Code cleanup.

This reverts commit 4185303bd2.

Assets/AssemblyInfo.cs

@@ -1,8 +0,0 @@
-using System.Reflection;
-
-[assembly: AssemblyCompany("Cryville")]
-[assembly: AssemblyCopyright("Copyright © Cryville 2020-2022")]
-[assembly: AssemblyDefaultAlias("Cosmo Resona")]
-[assembly: AssemblyProduct("Cosmo Resona")]
-[assembly: AssemblyTitle("Cosmo Resona")]
-[assembly: AssemblyVersion("0.5.0")]

Assets/Cryville/Common/Buffers/TargetString.cs

@@ -0,0 +1,120 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+
+namespace Cryville.Common.Buffers {
+	/// <summary>
+	/// An auto-resized <see cref="char" /> array as a variable-length string used as a target that is modified frequently.
+	/// </summary>
+	public class TargetString : IEnumerable<char> {
+		public event Action OnUpdate;
+		char[] _arr;
+		bool _invalidated;
+		/// <summary>
+		/// Creates an instance of the <see cref="TargetString" /> class with a capacity of 16.
+		/// </summary>
+		public TargetString() : this(16) { }
+		/// <summary>
+		/// Creates an instance of the <see cref="TargetString" /> class.
+		/// </summary>
+		/// <param name="capacity">The initial capacity of the string.</param>
+		public TargetString(int capacity) {
+			_arr = new char[capacity];
+		}
+		/// <summary>
+		/// Gets or sets one of the characters in the string.
+		/// </summary>
+		/// <param name="index">The zero-based index of the character.</param>
+		/// <returns>The character at the given index.</returns>
+		/// <exception cref="ArgumentOutOfRangeException"><paramref name="index" /> is less than 0 or not less than <see cref="Length" />.</exception>
+		/// <remarks>
+		/// <para>Set <see cref="Length" /> to a desired value before updating the characters.</para>
+		/// <para>Call <see cref=" Validate" /> after all the characters are updated.</para>
+		/// </remarks>
+		public char this[int index] {
+			get {
+				if (index < 0 || index >= m_length)
+					throw new ArgumentOutOfRangeException("index");
+				return _arr[index];
+			}
+			set {
+				if (index < 0 || index >= m_length)
+					throw new ArgumentOutOfRangeException("index");
+				if (_arr[index] == value) return;
+				_arr[index] = value;
+				_invalidated = true;
+			}
+		}
+		int m_length;
+		/// <summary>
+		/// The length of the string.
+		/// </summary>
+		public int Length {
+			get {
+				return m_length;
+			}
+			set {
+				if (m_length == value) return;
+				if (_arr.Length < value) {
+					var len = m_length;
+					while (len < value) len *= 2;
+					var arr2 = new char[len];
+					Array.Copy(_arr, arr2, m_length);
+					_arr = arr2;
+				}
+				m_length = value;
+				_invalidated = true;
+			}
+		}
+		/// <summary>
+		/// Validates the string.
+		/// </summary>
+		public void Validate() {
+			if (!_invalidated) return;
+			_invalidated = false;
+			var ev = OnUpdate;
+			if (ev != null) ev.Invoke();
+		}
+
+		IEnumerator IEnumerable.GetEnumerator() {
+			return GetEnumerator();
+		}
+		public IEnumerator<char> GetEnumerator() {
+			return new Enumerator(this);
+		}
+
+		class Enumerator : IEnumerator<char> {
+			readonly TargetString _self;
+			int _index = -1;
+			public Enumerator(TargetString self) { _self = self; }
+
+			public char Current {
+				get {
+					if (_index < 0)
+						throw new InvalidOperationException(_index == -1 ? "Enum not started" : "Enum ended");
+					return _self[_index];
+				}
+			}
+
+			object IEnumerator.Current { get { return Current; } }
+
+			public void Dispose() {
+				_index = -2;
+			}
+
+			public bool MoveNext() {
+				if (_index == -2) return false;
+				_index++;
+				if (_index >= _self.Length) {
+					_index = -2;
+					return false;
+				}
+				return true;
+			}
+
+			public void Reset() {
+				_index = -1;
+			}
+		}
+	}
+}

Assets/Cryville/Common/Buffers/TargetString.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: a69a6c726b01961419c4835bba37a218
+guid: f0fc34ac257793d4883a9cfcdb6941b9
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

Assets/Cryville/Common/IdentifierManager.cs

@@ -10,10 +10,10 @@ namespace Cryville.Common {
 		/// </summary>
 		public static IdentifierManager SharedInstance = new IdentifierManager();
 
-		Dictionary<object, int> _idents = new Dictionary<object, int>();
-		List<object> _ids = new List<object>(); 
+		readonly Dictionary<object, int> _idents = new Dictionary<object, int>();
+		readonly List<object> _ids = new List<object>();
 
-		object _syncRoot = new object();
+		readonly object _syncRoot = new object();
 
 		/// <summary>
 		/// Creates an instance of the <see cref="IdentifierManager" /> class.

