[vtkusers] create the mesh for a surface

[David Doria]

On Wed, Jun 24, 2009 at 10:45 AM, 家斌 梁 <phoenix.sjtu at yahoo.com.cn> wrote:

>
>    Hi everyone
> this is the first time i use this mail list
> I hope it work
> please reply me thank you very much
>
> I have a point cloud in 3D scanned from a surface of an object
> I want to create the mesh(triangulization) for this surface
>
> I tried vtkSurfaceReconstructionFliter, but the output is not a mesh
>
> I tried vtkDeluanay2D but it project my point to a 2D plan
> and my points is on a complex surface(for example a flower)
> i cannot find the project function
>
> i tried vtkDeluanay3D it will create the mesh in side the object
> I set alpha = 0.2 it will remove most the edge inside but it also remove
> the edge on my surface
> Someone has some good idea?
> I thing it is problem very commun create a mesh for a surface
> I see some CAD software do it perfectly i know there must be a solution
>
> Thank you very much for you attantion
> LIANG Jiabin
>
>
Liang,

The list received your question correctly, welcome.

Is your data from a single lidar scan (where it is all acquired from a
single viewpoint)? Or do you have points on the full 3d object (ie. front
and back and top and bottom, etc)?

Thanks,

David
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