[OpenJDK 2D-Dev] 2 small xrender fixes

Phil Race philip.race at oracle.com
Thu Jul 8 19:50:29 UTC 2010

On 7/8/2010 12:40 PM, Clemens Eisserer wrote:
> Hi Phil,
>> I see the problem now. I looked at what T2K (the rasteriser) reports, but
>> in the non-T2K glue code we then make an adjustment in the case of LCD
>> glyphs
>> which simply should never have been applied in the case of an empty image.
>> It has never affected any of our code as I think we only truly use the width
>> (not the
>> same as advance) during blitting and the check for a null image stops us
>> before that's
>> an issue.
> Great you were able to reproduce it.
> With XRender the width is stored when uploading the glyph server-side,
> and somehow X didn't check for an empty glyph.
>> I'll file a bug and fix this.

FYI .. I pushed the fix this morning. Its in the closed repo so you 
won't see it of course,
except some day when it makes it into master and then into a binary build.


> Thanks :)
> I'll do some further validation on the locking stuff, I am still not
> really sure were these jules crashes come from :-/
> - Clemens

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