/// <summary>
/// Stops any existing session but does not destroy it. No error will be
/// thrown if a session doesn't exist or hasn't been started.
/// </summary>
/// In order for the property <see cref="IsSessionStarted"/> and events
/// like <see cref="SessionStarted"/> and <see cref="SessionStopped"/>
/// to be tracked correctly, use the <see cref="StartSessionAsync"/> and
/// <see cref="StopSession"/> methods rather than calling methods
/// directly on the <see cref="Session"/> instance.
/// </remarks>
public void StopSession()
{
// Warn if already started
if (!isSessionStarted)
{
Debug.LogWarning($"{nameof(StopSession)} called but no session has been started.");
return;
}
// If no session created, create one
if (session == null)
{
Debug.LogWarning($"{nameof(StopSession)} called but no session has been created.");
return;
}
// Stop the session
session.Stop();
// Status is no longer valid
sessionStatus = null;
// It's no longer started
isSessionStarted = false;
// Notify
OnSessionStopped();
}
/// <summary>
/// Cleans up objects and stops the CloudSpatialAnchorSessions.
/// </summary>
public void ResetSession(Action completionRoutine = null)
{
Debug.Log("ASA Info: Resetting the session.");
if (cloudSpatialAnchorSession.GetActiveWatchers().Count > 0)
{
Debug.LogError("ASA Error: We are resetting the session with active watchers, which is unexpected.");
}
CleanupObjects();
cloudSpatialAnchorSession.Reset();
lock (dispatchQueue)
{
dispatchQueue.Enqueue(() =>
{
if (cloudSpatialAnchorSession != null)
{
cloudSpatialAnchorSession.Stop();
cloudSpatialAnchorSession.Dispose();
Debug.Log("ASA Info: Session was reset.");
completionRoutine?.Invoke();
}
else
{
Debug.LogError("ASA Error: cloudSpatialAnchorSession was null, which is unexpected.");
}
});
}
}
public void LocalizeAnchor()
{
DispatcherQueue.Enqueue(() =>
{
if (_cloudSpatialAnchorSession == null)
{
Log("CloudSpatialAnchorSession was null. Weird.", Color.red);
return;
}
else
{
// Initialize session fresh & clean
CleanupObjects();
_cloudSpatialAnchorSession.Stop();
_cloudSpatialAnchorSession.Dispose();
_cloudSpatialAnchorSession = null;
InitializeSession();
// Create a Watcher with anchor ID to locate the anchor that was created before
AnchorLocateCriteria criteria = new AnchorLocateCriteria
{
Identifiers = new string[] { _currentCloudAnchorId }
};
_cloudSpatialAnchorSession.CreateWatcher(criteria);
Log($"Localizing anchor with {_cloudSpatialAnchorSession.GetActiveWatchers().Count} watchers.\r\nLook around to gather spatial data...");
}
});
}
/// <inheritdoc/>
protected override void OnManagedDispose()
{
base.OnManagedDispose();
session?.Stop();
session?.Dispose();
session = null;
}
private void ReleaseSessionStartRequest()
{
lock (session)
{
if (requestsForSessionStart == 1)
{
session.Stop();
}
requestsForSessionStart = Math.Max(requestsForSessionStart - 1, 0);
}
}
private void OnDestroy()
{
enableProcessing = false;
if (cloudSpatialAnchorSession != null)
{
cloudSpatialAnchorSession.Stop();
cloudSpatialAnchorSession.Dispose();
cloudSpatialAnchorSession = null;
}
if (anchorLocateCriteria != null)
{
anchorLocateCriteria = null;
}
_instance = null;
}
/// <summary>
/// Resets and stops the Azure Spatial Anchor session.
/// </summary>
public void StopSession(Action completionRoutine = null)
{
#if !UNITY_EDITOR
cloudSpatialAnchorSession.Reset();
lock (queue)
{
queue.Enqueue(() =>
{
if (cloudSpatialAnchorSession != null)
{
cloudSpatialAnchorSession.Stop();
cloudSpatialAnchorSession.Dispose();
completionRoutine?.Invoke();
}
});
}
#endif
}
/// <summary>
/// オブジェクトをクリーンアップしてCloudSpatialAnchorセッションを停止する処理
/// </summary>
public void ASAResetSession()
{
Debug.Log("ASA Info: セッションをリセットします。");
if (cloudSpatialAnchorSession.GetActiveWatchers().Count > 0)
{
Debug.LogError("ASA Error: ActiveなWatcherがあるセッションをリセットしようとしています。これは期待された動作ではありません。");
}
currentCloudAnchor = null;
this.cloudSpatialAnchorSession.Reset();
if (cloudSpatialAnchorSession != null)
{
cloudSpatialAnchorSession.Stop();
cloudSpatialAnchorSession.Dispose();
Debug.Log("ASA Info: セッションはリセットされました。");
}
else
{
Debug.LogError("ASA Error: セッションはNullでした。これは期待された動作ではありません。");
}
}
public void Stop()
{
spatialAnchorsSession.Stop();
StopLocating();
IsRunning = false;
}