/// <summary>
/// Tries to restore the binding from persistent storage and PCF system
/// </summary>
IEnumerator RestoreBinding(string objId)
{
_state = State.RestoreBinding;
if (MLPersistentStore.Contains(objId))
{
MLContentBinding binding;
MLResult result = MLPersistentStore.Load(objId, out binding);
if (!result.IsOk)
{
SetError(result);
_state = State.BindingComplete;
}
else
{
Binding = binding;
Debug.Log("binding result : " + Binding.PCF.CurrentResult);
Binding.GameObject = this.gameObject;
MLContentBinder.Restore(Binding, HandleBindingRestore);
}
}
else
{
BindToAllPCFs();
}
while (_state != State.BindingComplete)
{
yield return(null);
}
yield break;
}
/// <summary>
/// Tries to restore the binding or find closest PCF.
/// </summary>
void RestoreBinding(string objId)
{
if (MLPersistentStore.Contains(objId))
{
MLContentBinding binding;
MLResult result = MLPersistentStore.Load(objId, out binding);
if (!result.IsOk)
{
SetError(new MLResult(result.Code,
string.Format("Error: MLPersistentPoint failed to load binding. Reason: {0}", result)));
SetComplete(false);
}
else
{
Binding = binding;
Binding.GameObject = this.gameObject;
MLContentBinder.Restore(Binding, HandleBindingRestore);
}
}
else
{
StartCoroutine(BindToClosestPCF());
}
}
/// <summary>
/// Determine and perform the appropriate action
/// </summary>
void CreateOrRestoreBinding()
{
if (MLPersistentStore.Contains(UniqueId))
{
RestoreBinding();
}
else
{
// Find closest PCF and create binding to it
StartCoroutine(BindToClosestPCF());
}
}
/// <summary>
/// Handler when MLPersistentCoordinateFrames becomes ready
/// </summary>
private void HandleReady()
{
MLPersistentCoordinateFrames.OnReady -= HandleReady;
if (MLPersistentStore.Contains(UniqueId))
{
RestoreBinding();
}
else
{
// Find closest PCF and create binding to that
StartCoroutine(BindToClosestPCF());
}
}