It does not appear to be required (both in comments and in testing against
Oracle).
https://github.com/geotools/geotools/pull/84
--
Jody Garnett
On Tuesday, 18 December 2012 at 2:07 AM, Andrea Aime wrote:
> On Mon, Dec 17, 2012 at 4:33 PM, Jody Garnett <[email protected]
> (mailto:[email protected])> wrote:
> > I have been working on GEOT-4350
> > (https://jira.codehaus.org/browse/GEOT-4350) (the 2D to 3D work was recast
> > to use a ConcatenatedTransform last weekend, however that is tripping up
> > some code that wishes to use mathTransform.inverse(), if available, to post
> > process a geometry.
> >
> > While simply trying and catching the exception works, it probably would
> > impact performance, as such I am putting in an up front check for the 3D to
> > 2D case. I do not know of a general technique to determine if an inverse is
> > available.
>
> Hmm... I guess a fix in the referencing subsystem could be required, or else,
> check if we really really need that inverse
> (afaik it's used to determine the decimation distance, which is just an
> optimization.. for code that is not able to
> support the 2d hint not sure if it's going to be such a loss, given that we
> are already cloning all the geometries
> to drop the 3rd ordinate).
>
> Cheers
> Andrea
>
>
>
> --
> ==
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>
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