[vtkusers] problems reading in data using vtkImageReader

[Mathieu Malaterre]

Lindsey,

	You need to add vtkIO in your CMakeLists.txt

HTH
Mathieu

Lindsey McAninch wrote:
> Hello all!  This is probably an easy question but I am new at vtk and am 
> struggling a little bit.  I am trying write a program that reads raw 
> image data into vtk.  I am programming in c++.  Every time I include 
> this portion of code:
> 
> 
> vtkImageReader *aReader = vtkImageReader::New();
>     aReader->SetFileName (argv[1]);
>     aReader->SetDataScalarTypeToUnsignedChar();
>     aReader->SetDataByteOrderToLittleEndian();
>     aReader->SetFileDimensionality( 3 );
>     aReader->SetDataSpacing(0.294922, 0.0294922, 1);
>     aReader->SetDataExtent(0, 200, 0, 200, 0, 50);
> 
> specifically creating a new vtkImageReader, I get the following error:
> 
> Building executable /home/sci/lindsey/VTK/LindseyPrograms/SegRender...
> SegRender.o(.text+0x120): In function `main':
> : undefined reference to `vtkImageReader::New()'
> collect2: ld returned 1 exit status
> make[1]: *** [/home/sci/lindsey/VTK/LindseyPrograms/SegRender] Error 1
> make: *** [default_target] Error 2
> 
> I am not sure what I am doing wrong, whether my vtk is not built right 
> or if I am not including a needed library or something of that sort.  
> Any help would be much appreciated. 
> Thanks!
> 
> Lindsey
> 
> lindsey at sci.utah.edu
> _______________________________________________
> This is the private VTK discussion list. Please keep messages on-topic. 
> Check the FAQ at: <http://public.kitware.com/cgi-bin/vtkfaq>
> Follow this link to subscribe/unsubscribe:
> http://www.vtk.org/mailman/listinfo/vtkusers
>