Problems with drawing text in 1.3.29
damian.dixon at gmail.com
Fri Oct 7 02:50:55 CDT 2011
Thanks for the suggestions.
I've narrowed one of the issues down to WineEngGetGlyphOutline
The pitch is 6640 and the height is 53003. This means that a buffer of
~335Mb has been allocated and then memset.
This is where the slow down is occurring (because of the memset). I suspect
the resultant crash is also because of this.
I would suggest that limits need to be placed on the maximum pitch and
I do not however believe that this is the root cause just one of the
On 5 October 2011 18:37, Marcus Meissner <marcus at jet.franken.de> wrote:
> On Wed, Oct 05, 2011 at 04:53:18PM +0100, Damian Dixon wrote:
> > Hi,
> > I was attempting to use Wine 1.3.29 (in OpenSUSE 11.4 x86) and because of
> > issues pulled the source from git last night and still have problems.
> > I am having performance issues with DrawText (5 odd seconds to draw a
> > string) and the occasional X Error and crash.
> > The X Error is consistent and is as follows:
> > fixme:advapi:SetSecurityInfo stub
> > X Error of failed request: BadLength (poly request too large or internal
> > Xlib length error)
> > Major opcode of failed request: 151 (RENDER)
> > Minor opcode of failed request: 17 (RenderCreateGlyphSet)
> > Serial number of failed request: 41091
> > Current serial number in output stream: 41571
> > Process of pid=0023 has terminated
> > The crash less consistent but is dependent upon the amount of text I
> > to draw.
> > The last version I know this worked in was 1.1.39.
> > I've a few things to still try out before I attempt to create an RBT.
> To get a backtrace and be able to dump some datastructures, run with
> WINEDEBUG=+synchronous wine foo.exe
> This will bring it into the debugger once the condition happens.
> CIao, MArcus
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