[Paraview-developers] Problem with plugins build from an inherited class

[Utkarsh Ayachit]

Maybe the easiest option here would be to just combine both plugins
into one. A single plugin can provide multiple filters/features.

Utkarsh

On Tue, May 6, 2014 at 4:01 PM, Joe Ping-Lin Hsiao <phsiao at cs.unc.edu> wrote:
> Yes, since vtkITKImageFilter is the base class of both plugins, it appears
> in  ADD_PARAVIEW_PLUGIN() from both of them.
>
>
> On Tue, May 6, 2014 at 2:27 PM, Utkarsh Ayachit
> <utkarsh.ayachit at kitware.com> wrote:
>>
>> Yes vtkITKImageFilter sounds like the class being wrapped twice. Is
>> vtkITKImageFilter.cxx added to both the plugins in
>> ADD_PARAVIEW_PLUGIN() call?
>>
>> On Tue, May 6, 2014 at 11:45 AM, Joe Ping-Lin Hsiao <phsiao at cs.unc.edu>
>> wrote:
>> > I am not sure if this is the wrapped class that you mentioned, but I
>> > checked
>> > the code,
>> >
>> > within the CMake of the base class (vtkITKImageFilter), there is
>> >
>> > VTK_WRAP_ClientServer("ITKImageFilter"
>> >   ParaViewITKPluginsWrappedSrcs "${ParaViewITKPluginsCommonSrcs}"
>> > )
>> >
>> > and in the base class' header, there are a bunch of //BTX and //ETX
>> > securing
>> > ITK declarations.
>> >
>> > Within the pluings' headers, there are also a bunch of //BTX and //ETX
>> > surrounding ITK code.
>> >
>> > I tried disabling them all above, but still get the same error.
>> >
>> >
>> > One thing I noticed is that in Visual Studio under the projects of both
>> > plugins, there is a vtkITKImageFilterClientServer.cxx created by
>> > ParaView.
>> > Could this be the duplicate copy of class?
>> >
>> >
>> > On Tue, May 6, 2014 at 8:58 AM, Utkarsh Ayachit
>> > <utkarsh.ayachit at kitware.com> wrote:
>> >>
>> >> Is it possible that both of the plugins have some wrapped class that
>> >> is duplicated in the two?
>> >>
>> >> On Mon, May 5, 2014 at 1:32 PM, Joe Ping-Lin Hsiao <phsiao at cs.unc.edu>
>> >> wrote:
>> >> > I am having trouble loading my custom plugins, which have an internal
>> >> > ITK
>> >> > pipeline. Everything works fine if I only load one of them. As soon
>> >> > as I
>> >> > load a second one, the program crashes. The error message I get from
>> >> > debug
>> >> > mode is
>> >> >
>> >> > Unhandled exception at 0x000007feeb86275d (vtkClientServer-pv4.1.dll)
>> >> > in
>> >> > ImageSurfer2.exe: 0xC0000005: Access violation reading location
>> >> > 0x0000000000000000.
>> >> >
>> >> >
>> >> > The call stack:
>> >> >
>> >> >   vtkClientServer-pv4.1.dll!std::operator<<<std::char_traits<char>
>> >> >>(std::basic_ostream<char,std::char_traits<char> > & _Ostr={...},
>> >> >> const
>> >> >> char
>> >> > * _Val=0x000007feeb8aaec8)  Line 747 + 0x8 bytes C++
>> >> >
>> >> >>
>> >> >>
>> >> >>
>> >> >> vtkClientServer-pv4.1.dll!vtkClientServerInterpreter::AddNewInstanceFunction(const
>> >> >> char * name=0x000007feed4920d0, vtkObjectBase * (void *)*
>> >> >> f=0x000007feed301cfd, void * ctx=0x0000000000000000, void (void *)*
>> >> >> freeFunction=0x0000000000000000)  Line 851 + 0x1b bytes C++
>> >> >
>> >> >   Hessian3DToVesselnessMeasureImageFilter.dll!000007feed34e8c2()
>> >> >
>> >> >   [Frames below may be incorrect and/or missing, no symbols loaded
>> >> > for
>> >> > Hessian3DToVesselnessMeasureImageFilter.dll]
>> >> >
>> >> >   000000000480f170()
>> >> >
>> >> >   Hessian3DToVesselnessMeasureImageFilter.dll!000007feed4920d0()
>> >> >
>> >> >   Hessian3DToVesselnessMeasureImageFilter.dll!000007feed301cfd()
>> >> >
>> >> >
>> >> >
>> >> > Here is my class hierarchy:
>> >> >
>> >> >
>> >> > vtkITKImageFilter  -> class inherits from vtkImageAlgorithm. Use
>> >> > vtkImageExport, itk::VTKImageImport, itk::VTKImageExport, and
>> >> > vtkImageImport
>> >> > inside to convert between VTK and ITK.
>> >> >
>> >> >
>> >> > MyITKFilter -> my ITK plugin inheriting from vtkITKImageFilter.
>> >> >
>> >> >
>> >> >
>> >> > I include source code from both classes in CMake:
>> >> >
>> >> >
>> >> > ADD_PARAVIEW_PLUGIN(${PLUGIN} 1.0
>> >> >
>> >> >   SERVER_MANAGER_XML ${XML}
>> >> >
>> >> >   SERVER_MANAGER_SOURCES
>> >> > vtkHessian3DToVesselnessMeasureImageFilter.cxx
>> >> > ../Common/vtkITKImageFilter.cxx
>> >> >
>> >> >   SOURCES ${XML}
>> >> >
>> >> > )
>> >> >
>> >> >
>> >> > and link the plugin with ITK
>> >> >
>> >> >
>> >> > TARGET_LINK_LIBRARIES(${PLUGIN} ${ITK_LIBRARIES})
>> >> >
>> >> >
>> >> > ITK was built in static.
>> >> >
>> >> >
>> >> > Any idea what might cause the trouble?
>> >> >
>> >> >
>> >> >
>> >> > Thanks,
>> >> >
>> >> > Joe
>> >> >
>> >> >
>> >> > _______________________________________________
>> >> > Paraview-developers mailing list
>> >> > Paraview-developers at paraview.org
>> >> > http://public.kitware.com/mailman/listinfo/paraview-developers
>> >> >
>> >
>> >
>
>