Ahhhhh So I just multiply by pi over 180?
Cheers! 2009/2/1 Mark Murphy <[email protected]> > > [email protected] wrote: > > > > input: > > Log.v("sintest",String.valueOf(Math.sin(90))); > > > > output: > > V/sintest (16869): 0.8939966636005579 > > > > huh? I realise I'm probably about to invite explanations about > > floating points and subsequent brain explosions, but could anyone tell > > me what's going on here? > > The parameter to sin() is in radians, not degrees. The sine of 90 > degrees is 1. The sine of 90 radians is approximately 0.8939966636005579. > > -- > Mark Murphy (a Commons Guy) > http://commonsware.com > > Android Training on the Ranch! -- Mar 16-20, 2009 > http://www.bignerdranch.com/schedule.shtml > > > > -- Phill Midwinter Director Grant Midwinter Limited d: 0844 736 5234 x: 0 m: 07538 082156 e: [email protected] --~--~---------~--~----~------------~-------~--~----~ 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 -~----------~----~----~----~------~----~------~--~---
