[Webkit-unassigned] [Bug 247240] Missing WebGL2 extensions EXT_float_blend and EXT_color_buffer_float (on M1 iOS)

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Thu May 11 01:55:09 PDT 2023


https://bugs.webkit.org/show_bug.cgi?id=247240

Kimmo Kinnunen <kkinnunen at apple.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |CONFIGURATION CHANGED

--- Comment #6 from Kimmo Kinnunen <kkinnunen at apple.com> ---
Andre, thank you for the report.

Commenting in case this comes up for other people.

> the M1 iPad Pro the EXT_color_buffer_float extension is also missing.

The extension should be supported on majority of iOS devices, including the M1 iPad Pro.
Would you be able to check which iOS version are you reporting?
Currently at least iOS 16.4 and iOS beta 16.5 do report the EXT_color_buffer_float.

Note:
iOS 16.4 and earlier mistakenly report OES_texture_float_linear. This has been fixed in beta 16.5. The current iOS devices do not implement this.

Current iOS devices do not implement EXT_float_blend.

For linear texture filtering and float blending, EXT_color_buffer_half_float should be used.

Closing as already working.

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