[vtkusers] Surface from rough grid

David Doria daviddoria+vtk at gmail.com
Fri Jan 15 20:33:52 EST 2010


On Fri, Jan 15, 2010 at 7:38 PM, Kenneth Porter <shiva at sewingwitch.com> wrote:
> I've got points collected from a physical system that are nominally on a
> rectangular grid, but with some distortion off the nominal grid due to the
> physical nature of the data collection. There may be missing points. (The
> data is of a disk, so there won't be "corners" on the grid.) I'd like to
> display the result color-coded by height, and I found an example for that
> here:
>
> <http://www.vtk.org/Wiki/VTK_Examples_Color_a_mesh_by_height>
>
> Is there a straightforward way to take my grid of points and convert them to
> a mesh for this?

This should do the trick:

http://www.cmake.org/Wiki/VTK/Examples/Filtering/Delaunay2D

If you have problems, send us your data set and we'll see what we can do.

Thanks,

David



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