[osg-users] Access to osg::Image data

[Paul Pocock]

osgvolume is a perfect reference  - Thanks Robert

On Thu, 2008-04-17 at 09:15 +0100, Robert Osfield wrote:
> Hi Paul,
> 
> I'm afraid there is too little code in your excerpt to guess at what
> might be wrong, what is wrong is part of the code you haven't
> included.
> 
> The osgvolume example does various ops on a 3D osg::Image so I'd
> recommend review this example.
> 
> Robert.
> 
> On Thu, Apr 17, 2008 at 6:45 AM, Paul Pocock
> <Paul.Pocock at dsto.defence.gov.au> wrote:
> > I'm trying to set the individual rgba in a 3D texture - however having
> >  problems : Ive set up the for loops and grabbed the image ptr thus:
> >
> >  ptr = image->data();
> >
> >
> >  for..
> >   for ..
> >      for ..
> >
> >         *(ptr++) = (GLubyte) (height);
> >         *(ptr++) = (GLubyte) (height);
> >         *(ptr) = (GLubyte) (height);
> >
> >
> >  ..but not getting the results I should - Is this how I should access the
> >  data form osg::Image?
> >
> >  Kind Regards
> >
> >  Paul
> >
> >
> >
> >
> >
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