[ITK Community] [Insight-users] error in building.. i think it's common?

Luis Ibanez luis.ibanez at kitware.com
Sat Jan 18 11:59:47 EST 2014


Tim,

That casting seems indeed to be the problem.

When parsing the error message in the gist:

 18 Reason:
 19
 20 cannot convert from '
 21
 22       itk::Vector<T,NVectorDimension>' to '
 23 const itk::Vector<T,NVectorDimension>' 1> with
 24
 25 1> [ 1> T=double, 1> NVectorDimension=3 1> ] 1> and
 26 1> [ 1> T=float,  1> NVectorDimension=3 1> ] 1>

Note that, there are both:

The "const" in the receiving variable (as Matt pointed out), and
The difference between float and double.

You may want to try this change:

 23 //  typedef itk::Vector< float, Dimension >    VectorPixelType;
 24   typedef itk::Vector< double, Dimension >    VectorPixelType;

in   InvertDeformationField.cxx


    Luis




On Tue, Jan 14, 2014 at 2:24 PM, Tim Bhatnagar <tim.bhatnagar at gmail.com>wrote:

> So.. in the main program, I just cast the vector-pixel quantities as
> 'double' instead of 'float'... perhaps this is something that other
> compilers can internally correct for?
>
> Please let me know if this slight (or at least, what I believe to be
> 'slight') adjustment may cause any issues, post-build.
>
> Thanks to all that helped,
>
>
> On Sun, Jan 12, 2014 at 8:39 AM, Tim Bhatnagar <tim.bhatnagar at gmail.com>wrote:
>
>> Hi Luis,, thanks for looking into that!
>>
>> Unfortunately, I'm still getting the same error about the const
>> designation somewhere... In the gist, did you see the error output I
>> included form ms visual c++? That's about as much as I can offer up in
>> terms of understanding the error...
>>
>> Let me know if I can supply you with anything else, because I'd really
>> appreciate the help!
>>
>> Thanks,
>>
>>
>> On Saturday, January 11, 2014, Luis Ibanez wrote:
>>
>>> Tim,
>>>
>>> Thanks for sharing the code in the gist.
>>>
>>> I just downloaded it and compile it in Linux,
>>> with no errors.
>>>
>>> Had you already fixed the problem ?
>>> (maybe following Matt's advice ?)
>>>
>>>
>>> Please let us know if we can still help,
>>>
>>>    Thanks
>>>
>>>           Luis
>>>
>>>
>>>
>>>
>>> On Tue, Jan 7, 2014 at 12:12 PM, Tim Bhatnagar <tim.bhatnagar at gmail.com>wrote:
>>>
>>> I've posted the cxx, txx and h-files associated with the program in
>>> question, to a gist:
>>>
>>> https://gist.github.com/anonymous/8302651
>>>
>>> I'm certain this is a fairly trivial error (I hope!), but any direction
>>> is much appreciated!
>>>
>>> Thanks,
>>>
>>> Tim
>>>
>>>
>>> On Mon, Jan 6, 2014 at 3:44 PM, Matt McCormick <
>>> matt.mccormick at kitware.com> wrote:
>>>
>>> Hi Tim,
>>>
>>> The error looks like it is related to const'ness instead of SmartPointer
>>> from
>>>
>>>   'itk::Vector<T,
>>> NVectorDimension>' to 'const itk::Vector<T,NVectorDimension> &'
>>>
>>> Hope this helps,
>>> Matt
>>>
>>> On Mon, Jan 6, 2014 at 6:30 PM, Tim Bhatnagar <tim.bhatnagar at gmail.com>
>>> wrote:
>>> > Hi all,
>>> >
>>> > I am trying to build an Inverter for Deformation Fields that I
>>> gathered from
>>> > source code at:
>>> >
>>> > http://www.insight-journal.com/browse/publication/768
>>> >
>>> > The error I'm pasting below has something to do with using
>>> smartpointers, I
