[vtkusers] planar object is very dark when camera is perpendicular to its normal.

[David Doria]

On Mon, Jan 9, 2012 at 2:45 AM, zlf <jxdw_zlf at yahoo.com.cn> wrote:
> Hi all,
> I found planar object is very dark when camera is perpendicular to its
> normal. e.g: disk, plane
>
> Anyway way to add a bright thick edge to them?
>
> http://vtk.1045678.n5.nabble.com/file/n5130712/dark.jpg
>
> Thanks
>
> Jerry

You could make a second actor from the wireframe:
http://www.vtk.org/Wiki/VTK/Examples/Cxx/Visualization/Wireframe

and color it however you'd like.

David