Re: Uses cases and requirements for Orientation API

On Fri, Apr 16, 2010 at 9:04 AM, Angel Machín <angel.machin@gmail.com>wrote:

>
> > I sent comments in response to your original announcement of the
> orientation API spec.  I didn't get any response on these.
> >
> > <
> http://lists.w3.org/Archives/Public/public-geolocation/2010Mar/0013.html>
>
> Related to your previous comments:
>
> On Mon, Mar 8, 2010 at 12:57 AM, Thomson, Martin
> <Martin.Thomson@andrew.com> wrote:
>
> > On my first read, I assumed that these events would be cumulative changes
> from the current orientation.
> > The angles are described in relation to the device axes (A, B, C), not
> the local reference frame (X, Y, Z), which doesn't help in making this any
> clearer.
> > There is no clear link between (A, B, C) and (X, Y, Z).
>
> I think that the three angles (theta, phi, gamma) describe the
> position of the device reference system (A, B, C) related to the Earth
> reference system (X, Y, Z)
> I agree that diagrams would clarify the whole picture.
>
>
We made some diagrams and later today or Monday I'll post a new version of
the draft addressing all comments made so far. Sorry for the delay.

Thanks,
Andrei