[vtkusers] Help on writing a graphics filter

[Berk Geveci]

I think VTK_EXPORT should work.

-berk

On Thu, Apr 17, 2008 at 1:44 PM, David Cole <david.cole at kitware.com> wrote:
> You can't use the VTK_GRAPHICS_EXPORT macro unless your class is built into
> the vtkGraphics library itself. Make up your own equivalent macro for your
> library...
>
>
>
>
> On Thu, Apr 17, 2008 at 1:36 PM, Renato N. Elias <rnelias at nacad.ufrj.br>
> wrote:
>
> >
> > Hi folks,
> >
> > I'm trying to write a simple graphics filter which takes a DataSet,
> compute something and add a CellData array to the output's DataSet. The
> structure of the filter is quite the same the vtkElevationFilter, so, I just
> copied the .cxx and .h and changed some stuffs.
> >
> > Here is the my header created from vtkElevationFilter.h: (all files are
> here
> http://www.nacad.ufrj.br/~rnelias/transfer/ColorBoundaryRegionsFilter.zip )
> >
> > //--------------------------------------------------------------
> > #ifndef __vtkColorBoundaryRegionsFilter_h
> > #define __vtkColorBoundaryRegionsFilter_h
> >
> > #include "vtkDataSetAlgorithm.h"
> >
> > class VTK_GRAPHICS_EXPORT vtkColorBoundaryRegionsFilter : public
> vtkDataSetAlgorithm
> > {
> > public:
> >  static vtkColorBoundaryRegionsFilter* New();
> >  vtkTypeRevisionMacro(vtkColorBoundaryRegionsFilter, vtkDataSetAlgorithm);
> >  void PrintSelf(ostream& os, vtkIndent indent);
> >
> > protected:
> >  vtkColorBoundaryRegionsFilter();
> >  ~vtkColorBoundaryRegionsFilter();
> >
> >  int RequestData(vtkInformation*,
> >                 vtkInformationVector**,
> >                 vtkInformationVector*);
> >
> > private:
> >  vtkColorBoundaryRegionsFilter(const vtkColorBoundaryRegionsFilter&);  //
> Not implemented.
> >  void operator=(const vtkColorBoundaryRegionsFilter&);  // Not
> implemented.
> > };
> >
> > #endif
> > //--------------------------------------------------------------
> >
> > The filter's algorithm is implemented in the RequestData method. My
> CMakeLists file is as follows:
> >
> > #---------------------------------------------------------------
> > PROJECT(ColorBoundaryRegionsFilter)
> > FIND_PACKAGE(VTK REQUIRED)
> > INCLUDE(${VTK_USE_FILE})
> > ADD_LIBRARY(ColorBoundaryRegionsFilter vtkColorBoundaryRegionsFilter.cxx)
> > ADD_EXECUTABLE(test test.cxx vtkColorBoundaryRegionsFilter.cxx)
> > #---------------------------------------------------------------
> >
> > I can have the filter compiled as library, the problem happens when I try
> to link with the following test program (. The linker gives me a bunch of
> error messages
> >
> > int main() {
> > vtkColorBoundaryRegionsFilter* br = vtkColorBoundaryRegionsFilter::New();
> > br-Delete();
> > }
> >
> > Linker error:
> >
> > 1>vtkColorBoundaryRegionsFilter.obj : error LNK2019: unresolved external
> symbol "public: void __thiscall
> vtkDataArrayTemplate<int>::InsertValue(int,int)"
> (?InsertValue@?$vtkDataArrayTemplate at H@@QAEXHH at Z) referenced in function
> "public: void __thiscall vtkIntArray::InsertValue(int,int)"
> (?InsertValue at vtkIntArray@@QAEXHH at Z)
> > 1>vtkColorBoundaryRegionsFilter.obj : error LNK2019: unresolved external
> symbol "public: virtual __thiscall
> vtkOStreamWrapper::~vtkOStreamWrapper(void)" (??1vtkOStreamWrapper@@UAE at XZ)
> referenced in function "protected: virtual void __thiscall
