[vtkusers] Help subclassing a vtkActor

[Mathieu Malaterre]

Alex,

	The factory will create either a OpenGLActor or MesaActor depending of 
your code. Try subclassing them instead.

HTH
Mathieu

Alex Lear wrote:
> I am trying to subclass a vtkActor but it doesn't appear to be working
> when I try to use my class.   The actor is not showing up in the
> renderer when I change from vtkActor to my class, viewerActor.  The
> header and source files are below.
> 
> Thanks for any help.
> Alex
> 
> 
> HEADER FILE:
> 
> #ifndef __viewerActor_h
> #define __viewerActor_h
> 
> #include "vtkActor.h"
> 
> class VTK_RENDERING_EXPORT viewerActor : public vtkActor
> {
> public:
>   static viewerActor *New();
>   vtkTypeMacro(viewerActor,vtkActor);
> 
> protected:
>   viewerActor();
>   ~viewerActor();
> 
> private:
> 
> };
> #endif
> 
> 
> 
> 
> C++ SOURCE FILE:
> 
> #include "viewerActor.h"
> #include "vtkActor.h"
> 
> viewerActor::viewerActor()
> {
> cout << "VIEWER ACTOR CREATED" << endl;
> }
> 
> viewerActor::~viewerActor()
> {
> }
> 
> viewerActor* viewerActor::New()
> {
>   return new viewerActor;
> }
> 
> 
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