calibrate accelerometer android

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Android accelerometer for "Shake", with mobile phone vibration

sensor sensor;//gravity sense listener Private Onshakelistener onshakelistener;//Context Private Context mcontext;//phone last position when gravity sensing coordinates private float lastx;private float lasty;private float lastz;//Last detection Time private loNg lastupdatetime;//Constructor Public Shakelistener (Context c) {//Get Listener Object Mcontext = C;start ();} //start public void start () {//Get sensor manager Sensormanager = (sensormanager) mcontext.getsystemservice (context.sensor_

Android: Accelerometer

Android: Accelerometer Welcome to the sensor world.The sensor literally refers to the instrument that transmits the feeling. What is the feeling?Visual, auditory, taste, touch, and smell.Some people say that the existence and development of sensors allow objects to have the senses such as touch, taste, and smell, so that objects can gradually become active.At present, A

Use of the Android accelerometer: shake-shake function implementation

First, the principle of introduction:The function of shaking in Android phone is already very common, recently contacted this function, the principle is very simple: using accelerometer, when shaking the phone, listen to the acceleration in all directions of change, when the acceleration value exceeds the set sensitivity, then trigger shake function.Second, the use of the class:SensormanagerSensoreventliste

Android Accelerometer Magical and custom view

The example in this section is a tilt angle measurement application that accurately measures the tilt angle of your phone and the horizontal plane, using the acceleration sensor inside the Android sensor. The physical meaning represented by the various values of the accelerometer, coupled with a very simple algorithm, can be used to measure the tilt angle.The angle value is displayed exactly as the phone ti

[Android] Sensor-accelerometer -2[turn]

The coordinate system of the Android sensor is not the same as its 2D design, with coordinate systems such as:Once the sensor listener is registered with the Sensormanager object, an object of sensorevent can be obtained within the Onsensorchanged method.The Sensorevent object has an important member variable public final float[] values, which are defined as follows:Public final float[] valuesThe length and contents of the values array depends on whic

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