[vtkusers] Cell locator : find closest point computation details

[David Gobbi]

On Fri, Feb 19, 2016 at 10:05 AM, Jean-Michel Lucas <jm.lucas at gantha.com>
wrote:

> Dear all,
>
>
>
> Could someone explain me how the vtkCellLocator::FindClosestPoint method
> works ? More specifically I would like to know how the distance is computed
> from a given point: is it measured with respect to the center of the
> neighbour cells ?
>

If used on vtkPolyData, it gives the perpendicular distance to the closest
surface.  I'm pretty sure that the neighbour cells are not part the
computation.

 - David
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