private bool UpdateTrackables()
{
if (xrAnchorManager == null)
{
return(false);
}
DebugLogExtra($"UpdateTrackables {Time.frameCount} XRAnchorSubsystem is {xrAnchorManager.running}");
TrackableChanges <XRAnchor> changes = xrAnchorManager.GetChanges(Unity.Collections.Allocator.Temp);
if (changes.isCreated && (changes.added.Length + changes.updated.Length + changes.removed.Length > 0))
{
DebugLogExtra($"Changes Fr{Time.frameCount:0000}: isCreated={changes.isCreated} Added={changes.added.Length}, Updated={changes.updated.Length} Removed={changes.removed.Length}");
for (int i = 0; i < changes.added.Length; ++i)
{
UpdateTracker("Added::", changes.added[i], anchorsByTrackableId);
}
for (int i = 0; i < changes.updated.Length; ++i)
{
UpdateTracker("Updated::", changes.updated[i], anchorsByTrackableId);
}
for (int i = 0; i < changes.removed.Length; i++)
{
RemoveTracker(changes.removed[i], anchorsByTrackableId);
}
}
changes.Dispose();
return(true);
}
bool CheckThereAreNoAnchors()
{
XRAnchorSubsystem rpsub = ActiveLoader.GetLoadedSubsystem <XRAnchorSubsystem>();
Assert.NotNull(rpsub);
TrackableChanges <XRAnchor>?currentRps = rpsub.GetChanges(Allocator.Temp);
bool hasNoAnchors = (currentRps == null) ? false :
currentRps?.added.Length == 0 &&
currentRps?.removed.Length == 0 &&
currentRps?.updated.Length == 0;
return(hasNoAnchors);
}
bool CheckAnchorUpdateState(TrackableId id, UpdateState updateState)
{
XRAnchorSubsystem rpsub = ActiveLoader.GetLoadedSubsystem <XRAnchorSubsystem>();
Assert.NotNull(rpsub);
TrackableChanges <XRAnchor>?currentRps = rpsub.GetChanges(Allocator.Temp);
Assert.IsNotNull(currentRps);
XRAnchor? rp = null;
TrackableId idToCheck = defaultId;
switch (updateState)
{
case UpdateState.Added:
Assert.AreNotEqual(0, currentRps?.added.Length ?? 0);
rp = currentRps?.added[0] ?? null;
idToCheck = rp?.trackableId ?? defaultId;
break;
case UpdateState.Updated:
Assert.AreNotEqual(0, currentRps?.updated.Length ?? 0);
rp = currentRps?.updated[0] ?? null;
idToCheck = rp?.trackableId ?? defaultId;
break;
case UpdateState.Removed:
Assert.AreNotEqual(0, currentRps?.removed.Length ?? 0);
idToCheck = currentRps?.removed[0] ?? defaultId;
break;
case UpdateState.None:
default:
return(false);
}
return(idToCheck == id);
}
IEnumerator RemoveAndCheckAnchor(TrackableId id, Action <TrackableId> callback)
{
XRAnchorSubsystem rpsub = ActiveLoader.GetLoadedSubsystem <XRAnchorSubsystem>();
Assert.NotNull(rpsub);
rpsub.TryRemoveAnchor(id);
yield return(null);
TrackableChanges <XRAnchor>?currentRps = rpsub.GetChanges(Allocator.Temp);
Assert.IsNotNull(currentRps);
Assert.AreNotEqual(0, currentRps?.removed.Length ?? 0);
TrackableId?rpRemoved = currentRps?.removed[0] ?? null;
if (callback != null)
{
callback.Invoke(rpRemoved ?? defaultId);
}
}
private bool UpdateTrackables()
{
if (xrAnchorManager == null)
{
return(false);
}
#if !UNITY_ANDROID && !UNITY_IOS
if (sessionSubsystem != null)
{
sessionSubsystem.Update(new XRSessionUpdateParams
{
screenOrientation = Screen.orientation,
screenDimensions = new Vector2Int(Screen.width, Screen.height)
});
}
#endif // !UNITY_ANDROID && !UNITY_IOS
DebugLogExtra($"UpdateTrackables {Time.frameCount} XRAnchorSubsystem is {xrAnchorManager.running}");
TrackableChanges <XRAnchor> changes = xrAnchorManager.GetChanges(Unity.Collections.Allocator.Temp);
if (changes.isCreated && (changes.added.Length + changes.updated.Length + changes.removed.Length > 0))
{
DebugLogExtra($"Changes Fr{Time.frameCount:0000}: isCreated={changes.isCreated} Added={changes.added.Length}, Updated={changes.updated.Length} Removed={changes.removed.Length}");
for (int i = 0; i < changes.added.Length; ++i)
{
UpdateTracker("Added::", changes.added[i], anchorsByTrackableId);
}
for (int i = 0; i < changes.updated.Length; ++i)
{
UpdateTracker("Updated::", changes.updated[i], anchorsByTrackableId);
}
for (int i = 0; i < changes.removed.Length; i++)
{
RemoveTracker(changes.removed[i], anchorsByTrackableId);
}
}
changes.Dispose();
return(true);
}
IEnumerator AddAndCheckAnchor(Action <TrackableId> callback)
{
XRAnchorSubsystem rpsub = ActiveLoader.GetLoadedSubsystem <XRAnchorSubsystem>();
Assert.NotNull(rpsub);
XRAnchor rp;
bool ret = rpsub.TryAddAnchor(defaultPose, out rp);
Assert.IsTrue(ret);
Assert.AreNotEqual(defaultId, rp.trackableId);
yield return(null);
TrackableChanges <XRAnchor>?currentRps = rpsub.GetChanges(Allocator.Temp);
Assert.IsNotNull(currentRps);
Assert.AreNotEqual(0, currentRps?.added.Length ?? 0);
if (callback != null)
{
callback.Invoke(currentRps?.added[0].trackableId ?? defaultId);
}
}