Ah, I see.  And the .jvxl file that my friend sent me must have been created by 
Jmol from a QM calculation that my friend had generated with WebMO and loaded 
into Jmol.  So when he was trying to make my life easier by sending me the 
.jvxl file instead of the WebMO results file, he was really making it more 
difficult, because I was loading the data inline, and Jmol couldn't read the 
isosurface data in the .jvxl file.

It all becomes much clearer now...

It seems the best solution for us is just to store the QM results file into the 
database, deliver the data inline to Jmol, and use scripts and the Javascript 
library to have Jmol generate the MOs.  It achieves all our goals.

Thanks for your patient explanations.


On 1/23/10 11:34 PM, "Robert Hanson" <hans...@stolaf.edu> wrote:



On Sat, Jan 23, 2010 at 9:33 PM, Grossman, Robert B <robert.gross...@uky.edu> 
wrote:
We can let Jmol create the MO from the QM data in the browser - I think that is 
what we are doing now with the .mo file - but we greatly prefer to read the QM 
data from the database, not from a file.

I'm still trying to understand the mutual dependencies among load, isosurface, 
and mo.

When I use "jmolLoadInline()" with the contents of the .mo file, I can see the 
structure, and I can use the script "mo" (as implemented by the jmolMenu() JS 
command) to display the MOs.


By .MO file, not sure what you mean there, unless that's a WebMO file. The fact 
that  you can use the MO command indicates that you are creating the orbitals 
from the basis functions and coefficients.

When I use "jmolLoadInline()" with the contents of the .jvxl file, I can see 
the structure, but I cannot find a script that will display the isosurface.  Is 
there a script that will display the isosurface after I load it into Jmol with 
"jmolLoadInline()"?



This older JVXL file format was modeled on the CUBE format and thus did save up 
to the first 100 atoms; the newer XML version doesn't. But all you are doing 
there is reading the atoms. The load command doesn't read any surfaces ever. If 
the file has QM basis and coefficients, then those are read at load time (and 
the popup menu will be populated with items showing all the orbitals and their 
energies).

The JVXL file is really a surface file and is read using the ISOSURFACE 
command. Until last week you couldn't load those inline. (You could load PMESH 
data -- simple triangles -- inline, but you couldn't use the isosurface INLINE 
keyword with anything else. I think I changed that early last week. So if 
that's really what you want to do, you need to use Jmol 11.9.21.

So you can load MO data two ways -- with the LOAD/MO command combination or 
with the ISOSURFACE command. In Jmol "MO" is a subset of "ISOSURFACE" so the 
same code is run, but the options are a bit different. When you use

MO homo

you get a basic, standard orbital, with a nice listing of orbital properties in 
the upper left corner. Options are pretty much limited to cutoff and color. With

ISOSURFACE MO homo

you don't get that listing, but you have a bit more flexibility -- you can, for 
example, choose to ignore atoms and only see contributions from a subset, and 
you can do contouring, planar slices, "topo" maps, and such. I need to get this 
into the documentation....

Bob




On 1/23/10 8:39 PM, "Robert Hanson" <hans...@stolaf.edu> wrote:

I think it just got mangled as being part of the email.

isosurface is used to create MOs from files that are not QM files. -- surfaces.
mo is used to generate the MO data directly from the basis functions. Most 
people these days, I think, just let Jmol read the QM file and create the MO in 
the browser -- no need for a server end. Are you certain you can't do that?

Bob

On Sat, Jan 23, 2010 at 6:08 PM, Grossman, Robert B <robert.gross...@uky.edu> 
wrote:
Hi Bob,

The information is read from an Oracle database and written into a JSP page.  
We have the ability to write information to files, but we want very much to 
avoid having to do it.   We also want to avoid having to deal with multiple 
files to display a single molecule and its associated MOs.  From my point of 
view, Jmol's preference for loading information from files is a real drawback.

We worked around the problem by using a .mo file instead of a .jvxl file.  We 
were able to load the .mo file inline and display its MOs without any problem.  
A friend gave us the proper Jmol JS commands to use to display the MOs.  
jmolMenu([['mo delete;','none'],['mo 3',"3"],['mo 4',"4"] ...]); . No 
"isosurface" commands.

I don't think that we could have mangled the .jvxl information because the .mo 
information, which was loaded and transmitted in exactly the same way, was not 
mangled.  But I could be wrong.

So is it correct that we use "isosurface" to load MOs into Jmol, and we use 
"mo" to induce Jmol to display them?

-- Bob

On 1/23/10 5:44 PM, "Robert Hanson" <hans...@stolaf.edu> wrote:

Well, two things. First, you must have mangled the data some way - or at least 
clipping from this page doesn't work. Because the attached file did run. 
Second, you can only load an isosurface "inline" like that in the very latest 
version of Jmol. (I'm not sure it's even in the one I have up at 
http://chemapps.stolaf.edu) What you would need to do is (all Jmol script here)

isosurface INLINE @{javascript("getMol()")}

that tells Jmol to read the output of the JavaScript getMol() function as the 
data for the isosurface instead of reading the data from a file.

Any reason you don't want to have that data in a file? -- or is this coming 
back from a server and you are trying to keep it all together? Sure would be 
simpler:

isosurface "somefile.jvxl"

Bob



On Wed, Jan 20, 2010 at 3:27 PM, Grossman, Robert B <robert.gross...@uky.edu> 
wrote:
Hi,

I have a JVXL file containing MO data that I am trying to display.  I can see 
the molecule, but I can't see the MO.  I have tried various scripts to turn on 
the MO, to no avail.  Below I have copied the relevant part of my Web page.  I 
am using 'mo HOMO;' as the script, but I have tried several other commands, 
including none, to no avail.  How do I display the MO?  Does the fact that I 
load inline prevent the MO from being displayed?

-- Bob

<script type="text/javascript">
    // <!--
    function getMol() {
        return '#JVXL VERSION 1.4\n#created by Jmol Version 11.6.15  2008-11-24 
13:39 on Wed Dec 09 20:51:19 CST 2009\nMO range (-4.286028, -4.170638, 
-6.45537) to (5.6358566, 10.584962, 3.6056142)\ncalculation type:



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attendees to learn about information security's most important issues through
interactions with peers, luminaries and emerging and established companies.
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