Check current more frequently (but only log when it changes)

1 files changed, 9 insertions, 3 deletions

diff --git a/src/edu/umich/PowerTutor/service/PowerEstimator.java b/src/edu/umich/PowerTutor/service/PowerEstimator.java
index 93e5327..ed0325a 100644
--- a/src/edu/umich/PowerTutor/service/PowerEstimator.java
+++ b/src/edu/umich/PowerTutor/service/PowerEstimator.java
@@ -161,6 +161,8 @@ public class PowerEstimator implements Runnable {
       }

     }

 

+    double lastCurrent = -1;

+

     /* Indefinitely collect data on each of the power components. */

     boolean firstLogIteration = true;

     for(long iter = -1; !Thread.interrupted(); ) {

@@ -276,10 +278,14 @@ public class PowerEstimator implements Runnable {
         PowerWidget.updateWidget(context, this);

       }

 

-      if(iter % (5*60) == 0) {

-        if(bst.hasCurrent()) {

-          writeToLog("batt_current " + bst.getCurrent() + "\n");

+      if(bst.hasCurrent()) {

+        double current = bst.getCurrent();

+        if(current != lastCurrent) {

+          writeToLog("batt_current " + current + "\n");

+          lastCurrent = current;

         }

+      }

+      if(iter % (5*60) == 0) {

         if(bst.hasTemp()) {

           writeToLog("batt_temp " + bst.getTemp() + "\n");

         }