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Geometry : |
Subject: Re: [geometry] Result change in geometry::centroid between version 1.53 and 1.58
From: Adam Wulkiewicz (adam.wulkiewicz_at_[hidden])
Date: 2015-04-24 12:59:30
Eric.noirfalise wrote:
> Selon Adam Wulkiewicz <adam.wulkiewicz_at_[hidden]>:
>
>> Eric.noirfalise wrote:
>>> Hi Adam,
>>>
>>> Done for ticket : https://svn.boost.org/trac/boost/ticket/11236
>> Thanks!
>>
>> Actually it's a manifestation of a different bug, in arithmetic
>> functions, in this particular case in add_point().
>> See: https://github.com/boostorg/geometry/pull/283
>>
>> You wrote in a ticket that the compiler reports a warning.
>> Could you paste it here or there?
<snip>
> Here is the (awful) cascaded warning stack under visual studio 2012 :
>
> 1>C:\dev\Externals\Package\boost\boost_1_58_0\include\boost/geometry/arithmetic/arithmetic.hpp(75):
> warning C4244: 'argument' : conversion from 'double' to 'const int', possible
> loss of data
>
Ok, so after the fix is applied you shouldn't see this warning.
Could you verify that it works for you?
E.g. grab this file
https://github.com/awulkiew/geometry/blob/42d56f6116659336551e0b85a6a68dd908379923/include/boost/geometry/arithmetic/arithmetic.hpp
and simply replace in your copy of Boost 1.58.
Regards,
Adam
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