[Numpy-discussion] Experience with Visit?

Paul Dubois pfdubois at gmail.com
Wed Oct 4 12:19:53 CDT 2006


Sorry I didn't post earlier. VisIt is used extensively at LLNL for our 3D
apps. I will try to get someone who uses it to comment.

On 04 Oct 2006 09:42:20 -0700, Torgil Svensson <torgil.svensson at gmail.com>
wrote:
>
> Sourceforge mailing list doesn't like me. Here's another try.
>
> I've managed to use visit through it's cli and giving it data through
> pyvtk so that this code
>
> if __name__=='__main__':
>     from numpy import *
>     from numpy.random import randn
>     n=10000
>     t=linspace(0,1,n)+randn(n)*0.01
>     a=t+t*(1+randn(n)*0.1)
>     phi=randn(n)*2*pi*0.05
>     scatter4( a*cos(2.0*2*pi*t+phi) , a*sin(1.5*2*pi*t+phi) , t
> ,1.0/sqrt(1+t**2) )
>
> gives this result:
> http://www.torgil.org/visit/scatter4.png
>
> You can grab the source using git:  (see http://git.or.cz/ for details)
> git clone http://torgil.org/pyvisit.git
>
> I'm using the pty module in python to communicate with the visit cli
> which unfortunately is only available on Unix. If you do any updates,
> like an usefule API or windows support, please share (that's why I put
> it in git due to it's excellent distributed development capabilities).
> This  was more of a proof of concept for me.
>
> > On 9/15/06, Rob Hetland <hetland at tamu.edu> wrote:
> > >
> > > I have looked at it, and I even know somebody who is using python to
> > > put in a data reader for FVCOM (a finite volume ocean model).  He has
> > > a prototype working.  I have no experience with the python bindings
> > > personally.
> > >
> > > I looked into compiling it from source (for an intel mac), but it was
> > > daunting so I gave up.
> > >
> > > I also contacted them to try to put in lower level python bindings,
> > > so that we could create 3D graphics from the command line, but they
> > > didn't seem too interested in that.
> > >
> > > Otherwise, it is a very nice workable app.
> > >
> > > -Rob
> > >
> > >
> > > On Sep 15, 2006, at 11:23 AM, O'Keefe, Michael wrote:
> > >
> > > > I haven't tried VisIT before but thanks for the link. I also
> > > > downloaded and am checking it out.
> > > >
> > > > Along this same line of discussion, has anyone tried OOF2 which is
> > > > an FEA package that also has some strong python connections?
> > > >
> > > > http://www.ctcms.nist.gov/oof/oof2.html
> > > >
> > > > I'm working on a Windows machine and it the current code-base
> > > > doesn't seem to support Windows out of the box (if at all). Looks
> > > > like you can put it together for *nix or Mac OS X, though...
> > > >
> > > > --Michael
> > > >
> > > >> -----Original Message-----
> > > >> From: numpy-discussion-bounces at lists.sourceforge.net
> > > >> [mailto:numpy-discussion-bounces at lists.sourceforge.net] On
> > > >> Behalf Of Robert Cimrman
> > > >> Sent: Friday, September 15, 2006 8:29
> > > >> To: Discussion of Numerical Python
> > > >> Subject: Re: [Numpy-discussion] Experience with Visit?
> > > >>
> > > >> Travis Oliphant wrote:
> > > >>> Has anybody had any experience with the 3-D visualization software
> > > >>> VISIT?   It has Python bindings and seems to be pretty
> > > >> sophisticated.
> > > >>> I'm wondering why I haven't heard more about it.
> > > >>>
> > > >>> http://www.llnl.gov/visit/
> > > >>
> > > >> No reaction up to now, so...
> > > >>
> > > >> I have just tried the 'getting started' part and was quite
> impressed,
> > > >> thanks for posting the link! Up to now I have used ParaView
> > > >> and was very
> > > >> satisfied, but the Python bindings of VisIt are a great lure.
> > > >>
> > > >> r.
> > > >>
> > > >> --------------------------------------------------------------
> > > >> -----------
> > > >> Using Tomcat but need to do more? Need to support web
> > > >> services, security?
> > > >> Get stuff done quickly with pre-integrated technology to make
> > > >> your job easier
> > > >> Download IBM WebSphere Application Server v.1.0.1 based on
> > > >> Apache Geronimo
> > > >> http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&
> > > >> dat=121642
> > > >> _______________________________________________
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> > > >> https://lists.sourceforge.net/lists/listinfo/numpy-discussion
> > > >>
> > > >
> > > >
> ----------------------------------------------------------------------
> > > > ---
> > > > Using Tomcat but need to do more? Need to support web services,
> > > > security?
> > > > Get stuff done quickly with pre-integrated technology to make your
> > > > job easier
> > > > Download IBM WebSphere Application Server v.1.0.1 based on Apache
> > > > Geronimo
> > > > http://sel.as-us.falkag.net/sel?
> > > > cmd=lnk&kid=120709&bid=263057&dat=121642
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> > >
> > > ----
> > > Rob Hetland, Associate Professor
> > > Dept. of Oceanography, Texas A&M University
> > > http://pong.tamu.edu/~rob
> > > phone: 979-458-0096, fax: 979-845-6331
> > >
> > >
> > >
> > >
> -------------------------------------------------------------------------
> > > Using Tomcat but need to do more? Need to support web services,
> security?
> > > Get stuff done quickly with pre-integrated technology to make your job
> easier
> > > Download IBM WebSphere Application Server v.1.0.1 based on Apache
> Geronimo
> > >
> http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
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> > >
> >
>
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