public void Play()
        {
            if (TriggerOnce && hasTriggered)
            {
                return;
            }

            if (EventReference.IsNull)
            {
                return;
            }

            cachedParams.Clear();

            if (!eventDescription.isValid())
            {
                Lookup();
            }

            bool isSnapshot;

            eventDescription.isSnapshot(out isSnapshot);

            if (!isSnapshot)
            {
                eventDescription.isOneshot(out isOneshot);
            }

            bool is3D;

            eventDescription.is3D(out is3D);

            IsActive = true;

            if (is3D && !isOneshot && Settings.Instance.StopEventsOutsideMaxDistance)
            {
                RuntimeManager.RegisterActiveEmitter(this);
                RuntimeManager.UpdateActiveEmitter(this, true);
            }
            else
            {
                PlayInstance();
            }
        }
        public void Play(string audioFile)
        {
            if (String.IsNullOrEmpty(audioFile))
            {
                return;
            }

            if (TriggerOnce && hasTriggered)
            {
                return;
            }

            if (String.IsNullOrEmpty(Event))
            {
                return;
            }

            if (!eventDescription.isValid())
            {
                Lookup();
            }

            bool isOneshot = false;

            if (!Event.StartsWith("snapshot", StringComparison.CurrentCultureIgnoreCase))
            {
                eventDescription.isSnapshot(out isOneshot);
            }

            bool is3D = false;

            eventDescription.is3D(out is3D);

            if (!instance.isValid())
            {
                instance.clearHandle();
            }

            if (isOneshot && instance.isValid())
            {
                instance.release();
                instance.clearHandle();
            }

            if (!instance.isValid())
            {
                eventDescription.createInstance(out instance);

                if (is3D)
                {
                    var rigidBody   = GetComponent <Rigidbody>();
                    var rigidBody2D = GetComponent <Rigidbody2D>();
                    var transform   = GetComponent <Transform>();
                    if (rigidBody)
                    {
                        instance.set3DAttributes(RuntimeUtils.To3DAttributes(gameObject, rigidBody));
                        RuntimeManager.AttachInstanceToGameObject(instance, transform, rigidBody);
                    }
                    else
                    {
                        instance.set3DAttributes(RuntimeUtils.To3DAttributes(gameObject, rigidBody2D));
                        RuntimeManager.AttachInstanceToGameObject(instance, transform, rigidBody2D);
                    }
                }
            }

            foreach (var param in Params)
            {
                instance.setParameterValue(param.Name, param.Value);
            }

            if (is3D && OverrideAttenuation)
            {
                instance.setProperty(FMOD.Studio.EVENT_PROPERTY.MINIMUM_DISTANCE, OverrideMinDistance);
                instance.setProperty(FMOD.Studio.EVENT_PROPERTY.MAXIMUM_DISTANCE, OverrideMaxDistance);
            }
            ExtensionsManager.PlayProgrammerSound(audioFile, this.instance);

            hasTriggered = true;
        }