[vtkusers] vtkStandardNewMacro problems with MSVC9

Dominik Szczerba dominik at itis.ethz.ch
Fri Oct 17 18:30:04 EDT 2008


I am building it externally, without recompiling VTK (5.2.0).

DSZ

On Saturday 18 October 2008 12:24:11 am Francois Bertel wrote:
> Where are you putting this class? in VTK/Graphics or in some external
> project?
>
> On Fri, Oct 17, 2008 at 6:16 PM, Dominik Szczerba <dominik at itis.ethz.ch> 
wrote:
> > Yea I had a detailed look at vtkWin32Header.h and it should do as you say
> > - and as I do.
> > Looks to me like this is somehow broken with MSVS 9 2008 on derived
> > classes - was it tested with the new version?
> >
> > with regards,
> > Dominik
> >
> > On Saturday 18 October 2008 12:09:47 am Dominik Szczerba wrote:
> >> I am using:
> >>
> >> class VTK_GRAPHICS_EXPORT vtkThreshold2 : public
> >> vtkUnstructuredGridAlgorithm ...
> >>
> >> and I thought VTK_GRAPHICS_EXPORT does what you say, or do I miss
> >> anything?
> >>
> >> Dominik
> >>
> >> On Friday 17 October 2008 11:49:03 pm Karthik Krishnan wrote:
> >> > My guess is that you might be trying to use the classes on
> >> > windows without exporting them... the __declspec(dllimport) /
> >> > export thingie.
> >> >
> >> > You must explicitly export the classes and the global functions
> >> > to be made publicly accessible.
> >> >
> >> > See how VTK_FILTERING_EXPORT is used for instance... On unix,
> >> > this expands to nothing.
> >> >
> >> > On Fri, Oct 17, 2008 at 5:41 PM, Dominik Szczerba
> >> > <dominik at itis.ethz.ch>
> >>
> >> wrote:
> >> > > Compiling and linking to standard VTK classes work fine.
> >> > >
> >> > > As soon as I start using my own algorithms (e.g. derived from
> >> > > vtkUnstructuredGridAlgorithm) I get linking problems about
> >> > > unresolved New(), which I trace down to vtkStandardNewMacro. I see
> >> > > this macro goes very deep and suggests that so created objects must
> >> > > be somehow registered, but on linux the same code works just fine.
> >> > > What am I doing wrong?
> >> > >
> >> > > with regards,
> >> > > Dominik
> >> > > --
> >> > > Dominik Szczerba, Ph.D.
> >> > > Computational Physics Group
> >> > > Foundation for Research on Information Technologies in Society
> >> > > http://www.itis.ethz.ch
> >> > > _______________________________________________
> >> > > This is the private VTK discussion list.
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> >
> > --
> > Dominik Szczerba, Ph.D.
> > Computational Physics Group
> > Foundation for Research on Information Technologies in Society
> > http://www.itis.ethz.ch
> > _______________________________________________
> > This is the private VTK discussion list.
> > Please keep messages on-topic. Check the FAQ at:
> > http://www.vtk.org/Wiki/VTK_FAQ Follow this link to
> > subscribe/unsubscribe:
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-- 
Dominik Szczerba, Ph.D.
Computational Physics Group
Foundation for Research on Information Technologies in Society
http://www.itis.ethz.ch



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