[Mesa-dev] [PATCH 0/5 v3] Enable GL_ARB_internalformat_query
eric at anholt.net
Mon Jan 7 16:26:58 PST 2013
Ian Romanick <idr at freedesktop.org> writes:
> I made fairly substantive changes to patch 4, so I wanted to resend the
> series. Based on discussions in the ARB, we decided that the
> NUM_SAMPLE_COUNTS query in this extension should behave the same way as
> in the GL_ARB_internalformat_query2 extension. The change is that 0 can
> be returned if the format is not renderable.
> This gives us a way forward for SNORM (and other) formats: drivers that
> can render to them return at least 1, and drivers that cannot render to
> them return 0.
Reviewed-by: Eric Anholt <eric at anholt.net>
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