Sorry, forgot to include it! It is 'atrog'.

Andy

Bob Hanson wrote:
> what's your SourceForge user name?
> 
> Andrew Turner wrote:
> 
>> Hi Bob,
>>
>> OK. Give me a branch and I will see what I can come up with.
>>
>> Cheers
>>
>> Andy
>>
>> Bob Hanson wrote:
>>  
>>
>>> Andrew Turner wrote:
>>>
>>>    
>>>
>>>> Hi
>>>>
>>>> Bob, thanks for the pointers they are really useful.
>>>>
>>>> I work at the University of Edinburgh trying to get experimental 
>>>> research chemists to use computational chemistry tools. Not just as 
>>>> collaboration, but teaching them to use then so it becomes second nature 
>>>> in their research (like getting an NMR spectrum or running MS analysis). 
>>>> Part of this consists of finding tools that are easy for them to use (on 
>>>> whatever platform) for building input, submitting calculations and 
>>>> analysing output.
>>>>
>>>> My ideas for contributions reflect my user base and are mainly on the 
>>>> application side I guess. Things I would like to add:
>>>>
>>>> * A save molecule dialog that can write the system in a variety of 
>>>> formats. Some coordinate types but also input for common codes that we 
>>>> use (Gaussian, MOLPRO, Castep, CPMD). There may be a role for Babel 
>>>> here. It might also need different dialogs to deal with different codes.
>>>>
>>>>
>>>>      
>>>>
>>> Very nice idea. It would be based on the current WRITE command, which 
>>> allows saving of atoms in XYZ, MOL, or PDB formats. It has the nice 
>>> feature that it can extract out just those atoms selected.
>>>
>>> My programming strategy has been to make every action of a dialog 
>>> reducible to a script command. That way there is basically nothing that 
>>> can't be done by scripting. So if we, say, develop a new format for 
>>> output, what we would also do is create a WRITE command option for it 
>>> and run it through that command. It takes a bit of coordination to get 
>>> that all to work, but I think it's worth it to have everything going 
>>> through the script processor (Eval/Compiler). This also makes possible 
>>> automated batch processing, because scripts can be run from the Jmol 
>>> application command line in batch mode.
>>>
>>>    
>>>
>>>> * A dialog for controlling the plotting of surfaces from cube files. 
>>>> Pretty simple initially but moving on to handling mapping and slices.
>>>>
>>>>
>>>>      
>>>>
>>> That could be very nice. It would generate ISOSURFACE commands 
>>> consistent with the user's settings. It should not depend on the data 
>>> being from a CUBE file -- Jmol basically constructs cube-like 
>>> "volumetric" data from all sorts of sources now. These include molecular 
>>> orbital coefficient/basis data in the input file, partial charge data 
>>> either from the input file or supplied separately, molecular surface 
>>> calculation, and even user-supplied f(x,y) data.
>>>
>>> One of the very nice capabilities of Jmol is to then take that surface 
>>> and create a JVXL file -- a very compact encapsulation of one or more 
>>> specific surfaces selected by the user based on the much larger CUBE 
>>> data set.
>>> So that would be nice to have as part of that dialog.
>>>
>>>    
>>>
>>>> * An interface to Globus Toolkit for submitting jobs using UK e-Science 
>>>> certificates. We are developing a Gaussian submission portlet and would 
>>>> like to use the Jmol applet within it for viewing input and output, it 
>>>> would be nice if we could integrate the submission into the Jmol 
>>>> application.
>>>>
>>>>
>>>>      
>>>>
>>> Could this be web-based? So that it is the applet the user is using? Or 
>>> do you see it as being the application? This sounds much like WebMO. 
>>> Have you taken a look at that? It's very popular around here.
>>>
>>>    
>>>
>>>> I have had a quick look through the feature enhancements on the wiki and 
>>>> cannot see these things. But please correct me if people are already 
>>>> working on them.
>>>>
>>>>
>>>>
>>>>      
>>>>
>>> The dialog idea is terrific. So that's probably the application we are 
>>> talking about there. Because the applet more generally just uses HTML/JS 
>>> buttons and such. That way the user interface is entirely flexible and 
>>> customizable.
>>>
>>> The truth is, the Jmol application has not had the sort of scrutiny or 
>>> general use as the applet. BUT it is precisely this sort of development 
>>> that will make the application more useful. So I certainly support 
