Subject: [ggl] Any way to simplify polyline in following way with GGL?
From: Denis Pesotsky (obey)
Date: 2011-02-22 09:55:39
Thanks for closer testing. Hope this will be fixed some day. I've
moving my project to GGL anyways :).
> Anyway, using the sample of Denis Pestosky Boost.Geometry was not that clever.
Please fix it in your blog. I'm Pesotsky, not Pestosky.
2011/2/19 Barend Gehrels <barend_at_[hidden]>:
> Hi Denis,
> On 11-2-2011 5:11, Denis Pesotsky wrote:
>> I need to simplify self-intersecting polyline. I have no ides on how
>> to describe this action, just look at attacked animated picture
>> Actually, I already have implementation of this stuff using graphs
>> (look at attached impl1.png and impl2.png), but just wondering:
>> Boost.Geometry can do same?
> The answer is: no, Boost.Geometry cannot yet do that. Also the dissolve
> algorithm cannot do this in this case.
> I've created a blog-page about this http://bit.ly/fzD875
> because it is interesting to see the behaviour of different libraries with
> respect to these kind of polygons.
> I propose to move the dissolve algorithm to the extensions. It is better to
> rethink about this function. This algorithm was not part of the formal
> review, it was added later as an effort to resolve buffer problems, and that
> buffer algorithm is also not yet ready for production (so in an
> Of course it can still be used from there, if people want it and there might
> be reasons for this, but it will not yet part of the Release Branch.
> Thanks for bringing up this topic.
> Regards, Barend
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