Geometry Boost List: Re: [geometry] breaking change on transform strategies

Subject: Re: [geometry] breaking change on transform strategies
From: Barend Gehrels (barend_at_[hidden])
Date: 2013-12-04 16:27:42

Hi Bruno,

Bruno Lalande wrote On 30-11-2013 22:27:
> Hi Bernhard,
>
>     What I do not yet understand, is why there are two dimension
>     parameters. If
>     this can indeed be used with different source and target
>     dimensions, then I
>     think the documentation should explain what happens if the
>     dimensions are
>     unequal, because I cannot think of a "standard" behaviour for that.
>
>
> Yep, I seem to remember having seen that in the code - it's possible 
> and valid to have a 2D and a 3D point. Not sure how it's handled, 
> Barend can probably explain. Barend, given such a usage is quite 
> infrequent maybe we can make the 2nd one optional? (i.e. equal to the 
> first one by default)

Yes, good idea. Indeed it is possible to go from 2D to 3D or v.v., and 
indeed it is not frequent.

Regards, Barend