It has to be calibrated data. Android assumes it to be calibrated On Sun, Feb 8, 2009 at 12:39 AM, Dianne Hackborn <[email protected]>wrote:
> It is all handled in the kernel and/or screen firmware. I don't know for > sure, I basically know that all that needs to be done with the data coming > out of the driver is to scale the coordinates to the pixel size of the > screen. > > > On Sat, Feb 7, 2009 at 9:19 PM, chueh8 <[email protected]> wrote: > >> >> Perhaps no need for the user, but needed for the manufacturer... >> I just like to know the data send from kernel need to be the one >> calibrated or just the raw data.. >> For other Linux touch screen driver support,, usually there is a tslib >> like run for calibrated the raw data from kernel.. >> so what does the Android do? >> >> On Feb 7, 11:20 am, Dianne Hackborn <[email protected]> wrote: >> > They don't by the user. You'll notice that neither the G1 nor the >> iPhone >> > require the user to calibrate their screen like you usually see on >> resistive >> > screens such have traditionally been in Palm and Windows Mobile devices. >> > >> > >> > >> > On Fri, Feb 6, 2009 at 3:00 PM, Billy Maron <[email protected]> >> wrote: >> > >> > > On 2/6/09, Dianne Hackborn <[email protected]> wrote: >> > > > Er which part of that is surprising? :} >> > >> > > I thought you were claiming that capacitive touch screens don't need >> > > calibration. That surprised me. >> > >> > > > On Thu, Feb 5, 2009 at 10:07 PM, Billy Maron <[email protected]> >> > > wrote: >> > >> > > > > On Fri, Feb 6, 2009 at 12:38 AM, Dianne Hackborn < >> [email protected]> >> > > > wrote: >> > >> > > > > > All our devices at this point use capacitive touch screens, >> which >> > > don't >> > > > need calibration. >> > >> > > > > whoa? what? >> > >> > > > -- >> > > > Dianne Hackborn >> > > > Android framework engineer >> > > > [email protected] >> > >> > > > Note: please don't send private questions to me, as I don't have >> time to >> > > > provide private support. All such questions should be posted on >> public >> > > > forums, where I and others can see and answer them. >> > >> > -- >> > Dianne Hackborn >> > Android framework engineer >> > [email protected] >> > >> > Note: please don't send private questions to me, as I don't have time to >> > provide private support. All such questions should be posted on public >> > forums, where I and others can see and answer them. >> >> > > > -- > Dianne Hackborn > Android framework engineer > [email protected] > > > Note: please don't send private questions to me, as I don't have time to > provide private support. All such questions should be posted on public > forums, where I and others can see and answer them. > > > > > -- with regards vishal --~--~---------~--~----~------------~-------~--~----~ unsubscribe: [email protected] website: http://groups.google.com/group/android-porting -~----------~----~----~----~------~----~------~--~---
