[Bug 25884] xine-ui's on-screen display triggers KMS errors with r100 and rv280

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=25884





--- Comment #9 from Pauli <suokkos at gmail.com>  2010-03-19 07:20:08 PST ---
> --- Comment #8 from Michel Dänzer <michel at daenzer.net>  2010-03-19 07:11:33 PST ---
> Pauli, please elaborate. How exactly are 'too many cliprects' causing the
> symptoms described in this report?

Because r200 textured video is rendering the clipping regions using
vertices embed into command stream. So end result is that vertex data
takes more space than single CS array can hold. For xine case that I
tested it took about 28k dwords.

Single buffer can hold only 16k dwords.


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