Add rewind and tick mechanism for skin component.

Assets/Cryville/Crtr/Components/SkinComponent.cs

@@ -26,6 +26,8 @@ namespace Cryville.Crtr.Components {
 		}
 
 		public virtual void Init() { }
+		public virtual void Rewind(double time) { }
+		public virtual void Tick(SkinContainer c, double time) { }
 		protected abstract void OnDestroy();
 	}
 	public struct SkinProperty {

Assets/Cryville/Crtr/EffectGroup.cs

@@ -41,7 +41,7 @@ namespace Cryville.Crtr {
 				_endQueue.RemoveAt(0);
 			}
 			foreach (var instance in _instances) {
-				instance.Value.Tick();
+				instance.Value.Tick(time);
 			}
 		}
 		public void Emit(float index) {
@@ -53,6 +53,7 @@ namespace Cryville.Crtr {
 			else {
 				_instances.Add(index, instance = _pool.Rent());
 			}
+			instance.Rewind(_time);
 			instance.Index = index;
 			instance.OnEmit(_time);
 			var i2 = ~_endQueue.BinarySearch(instance);

Assets/Cryville/Crtr/EffectInstance.cs

@@ -10,6 +10,7 @@ namespace Cryville.Crtr {
 		readonly EffectDefinition _def;
 		readonly SkinContainer _skinContainer;
 		public Transform RootTransform { get; private set; }
+		readonly SkinComponent[] _comps;
 		public EffectInstance(EffectDefinition def) {
 			_def = def;
 			_skinContainer = new SkinContainer(this, _def.elements);
@@ -18,11 +19,14 @@ namespace Cryville.Crtr {
 			ChartPlayer.etor.ContextCascadeInsertBlock();
 			_skinContainer.MatchStatic();
 			ChartPlayer.etor.ContextCascadeDiscardBlock();
-			foreach (var i in RootTransform.GetComponentsInChildren<SkinComponent>())
-				i.Init();
+			_comps = RootTransform.GetComponentsInChildren<SkinComponent>();
+			foreach (var i in _comps) i.Init();
 			_indexSrc = new PropSrc.Float(() => Index);
 			_durationOp = new PropOp.Float(v => _duration = v);
 		}
+		public void Rewind(double time) {
+			foreach (var i in _comps) i.Rewind(time);
+		}
 		private float m_index;
 		public float Index {
 			get { return m_index; }
@@ -38,8 +42,8 @@ namespace Cryville.Crtr {
 		float _duration;
 		readonly PropOp _durationOp;
 		public double EndTime { get { return _startTime + _duration; } }
-		public void Tick() {
-			_skinContainer.MatchDynamic(1);
+		public void Tick(double time) {
+			foreach (var i in _comps) i.Tick(_skinContainer, time);
 		}
 		public void OnEmit(double time) {
 			_startTime = time;

Assets/Cryville/Crtr/Event/ContainerHandler.cs

@@ -42,6 +42,8 @@ namespace Cryville.Crtr.Event {
 		/// </summary>
 		protected Transform gogroup;
 
+		SkinComponent[] _comps;
+
 		public Vector3 Position { get; protected set; }
 		public Quaternion Rotation { get; protected set; }
 		public bool Alive { get; private set; }
@@ -129,8 +131,8 @@ namespace Cryville.Crtr.Event {
 			skinContainer.MatchStatic();
 			ChartPlayer.etor.ContextEvent = null;
 			ChartPlayer.etor.ContextState = null;
-			foreach (var i in gogroup.GetComponentsInChildren<SkinComponent>())
-				i.Init();
+			_comps = gogroup.GetComponentsInChildren<SkinComponent>();
+			foreach (var i in _comps) i.Init();
 		}
 		public virtual void PostInit() {
 			PropSrcs.Add(_var_current_time, new PropSrc.Float(() => (float)cs.rootPrototype.Time));
@@ -205,6 +207,7 @@ namespace Cryville.Crtr.Event {
 			atime_head = cs.StampedContainer.Time;
 			atime_tail = atime_head + cs.StampedContainer.Duration;
 			MatchDynamic(cs, 0);
+			foreach (var i in _comps) i.Tick(skinContainer, cs.Time);
 			if (cs.Active) PushAnchorEvent(cs.Time, a_cur);
 			if (double.IsNaN(DynamicAnchorSetTime[_a_head])) DynamicAnchorSetTime[_a_head] = atime_head;
 			if (double.IsNaN(DynamicAnchorSetTime[_a_tail])) DynamicAnchorSetTime[_a_tail] = atime_tail;