>>> > believe, but if anyone can point to the change I need to make, I'd be
>>> very
>>> > appreciative. Thanks!
>>> >
>>> > I am getting the following error when compiling in Visual Studio
>>> Express
>>> > 2010:
>>> >
>>> >
>>> C:/ITKrap/InsightToolkit-4.2.0/Modules/Core/Common/include\itkFixedPointInverseDeformationFieldImageFilter.txx(109):
>>> > error C2664: 'itk::ImageRegionIterator<TImage>::Set' : cannot convert
>>> > parameter 1 from 'itk::Vector<T,NVectorDimension>' to 'const
>>> > itk::Vector<T,NVectorDimension> &'
>>> >           with
>>> >           [
>>> >               TImage=itk::Image<VectorPixelType,3>
>>> >           ]
>>> >           and
>>> >           [
>>> >               T=double,
>>> >               NVectorDimension=3
>>> >           ]
>>> >           and
>>> >           [
>>> >               T=float,
>>> >               NVectorDimension=3
>>> >           ]
>>> >           Reason: cannot convert from
>>> 'itk::Vector<T,NVectorDimension>' to
>>> > 'const itk::Vector<T,NVectorDimension>'
>>> >           with
>>> >           [
>>> >               T=double,
>>> >               NVectorDimension=3
>>> >           ]
>>> >           and
>>> >           [
>>> >               T=float,
>>> >               NVectorDimension=3
>>> >           ]
>>> >           No user-defined-conversion operator available that can
>>> perform
>>> > this conversion, or the operator cannot be called
>>> >
>>> >
>>> C:/ITKrap/InsightToolkit-4.2.0/Modules/Core/Common/include\itkFixedPointInverseDeformationFieldImageFilter.txx(51)
>>> > : while compiling class template member function 'void
>>> >
>>> itk::FixedPointInverseDeformationFieldImageFilter<TInputImage,TOutputImage>::GenerateData(void)'
>>> >           with
>>> >           [
>>> >               TInputImage=InputDFType,
>>> >               TOutputImage=OutputDFType
>>> >           ]
>>> >
>>> >
>>> C:\ITKrap\DiffeomorphicDemons-2009-06-Vercauteren-IJSource\InvertDeformationField.cxx(50)
>>> > : see reference to class template instantiation
>>> >
>>> 'itk::FixedPointInverseDeformationFieldImageFilter<TInputImage,TOutputImage>'
>>> > being compiled
>>> >           with
>>> >           [
>>> >               TInputImage=InputDFType,
>>> >               TOutputImage=OutputDFType
>>> >           ]
>>> >
>>> > --
>>> > Tim Bhatnagar
>>> > PhD Candidate
>>> > Orthopaedic Injury Biomechanics Group
>>> > Department of Mechanical Engineering
>>> > University of British Columbia
>>> >
>>> > Rm 5000 - 818 West 10th Ave.
>>> > Vancouver, BC
>>> > Canada
>>> > V5Z 1M9
>>> >
>>> > Ph: (604) 675-8845
>>> > Fax:
>>>
>>>
>>
>> --
>> Tim Bhatnagar
>> PhD Candidate
>> Orthopaedic Injury Biomechanics Group
>> Department of Mechanical Engineering
>> University of British Columbia
>>
>> Rm 5000 - 818 West 10th Ave.
>> Vancouver, BC
>> Canada
>> V5Z 1M9
>>
>> Ph: (604) 675-8845
>> Fax: (604) 675-8820
>> Web: oibg.mech.ubc.ca
>>
>>
>
>
> --
> Tim Bhatnagar
> PhD Candidate
> Orthopaedic Injury Biomechanics Group
> Department of Mechanical Engineering
> University of British Columbia
>
> Rm 5000 - 818 West 10th Ave.
> Vancouver, BC
> Canada
> V5Z 1M9
>
> Ph: (604) 675-8845
> Fax: (604) 675-8820
> Web: oibg.mech.ubc.ca
>
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