Assets/Cryville/Common/Logger.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 
 namespace Cryville.Common {
@@ -40,7 +41,7 @@ namespace Cryville.Common {
 		public static void Create(string key, Logger logger) {
 			Instances[key] = logger;
 			if (logPath != null) {
-				Files[key] = new StreamWriter(logPath + "/" + ((int)DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1)).TotalSeconds).ToString() + "-" + key + ".log") {
+				Files[key] = new StreamWriter(logPath + "/" + ((int)DateTime.UtcNow.Subtract(new DateTime(1970, 1, 1)).TotalSeconds).ToString(CultureInfo.InvariantCulture) + "-" + key + ".log") {
 					AutoFlush = true
 				};
 			}

Assets/Cryville/Common/Math/FractionUtils.cs

@@ -48,5 +48,31 @@ namespace Cryville.Common.Math {
 				}
 			}
 		}
+
+		/// <summary>
+		/// Gets the greatest common divisor (GCD) of two integers.
+		/// </summary>
+		/// <param name="n">The first integer.</param>
+		/// <param name="d">The second integer.</param>
+		/// <returns>The greatest common divisor (GCD) of the two integers.</returns>
+		public static int GreatestCommonDivisor(int n, int d) {
+			while (d != 0) {
+				int t = d;
+				d = n % d;
+				n = t;
+			}
+			return n;
+		}
+
+		/// <summary>
+		/// Simplifies a fraction.
+		/// </summary>
+		/// <param name="n">The numerator.</param>
+		/// <param name="d">The denominator.</param>
+		public static void Simplify(ref int n, ref int d) {
+			var gcd = GreatestCommonDivisor(n, d);
+			n /= gcd;
+			d /= gcd;
+		}
 	}
 }

Assets/Cryville/Common/Math/SquareMatrix.cs

@@ -1,9 +1,13 @@
-namespace Cryville.Common.Math {
+using System;
+
+namespace Cryville.Common.Math {
 	/// <summary>
 	/// Represents a square matrix.
 	/// </summary>
 	public class SquareMatrix {
 		readonly float[,] content;
+		readonly float[,] buffer;
+		readonly int[] refl;
 		/// <summary>
 		/// The size of the matrix.
 		/// </summary>
@@ -17,6 +21,8 @@
 		/// <param name="size">The size of the matrix.</param>
 		public SquareMatrix(int size) {
 			content = new float[size, size];
+			buffer = new float[size, size];
+			refl = new int[size];
 			Size = size;
 		}
 		/// <summary>
@@ -38,38 +44,36 @@
 		/// <returns>The column vector eliminated.</returns>
 		public ColumnVector<T> Eliminate<T>(ColumnVector<T> v, IVectorOperator<T> o) {
 			int s = Size;
-			float[,] d = (float[,])content.Clone();
-			int[] refl = new int[s];
-			for (int i = 0; i < s; i++)
-				refl[i] = i;
+			Array.Copy(content, buffer, Size * Size);
+			for (int i = 0; i < s; i++) refl[i] = i;
 			for (int r = 0; r < s; r++) {
 				for (int r0 = r; r0 < s; r0++)
-					if (d[refl[r0], r] != 0) {
+					if (buffer[refl[r0], r] != 0) {
 						refl[r] = r0;
 						refl[r0] = r;
 						break;
 					}
 				int or = refl[r];
-				float sf0 = d[or, r];
+				float sf0 = buffer[or, r];
 				for (int c0 = r; c0 < s; c0++)
-					d[or, c0] /= sf0;
+					buffer[or, c0] /= sf0;
 				v[or] = o.ScalarMultiply(1 / sf0, v[or]);
 				for (int r1 = r + 1; r1 < s; r1++) {
 					int or1 = refl[r1];
-					float sf1 = d[or1, r];
+					float sf1 = buffer[or1, r];
 					for (int c1 = r; c1 < s; c1++)
-						d[or1, c1] -= d[or, c1] * sf1;
+						buffer[or1, c1] -= buffer[or, c1] * sf1;
 					v[or1] = o.Add(v[or1], o.ScalarMultiply(-sf1, v[or]));
 				}
 			}
-			T[] res = new T[s];
+			ColumnVector<T> res = new ColumnVector<T>(s);
 			for (int r2 = s - 1; r2 >= 0; r2--) {
 				var v2 = v[refl[r2]];
 				for (int c2 = r2 + 1; c2 < s; c2++)
-					v2 = o.Add(v2, o.ScalarMultiply(-d[refl[r2], c2], res[refl[c2]]));
+					v2 = o.Add(v2, o.ScalarMultiply(-buffer[refl[r2], c2], res[refl[c2]]));
 				res[refl[r2]] = v2;
 			}
-			return new ColumnVector<T>(res);
+			return res;
 		}
 		/// <summary>
 		/// Creates a square matrix and fills it with polynomial coefficients.

