[Webkit-unassigned] [Bug 206850] New: WebGL drawarray performance issue

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=206850

            Bug ID: 206850
           Summary: WebGL drawarray performance issue
           Product: WebKit
           Version: Safari 13
          Hardware: Macintosh
                OS: macOS 10.15
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebGL
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: sodead at me.com
                CC: dino at apple.com

Created attachment 388935

  --> https://bugs.webkit.org/attachment.cgi?id=388935&action=review

WebGL drawarray performance issue

drawarray has a very low performance when it is called many times in a loop.
the attachment can reperduce the issue.
this example works fine in Firefox and Chrome. but will freeze Safari for a long time. you may check the progress in console.

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