[vtk-developers] Nomenclature - "Reference" data set

[Bill Lorensen]

Since vtkImageChangeInformation deals with images, I think
SetReferenceImage is a logical choice.


On Tue, Jun 30, 2015 at 5:26 PM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
> In ITK we use ReferenceImage in the itkChangeInformationImageFilter.
>
> On Tue, Jun 30, 2015 at 5:09 PM, David Gobbi <david.gobbi at gmail.com> wrote:
>> Hi All,
>>
>> I have three filters in VTK that have a method called
>> "SetInformationInput()", but the method name is confusing and I'm seeking
>> advice on how to change it.
>>
>> The method's purpose it to provide a reference image.  For example,
>> vtkImageChangeInformation has two inputs: the first image provides the voxel
>> data, and the 2nd input provides a reference image that has the desired
>> voxel spacing and origin.  Another example is vtkImageReslice, which can
>> resample its first input by using the spacing &  origin of a second input.
>>
>> I looked to see if any geometry filters to see if any of them had a good
>> name for such an input, and I found that vtkProbeFilter and vtkGlyph3D use
>> the name "SetSourceConnection()".  That name doesn't sound right for the
>> image filters.
>>
>> So, I'm thinking of renaming
>> vtkImageChangeInformation::SetInformationInputData() as follows, to make its
>> meaning more apparent:
>>
>>    SetReferenceData() - accepts a vtkDataObject
>>    SetReferenceConnection() - creates a pipeline connection
>>
>> Imaging scientists generally understand what is meant by a "reference" image
>> in this context.  The old method (which only accepts data, not a pipeline
>> connection) would be deprecated in VTK 7.
>>
>> Any thoughts?
>>
>>  - David
>>
>>
>>
>>
>>
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>
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>
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