void OnChanged(ARTrackedImagesChangedEventArgs eventArgs)
{
foreach (var newImage in eventArgs.added)
{
// Handle added event
}
foreach (var updatedImage in eventArgs.updated)
{
// Handle updated event
}
foreach (var removedImage in eventArgs.removed)
{
// Handle removed event
}
}
void OnChanged(ARTrackedImagesChangedEventArgs eventArgs)
{
// iterates through all the newly detected images
// but not through the ones whos tracking was lost and are being detected again
foreach (var newImage in eventArgs.added)
{
// check if the detected images is our targeted watchImage
if (newImage.referenceImage.name == referenceImageName)
{
RegisterNewImage(newImage);
}
else
{
showDebugLinesScript.ChangeDebugText("OnChanged()/newImages - Newly Detected Image is not the targeted watchImage");
}
}
// updates all already tracked images
foreach (var updatedImage in eventArgs.updated)
{
// checks if the image is the targeted watchImage
if (currentTrackableId.Equals(updatedImage.trackableId))
{
switch (updatedImage.trackingState)
{
case TrackingState.Tracking:
{
if (currentWatchObj == null)
{
InstantiateNewWatchFace(updatedImage.transform);
showDebugLinesScript.ChangeDebugText("OnChanged()/updatedImages - instantiating watchFace in updated");
}
else
{
UpdateWatchPosition(updatedImage);
}
break;
}
case TrackingState.Limited:
{
DestroyLostWatchFace();
showDebugLinesScript.ChangeDebugText("OnChanged()/updatedImages - TrackingState is: Limited");
break;
}
case TrackingState.None:
{
DestroyLostWatchFace();
showDebugLinesScript.ChangeDebugText("OnChanged()/updatedImages - TrackingState is: None");
break;
}
default:
{
showDebugLinesScript.ChangeDebugText("OnChanged()/updatedImages - SwitchCase-Error: default was hit");
break;
}
}
}
}
// iterates though all lost tracking images
foreach (var removedImage in eventArgs.removed)
{
showDebugLinesScript.ChangeDebugText("OnChanged()/removedImage - list was called");
}
}