>>> everything you have suggested there. Basically, my routine is to do all 
>>> development on the application, being careful to consider what aspects 
>>> are application-only (in org.openscience.jmol.app) and what is common to 
>>> both applet and application (in org.jmol). (There's also some code that 
>>> is applet-only; it goes into org.jmol.applet, and it is delivered with 
>>> Jmol.jar even though not accessible through it.)
>>>
>>> Jmol is also integrated into all sorts of other programs, so we provide 
>>> the JmolViewer interface as a simple way of getting core information out 
>>> of or into Viewer. Viewer itself is also public, so one does not HAVE to 
>>> use JmolViewer, but I'm sworn to not adjust the signatures of those 
>>> methods in JmolViewer, while the Viewer signatures are fair game for me 
>>> to adjust as needed for the internal operation of the Viewer.
>>>
>>> Let me know when you want to get started, and I will create a branch for 
>>> you and enable your access as a developer if you don't have it already. 
>>> Sounds wonderful.
>>>
>>> Bob
>>>
>>>
>>>    
>>>
>>>> Regards
>>>>
>>>> Andy
>>>>
>>>>
>>>>
>>>> Bob Hanson wrote:
>>>>
>>>>
>>>>      
>>>>
>>>>> Andy, welcome aboard! Tell us about yourself.
>>>>>
>>>>> I'm probably the only one right now who really knows everything that is 
>>>>> in the code and how it works. So ask me anything. One thing you can look 
>>>>> at is the viewer.gif file in 
>>>>> http://jmol.svn.sourceforge.net/viewvc/jmol/trunk/Jmol/src/org/jmol/_documents/
>>>>>
>>>>> It's a bit out of date, but it shows the basics of how the different 
>>>>> classes are related. Primarily, Viewer is the key player here, and all 
>>>>> the "managers" work with it.
>>>>>
>>>>> In answer to your specific question, the script goes into a queue and is 
>>>>> processed within the ScriptManager class. When its turn comes up, it is 
>>>>> sent to Viewer.evalStringWaitStatus, where it is then sent to Eval for 
>>>>> processing. Eval passes the script to Compiler for compiling and some 
>>>>> syntax error checking, after which it takes the form of a set of 
>>>>> commands, each of which consists of a Token[] array. There are some 
>>>>> replacements that go on late in the game, and the result is a Token 
>>>>> array called "statement". This is the currently processing command in 
>>>>> token form. The main loop in Eval is the method instructionDispatchLoop.
>>>>>
>>>>> If you are interested in contributing, that's great. We can set up a 
>>>>> branch for you, and you can play all you want, letting us know if you 
>>>>> are having success or problems. If something looks good, we'll merge it 
>>>>> into 11.5, which is the trunk for current development. I recommend not 
>>>>> doing major code refactoring or modifications without first checking 
>>>>> with this list to see if it would make merging too difficult.
>>>>>
>>>>> What sort of ideas are you thinking of in terms of contributions?
>>>>>
>>>>> Bob
>>>>>
>>>>>
>>>>> Andrew Turner wrote:
>>>>>
>>>>>   
>>>>>
>>>>>        
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I am new to developing Jmol and have a few ideas as to what I could 
>>>>>> contribute. I have been to the Jmol wiki and checked out the Jmol source 
>>>>>> into eclipse.
>>>>>>
>>>>>> My question is this, is there anywhere that provides a overview of how 
>>>>>> the Jmol package fits together. I have had a look through the source for 
>>>>>> a few hours and feel I am no closer to understanding which bits do what.
>>>>>>
>>>>>> For example, if I type 'write COORD "file.xyz"' in the scripting dialog 
>>>>>> of the application, where does the final file writing actually get done. 
>>>>>> I can trace the command to Viewer.evalStringQuiet but start to get lost 
>>>>>> pretty soon after that.
>>>>>>
>>>>>> If anyone has anything useful I would be glad to see it.
>>>>>>
>>>>>> Regards
>>>>>>
>>>>>> Andy
>>>>>>
>>>>>>
>>>>>>     
>>>>>>
>>>>>>          
>>>>>>
>>>>>   
>>>>>
>>>>>        
>>>>>
>>>>
>>>>      
>>>>
>>>    
>>>
>>  
>>
> 
> 

-- 
==================================
      Dr Andrew R. Turner
      Research Computing Officer
   e: [EMAIL PROTECTED]
   t: +44 (0)131 650 7748
   w: http://www.eastchem.ac.uk/rcf
icq: 370-899-715
   p: School of Chemistry
      University of Edinburgh
      EH9 3JJ
==================================

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