@Override
public void onSnapshotTaken(byte[] pictureData, Snapshot snapshot) {
// a snapshot has just been taken :
float pitch = snapshot.getPitch();
float yaw = snapshot.getYaw();
if (!removeMarker(pitch, yaw) || !removeContour(pitch, yaw)) {
Log.e(TAG, "cannot remove mark for snapshot (p=" + pitch + ", y=" + yaw + ")");
}
// put a new textureSurface with the snapshot in it.
putSnapshot(pictureData, snapshot);
}
/**
* Remove the dot near the given position.
*
* @param pitch
* @param yaw
*/
private boolean removeMarker(float pitch, float yaw) {
final float TRESHOLD = 10.0f;
Snapshot o = new Snapshot(pitch, yaw);
mTargetsLock.lock();
for (Snapshot3D dot : mDots) {
if (o.getDistance(dot) < TRESHOLD) {
mDots.remove(dot);
mTargetsLock.unlock();
return true;
}
}
mTargetsLock.unlock();
return false;
}
/**
* Remove the dot near the given position.
*
* @param pitch
* @param yaw
*/
private boolean removeContour(float pitch, float yaw) {
final float TRESHOLD = 10.0f;
Snapshot o = new Snapshot(pitch, yaw);
int i = 0;
mTargetsLock.lock();
for (Snapshot3D contour : mContours) {
if (o.getDistance(contour) < TRESHOLD) {
mContours43.remove(i);
mContours34.remove(i);
mTargetsLock.unlock();
return true;
}
++i;
}
mTargetsLock.unlock();
return false;
}
/**
* get distance between current orientation and gven snapshot
*
* @param snapshot
* @return
*/
private float getSnapshotDisnance(EulerAngles a) {
Snapshot s = new Snapshot(super.getPitch(), super.getYaw());
return s.getDistance(a);
}
