[vtkusers] Toolkit Implementation

[Mathieu Malaterre]

Doug,

    Please have a look at VTK's Wiki:

  http://vtk.org/Wiki/VTK_Classes#FLTK

    The code provided by C.P. Botha (vtkFlRenderWindowInteractor) is currently used in ITK. It has been proven to be robust and hopefully bug free ;)

HTH
Mathieu

> I'm wondering if there are resources (documentation) available that
> dicuss the process of implementing a renderer for an unsupported
> toolkit?  I found a vtk package for FLTK which looks like what I would
> expect, but I'm unsure of some things that are being done.  For
> example, vtkOpenGLRenderWindow is subclassed to create
> vtkFLTKOpenGLRenderWindow, which seems reasonable.  But there are some
> mystery files created through the use of VTK_MAKE_INSTANTIATOR cmake
> macro.  Anything that helps to explain the minimal set of things that
> need implemented would be extremely helpful.
> 
> Thanks,
> 
> Doug
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