sensors_开发者

Volume Control while Screen Off with proximity sensor

In Android, is there a way to be able to开发者_运维技巧 change volume through volume tracker up/down when screen is turned off through proximity sensor?Android Proximity sensor have only two value for[详细]

2023-04-13 04:36 分类：问答

iPhone 4 detect distance using camera's focusing mechanism

If I remember correctly, modern cameras send out an ultrasound wave and measure time that it takes for it to bounce back in order to estimate the focusing distance. Kinda like bats. Does iPhone\'s bac[详细]

2023-04-12 17:17 分类：问答

Collecting, storing, and retrieving sensor data

I\'m developing an app which needs access to \'the last 5 seconds worth of data\' for a giv开发者_开发问答en sensor. My plan is to store this data somehow, then when I request the data, it\'ll return[详细]

2023-04-12 05:39 分类：问答

JavaME: how to connect an external sensor? [closed]

Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this po[详细]

2023-04-11 11:45 分类：问答

Custom sensitivity settings on gyroscope through android api, or kernel?

I own a samsung galaxy tab 10.1 4g lte-- and am starting to play with the sensors onboard. I looked up the mems gyro on board and found that (you can se开发者_运维知识库e for yourself on pg 9) that th[详细]

2023-04-10 01:22 分类：问答

getSensorList() vs. getDefaultSensor() in Android SensorManager

I\'m writing a game for Android and want to be able to use the accelerometer for input. I see two ways of getting a sensor, one way is to use the first element of SensorManager.getSensorList(Sensor.T[详细]

2023-04-08 03:53 分类：问答

Why i can not use Sensor.TYPE_ORIENTATION_VECTOR. Type is not recognised

The problem is, that this sensors should be available: int TYPE_ACCELEROMETER int TYPE_ALL int TYPE_GRAVITY[详细]

2023-04-06 21:13 分类：问答

Problem with SensorManager.getOrientation()

n reference pages of android.view.onSensorChanged() the axes of the device are described as \"The X axis refers to the screen\'s horizontal axis (the small edge in portrait mode, the long edge in lan[详细]

2023-04-05 16:48 分类：问答

Method OnSensorChanged() when screen is lock

On my Samsung Galaxy S 2 I have the known bug when OnSe开发者_JAVA百科nsorChanged() method does not call when screen is lock (http://code.google.com/p/android/issues/detail?id=3708 ). Is there any sol[详细]

2023-04-05 16:32 分类：问答

Determine man's falling with android device [closed]

It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical andcannot be reasonably answered in its current form. For help clari[详细]

2023-04-05 13:42 分类：问答