+1 On Thu, Mar 15, 2012 at 6:43 PM, Filip Maj <[email protected]> wrote:
> Hey all, > > I'm bringing this one back up :) > > https://issues.apache.org/jira/browse/CB-152 > > > I am leaning towards going with the spec Jesse linked to [1] and having > all the platforms roll with units expressed as m/s^2. > > From a conversation I just had with Jesse this issue just came up in WP7 > as well. > > I will do some testing on my iPod + android and see what the different > return values are currently. I'll try to consolidate. We will have to > update docs for this as well! > > [1] http://dev.w3.org/geo/api/spec-source-orientation.html#devicemotion > > On 2/8/12 3:54 PM, "Brian LeRoux" <[email protected]> wrote: > > >rather than a vote thread I'm thinking we continue to treat W3C > >recommendation 'the right way' to do stuff > > > >(I realize that in itself is debatable!!!) > > > >On Tue, Feb 7, 2012 at 7:48 AM, Simon MacDonald > ><[email protected]> wrote: > >> It seems to be on Android that it is returning the value in m/s*s. When > >>my > >> device is resting on the desk the x and y values are close to 0 while > >>the z > >> is close to 9.8. Depending on what Android device you have your > >> accelerometer may be more accurate or able to go up to a higher level > >>of g. > >> So, it looks like if we want to standardize on g as the unit to be > >>returned > >> for the accelerometer I'll need to divide by 9.81. > >> > >> Also, can someone else run the MobileSpec code and go into Accelerometer > >> and do a Start Watch while leaving your phone flat on the desk? I want > >>to > >> make sure that other devices don't correct for gravity as I only have > >> Samsung devices here. > >> > >> Simon Mac Donald > >> http://hi.im/simonmacdonald > >> > >> > >> On Tue, Feb 7, 2012 at 3:36 AM, Filip Maj <[email protected]> wrote: > >> > >>> Let's decide, please. A vote thread? > >>> > >>> My vote is using what the W3C spec [1] suggests, which, as Jesse points > >>> out in the JIRA issue, seems to be m/s^2. > >>> > >>> My problem looking at this a few weeks ago was figuring out what the > >>> reference point/units on the various native platforms was (I.e. What is > >>> -10 / +10 on Android? What is -1000 / +1000 on Blackberry? What are > >>>those > >>> units?). It's not very well documented :s > >>> > >>> On 12-02-07 3:00 AM, "[email protected]" <[email protected]> wrote: > >>> > >>> >Also to note that I think the values on BlackBerry are -1000 to +1000. > >>> > > >>> >Dan was noticing this last week while working on an app > >>> >------Original Message------ > >>> >From: Shazron > >>> >To: [email protected] > >>> >ReplyTo: [email protected] > >>> >Subject: Normalization of acceleration values > >>> >Sent: Feb 6, 2012 8:57 PM > >>> > > >>> >https://issues.apache.org/jira/browse/CB-152 > >>> > > >>> >Should we decide? > >>> > > >>> >Sent on the TELUS Mobility network with BlackBerry > >>> > >>> > >
