Donna L Gresh wrote: > > pass the two scalar fields into the first two inputs of Compute. The > compute expression should be "[a,b]". This will give you what you want > as the output.
This indeed was what I needed. Thanks very much Donna. Steve > > Donna L. Gresh > Optimization and Mathematical Software Group > IBM T.J. Watson Research Center > (914) 945-2472 > http://www.research.ibm.com/people/g/donnagresh > [EMAIL PROTECTED] > > Steve Cousins <[EMAIL PROTECTED]> > To > Sent by: opendx > <[email protected]> > [EMAIL PROTECTED] > > cc > 08/31/2004 03:06 PM > Subject > Please respond to [opendx-users] How to create a 2D > vector > opendx-users field from 2 1D fields? > > I have a couple of instances where I'd like to create a vector field > from two scalar fields. > > In the first case I have two 180 x 120 arrays that hold Latitudes and > Longitudes respectively. I'd like to create a single 180 x 120 array > that has [lat, lon] vectors (I feel funny about calling these vectors > but I think that is the correct OpenDX terminology). I think I need > to > do this in order to more realistically present our grid in OpenDX > since > it isn't a uniform grid. > > The second case is where I have two 180 x 120 x 22 arrays. One holds > velocity in the X direction and the other holds velocity in the Y > direction. I'd like to create an single 180 x 120 x 22 array of [u,v] > vectors (now this is what I call a vector!). > > I want to use this one to create vector plots at various water depths. > > I think this must be a simple thing to do but I haven't been able to > get > it to work. > > Thanks for your help. > > Steve > > P.S. If anyone has any ideas about my previous post about using > CollectSeries to create a 3D field from a 2D field I'd appreciate > hearing from you. I'm at a stand-still on it. I can make it > available > to you if you are interested in helping. > -- > ______________________________________________________________________ > Steve Cousins, Ocean Modeling Group Email: [EMAIL PROTECTED] > Marine Sciences, 208 Libby Hall http://rocky.umeoce.maine.edu > Univ. of Maine, Orono, ME 04469 Phone: (207) 581-4302 -- ______________________________________________________________________ Steve Cousins, Ocean Modeling Group Email: [EMAIL PROTECTED] Marine Sciences, 208 Libby Hall http://rocky.umeoce.maine.edu Univ. of Maine, Orono, ME 04469 Phone: (207) 581-4302