Assets/Cryville/Common/Network/HttpClient.cs

@@ -77,7 +77,7 @@ namespace Cryville.Common.Network {
 					encoding = Encoding.UTF8;
 				payload = encoding.GetBytes(body);
 				headers.Add("Content-Encoding", encoding.EncodingName);
-				headers.Add("Content-Length", payload.Length.ToString());
+				headers.Add("Content-Length", payload.Length.ToString(CultureInfo.InvariantCulture));
 			}
 			string request_line = string.Format(
 				"{0} {1} {2}\r\n", method, uri, Version

Assets/Cryville/Common/Network/HttpResponseStream.cs

@@ -19,9 +19,7 @@ namespace Cryville.Common.Network {
 			set { throw new NotSupportedException(); }
 		}
 		
-		public override void Flush() {
-			// Do nothing
-		}
+		public override void Flush() { }
 
 		public abstract byte[] ReadToEnd();
 

Assets/Cryville/Common/Network/TlsClient.cs

@@ -28,7 +28,7 @@ namespace Cryville.Common.Network {
 		}
 
 		private class InternalTlsClient : DefaultTlsClient {
-			string _host;
+			readonly string _host;
 
 			public InternalTlsClient(string host, TlsCrypto crypto) : base(crypto) {
 				_host = host;
@@ -92,9 +92,7 @@ namespace Cryville.Common.Network {
 				return null;
 			}
 
-			public void NotifyServerCertificate(TlsServerCertificate serverCertificate) {
-				// Do nothing
-			}
+			public void NotifyServerCertificate(TlsServerCertificate serverCertificate) { }
 		}
 	}
 }

Assets/Cryville/Common/Pdt/PdtEvaluatorBase.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Runtime.Serialization;
 
 namespace Cryville.Common.Pdt {
 	/// <summary>
@@ -104,7 +105,7 @@ namespace Cryville.Common.Pdt {
 				else if (i is PdtInstruction.PushVariable) {
 					i.Execute(this);
 					var frame = _stack[_framecount - 1];
-					if (frame.Type != PdtInternalType.Undefined) {
+					if (frame.Type != PdtInternalType.Undefined && frame.Type != PdtInternalType.Error) {
 						_rip = il.AddAfter(_rip, new PdtInstruction.PushConstant(frame.Type, _mem, frame.Offset, frame.Length));
 						il.Remove(_rip.Previous);
 					}
@@ -147,10 +148,10 @@ namespace Cryville.Common.Pdt {
 				_goffset += value.Length;
 			}
 		}
-		internal unsafe void PushVariable(int name) {
+		internal unsafe void PushVariable(int name, bool forced) {
 			fixed (StackFrame* frame = &_stack[_framecount++]) {
 				byte[] value;
-				GetVariable(name, out frame->Type, out value);
+				GetVariable(name, forced, out frame->Type, out value);
 				frame->Offset = _goffset;
 				frame->Length = value.Length;
 				Array.Copy(value, 0, _mem, _goffset, value.Length);
@@ -161,16 +162,17 @@ namespace Cryville.Common.Pdt {
 		/// Gets a variable of the specified name.
 		/// </summary>
 		/// <param name="name">The name of the variable.</param>
+		/// <param name="forced">Whether to produce an error stack instead of an identifier stack if the variable is not found.</param>
 		/// <param name="type">The type of the variable.</param>
 		/// <param name="value">The value of the variable.</param>
-		protected abstract void GetVariable(int name, out int type, out byte[] value);
+		protected abstract void GetVariable(int name, bool forced, out int type, out byte[] value);
 		internal void Operate(PdtOperatorSignature sig) {
 			PdtOperator op;
 			try { op = GetOperator(sig); }
-			catch (Exception) {
+			catch (Exception ex) {
 				for (int i = 0; i < sig.ParamCount; i++)
 					DiscardStack();
-				throw;
+				throw new EvaluationFailureException(string.Format("Failed to get operator {0}", sig), ex);
 			}
 			Operate(op, sig.ParamCount);
 		}
@@ -222,4 +224,18 @@ namespace Cryville.Common.Pdt {
 			_goffset -= _stack[--_framecount].Length;
 		}
 	}
+
+	/// <summary>
+	/// The exception that is thrown when the evalution of a <see cref="PdtExpression" /> fails.
+	/// </summary>
+	public class EvaluationFailureException : Exception {
+		/// <inheritdoc />
+		public EvaluationFailureException() : base("Evaluation failed") { }
+		/// <inheritdoc />
+		public EvaluationFailureException(string message) : base(message) { }
+		/// <inheritdoc />
+		public EvaluationFailureException(string message, Exception innerException) : base(message, innerException) { }
+		/// <inheritdoc />
+		protected EvaluationFailureException(SerializationInfo info, StreamingContext context) : base(info, context) { }
+	}
 }

