Sha256: 34ba24ee5b4483aa130e5f2ecd1ce2cda5fe191b4f7fb2becec50242c6a58d3f
Contents?: true
Size: 979 Bytes
Versions: 25
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Stored size: 979 Bytes
Contents
// Thanks for inspiration to Phil Cooper-King.
// This is adapted from his MIT-licensed Gosu fork
// on GitHub.
#import <GosuImpl/Input/AccelerometerReader.hpp>
@implementation AccelerometerReader
- (AccelerometerReader*)initWithUpdateInterval: (float)updateInterval
{
if (self = [super init])
{
[[UIAccelerometer sharedAccelerometer] setUpdateInterval: updateInterval];
[[UIAccelerometer sharedAccelerometer] setDelegate:self];
acceleration[0] = acceleration[1] = acceleration[2] = 0.0f;
}
return self;
}
- (void)accelerometer:(UIAccelerometer*)accelerometer didAccelerate:(UIAcceleration*)uiAccel
{
float factor = 0.3f;
acceleration[0] = (uiAccel.x * factor) + (acceleration[0] * (1 - factor));
acceleration[1] = (uiAccel.y * factor) + (acceleration[1] * (1 - factor));
acceleration[2] = (uiAccel.z * factor) + (acceleration[2] * (1 - factor));
}
- (const Acceleration&)acceleration
{
return acceleration;
}
@end
Version data entries
25 entries across 25 versions & 1 rubygems