[vtkusers] Bug report: vtkRenderWidget.py

David Gobbi dgobbi at irus.rri.on.ca
Mon Oct 23 09:36:35 EDT 2000

Hi Simon,

These bugs were fixed very soon after the 3.1.2 release (too bad that they
weren't caught _before_ the release...).

 - David

On Fri, 20 Oct 2000, Simon Cooke wrote:
> Under python, the class vtkTkRenderWidget appears to contain a small bug (VTK
> 3.1.2 distribution, vtkRenderWidget.py)...
> In the member function UpdateRenderer(self,x,y) the transform to local window
> coordinates includes the lines
>             vx = float(x)/windowX
>             vy = (windowY-float(x))/windowY
> i.e. the x-value is used for both coordinates!
> In the same function the variable self.__RendererFound is not initialised to a
> default value. In combination with the above problem, this was found to give
> an AttributeError exception under some circumstances.
> Thanks,
> Simon

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