[vtkusers] Numeric instability of FindClosestPoint from vtkCellLocator?
Andy Bauer
andy.bauer at kitware.com
Sat Sep 12 08:52:06 EDT 2015
If you're looking for points you probably want to use vtkPointLocator
instead of vtkCellLocator.
On Sat, Sep 12, 2015 at 4:09 AM, oyster <sancho at whu.edu.cn> wrote:
> The bounds of the surface model is about {-78,78, -78,78, 0, 60}, and the
> sample vertices is about 2400. In such a configuration, gaps between
> incident vertices is about 160/2400=0.0666, and I set the celllocator's
> tolerence to 1e-30.
> However, a tol with 1e-6 and 1e-30 generates different point sets; And
> every
> time I go through a different loop, points with different positions got,
> every time. Though they all lie on the surface through a quick visual
> examine.
>
>
>
>
> --
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