> vtkColorBoundaryRegionsFilter::CollectRevisions(class
> std::basic_ostream<char,struct std::char_traits<char> > &)"
> (?CollectRevisions at vtkColorBoundaryRegionsFilter@@MAEXAAV?$basic_ostream at DU?$char_traits at D@std@@@std@@@Z)
> > 1>vtkColorBoundaryRegionsFilter.obj : error LNK2019: unresolved external
> symbol "public: class vtkOStreamWrapper & __thiscall
> vtkOStreamWrapper::operator<<(char const *)"
> (??6vtkOStreamWrapper@@QAEAAV0 at PBD@Z) referenced in function "protected:
> virtual void __thiscall
> vtkColorBoundaryRegionsFilter::CollectRevisions(class
> std::basic_ostream<char,struct std::char_traits<char> > &)"
> (?CollectRevisions at vtkColorBoundaryRegionsFilter@@MAEXAAV?$basic_ostream at DU?$char_traits at D@std@@@std@@@Z)
> > 1>vtkColorBoundaryRegionsFilter.obj : error LNK2019: unresolved external
> symbol "protected: virtual void __thiscall
> vtkDataSetToDataSetFilter::CollectRevisions(class
> std::basic_ostream<char,struct std::char_traits<char> > &)"
> (?CollectRevisions at vtkDataSetToDataSetFilter@@MAEXAAV?$basic_ostream at DU?$char_traits at D@std@@@std@@@Z)
> referenced in function "protected: virtual void __thiscall
> vtkColorBoundaryRegionsFilter::CollectRevisions(class
> std::basic_ostream<char,struct std::char_traits<char> > &)"
> (?CollectRevisions at vtkColorBoundaryRegionsFilter@@MAEXAAV?$basic_ostream at DU?$char_traits at D@std@@@std@@@Z)
> > 1>vtkColorBoundaryRegionsFilter.obj : error LNK2019: unresolved external
> symbol "public: __thiscall vtkOStreamWrapper::operator class
> std::basic_ostream<char,struct std::char_traits<char> > &(void)"
> (??BvtkOStreamWrapper@@QAEAAV?$basic_ostream at DU?$char_traits at D@std@@@std@@XZ)
> referenced in function "protected: virtual void __thiscall
> vtkColorBoundaryRegionsFilter::CollectRevisions(class
> std::basic_ostream<char,struct std::char_traits<char> > &)"
> (?CollectRevisions at vtkColorBoundaryRegionsFilter@@MAEXAAV?$basic_ostream at DU?$char_traits at D@std@@@std@@@Z)
> > 1>vtkColorBoundaryRegionsFilter.obj : error LNK2019: unresolved external
> symbol "public: __thiscall vtkOStreamWrapper::vtkOStreamWrapper(class
> std::basic_ostream<char,struct std::char_traits<char> > &)"
> (??0vtkOStreamWrapper@@QAE at AAV?$basic_ostream at DU?$char_traits at D@std@@@std@@@Z)
> referenced in function "protected: virtual void __thiscall
> vtkColorBoundaryRegionsFilter::CollectRevisions(class
> std::basic_ostream<char,struct std::char_traits<char> > &)"
> (?CollectRevisions at vtkColorBoundaryRegionsFilter@@MAEXAAV?$basic_ostream at DU?$char_traits at D@std@@@std@@@Z)
> > 1>vtkColorBoundaryRegionsFilter.obj : error LNK2019: unresolved external
> symbol "protected: __thiscall
> vtkDataSetToDataSetFilter::vtkDataSetToDataSetFilter(void)"
> (??0vtkDataSetToDataSetFilter@@IAE at XZ) referenced in function "protected:
> __thiscall
> vtkColorBoundaryRegionsFilter::vtkColorBoundaryRegionsFilter(void)"
> (??0vtkColorBoundaryRegionsFilter@@IAE at XZ)
> > 1>vtkColorBoundaryRegionsFilter.obj : error LNK2001: unresolved external
> symbol "public: virtual void __thiscall vtkObjectBase::Delete(void)"
> (?Delete at vtkObjectBase@@UAEXXZ)
> > ...
> >
> > Any idea?
> >
> > Regards
> >
> > Renato.
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>
>
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