使用android手机陀螺仪传感器获得手机自身旋转的角度

得到手机的陀螺仪采集到的角速率数据，然后转化为相对于初始位置旋转的角度。陀螺仪使用一段时间后会产生误差，本例未对误差进行处理，不过貌似可以用卡尔曼滤波算法消除误差，但是我不会。

/* AUTO-GENERATED FILE.  DO NOT MODIFY.
 *
 * This class was automatically generated by the
 * aapt tool from the resource data it found.  It
 * should not be modified by hand.
 */
package android.support.v7.appcompat;

public final class R {
	public static final class anim {
		public static final int abc_fade_in = 0x7f040000;
		public static final int abc_fade_out = 0x7f040001;
		public static final int abc_slide_in_bottom = 0x7f040002;
		public static final int abc_slide_in_top = 0x7f040003;
		public static final int abc_slide_out_bottom = 0x7f040004;
		public static final int abc_slide_out_top = 0x7f040005;
	}
	public static final class attr {
		public static final int actionBarDivider = 0x7f01000f;
		public static final int actionBarItemBackground = 0x7f010010;
		public static final int actionBarSize = 0x7f01000e;
		public static final int actionBarSplitstyle = 0x7f01000c;
		public static final int actionBarstyle = 0x7f01000b;
		public static final int actionBarTabBarstyle = 0x7f010008;
		public static final int actionBarTabstyle = 0x7f010007;
		public static final int actionBarTabTextstyle = 0x7f010009;
		public static final int actionBarWidgetTheme = 0x7f01000d;
		public static final int actionButtonstyle = 0x7f010016;
		public static final int actiondropDownstyle = 0x7f010047;
		public static final int actionLayout = 0x7f01004e;
		public static final int actionMenuTextAppearance = 0x7f010011;
		public static final int actionMenuTextColor = 0x7f010012;
		public static final int actionModeBackground = 0x7f01003c;
		public static final int actionModeCloseButtonstyle = 0x7f01003b;
		public static final int actionModeCloseDrawable = 0x7f01003e;
		public static final int actionModeCopyDrawable = 0x7f010040;
		public static final int actionModeCutDrawable = 0x7f01003f;
		public static final int actionModeFindDrawable = 0x7f010044;
		public static final int actionModePasteDrawable = 0x7f010041;
		public static final int actionModePopupWindowstyle = 0x7f010046;
		public static final int actionModeSelectAllDrawable = 0x7f010042;
		public static final int actionModeShareDrawable = 0x7f010043;
		public static final int actionModeSplitBackground = 0x7f01003d;
		public static final int actionModestyle = 0x7f01003a;
		public static final int actionModeWebSearchDrawable = 0x7f010045;
		public static final int actionOverflowButtonstyle = 0x7f01000a;
		public static final int actionProviderClass = 0x7f010050;
		public static final int actionViewClass = 0x7f01004f;
		public static final int activityChooserViewstyle = 0x7f01006c;
		public static final int background = 0x7f01002f;
		public static final int backgroundSplit = 0x7f010031;
		public static final int backgroundStacked = 0x7f010030;
		public static final int buttonBarButtonstyle = 0x7f010018;
		public static final int buttonBarstyle = 0x7f010017;
		public static final int customNavigationLayout = 0x7f010032;
		public static final int disableChildrenWhenDisabled = 0x7f010054;
		public static final int

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件        475  2014-07-14 15:19  MagneticSensorDemo\.classpath

     文件        854  2014-07-14 15:19  MagneticSensorDemo\.project

     文件        177  2014-07-14 15:19  MagneticSensorDemo\.settings\org.eclipse.jdt.core.prefs

     文件        872  2014-07-16 09:31  MagneticSensorDemo\AndroidManifest.xml

     文件        872  2014-07-16 14:48  MagneticSensorDemo\bin\AndroidManifest.xml

     文件        629  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$anim.class

     文件       5136  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$attr.class

     文件        763  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$bool.class

     文件        594  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$color.class

     文件       1530  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$dimen.class

     文件       5191  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$drawable.class

     文件       2556  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$id.class

     文件        445  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$integer.class

     文件       1629  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$layout.class

     文件       1141  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$string.class

     文件       9582  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$style.class

     文件       6541  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R$styleable.class

     文件       1015  2014-07-16 14:48  MagneticSensorDemo\bin\classes\android\support\v7\appcompat\R.class

     文件        369  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\BuildConfig.class

     文件       4055  2014-07-16 15:29  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\MainActivity.class

     文件        635  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$anim.class

     文件       5142  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$attr.class

     文件        769  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$bool.class

     文件        600  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$color.class

     文件       1634  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$dimen.class

     文件       5232  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$drawable.class

     文件       2637  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$id.class

     文件        451  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$integer.class

     文件       1672  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$layout.class

     文件        424  2014-07-16 14:48  MagneticSensorDemo\bin\classes\com\example\magneticsensordemo\R$menu.class

............此处省略84个文件信息