[Webkit-unassigned] [Bug 238328] New: WebGL2 occlusion query works only with early depth test

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=238328

            Bug ID: 238328
           Summary: WebGL2 occlusion query works only with early depth
                    test
           Product: WebKit
           Version: Safari 15
          Hardware: iPhone / iPad
                OS: iOS 15
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: bleho at vectary.com

When fragment shader uses discard or gl_FragDepth the result of gl.ANY_SAMPLES_PASSED query is dependent on original depth of fragment instead of modified value from shader.

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