Optimize motion invalidation performance.

Assets/Cryville/Crtr/Event/ContainerState.cs

@@ -81,14 +81,7 @@ namespace Cryville.Crtr.Event {
 		/// <param name="clone">Returns a cloned motion value instead.</param>
 		/// <returns>A motion value.</returns>
 		RealtimeMotionValue GetMotionValue(Identifier name, bool clone = false) {
-			RealtimeMotionValue value;
-			if (!Values.TryGetValue(name, out value)) {
-				value = new RealtimeMotionValue().Init(Parent == null
-					? ChartPlayer.motionRegistry[name].GlobalInitValue
-					: ChartPlayer.motionRegistry[name].InitValue
-				);
-				Values.Add(name, value);
-			}
+			RealtimeMotionValue value = Values[name];
 			if (clone) return value.Clone();
 			return value;
 		}
@@ -98,8 +91,9 @@ namespace Cryville.Crtr.Event {
 			if (!CachedValues.TryGetValue(name, out cache))
 				CachedValues.Add(name, cache = new CacheEntry());
 			cache.Valid = false;
-			foreach (var c in Children)
-				c.Value.InvalidateMotion(name);
+			ValidateChildren();
+			foreach (var c in WorkingChildren)
+				Children[c].InvalidateMotion(name);
 		}
 
 		public ContainerState(Chart c, EventContainer _ev, ContainerState parent = null) {
@@ -171,6 +165,7 @@ namespace Cryville.Crtr.Event {
 				else dest.Values.Add(mv.Key, mv.Value.Clone());
 			}
 
+			foreach (var cv in dest.CachedValues) cv.Value.Valid = false;
 			foreach (var cv in CachedValues) {
 				CacheEntry dv;
 				if (dest.CachedValues.TryGetValue(cv.Key, out dv)) {
@@ -184,7 +179,7 @@ namespace Cryville.Crtr.Event {
 				Children[cev].CopyTo(ct, dest.Children[cev]);
 			else foreach (var child in Children)
 				child.Value.CopyTo(ct, dest.Children[child.Key]);
-			ValidateChildren();
+			dest.ValidateChildren();
 
 			dest.PlayingMotions.Clear();
 			foreach (var m in PlayingMotions) dest.PlayingMotions.Add(m.Key, m.Value);
@@ -217,7 +212,7 @@ namespace Cryville.Crtr.Event {
 		public Vector GetRawValue(Identifier key) {
 			CacheEntry tr;
 			if (!CachedValues.TryGetValue(key, out tr))
-				CachedValues.Add(key, tr = new CacheEntry { Valid = false });
+				CachedValues.Add(key, tr = new CacheEntry { });
 			if (tr.Value == null)
 				tr.Value = RMVPool.Rent(key).AbsoluteValue;
 			Vector r = tr.Value;