Assets/Cryville/Common/Pdt/PdtExpression.cs

@@ -51,13 +51,14 @@ namespace Cryville.Common.Pdt {
 		}
 		public class PushVariable : PdtInstruction {
 			public int Name { get; private set; }
-			public PushVariable(int name) { Name = name; }
-			public PushVariable(string name) : this(IdentifierManager.SharedInstance.Request(name)) { }
+			public bool Forced { get; private set; }
+			public PushVariable(int name, bool forced = false) { Name = name; Forced = forced; }
+			public PushVariable(string name, bool forced = false) : this(IdentifierManager.SharedInstance.Request(name)) { Forced = forced; }
 			internal override void Execute(PdtEvaluatorBase etor) {
-				etor.PushVariable(Name);
+				etor.PushVariable(Name, Forced);
 			}
 			public override string ToString() {
-				return string.Format("pushv {0}", IdentifierManager.SharedInstance.Retrieve(Name));
+				return string.Format(Forced ? "pushv ?{0}" : "pushv {0}", IdentifierManager.SharedInstance.Retrieve(Name));
 			}
 		}
 		public class Operate : PdtInstruction {
@@ -239,7 +240,11 @@ namespace Cryville.Common.Pdt {
 					if (defs.TryGetValue(buf.Value.Value, out def)) {
 						foreach (var i in def.Instructions) ins.AddLast(i);
 					}
-					else ins.AddLast(new PdtInstruction.PushVariable(buf.Value.Value));
+					else {
+						var name = buf.Value.Value;
+						if (name[0] == '?') ins.AddLast(new PdtInstruction.PushVariable(name.Substring(1), true));
+						else ins.AddLast(new PdtInstruction.PushVariable(name));
+					}
 					buf = null;
 					TryPushAdjMul(ins, ref flag);
 				}

Assets/Cryville/Common/Pdt/PdtInterpreter.cs

@@ -32,7 +32,7 @@ namespace Cryville.Common.Pdt {
 			0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0001, 0x0001, 0x0000, 0x0000, 0x0001, 0x0000, 0x0000,
 			0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
 			0x0001, 0x0080, 0x0100, 0x0000, 0x0030, 0x0080, 0x0080, 0x0000, 0x0200, 0x0400, 0x0080, 0x0080, 0x0080, 0x0080, 0x0040, 0x0080,
-			0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x1000, 0x1800, 0x0080, 0x0080, 0x0080, 0x0000,
+			0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x0050, 0x1000, 0x1800, 0x0080, 0x0080, 0x0080, 0x0030,
 			0x0080, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030,
 			0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0000, 0x0000, 0x0000, 0x0000, 0x0030,
 			0x0000, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030, 0x0030,

