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Re: 3-D (stereo) visualization [message #69870] Tue, 02 March 2010 11:53
Kenneth P. Bowman is currently offline  Kenneth P. Bowman
Messages: 585
Registered: May 2000
Senior Member
I want to thank Michael Galloy and Dick Jackson again for their
advice on this.

My suggestion to ITTVIS: there should be a /STEREO keyword for all
of the iTools to turn on stereo rendering. And, of course, it should
just work automatically if I have stereo graphics hardware attached.

:-)

Ken
Re: 3-D (stereo) visualization [message #69879 is a reply to message #69870] Tue, 02 March 2010 07:08 Go to previous message
penteado is currently offline  penteado
Messages: 866
Registered: February 2018
Senior Member
Administrator
On Feb 28, 5:03 pm, "Kenneth P. Bowman" <k-bow...@null.edu> wrote:
> I have been asked whether it is possible to make this into a 3-D stereo
> application (i.e., with funny glasses and all).

On the cheaper side, there are 3D glasses that work with some graphics
cards, and with the proper drivers, to render the OpenGL content in
3D. But I have never tested any of those with IDL.
Re: 3-D (stereo) visualization [message #69880 is a reply to message #69879] Tue, 02 March 2010 06:20 Go to previous message
Kenneth P. Bowman is currently offline  Kenneth P. Bowman
Messages: 585
Registered: May 2000
Senior Member
In article
<f88f85f2-7b76-4c1b-b2b5-0d94256afe8f@o16g2000prh.googlegroups.com>,
Dick Jackson <dick@d-jackson.com> wrote:

> Hi Ken,
>
> I bet the ITT gang will think I put you up to this... at the User
> Group meeting I mentioned Stereo OpenGL support as a big potential win
> for them, with possibly not a big effort on their part. Then, your
> video driver can handle the many output devices that are out there.
> Perhaps the new 3-D standards are a better target to aim for, but I
> haven't looked into that. Write someone at ITT VIS to add your voice
> to the chorus who want to see their 3-D data in 3-D!
>
>> This is something that I have been hoping for for years, but have
>> never heard of this ability. �Since IDL bills itself as a premier
>> visualization environment, I hope this is possible. �I realize that
>> special hardware is probably necessary.
>>
>> Thanks, Ken
>
> Ken, I'll give you a call and tell you about what I've done to make
> XObjView able to send left-eye and right-eye views to two displays.
> This can work beautifully with a system like this Planar model that
> uses polarized glasses and gives stunning results:
> http://www.planar3d.com/3d-products/sd1710/
> Current MSRP $2395.
>
> In theory, the display output could also go to two projectors with
> polarizing filters on them (available mail order, or I hear that Saran
> Wrap works!), again with the polarizing glasses.
>
> Cheers,
> -Dick
>
> Dick Jackson --- dick@d-jackson.com --- Victoria, BC, Canada

Thanks, Dick. And to Michael Galloy too.

Cheers, Ken
Re: 3-D (stereo) visualization [message #69888 is a reply to message #69880] Mon, 01 March 2010 21:57 Go to previous message
Dick Jackson is currently offline  Dick Jackson
Messages: 347
Registered: August 1998
Senior Member
Hi Ken,

On Feb 28, 12:03 pm, "Kenneth P. Bowman" <k-bow...@null.edu> wrote:
> My students and I have an iTools-based visualization tool that is
> primarily used to display surfaces in 3-D atmospheric volumes.  
> An example can be seen on my profile page
>
>   http://atmo.tamu.edu/profile/KBowman
>
> The iTools are useful in this case due to their ability to easily rotate
> and zoom interactively.
>
> I have been asked whether it is possible to make this into a 3-D stereo
> application (i.e., with funny glasses and all).
>
> Can anyone tell me whether this is possible in IDL?

I bet the ITT gang will think I put you up to this... at the User
Group meeting I mentioned Stereo OpenGL support as a big potential win
for them, with possibly not a big effort on their part. Then, your
video driver can handle the many output devices that are out there.
Perhaps the new 3-D standards are a better target to aim for, but I
haven't looked into that. Write someone at ITT VIS to add your voice
to the chorus who want to see their 3-D data in 3-D!

> This is something that I have been hoping for for years, but have
> never heard of this ability.  Since IDL bills itself as a premier
> visualization environment, I hope this is possible.  I realize that
> special hardware is probably necessary.
>
> Thanks, Ken

Ken, I'll give you a call and tell you about what I've done to make
XObjView able to send left-eye and right-eye views to two displays.
This can work beautifully with a system like this Planar model that
uses polarized glasses and gives stunning results:
http://www.planar3d.com/3d-products/sd1710/
Current MSRP $2395.

In theory, the display output could also go to two projectors with
polarizing filters on them (available mail order, or I hear that Saran
Wrap works!), again with the polarizing glasses.

Cheers,
-Dick

Dick Jackson --- dick@d-jackson.com --- Victoria, BC, Canada
Re: 3-D (stereo) visualization [message #69892 is a reply to message #69888] Sun, 28 February 2010 14:47 Go to previous message
Michael Galloy is currently offline  Michael Galloy
Messages: 1114
Registered: April 2006
Senior Member
On 2/28/10 1:03 pm, Kenneth P. Bowman wrote:
> My students and I have an iTools-based visualization tool that is
> primarily used to display surfaces in 3-D atmospheric volumes.
> An example can be seen on my profile page
>
> http://atmo.tamu.edu/profile/KBowman
>
> The iTools are useful in this case due to their ability to easily rotate
> and zoom interactively.
>
> I have been asked whether it is possible to make this into a 3-D stereo
> application (i.e., with funny glasses and all).
>
> Can anyone tell me whether this is possible in IDL?
>
> This is something that I have been hoping for for years, but have
> never heard of this ability. Since IDL bills itself as a premier
> visualization environment, I hope this is possible. I realize that
> special hardware is probably necessary.

I have classes to do red-cyan anaglpyhs in object graphics, but have
never integrated this into the iTools (I don't know if there are any
hooks to allow the specification of the object graphics destination for
an IDLitWindow):


http://michaelgalloy.com/2006/06/16/anaglyphs-mggr3dconverte r-and-mggrwindow3d.html

I also have some classes to do 3-dimensional display on Alioscopy's
autostereoscopic displays (see http://www.alioscopy.com/). This requires
special hardware, i.e., a $5000+ monitor from Alioscopy (but no special
glasses required).

Mike
--
www.michaelgalloy.com
Research Mathematician
Tech-X Corporation
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