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Update elevation min,max and speed min,max after buffer is full

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This commit is contained in:
Jimmy Shih
2013-07-23 10:21:39 -07:00
parent 720f747460
commit 928c62a237
1 changed files with 8 additions and 8 deletions
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MyTracks/src/com/google/android/apps/mytracks/stats/TripStatisticsUpdater.java
+8 -8
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@@ -231,7 +231,7 @@ public class TripStatisticsUpdater {
speedBuffer.reset();
} else if (isValidSpeed(time, speed, lastLocationTime, lastLocationSpeed)) {
speedBuffer.setNext(speed);
if (speed > currentSegment.getMaxSpeed()) {
if (speedBuffer.isFull() && speed > currentSegment.getMaxSpeed()) {
currentSegment.setMaxSpeed(speed);
}
} else {
@@ -246,13 +246,12 @@ public class TripStatisticsUpdater {
*/
@VisibleForTesting
void updateElevation(double elevation) {
currentSegment.updateElevationExtremities(elevation);
// update elevation gain
// Update elevation using the smoothed average after the buffer is full
double oldAverage = elevationBuffer.getAverage();
elevationBuffer.setNext(elevation);
double newAverage = elevationBuffer.getAverage();
if (elevationBuffer.isFull()) {
currentSegment.updateElevationExtremities(newAverage);
double difference = newAverage - oldAverage;
if (difference > 0) {
currentSegment.addTotalElevationGain(difference);
@@ -337,11 +336,12 @@ public class TripStatisticsUpdater {
* 10X the smoothed average and the speed difference doesn't imply 2g
* acceleration.
*/
if (!speedBuffer.isFull()) {
if (speedBuffer.isFull()) {
double average = speedBuffer.getAverage();
double diff = Math.abs(average - speed);
return (speed < average * 10) && (diff < MAX_ACCELERATION * timeDifference);
} else {
return true;
}
double average = speedBuffer.getAverage();
double diff = Math.abs(average - speed);
return (speed < average * 10) && (diff < MAX_ACCELERATION * timeDifference);
}
}