Re: show mesh in mayavi2, segfault

On Wed, Jul 23, 2008 at 9:45 AM, Gael Varoquaux
<gael.varoquaux <at> normalesup.org> wrote:
> On Mon, Jul 21, 2008 at 01:49:56PM +0200, Ondrej Certik wrote:
>> On Mon, Jul 21, 2008 at 11:33 AM, fred <fredmfp <at> gmail.com> wrote:
>> > Ondrej Certik a écrit :
>
>> >> It only shows a white rectangle, for me. I would like to see the
>> >> actual mesh. If you do "paraview --data=mesh.vtk", click apply and
>> >> then set Display->Style->Representation->    Surface With Edges   (it
>> >> is a popup on the toolbar), it shows the mesh. 10x10 in this case.
>
>> > Ondrej,
>
>> > Double-click on Surface module in the tree, then in Property,
>> > select Representation: wireframe.
>
>> > It does what you want.
>
>> Yes! Thanks a lot, that's exactly what I wanted. Is there a way to see
>> the Representation popup in the mayavi2 window directly, without
>> having to call double click on the Surface module?
>
> Actually, when I want to display cool meshes, I use something like
>
> In [1]: from enthought.mayavi import mlab
>
> # Somecode to create a mesh, it could really be anything.
> In [2]: from numpy import mgrid, random
>
> In [3]: x, y = mgrid[0:5, 0:5]
>
> In [4]: z = random.random(x.shape)
>
> In [5]: m = mlab.mesh(x, y, z, opacity=0.4)
>
> In [6]: e = mlab.pipeline.extract_edges(m)
>
> In [7]: t = mlab.pipeline.tube(e, tube_radius=0.1)
>
> In [8]: s = mlab.pipeline.surface(t, color=(0, 0, 0))
>
> Enjoy :). VTK is really cool, and I am starting to think that we are
> getting a nice API over it that allows to do very powerfull things in an
> easy way.
>
> In older versions of mayavi, extract_edges might be called extraedges,
> but this was in violation of the ETS coding standards, and was harder to
> read. We fixed that in Mayavi 3.0a.

Thanks, this looks very nice. What are the ETS coding standards? Just
Python Coding Style Guidelines?

Ondrej
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