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Re: IDL ION [message #54740] Thu, 05 July 2007 13:03
Rick Towler is currently offline  Rick Towler
Messages: 821
Registered: August 1998
Senior Member
Along with all of the other comments, I'll throw mine in the mix...

The best you could do with Ion Script is generate a VRML model and rely
on one of the obscure and/or outdated VRML viewers to interact with it.
In my experience these tend to be a bit awkward and there are numerous
rendering issues to deal with. From within IDL this is easy to do
(IDLgrVRML). If you have relatively simple scenes this actually works
fairly well. Note that while you can do this with Ion Script, you don't
need it. This could be done using PHP or Perl + plain IDL.

You could probably do this with Ion Java, but it would be a bit
investment in time and money. Like David said, I would want to see a
similar application before I spent the resources on this approach.

If you have complex scenes, lighting, or texturing you may want to
consider building an application for the IDL VM that runs on the client
machine. Access data on your server as needed using sockets. Sure,
people will need to download and install the VM, but it would be much
simpler to build and you would have fewer quirks to work around.

-Rick


prahladvkumar@gmail.com wrote:
> Dear All,
>
> I had developed an application using IDL. The application will read
> the DXF file from the autocad using IDL the data is visualized and can
> do pan zoom and rotate the image.
>
> Now I want to place the application on WEB, for which I have to use
> ION. Please clarify the following in this regard.
>
> 1. I am having IDL6.3 with me. What other plugins I have purchase to
> develop the application.
>
> 2. On the client machine what are the min rewuirement to run the
> application from Web.
>
> 3. Can I get the smooth flythru or rendering on the client machine
> provided the band width is Max.
>
> 4. Is it better to use ION or Java to build the application and place
> it on web.
>
>
> Please suggest me a proper solution.
>
> Regards,
> Prahlad Vankayalapati
>
Re: IDL ION [message #54741 is a reply to message #54740] Thu, 05 July 2007 11:17 Go to previous message
David Fanning is currently offline  David Fanning
Messages: 11724
Registered: August 2001
Senior Member
mgalloy@gmail.com writes:

> but
> more interaction is allowed (i.e. a flythrough might be possible, but
> I don't have experience with this).

I don't have any direct experience with a fly-through, either.
But if this was want I wanted to do, and I was going to have
to buy some software to do it, I would make DAMN sure it
did this before I shelled out the cash. :-)

Cheers,

David

P.S. And I mean I would make sure I saw it with my own
eyes and didn't just take someone's word for it.

--
David Fanning, Ph.D.
Fanning Software Consulting, Inc.
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Sepore ma de ni thui. ("Perhaps thou speakest truth.")
Re: IDL ION [message #54742 is a reply to message #54741] Thu, 05 July 2007 10:48 Go to previous message
Michael Galloy is currently offline  Michael Galloy
Messages: 1114
Registered: April 2006
Senior Member
On Jul 5, 5:38 am, greg.a...@googlemail.com wrote:
> On Jul 5, 7:26 am, prahladvku...@gmail.com wrote:
>> Dear All,
>
>> I had developed an application using IDL. The application will read
>> the DXF file from the autocad using IDL the data is visualized and can
>> do pan zoom and rotate the image.
>
>> Now I want to place the application on WEB, for which I have to use
>> ION. Please clarify the following in this regard.
>
>> 1. I am having IDL6.3 with me. What other plugins I have purchase to
>> develop the application.
>
>> 2. On the client machine what are the min rewuirement to run the
>> application from Web.
>
>> 3. Can I get the smooth flythru or rendering on the client machine
>> provided the band width is Max.
>
>> 4. Is it better to use ION or Java to build the application and place
>> it on web.

Some information about the answers of 3-4 are at:

http://ittvis.com/ion/

Remember that ION Script doesn't require the user to download
anything, but "interaction" means that clicking on a graphic or
hitting the "Submit" button creates a new web page that is then served
to the client. In ION Java, the client has to download Java and you
have to program in Java (with some ITT VIS provided Java classes), but
more interaction is allowed (i.e. a flythrough might be possible, but
I don't have experience with this).

Mike
--
www.michaelgalloy.com
Re: IDL ION [message #54749 is a reply to message #54742] Thu, 05 July 2007 04:38 Go to previous message
greg.addr is currently offline  greg.addr
Messages: 160
Registered: May 2007
Senior Member
On Jul 5, 7:26 am, prahladvku...@gmail.com wrote:
> Dear All,
>
> I had developed an application using IDL. The application will read
> the DXF file from the autocad using IDL the data is visualized and can
> do pan zoom and rotate the image.
>
> Now I want to place the application on WEB, for which I have to use
> ION. Please clarify the following in this regard.
>
> 1. I am having IDL6.3 with me. What other plugins I have purchase to
> develop the application.
>
> 2. On the client machine what are the min rewuirement to run the
> application from Web.
>
> 3. Can I get the smooth flythru or rendering on the client machine
> provided the band width is Max.
>
> 4. Is it better to use ION or Java to build the application and place
> it on web.
>
> Please suggest me a proper solution.
>
> Regards,
> Prahlad Vankayalapati

1. You need to buy ION. What didn't occur to me when I bought it is
that after you've built your application and set up your server, if
you want to do any maintenance on your program, you either have to do
it on your live server (not very nice) or buy yet another licence... :
(

2. Just a normal web browser.

3. Not really. I think you would need the application and data on the
client side for that.

4. Depends what you think about the answer to 3...

good luck!
greg
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