Assets/Cryville/Common/Pdt/PdtOperator.cs

@@ -19,7 +19,8 @@ namespace Cryville.Common.Pdt {
 		/// <returns>The operand at the specified index.</returns>
 		/// <exception cref="IndexOutOfRangeException"><paramref name="index" /> is not less than <see cref="LoadedOperandCount" /> or less than 0.</exception>
 		protected PdtVariableMemory GetOperand(int index) {
-			if (index >= LoadedOperandCount || index < 0) throw new IndexOutOfRangeException();
+			if (index >= LoadedOperandCount || index < 0)
+				throw new ArgumentOutOfRangeException("index");
 			int i = index + _loadindex;
 			return _operands[i];
 		}
@@ -33,11 +34,9 @@ namespace Cryville.Common.Pdt {
 			_operands = new PdtVariableMemory[pc];
 		}
 		PdtEvaluatorBase _etor;
-		bool _failure = false;
 		bool _rfreq = true;
 		internal void Begin(PdtEvaluatorBase etor) {
 			_etor = etor;
-			_failure = false;
 			_loadindex = ParamCount;
 		}
 		internal void LoadOperand(PdtVariableMemory mem) {
@@ -49,13 +48,9 @@ namespace Cryville.Common.Pdt {
 			_rfreq = false;
 			try { Execute(); } catch (Exception ex) {
 				if (_rfreq) _etor.DiscardStack();
-				throw new InvalidOperationException("Evaluation failed", ex);
+				throw new EvaluationFailureException("Evaluation failed", ex);
 			}
-			if (_failure) {
-				if (_rfreq) _etor.DiscardStack();
-				throw new InvalidOperationException("Evaluation failed");
-			}
-			if (!_rfreq && !noset) throw new InvalidOperationException("Return frame not set");
+			if (!_rfreq && !noset) throw new EvaluationFailureException("Return frame not set");
 		}
 		/// <summary>
 		/// Executes the operator.
@@ -69,10 +64,7 @@ namespace Cryville.Common.Pdt {
 		/// <returns>The return frame.</returns>
 		/// <exception cref="InvalidOperationException">The return frame has already been requested.</exception>
 		protected PdtVariableMemory GetReturnFrame(int type, int len) {
-			if (_rfreq) {
-				_failure = true;
-				throw new InvalidOperationException("Return frame already requested");
-			}
+			if (_rfreq) throw new InvalidOperationException("Return frame requested twice");
 			_rfreq = true;
 			return _etor.StackAlloc(type, _prmem, len);
 		}

Assets/Cryville/Common/Pdt/PdtVariableMemory.cs

@@ -4,7 +4,7 @@ namespace Cryville.Common.Pdt {
 	/// <summary>
 	/// Span on the memory of a <see cref="PdtEvaluatorBase" />.
 	/// </summary>
-	public unsafe struct PdtVariableMemory {
+	public unsafe struct PdtVariableMemory : IEquatable<PdtVariableMemory> {
 		readonly byte* _ptr;
 		/// <summary>
 		/// The length of the span.
@@ -46,6 +46,14 @@ namespace Cryville.Common.Pdt {
 			for (int i = 0; i < length; i++)
 				dest[destOffset + i] = _ptr[i];
 		}
+		/// <inheritdoc />
+		public bool Equals(PdtVariableMemory obj) {
+			if (Type != obj.Type || Length != obj.Length) return false;
+			for (int i = 0; i < Length; i++) {
+				if (*(_ptr + i) != *(obj._ptr + i)) return false;
+			}
+			return true;
+		}
 		/// <summary>
 		/// Gets the memory of the span as a number.
 		/// </summary>

Assets/Cryville/Common/ReflectionHelper.cs

@@ -145,7 +145,7 @@ namespace Cryville.Common {
 		/// <returns>An array containing all the subclasses of the type in the current app domain.</returns>
 		public static Type[] GetSubclassesOf<T>() where T : class {
 			var assemblies = AppDomain.CurrentDomain.GetAssemblies();
-			IEnumerable<Type> r = new List<Type>();
+			IEnumerable<Type> r = Enumerable.Empty<Type>();
 			foreach (var a in assemblies)
 				r = r.Concat(a.GetTypes().Where(
 					t => t.IsClass

Assets/Cryville/Common/StringUtils.cs

@@ -44,5 +44,21 @@ namespace Cryville.Common {
 			if (result.Length == 0) return "_";
 			return result;
 		}
+		/// <summary>
+		/// Gets the process path from a command.
+		/// </summary>
+		/// <param name="command">The command.</param>
+		/// <returns>The process path.</returns>
+		public static string GetProcessPathFromCommand(string command) {
+			command = command.Trim();
+			if (command[0] == '"') {
+				return command.Substring(1, command.IndexOf('"', 1) - 1);
+			}
+			else {
+				int e = command.IndexOf(' ');
+				if (e == -1) return command;
+				else return command.Substring(0, e);
+			}
+		}
 	}
 }

Assets/Cryville/Common/Unity/FileDialog.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using System.IO;
 using UnityEngine;
 using UnityEngine.UI;
@@ -11,13 +12,13 @@ namespace Cryville.Common.Unity {
 		Transform dirs;
 		Transform files;
 
-		public Action Callback { private get; set; }
+		public event Action OnClose;
 
 #if UNITY_ANDROID && !UNITY_EDITOR_WIN
 		string androidStorage = "";
 #endif
 
-		string fileName = "";
+		string fileName = null;
 		public string FileName {
 			get { return fileName; }
 		}
@@ -27,8 +28,16 @@ namespace Cryville.Common.Unity {
 			set { m_filter = value; }
 		}
 
