[vtk-developers] Removal of vtkMathTextActor class?

[Jean-Christophe Fillion-Robin]

Hi Dave,

>From Slicer perspective, that sounds good, this class is not used.

Within Slicer, we were also having performance issue with scene having a
lot of vtkTextActor, would the use of matplotlib help ?

Thanks
Jc


On Tue, Apr 16, 2013 at 8:59 AM, David Lonie <david.lonie at kitware.com>wrote:

> Hi list,
>
> When the MathText equation rendering code went in, I had written a
> subclass of vtkTextActor called vtkMathTextActor, which would render
> text using matplotlib if available, or freetype otherwise. Now most of
> the text rendering in VTK will switch between MathText or FreeType
> automatically. This includes the output of vtkTextActor, making the
> MathTextActor unneeded.
>
> Since the MathTextActor is new API since the last release, I'd like to
> remove it before 6.0, especially since it offers no advantage to the
> regular TextActor. The last usage of this class by VTK has just been
> refactored to use TextActors -- is anyone using these classes
> (MathTextActor and MathTextActor3D) outside of VTK? I will be removing
> it in the next couple of days unless anyone objects.
>
> Dave
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