_threshold=1360&nanite_errorthreshold=0.1 
https://bugs.webkit.org/show_bug.cgi?id=279266
Summary [WebGPU] Validation failure opening scthe.github.io/nanite-webgpu/?scene_file...
Mike Wyrzykowski
Reported 2024-09-06 07:34:30 PDT
[WebGPU] Validation failure opening scthe.github.io/nanite-webgpu/?scene_file=jinxCombined&impostors_threshold=4000&softwarerasterizer_threshold=1360&nanite_errorthreshold=0.1
Attachments
works (3.01 MB, image/png)
2024-09-06 11:54 PDT, Mike Wyrzykowski 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
Radar WebKit Bug Importer
Comment 1 2024-09-06 07:34:48 PDT
<rdar://problem/135414567>
Mike Wyrzykowski
Comment 2 2024-09-06 09:58:42 PDT
It appears this site tries to blend RGBA32Float textures, but that is not supported by the specification: https://www.w3.org/TR/webgpu/#plain-color-formats
Mike Wyrzykowski
Comment 3 2024-09-06 11:30:10 PDT
Reported the second issue against Chromium / Dawn: https://issues.chromium.org/issues/364987733 which is not spec conformant afaik.
Mike Wyrzykowski
Comment 4 2024-09-06 11:47:50 PDT
Pull request: https://github.com/WebKit/WebKit/pull/33253
Mike Wyrzykowski
Comment 5 2024-09-06 11:54:24 PDT
Created attachment 472481 [details] works
EWS
Comment 6 2024-09-06 13:11:50 PDT
Committed 283277@main (bd1cf99f1304): <https://commits.webkit.org/283277@main> Reviewed commits have been landed. Closing PR #33253 and removing active labels.
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