-#pragma warning disable IDE0051
+		public Dictionary<string, string> m_presetPaths = new Dictionary<string, string>();
+		public Dictionary<string, string> PresetPaths {
+			get { return m_presetPaths; }
+			set { m_presetPaths = value; }
+		}
+
+		GameObject prefabButton;
+
 		void Start() {
+			prefabButton = Resources.Load<GameObject>("Common/Button");
 			panel = gameObject.transform.Find("Panel");
 			title = panel.Find("Title/Text");
 			drives = panel.Find("Drives/DrivesInner");
@@ -38,8 +47,8 @@ namespace Cryville.Common.Unity {
 #if UNITY_EDITOR_WIN || UNITY_STANDALONE_WIN
 				CurrentDirectory = new DirectoryInfo(Directory.GetCurrentDirectory());
 #elif UNITY_ANDROID
-				using (AndroidJavaClass ajc=new AndroidJavaClass("android.os.Environment"))
-				using (AndroidJavaObject file=ajc.CallStatic<AndroidJavaObject>("getExternalStorageDirectory")) {
+				using (AndroidJavaClass ajc = new AndroidJavaClass("android.os.Environment"))
+				using (AndroidJavaObject file = ajc.CallStatic<AndroidJavaObject>("getExternalStorageDirectory")) {
 					androidStorage = file.Call<string>("getAbsolutePath");
 					CurrentDirectory = new DirectoryInfo(androidStorage);
 				}
@@ -47,9 +56,8 @@ namespace Cryville.Common.Unity {
 #error No default directory
 #endif
 			}
-			UpdateGUI();
+			UpdateGUI(0);
 		}
-#pragma warning restore IDE0051
 
 		public void Show() {
 			fileName = null;
@@ -57,85 +65,82 @@ namespace Cryville.Common.Unity {
 		}
 
 		public void Close() {
-			if (Callback != null) Callback.Invoke();
+			var ev = OnClose;
+			if (ev != null) ev.Invoke();
 			gameObject.SetActive(false);
 		}
 
 		public DirectoryInfo CurrentDirectory;
 
-		void OnDriveChanged(string s) {
-#if UNITY_STANDALONE_WIN || UNITY_EDITOR_WIN
-			CurrentDirectory = new DirectoryInfo(s);
-#elif UNITY_ANDROID
-			switch (s) {
-				case "?storage":
-					CurrentDirectory = new DirectoryInfo(androidStorage);
-					break;
-			}
-#else
-#error No change drive logic
-#endif
-			UpdateGUI();
+		void ChangeDirectory(DirectoryInfo s) {
+			CurrentDirectory = s;
+			UpdateGUI(1);
 		}
 
-		void OnDirectoryChanged(string s) {
-			CurrentDirectory = new DirectoryInfo(CurrentDirectory.FullName + "/" + s);
-			UpdateGUI();
-		}
-
-		void OnFileChanged(string s) {
+		void SelectFile(string s) {
 			fileName = s;
 			Close();
 		}
 
-		void UpdateGUI() {
+		void UpdateGUI(int depth) {
 			title.GetComponent<Text>().text = CurrentDirectory.FullName;
 
-			CallHelper.Purge(drives);
+			if (depth <= 0) {
+				CallHelper.Purge(drives);
 #if UNITY_STANDALONE_WIN || UNITY_EDITOR_WIN
-			var dl = Directory.GetLogicalDrives();
-			foreach (string d in dl) {
-				GameObject btn = GameObject.Instantiate<GameObject>(Resources.Load<GameObject>("Common/Button"));
-				btn.GetComponentInChildren<Text>().text = d;
-				var ts = d;
-				btn.GetComponentInChildren<Button>().onClick.AddListener(() => OnDriveChanged(ts));
-				btn.transform.SetParent(drives, false);
-			}
+				var dl = Directory.GetLogicalDrives();
+				foreach (string d in dl) {
+					GameObject btn = Instantiate(prefabButton);
+					btn.GetComponentInChildren<Text>().text = d;
+					btn.GetComponentInChildren<Button>().onClick.AddListener(() => ChangeDirectory(new DirectoryInfo(d)));
+					btn.transform.SetParent(drives, false);
+				}
 #elif UNITY_ANDROID
-			GameObject sbtn = GameObject.Instantiate<GameObject>(Resources.Load<GameObject>("Common/Button"));
-			sbtn.GetComponentInChildren<Text>().text = "Storage";
-			sbtn.GetComponentInChildren<Button>().onClick.AddListener(() => OnDriveChanged("?storage"));
-			sbtn.transform.SetParent(drives, false);
+				GameObject sbtn = GameObject.Instantiate<GameObject>(prefabButton);
+				sbtn.GetComponentInChildren<Text>().text = "Storage";
+				sbtn.GetComponentInChildren<Button>().onClick.AddListener(() => ChangeDirectory(new DirectoryInfo(androidStorage)));
+				sbtn.transform.SetParent(drives, false);
 #else
 #error No update GUI logic
 #endif
+				foreach (var p in m_presetPaths) {
+					var d = new DirectoryInfo(p.Value);
+					if (d.Exists) {
+						GameObject btn = Instantiate(prefabButton);
+						btn.GetComponentInChildren<Text>().text = p.Key;
+						btn.GetComponentInChildren<Button>().onClick.AddListener(() => ChangeDirectory(d));
+						btn.transform.SetParent(drives, false);
+					}
+				}
+			}
 
