[Insight-developers] ConceptCheck & Wrapping : ITK 3.4 Update

[Bill Lorensen]

Since vtkITK is breaking, it seems that we have broken the ITK API. Maybe we
should look for an alternative fix that does not break the API.

Bill


On 9/20/07, Luis Ibanez <luis.ibanez at kitware.com> wrote:
>
>
> In order to fix bug 221
> http://public.kitware.com/Bug/view.php?id=221
>
> We agreed on introducing a ConceptCheck to ensure that instantiations
> of filters deriving from the FiniteDifferenceImageFilter, will use an
> output image type with pixel type float or double.
>
>
> http://www.itk.org/Insight/Doxygen/html/classitk_1_1FiniteDifferenceImageFilter.html
>
> The reason is that this filter performs computations using that type,
> and therefore an instantiation that uses anything different from float
> and double will result in erroneous results.
>
> This modification has the effect of breaking the following
>
>   a) Wrapping instantiations using non-real pixel types in output image
>   b) InsightApplications/vtkITK classes using non-real pixel type.
>
>
> The course of action is then to remove these non-real instantiation and
> only leave the ones where the output image type is of pixel type float
> or double. In practice it will come down to float, since we don't
> include "double" as pixel type in the wrapping.
>
>
> Please let us know if you have any concerns,
>
>
>    Thanks
>
>
>        Luis
>
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