[vtk-developers] No api for vtkAlgorithm::SetInputData()

[Bill Lorensen]

GetProducerPort() has been there for a long time and I have seen it
used frequently. Foe example in the VTK Wiki Examples it is used 165
times.

On Fri, Apr 13, 2012 at 10:29 AM, Chris Harris <chris.harris at kitware.com> wrote:
> I am of the opinion that if this is a pretty uncommon use case lets
> not pollute the API with another method ( that we may struggle to find
> a decent name for ). We should just document the trivial producer
> approach.
>
> My 2 cents
>
> Chris
>
> On Fri, Apr 13, 2012 at 10:22 AM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
>> Why not reactivate GetProducerPort()? And do not add a new Set method.
>>
>> On Fri, Apr 13, 2012 at 9:18 AM, Berk Geveci <berk.geveci at kitware.com> wrote:
>>> I am fine with making this change with the exception of calling it
>>> "SetInputData". The moment you did that, you will start seeing hidden method
>>> warning in all subclasses that define SetInputData with another type as
>>> input. SetInputDataObject? SetInputDataAsDataObject?
>>>
>>> -berk
>>>
>>> On Thu, Apr 12, 2012 at 6:29 PM, Pat Marion <pat.marion at kitware.com> wrote:
>>>>
>>>> Here is a example, which may not be very common, but I had it in my
>>>> code...
>>>>
>>>> void foo(vtkAlgorithm* aFilter, vtkDataObject* aData)
>>>> {
>>>>   vtkDataObject* aDataCopy = copyData(aData);
>>>>   aFilter->SetInputConnection(aDataCopy->GetProducerPort());
>>>>   ...
>>>> }
>>>>
>>>> In VTK 6, I can't find a generic way to connect a data object to an
>>>> algorithm.
>>>> I have to create a trivial producer (reimplement
>>>> vtkAlgorithm::SetInputDataInternal)
>>>>
>>>> I'm curious if there is a reason not to change protected
>>>> SetInputDataInternal to public SetInputData?
>>>>
>>>> Most subclasses define SetInputData as:
>>>>
>>>> void vtkPolyDataAlgorithm::SetInputData(int index, vtkDataObject* input)
>>>> {
>>>>   this->SetInputDataInternal(index, input);
>>>> }
>>>>
>>>>
>>>> Pat
>>>>
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>>>
>>>
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>>
>>
>>
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