 			CallHelper.Purge(dirs);
 			DirectoryInfo[] subdirs = CurrentDirectory.GetDirectories();
-			GameObject pbtn = GameObject.Instantiate<GameObject>(Resources.Load<GameObject>("Common/Button"));
+			GameObject pbtn = Instantiate(prefabButton);
 			pbtn.GetComponentInChildren<Text>().text = "..";
-			pbtn.GetComponentInChildren<Button>().onClick.AddListener(() => OnDirectoryChanged(".."));
+			pbtn.GetComponentInChildren<Button>().onClick.AddListener(() => ChangeDirectory(new DirectoryInfo(Path.Combine(CurrentDirectory.FullName, ".."))));
 			pbtn.transform.SetParent(dirs, false);
 			foreach (DirectoryInfo d in subdirs) {
-				GameObject btn = GameObject.Instantiate<GameObject>(Resources.Load<GameObject>("Common/Button"));
+				GameObject btn = Instantiate(prefabButton);
 				btn.GetComponentInChildren<Text>().text = d.Name;
-				var ts = d.Name;
-				btn.GetComponentInChildren<Button>().onClick.AddListener(() => OnDirectoryChanged(ts));
+				var ts = d;
+				btn.GetComponentInChildren<Button>().onClick.AddListener(() => ChangeDirectory(ts));
 				btn.transform.SetParent(dirs, false);
 			}
 
 			CallHelper.Purge(files);
 			FileInfo[] fl = CurrentDirectory.GetFiles();
 			foreach (FileInfo d in fl) {
-				foreach (string ext in m_filter)
-					if (d.Extension == ext) goto ext_matched;
-				continue;
-			ext_matched:
-				GameObject btn = GameObject.Instantiate<GameObject>(Resources.Load<GameObject>("Common/Button"));
-				btn.GetComponentInChildren<Text>().text = d.Name + " / " + (d.Length / 1024.0).ToString("0.0 KiB");
-				var ts = d.FullName;
-				btn.GetComponentInChildren<Button>().onClick.AddListener(() => OnFileChanged(ts));
-				btn.transform.SetParent(files, false);
+				foreach (string ext in m_filter) {
+					if (d.Extension == ext) {
+						GameObject btn = Instantiate(prefabButton);
+						btn.GetComponentInChildren<Text>().text = d.Name + " / " + (d.Length / 1024.0).ToString("0.0 KiB");
+						var ts = d.FullName;
+						btn.GetComponentInChildren<Button>().onClick.AddListener(() => SelectFile(ts));
+						btn.transform.SetParent(files, false);
+						break;
+					}
+				}
 			}
 		}
 	}

Assets/Cryville/Common/Unity/Input/InputHandler.cs

@@ -4,7 +4,19 @@ using UnityEngine;
 namespace Cryville.Common.Unity.Input {
 	public delegate void InputEventDelegate(InputIdentifier id, InputVector vec);
 	public abstract class InputHandler : IDisposable {
-		public event InputEventDelegate OnInput;
+		InputEventDelegate m_onInput;
+		public event InputEventDelegate OnInput {
+			add {
+				if (m_onInput == null) Activate();
+				m_onInput -= value;
+				m_onInput += value;
+			}
+			remove {
+				if (m_onInput == null) return;
+				m_onInput -= value;
+				if (m_onInput == null) Deactivate();
+			}
+		}
 
 		~InputHandler() {
 			Dispose(false);
@@ -14,26 +26,15 @@ namespace Cryville.Common.Unity.Input {
 			GC.SuppressFinalize(this);
 		}
 
