[Paraview] Custom External Libraries built with ParaView

[Michael Jackson]

SET (PARAVIEW_ADDITIONAL_LIBRARIES
     ${PARAVIEW_ADDITIONAL_LIBRARIES}
     libvtkskiIO
)

___________________________________________________________
Mike Jackson                      www.bluequartz.net
Principal Software Engineer       mike.jackson at bluequartz.net
BlueQuartz Software               Dayton, Ohio


On Jun 7, 2010, at 1:15 PM, Eric Nodwell wrote:

> I'm having some linking issues building our custom external  
> libraries into ParaView.
>
> The background is, we have the following:
> 1. a custom library (vtkskiIO) , and
> 2. some ParaView plugins that use classes out of vtkskiIO .
>
> These can be built, loaded and run successfully when they are built  
> not with with ParaView, but against an already-built ParaView source  
> tree.  In this case they are loaded after launching ParaView with  
> the Plugin manager.
>
> We would like now to build them along with ParaView itself,  
> following roughly these instructions: http://paraview.org/Wiki/Extending_ParaView_at_Compile_Time#Build_Code_As_Part_Of_ParaView 
>  .  This will make it easier for our users, as we can just  
> distribute ParaView with our extensions built in.
>
> We have a single external module CMake file,  
> "vtkskiPluginsParaViewImport.cmake" which we specify with the CMake  
> variable PARAVIEW_EXTRA_EXTERNAL_MODULE .  It builds our vtkskiIO  
> library, and informs ParaView about it as follows (this seems the  
> most likely command that I found in ParaViewCommon.cmake):
>
>  PARAVIEW_LINK_LIBRARIES(vtkskiIO)
>
> The plugins themselves are then built with  
> PARAVIEW_INCLUDE_WRAPPED_SOURCES,  
> PARAVIEW_INCLUDE_SERVERMANAGER_RESOURCES and  
> PARAVIEW_INCLUDE_GUI_RESOURCES .
>
> The library does build correctly within the ParaView binary  
> directory, however, we then run into this error:
>
> Linking CXX shared library ../../bin/libvtkPVFilters.dylib
> Undefined symbols:
>  "vtkAIMReader::New()", referenced from:
>      vtkSmartPointer<vtkAIMReader>::New()        in  
> vtkAIMReaderPlugin.cxx.o
> ld: symbol(s) not found
>
> It appears that we need somehow to specify that vtkPVFilters should  
> link against out libvtkskiIO (without actually going in and  
> modifying any CMake files within ParaView itself).  Apparently,  
> PARAVIEW_LINK_LIBRARIES is not sufficient for this purpose.  Any  
> suggestions?
>
> Eric
>
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