Geometry Boost List: [ggl] Re: Strange behaviour on a sample

Subject: [ggl] Re: Strange behaviour on a sample
From: Александр Пронченков (the.zett)
Date: 2010-04-09 13:52:50

Hi,

Probably the problem existed. Probably the problem existed. But it was
gone somewhere between r59805 and r61121.

---
Best regards,
Alexander Pronchenkov
9 ?????? 2010 ?. 23:34 ???????????? ????????? ??????????
<the.zett_at_[hidden]> ???????:
> Hi,
>
> I don't know what was changed. But the problem has gone. I'm sorry for
> the inconvenience.
>
> ---
> Best regards,
> Alexander Pronchenkov
>
> 9 ?????? 2010 ?. 22:56 ???????????? ????????? ??????????
> <the.zett_at_[hidden]> ???????:
>> Hi,
>>
>> I found a strange result on the following sample (complete code of the
>> sample is attached). I tried to find intersection of two polygons:
>>
>> ?{{42.0,-71.0}, {42.5,-71.0}, {42.5,-72.0}, {42.0,-72.0}}
>>
>> and
>>
>> ?{{42.35,-71.04}, {42.34,-71.04},{42.34,-71.03},{42.35,-71.03}}
>>
>> It easy to see that the first one includes the second. But result of
>> this operation is an empty set of polygons.
>>
>>
>> Environment:
>>
>> boost-geometry: br59805 | barendgehrels | 2010-02-21 14:43:54 +0500
>> (???, 21 ??? 2010) | 2 lines
>> g++ (Ubuntu 4.4.1-4ubuntu9) 4.4.1
>> Intel(R) Core(TM) i5 CPU 750 @ 2.67GHz
>>
>> ---
>> Best regards
>>
>