[Bug 71780] ETC2 formats not returned by glGet with GL_ARB_ES3_compatibility
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Tue Nov 19 12:38:22 PST 2013
https://bugs.freedesktop.org/show_bug.cgi?id=71780
Ian Romanick <idr at freedesktop.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |NOTABUG
--- Comment #1 from Ian Romanick <idr at freedesktop.org> ---
They're not supposed to be returned. The intent of this (useless) query was
that applications could get enums for unknown formats, pass them to
glTexImage[123]D, and have the driver compress the textures. There is no
on-line compressor for ETC, ETC2, or EAC formats.
Also note that this query has been deprecated in later GL versions.
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