[Scilab-users] Scilab 5.5 filled curve plotting issue?

[Samuel Gougeon]

Hello Rafael,

Le 19/08/2014 21:17, Rafael Guerra a écrit :
>
> Hi Samuel,
>
> Thanks for pointing to the bug tracker.
>
> I have read the explanations but could not find a workaround.
>
> I hope what I say is mathematically correct:
>
> /The two data series provided in my example below seem to be 
> topologically equivalent and if true, /
>
/

Yes, both are self-intersecting polygons. The limitation of the 
algorithm does not say that none of self-intersecting polygons can be 
processed conveniently, but that there is no garanty for some of them./
> .../...
>
> I.e., how to fix top data series provided so that it displays properly 
> like the bottom one?
>


By fixing the algo rewritten for Scilab 5.3.0 with heavy downgrades 
listed in the comment w.r.t. the former one.
This is also showing in 3D and reported here:
http://bugzilla.scilab.org/show_bug.cgi?id=8310
http://bugzilla.scilab.org/attachment.cgi?id=2068

Regards
Samuel

> cid:image003.jpg at 01CFBB45.426D7180
>
> Thanks and regards
>
> Rafael G.
>
> *From:*users [mailto:users-bounces at lists.scilab.org] *On Behalf Of 
> *Samuel Gougeon
> *Sent:* Tuesday, August 19, 2014 8:40 AM
> *To:* International users mailing list for Scilab.
> *Subject:* Re: [Scilab-users] Scilab 5.5 filled curve plotting issue?
>
> Hello Rafael,
>
> Le 19/08/2014 01:33, Rafael Guerra a écrit :
>
>     Hello,
>
>     The attached simple Scilab script and data plots quite similar
>     data as filled curves in Scilab 5.5 (Win 7) with quite different
>     results:
>
> This is a known bug reported 2 years ago in
> http://bugzilla.scilab.org/show_bug.cgi?id=11632
>
>
> Any ideas of what can be causing the completely different behaviour of 
> plot2d / polyline_style = 5?
>
> Please see comments #2 and #3 of the report.
>
> Regards
> Samuel
>
>
>
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