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Merge "fix SensorManager.getAngleChange() documentation" into jb-dev

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Mathias Agopian
2012-05-16 16:12:27 -07:00
committed by Android (Google) Code Review
parent 6467f94b37 fb89097099
commit 128c89cd08
1 changed files with 3 additions and 4 deletions
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7
core/java/android/hardware/SensorManager.java
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@@ -1122,9 +1122,9 @@ public abstract class SensorManager {
/** Helper function to compute the angle change between two rotation matrices.
* Given a current rotation matrix (R) and a previous rotation matrix
* (prevR) computes the rotation around the x,y, and z axes which
* (prevR) computes the rotation around the z,x, and y axes which
* transforms prevR to R.
* outputs a 3 element vector containing the x,y, and z angle
* outputs a 3 element vector containing the z,x, and y angle
* change at indexes 0, 1, and 2 respectively.
* <p> Each input matrix is either as a 3x3 or 4x4 row-major matrix
* depending on the length of the passed array:
@@ -1143,14 +1143,13 @@ public abstract class SensorManager {
*</pre>
* @param R current rotation matrix
* @param prevR previous rotation matrix
* @param angleChange an array of floats in which the angle change is stored
* @param angleChange an an array of floats (z, x, and y) in which the angle change is stored
*/
public static void getAngleChange( float[] angleChange, float[] R, float[] prevR) {
float rd1=0,rd4=0, rd6=0,rd7=0, rd8=0;
float ri0=0,ri1=0,ri2=0,ri3=0,ri4=0,ri5=0,ri6=0,ri7=0,ri8=0;
float pri0=0, pri1=0, pri2=0, pri3=0, pri4=0, pri5=0, pri6=0, pri7=0, pri8=0;
int i, j, k;
if(R.length == 9) {
ri0 = R[0];