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2014/10/16 ¤W¤È 08:19:18
android Programming Glossary: mgeomagneticAndroid getOrientation() method returns bad results http://stackoverflow.com/questions/10192057/android-getorientation-method-returns-bad-results sensor calculation values float mGravity null float mGeomagnetic null float Rmat new float 9 float Imat new float 9 float orientation.. event if event.sensor.getType Sensor.TYPE_MAGNETIC_FIELD mGeomagnetic event.values.clone processSensorData update private float.. y return y public void processSensorData if mGravity null mGeomagnetic null boolean success SensorManager.getRotationMatrix Rmat Imat..
Convert magnetic field X, Y, Z values from device into global reference frame http://stackoverflow.com/questions/15315129/convert-magnetic-field-x-y-z-values-from-device-into-global-reference-frame Sensors. private Sensor mAccelerometer private Sensor mGeomagnetic private float accelerometerValues private float geomagneticValues.. mSensorManager.getDefaultSensor Sensor.TYPE_ACCELEROMETER mGeomagnetic mSensorManager.getDefaultSensor Sensor.TYPE_MAGNETIC_FIELD vendor.. mSensorManager.registerListener this mGeomagnetic SensorManager.SENSOR_DELAY_FASTEST Refresh statistics. @param..
Android getOrientation() method returns bad results http://stackoverflow.com/questions/10192057/android-getorientation-method-returns-bad-results Compass3DView mCompassView private SensorManager sensorManager sensor calculation values float mGravity null float mGeomagnetic null float Rmat new float 9 float Imat new float 9 float orientation new float 3 SensorEventListener mAccelerometerListener.. sensor int accuracy public void onSensorChanged SensorEvent event if event.sensor.getType Sensor.TYPE_MAGNETIC_FIELD mGeomagnetic event.values.clone processSensorData update private float restrictAngle float tmpAngle while tmpAngle 180 tmpAngle.. ensure that y stays within 180 180 bounds y restrictAngle y return y public void processSensorData if mGravity null mGeomagnetic null boolean success SensorManager.getRotationMatrix Rmat Imat mGravity mGeomagnetic if success SensorManager.getOrientation..
Convert magnetic field X, Y, Z values from device into global reference frame http://stackoverflow.com/questions/15315129/convert-magnetic-field-x-y-z-values-from-device-into-global-reference-frame TextView magneticYTextView private TextView magneticZTextView Sensors. private Sensor mAccelerometer private Sensor mGeomagnetic private float accelerometerValues private float geomagneticValues Flags. private boolean specDefined false private boolean.. SensorManager getSystemService SENSOR_SERVICE mAccelerometer mSensorManager.getDefaultSensor Sensor.TYPE_ACCELEROMETER mGeomagnetic mSensorManager.getDefaultSensor Sensor.TYPE_MAGNETIC_FIELD vendor TextView findViewById R.id.vendor resolution TextView.. this mAccelerometer SensorManager.SENSOR_DELAY_FASTEST mSensorManager.registerListener this mGeomagnetic SensorManager.SENSOR_DELAY_FASTEST Refresh statistics. @param view refresh button view. public void onClickRefreshMagneticButton..
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