[vtkusers] The locator class - vtkModifiedBSPTree does not yet support this IntersectWithLine interface

[Antanas Budvytis]

Bypassed the issue by switching to an OBB tree, which has a working
IntersectWithLine method in the C# wrapper.
Posting this in case anyone else runs into the same problem.

Regards,
Antanas Budvytis


On Sat, May 4, 2013 at 9:20 PM, Antanas Budvytis <daubster1979 at gmail.com>wrote:

> Hello,
>
> I am writing an application in C# that uses the Kitware VTK wrapper, and
> I've run into a problem.
> Whenever I try using the IntersectWithLine method in vtkModifiedBSPTree, I
> get this error:
>
> *ERROR: In
> ..\..\..\..\vtksource-prefix\src\vtksource\Filtering\vtkAbstractCellLocator.cxx,
> line 106
> vtkModifiedBSPTree (09FC5A10): The locator class - vtkModifiedBSPTree does
> not yet support this IntersectWithLine interface*
>
> This is how I initialize the BSP tree:
>
> vtkModifiedBSPTree vBSP = vtkModifiedBSPTree.New();
> vBSP.SetDataSet(vSurf.GetOutput());
> vBSP.BuildLocator();
>
> Where *vSurf* is a vtkSurfaceReconstructionFilter. The output data seems
> perfectly valid when I render it.
>
> And this is the line that causes the error:
>
> vBSP.IntersectWithLine(p1ptr, p2ptr, intersections, null);
>
> Where *p1ptr* and* p2ptr* are both IntPtrs generated from double[3]
> arrays via System.Marshal, and *intersections* is an empty newly
> initialized vtkPoints.
>
> I've googled for anything related to this issue to no avail.
> Is this a missing feature of the Kitware wrapper, or am I doing something
> wrong? Any help would be greatly appreciated.
>
> Regards,
> Antanas Budvytis
>
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