[Insight-developers] compilation error with system vxl

[Arnaud GELAS]

You're right!
Or if they could have both methods (operator * and mult) public, it 
would be great...

Is there anyone from the vxl community?

Arnaud

On 06/10/2010 02:14 PM, Bill Lorensen wrote:
> It is unfortunate that vxl does not have the same backward
> compatibility culture that we have with itk. I do not think we should
> surprise our customers. Perhaps we can ask the vxl group to back out
> that change.
>
> Bill
>
> On Thu, Jun 10, 2010 at 1:12 PM, Arnaud GELAS
> <arnaud_gelas at hms.harvard.edu>  wrote:
>    
>> After checking itk's vnl_sparse_matrix version, the operator * does not
>> exist and mult exist; and in the vxl's one, it is the opposite...
>>
>> Would it be possible to update the vxl version of itk ?
>> (This could be done for a new release of itk 3.20)
>>
>> Arnaud
>>
>> On 06/10/2010 11:57 AM, Arnaud GELAS wrote:
>>      
>>> Hi guys,
>>>
>>> I have just tried to build itk, with an installed version of vxl and I
>>> get the following error:
>>>
>>> [ 93%] Building CXX object
>>> Code/Numerics/FEM/CMakeFiles/ITKFEM.dir/itkFEMLinearSystemWrapperVNL.o
>>> /home/ajg23/SVNROOT/vxl/core/vnl/vnl_sparse_matrix.h: In member function
>>> ‘virtual void
>>> itk::fem::LinearSystemWrapperVNL::MultiplyMatrixMatrix(unsigned int,
>>> unsigned int, unsigned int)’:
>>> /home/ajg23/SVNROOT/vxl/core/vnl/vnl_sparse_matrix.h:268: error: ‘void
>>> vnl_sparse_matrix<T>::mult(const vnl_sparse_matrix<T>&,
>>> vnl_sparse_matrix<T>&) const [with T = double]’ is protected
>>>
>>> /home/ajg23/CVSROOT/Insight/Code/Numerics/FEM/itkFEMLinearSystemWrapperVNL.cxx:265:
>>> error: within this context
>>> make[2]: ***
>>> [Code/Numerics/FEM/CMakeFiles/ITKFEM.dir/itkFEMLinearSystemWrapperVNL.o]
>>> Error 1
>>> make[1]: *** [Code/Numerics/FEM/CMakeFiles/ITKFEM.dir/all] Error 2
>>>
>>> In the recent version of vnl mult is now protected, whereas in the itk
>>> version mult is public...
>>>
>>> If I am not wrong using directly operator * would work for both
>>> versions. Any objection?
>>>
>>> Cheers,
>>> Arnaud
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