[android-developers] Re: Augmented Reality and Spherical 360º Views

First of all, thank you all, thank you very much.
The kalman filter is something I have to test, I have read some about
this and might try.

@Andreas, you think that would give an smooth move to the layout
objects? It does work for you? If that could be a solution lets try
it. Isnt it a little bit slow?

On 27 mar, 09:35, Andreas <andreasvour...@googlemail.com> wrote:
> Hi miguel,
>
> Keep the current transformation matrix in a history array (where
> all(40-50) the past transformations are kept) and on each change add
> all the past transformations with the current and divide by their
> number..
>
> Regards,
>
> Andreas
>
> On Mar 26, 10:01 pm, miguel <miguelp...@gmail.com> wrote:
>
> > Hi, Im working on a AR framework to have the same functionality and
> > behaviour as Layar or Wikitude does.
> > Im working hard and now Im totally stuck and missing many hours trying
> > to fix a problem: I cant get the screen objects to move smooth.
>
> > Im trying to figure out how layar, wikitude, skymap or streetview does
> > to have such a smooth moving overlays that follows the orientation
> > changes of the devices. But I cant. (PLEASE: google free the skymap
> > code)
> > I dont even know if Im focusing the problem well so please, if someone
> > could help me a bit It would be awesome.
>
> > So here are some questions for someone who may answer it:
>
> > - Any tip for the sensor noise removal? Low pass filter, threeshold?
> > both? any value for that filters? I tried EVERYTHING but the smooth
> > problem may not be just here (so sad)
> > - Any useful tip to make the overlay views move smooth?
>
> > Im using a framelayout witch has a camera overlay on it. Over it I
> > paint everything else, the radar and its points, a frame, and the
> > moving views so:
> > - You think skymap or wikitude use a separated thread just for the
> > painting?
> > Should I include all the moving views on a surface or am I doing well?
> > Do you think they are using openGL?
>
> > Thank you very very much in advance. Any help would be appreciated.
> > Im totally desperate and can go head without this issue solved. Sorry
> > for my bad english and regards.

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