[vtk-developers] [vtkusers] Construct mesh from unorganized points

[Bill Lorensen]

You should use DiscreteMarchingCubes

See this example:
http://vtk.org/Wiki/VTK/Examples/Cxx/Medical/GenerateModelsFromLabels

On Mon, Mar 18, 2013 at 3:22 PM, Erte Pan <panerte at gmail.com> wrote:

> I got segmentation result（tiff）from hollow blood vessels. And I want to
> render it as mesh representation.
> On Mar 18, 2013 5:16 PM, "Bill Lorensen" <bill.lorensen at gmail.com> wrote:
>
>> tiff describes images. There are many different ways to produce polydata.
>> What application problem are you trying to solve?
>>
>>
>> On Mon, Mar 18, 2013 at 3:12 PM, Erte Pan <panerte at gmail.com> wrote:
>>
>>> Hi Bill,
>>> Thank you for an instant reply. But it seems I have trouble of
>>> converting a tiff input into vtkpolydata. Could you tell me how can I
>>> achieve that? Thank you.
>>>
>>>
>>> 2013/3/18 Bill Lorensen <bill.lorensen at gmail.com>
>>>
>>>> One of these two examples might be helpful.
>>>>
>>>> http://vtk.org/Wiki/VTK/Examples/Cxx/Filtering/SurfaceFromUnorganizedPoints
>>>>
>>>> http://vtk.org/Wiki/VTK/Examples/Cxx/Filtering/SurfaceFromUnorganizedPointsWithPostProc
>>>>
>>>> Bill
>>>>
>>>> On Mon, Mar 18, 2013 at 2:31 PM, Erte Pan <panerte at gmail.com> wrote:
>>>>
>>>>>  Hello All,
>>>>>
>>>>> I'm a fresher to vtk. I was trying to construct a mesh rendering from
>>>>> unorganized segmented 3D points. However, as I tried the vtkDelaunay3D and
>>>>> vtkSurfaceReconstructionFilter, neither of the methods gave the correct
>>>>> results. The programs crushed in the end. Here's my pipeline:
>>>>> vtkTIFFReader------->vtkXMLPolyDataWriter----------> vtkDelaunay3D or
>>>>> vtkSurfaceReconstructionFilter.  But the rendering was failed. Could
>>>>> someone help me with this problem please? Thank you.
>>>>>
>>>>> Best regards,
>>>>>
>>>>> Erte Pan
>>>>>
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>>>>
>>>>
>>>> --
>>>> Unpaid intern in BillsBasement at noware dot com
>>>>
>>>
>>>
>>>
>>>
>>
>>
>> --
>> Unpaid intern in BillsBasement at noware dot com
>>
>


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Unpaid intern in BillsBasement at noware dot com
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