[vtkusers] growing RAM memory

[G G]

Thank you, I try it. And post here solution

2011/5/21 chasank <chasank at gmail.com>

> My suggestion is,
>  if you do not need more than one renderer and RenderWindow
>  - Define them in a global scope,
>  - And before each call to the widgetInicialization method, set them to the
> NULL
>  - in widgetInicialization method, Re-create them, set the values
>  - Lastly update your widget object.
>
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