Worry about optimization if you run into perferomance problems. Don't waste your time until then.
On Oct 7, 11:33 am, byhesed <[email protected]> wrote: > Thank you for your answers, Mr. Roman Guy. > > I just don't want to waste any resources. > Handling integers always faster than handling floats. > That's why I care about using floats. > > On 10월7일, 오후12시21분, Romain Guy <[email protected]> wrote: > > > > > Floats allow for sub-pixel positioning of drawing primitives, which is > > important when you use animations and/or antialiasing. Today's mobile > > computing devices also have FPUs, which means it's not that expensive to use > > floats (the way they are being used at least.) > > > Why do you care so much about using integers? > > > On Thu, Oct 6, 2011 at 8:16 PM, byhesed <[email protected]> wrote: > > > I know Android primarily uses integers. > > > But, in the case of some functions such as drawText and measureText > > > are using float integers. > > > It doesn't make sense to me because using integers looks much better. > > > > Do you really know the reasons? > > > Why do they use floats for the coordinate system? > > > > Although I somewhat understand Mr. Jim's opinion, > > > Is it possible to deal those values with integers? > > > > (Mr. Jim said: "because latitude and longitude (and other coordinate > > > systems) are not always integers...") > > > > What do you thing about my opinion? > > > Anybody has any ideas? > > > > On 10월7일, 오전11시31분, Dianne Hackborn <[email protected]> wrote: > > > > Android primarily uses ints. > > > > > On Thu, Oct 6, 2011 at 10:17 PM, byhesed <[email protected]> wrote: > > > > > Why does Android use float instead of integer as the coordinate > > > > > system? > > > > > > Isn't it too slow if using float variables instead of integer > > > > > variables? > > > > > > Anybody know why Android use float variables instead of integer > > > > > variables? > > > > > > Thank you in advance. > > > > > > -- > > > > > You received this message because you are subscribed to the Google > > > > > Groups "Android Developers" group. > > > > > To post to this group, send email to > > > [email protected] > > > > > To unsubscribe from this group, send email to > > > > > [email protected] > > > > > For more options, visit this group at > > > > >http://groups.google.com/group/android-developers?hl=en > > > > > -- > > > > 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, and so won't reply to such e-mails. All such > > > > questions should be posted on public forums, where I and others can see > > > and > > > > answer them. > > > > -- > > > You received this message because you are subscribed to the Google > > > Groups "Android Developers" group. > > > To post to this group, send email to [email protected] > > > To unsubscribe from this group, send email to > > > [email protected] > > > For more options, visit this group at > > >http://groups.google.com/group/android-developers?hl=en > > > -- > > Romain Guy > > Android framework engineer > > [email protected] Hide quoted text - > > - Show quoted text - -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
