Hi Sashidhar,
some weeks ago somebody had the same problem.
here his mail and the last response:
Hi,
try this:
in groups.google.com
search for this:
osg-users ralph kern screenshot
in google.com
osg-users "Taking a screenshot with"
cheers
jp
maruti borker wrote:
> > Can anbody point me to the older mails atleast :(
> >
> > Waiting in anticipation
> >
> > On Nov 28, 2007 3:06 PM, maruti borker <[EMAIL PROTECTED]
> > <mailto:[EMAIL PROTECTED]>> wrote:
> >
> >
> > Hi all ,
> > I know this question has been asked again and again . But
> > i am sorry i wasnt able to find the previous mails in the archive
> :( .
> > What i want to do is when a user presses some key he
> > should see some 3-4 screenshots of some specific nodes .
> > So basically i am thinking of doing the following :-
> > -> Set up some dummy cameras
> > -> Bring them near the node ( at some distance )
> > -> Take screenshots and write them in some directory
> > -> Load the images and use it as a texture to a plane
> > -> Display it to the user
> >
> > So what i did was i took a seperate viewer , and put the scene-data
> > of the viewer to be the node .And then attached a slave camera to
> > the viewer and took a screenshot . But it gave a black image as
> > output .I tried doing frame() too , but that changed the window on
> > which i was working on and also gave a black output. Can somebody
> > help me out ??
> >
> > And is there a way by which i can just use dummy cameras instead of
> > dummy viewers to take a screenshot ?
> > And how should i place the camera near the node ?
> >
> > Thanx a lot in advance
> >
> > --
> > Maruti Borker
> > IIIT Hyderabad
> > Website:- http://students.iiit.ac.in/~maruti
> > <http://students.iiit.ac.in/%7Emaruti>
> > Blog:- http://marutiborker.wordpress.com
> > <http://marutiborker.wordpress.com>
> >
> >
> >
> >
> > --
> > ----------------------------------------------
> > Maruti Borker
> > IIIT Hyderabad
> > Website:- http://students.iiit.ac.in/~maruti
> > <http://students.iiit.ac.in/~maruti>
> > Blog:- http://marutiborker.wordpress.com
> >
> >
> > ------------------------------------------------------------------------
> >
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> > [email protected]
> >
> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>
hope this helps!
cheers,
daniel
Sashidhar Guntury wrote:
> Hi!
>
> I have this viewer running and on pressing a button, I need
> to generate an image of the scene as seen from a different angle and
> position without using the original viewer or changing the viewer
> position and orientation. How is it possible?
>
> thanks!
>
> yours
> Sashidhar
> ------------------------------------------------------------------------
>
> _______________________________________________
> osg-users mailing list
> [email protected]
> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
>
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