<div dir="ltr"><span style="color:rgb(34,34,34);font-family:sans-serif;font-size:13px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">vtkIntersectionPolyDataFilter requires that the two surfaces intersect but that no triangles overlap in the same plane. If you'd like, you could post an issue withe the STL files at</span><div><span style="color:rgb(34,34,34);font-family:sans-serif;font-size:13px;font-style:normal;font-variant-ligatures:normal;font-variant-caps:normal;font-weight:400;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div><span style="text-align:start;text-indent:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><a href="https://gitlab.kitware.com/vtk/vtk/issues">https://gitlab.kitware.com/vtk/vtk/issues</a><br></span></div><div><span style="text-align:start;text-indent:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline"><br></span></div><div><span style="text-align:start;text-indent:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Best regards,</span></div><div><span style="text-align:start;text-indent:0px;background-color:rgb(255,255,255);text-decoration-style:initial;text-decoration-color:initial;float:none;display:inline">Cory</span></div></div><br><div class="gmail_quote"><div dir="ltr">On Thu, May 17, 2018 at 9:24 PM pnt1614 <<a href="mailto:minpu.code@gmail.com">minpu.code@gmail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I follow the example<br>
<a href="https://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/IntersectionPolyDataFilter" rel="noreferrer" target="_blank">https://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/IntersectionPolyDataFilter</a><br>
to find an intersection of 2 polydata and it works. But when I use 2 loaded<br>
stl models, I got an error("Exception thrown at 0x010B6AEC<br>
(vtkFiltersGeneral-8.1.dll) in MFC_VTK.exe: 0xC0000005: Access violation<br>
reading location 0x4032EFEC."<br>
<br>
So is there any condition to use vtkIntersectionPolyDataFilter?<br>
<br>
<br>
<br>
--<br>
Sent from: <a href="http://vtk.1045678.n5.nabble.com/VTK-Users-f1224199.html" rel="noreferrer" target="_blank">http://vtk.1045678.n5.nabble.com/VTK-Users-f1224199.html</a><br>
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</blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">Cory Quammen<br>Staff R&D Engineer<br>Kitware, Inc.</div>