[vtkusers] Colored Point Cloud

[David Doria]

On Wed, May 22, 2013 at 11:49 AM, Bob Palank <bob at stlcc.org> wrote:
> I would like to import and display a colored point cloud ( < 3000 points for
> starters ).
> Incoming point data will be in x,y,z,R,G,B format
> I think that in place of a single display point
> I'm planning on using 7 display points for each data point,
> essentially a cross around the display point
> plus a +z and -z point.
> A.  Can this be done?
> B.  Is there a better way
> C.  Would using verrrrrrrry small spheres be an effective alternative?
>
> TIA
>   Bob

Check out vtkGlyph3D:

http://www.vtk.org/Wiki/VTK/Examples/Cxx/Filtering/Glyph3D

You can give it whatever you want (a 3d cross) using SetSource, and it
will apply that "icon" to every point in your data set.

David