傳感器共有的一些API

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• ?sensorManager.registerListener?最后一個(gè)參數(shù)的值

  ?方法里已經(jīng)有詳細(xì)的注釋

• ????/**?get?sensor?data?as?fast?as?possible?*/
  ????public?static?final?int?SENSOR_DELAY_FASTEST?=?0;
  ????/**?rate?suitable?for?games?*/
  ????public?static?final?int?SENSOR_DELAY_GAME?=?1;
  ????/**?rate?suitable?for?the?user?interface??*/
  ????public?static?final?int?SENSOR_DELAY_UI?=?2;
  ????/**?rate?(default)?suitable?for?screen?orientation?changes?*/
  ????public?static?final?int?SENSOR_DELAY_NORMAL?=?3;

• onAccuracyChanged方法回調(diào)的參數(shù)

???/**
??????*?The?values?returned?by?this?sensor?cannot?be?trusted?because?the?sensor
??????*?had?no?contact?with?what?it?was?measuring?(for?example,?the?heart?rate
??????*?monitor?is?not?in?contact?with?the?user).
??????*/
????public?static?final?int?SENSOR_STATUS_NO_CONTACT?=?-1;

????/**
?????*?The?values?returned?by?this?sensor?cannot?be?trusted,?calibration?is
?????*?needed?or?the?environment?doesn't?allow?readings
?????*/
????public?static?final?int?SENSOR_STATUS_UNRELIABLE?=?0;

????/**
?????*?This?sensor?is?reporting?data?with?low?accuracy,?calibration?with?the
?????*?environment?is?needed
?????*/
????public?static?final?int?SENSOR_STATUS_ACCURACY_LOW?=?1;

????/**
?????*?This?sensor?is?reporting?data?with?an?average?level?of?accuracy,
?????*?calibration?with?the?environment?may?improve?the?readings
?????*/
????public?static?final?int?SENSOR_STATUS_ACCURACY_MEDIUM?=?2;

????/**?This?sensor?is?reporting?data?with?maximum?accuracy?*/
????public?static?final?int?SENSOR_STATUS_ACCURACY_HIGH?=?3;

1.加速度傳感器

• 顯示gsensor即時(shí)數(shù)據(jù)的apk && 用gsensor來判斷手機(jī)的靜和動(dòng) - - ITeye博客

• Android實(shí)戰(zhàn)技巧之四十二：加速度傳感器 - 懶人的技術(shù)筆記 - CSDN博客

• 每天一個(gè)adb命令：am 命令詳解 - 天森愛自由 - CSDN博客

• 在安卓中使用加速度傳感器 - 簡書

• 三軸傳感器、六軸傳感器、九軸傳感器的文章解讀 - penghejuan2012的博客 - CSDN博客

• Android 獲取GPS速度 - Just do IT. - CSDN博客

• Android系統(tǒng)Gps分析（一） - 莫回頭 - 博客園

??https://www.jianshu.com/p/8440a5897944?（詳細(xì)的介紹各種傳感器）

?

• gsensor架構(gòu)和原理分析 - CSDN博客

• Android調(diào)用傳感器和震動(dòng) - CSDN博客

• Android-傳感器開發(fā)-方向判斷

  https://blog.csdn.net/liang5630/article/details/42421897

  https://blog.csdn.net/weixin_37730482/article/details/80571085??（指南針就是利用方向傳感器的第一個(gè)返回值）

  https://blog.csdn.net/jackjia2015/article/details/88185683?（微信小程序方向監(jiān)聽Demo）

  https://www.iteye.com/blog/justonecoder-1902143

• Android getRotationMatrix和getOrientation原理

• 羅盤

  https://www.cnblogs.com/time-mawei/p/4950408.html? ? （角度為負(fù)值的時(shí)候，需要處理一下，加上360度。）

  https://github.com/ChaosOctopus/ChaosCompass?（小米羅盤自定義UI）

????? ? ?

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