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2014/10/15 ¤U¤È 10:08:03
iphone Programming Glossary: elevationchangeHow to calculate elevation like in runkeeper application http://stackoverflow.com/questions/19156415/how-to-calculate-elevation-like-in-runkeeper-application CLLocationManager manager didUpdateToLocation CLLocation newLocation fromLocation CLLocation oldLocation double elevationChange oldLocation.altitude newLocation.altitude if elevationChange 0 netElevationLoss fabs elevationChange else netElevationGain.. newLocation fromLocation CLLocation oldLocation double elevationChange oldLocation.altitude newLocation.altitude if elevationChange 0 netElevationLoss fabs elevationChange else netElevationGain elevationChange netElevationChange netElevationGain netElevationLoss.. double elevationChange oldLocation.altitude newLocation.altitude if elevationChange 0 netElevationLoss fabs elevationChange else netElevationGain elevationChange netElevationChange netElevationGain netElevationLoss ... I don't know is this correct..
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