[Insight-developers] SmartPointer->RawPointer in GetInput() GetOutput() changed

[Bill Lorensen]

Luis,
I'm still seeing some errors in the continuous. If they are related to the pointer change, please fix them and hold off on other changes.

Thanks,

Bill

At 04:52 PM 5/13/02 -0400, Luis Ibanez wrote:


>Hi,
>
>The changes in GetInput() and GetOutput()
>have been made all over the toolkit.
>
>These methods now return raw pointers
>instead of SmartPointers.
>
>The output of the methods can still be
>received by a SmartPointer but you may
>want to change that to raw pointers too.
>
>Like:
>
>    ImageType::Pointer image = filter->GetOutput();
>
>should now be:
>
>    ImageType * image = filter->GetOutput();
>
>unless you are planning to destroy the filter
>after the GetOutput() call, in which case the
>smart pointer is still needed to prevent the
>output image from dying along with its filter.
>
>A lot of Get*() methods returning SmartPointers
>were untouched in this first pass because it
>wasn't clear if they will support the change.
>They may be updated in a second pass.
>
>A const-correcteness visit is also on the list
>of things to do.
>
>Note that for GetInput() the result must be
>received in a const raw pointer, like:
>
>const ImageType * image = filter->GetInput();
>
>GetOutput() will also be made const soon and
>it will return a const raw pointer as well.
>A variant non-const (protected) version will
>be added to be used inside filters only.
>
>
>
>      Luis
>
>
>
>
>
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