-		public bool Activated { get; private set; }
-		public void Activate() {
-			if (Activated) return;
-			Activated = true;
-			ActivateImpl();
-		}
-		protected abstract void ActivateImpl();
-		public void Deactivate() {
-			if (!Activated) return;
-			Activated = false;
-			DeactivateImpl();
-		}
-		protected abstract void DeactivateImpl();
+		protected abstract void Activate();
+		protected abstract void Deactivate();
 		public abstract void Dispose(bool disposing);
 		public abstract bool IsNullable(int type);
 		public abstract byte GetDimension(int type);
 		public abstract string GetTypeName(int type);
 		public abstract double GetCurrentTimestamp();
 		protected void Feed(int type, int id, InputVector vec) {
-			var del = OnInput;
+			var del = m_onInput;
 			if (del != null) del(new InputIdentifier { Source = new InputSource { Handler = this, Type = type }, Id = id }, vec);
 		}
 	}

Assets/Cryville/Common/Unity/Input/InputManager.cs

@@ -4,29 +4,22 @@ using System.Reflection;
 
 namespace Cryville.Common.Unity.Input {
 	public class InputManager {
-		static readonly List<Type> HandlerRegistries = new List<Type> {
+		static readonly HashSet<Type> HandlerRegistries = new HashSet<Type> {
 			typeof(WindowsPointerHandler),
 			typeof(UnityKeyHandler<UnityKeyboardReceiver>),
 			typeof(UnityKeyHandler<UnityMouseButtonReceiver>),
 			typeof(UnityMouseHandler),
 			typeof(UnityTouchHandler),
 		};
-		// TODO set private
-		public readonly List<InputHandler> _handlers = new List<InputHandler>();
+		readonly HashSet<InputHandler> _handlers = new HashSet<InputHandler>();
 		readonly Dictionary<Type, InputHandler> _typemap = new Dictionary<Type, InputHandler>();
-		readonly Dictionary<InputHandler, double> _timeOrigins = new Dictionary<InputHandler, double>();
-		readonly object _lock = new object();
-		readonly Dictionary<InputIdentifier, InputVector> _vectors = new Dictionary<InputIdentifier, InputVector>();
-		readonly List<InputEvent> _events = new List<InputEvent>();
 		public InputManager() {
 			foreach (var t in HandlerRegistries) {
 				try {
 					if (!typeof(InputHandler).IsAssignableFrom(t)) continue;
 					var h = (InputHandler)ReflectionHelper.InvokeEmptyConstructor(t);
 					_typemap.Add(t, h);
-					h.OnInput += OnInput;
 					_handlers.Add(h);
-					_timeOrigins.Add(h, 0);
 					Logger.Log("main", 1, "Input", "Initialized {0}", ReflectionHelper.GetSimpleName(t));
 				}
 				catch (TargetInvocationException ex) {
@@ -37,49 +30,8 @@ namespace Cryville.Common.Unity.Input {
 		public InputHandler GetHandler(string name) {
 			return _typemap[Type.GetType(name)];
 		}
-		public void Activate() {
-			lock (_lock) {
-				_events.Clear();
-			}
-			foreach (var h in _handlers) h.Activate();
-		}
-		public void SyncTime(double time) {
-			foreach (var h in _handlers) {
-				_timeOrigins[h] = time - h.GetCurrentTimestamp();
-			}
-		}
-		public void Deactivate() {
-			foreach (var h in _handlers) h.Deactivate();
-		}
-		void OnInput(InputIdentifier id, InputVector vec) {
-			lock (_lock) {
-				double timeOrigin = _timeOrigins[id.Source.Handler];
-				vec.Time += timeOrigin;
-				InputVector vec0;
-				if (_vectors.TryGetValue(id, out vec0)) {
-					_events.Add(new InputEvent {
-						Id = id,
-						From = vec0,
-						To = vec,
-					});
-					if (vec.IsNull) _vectors.Remove(id);
-					else _vectors[id] = vec;
-				}
-				else {
-					_events.Add(new InputEvent {
-						Id = id,
-						From = new InputVector(vec.Time),
-						To = vec,
-					});
-					_vectors.Add(id, vec);
-				}
-			}
-		}
-		public void EnumerateEvents(Action<InputEvent> cb) {
-			lock (_lock) {
-				foreach (var ev in _events) cb(ev);
-				_events.Clear();
-			}
+		public void EnumerateHandlers(Action<InputHandler> cb) {
+			foreach (var h in _handlers) cb(h);
 		}
 	}
 

Assets/Cryville/Common/Unity/Input/SimpleInputConsumer.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+
+namespace Cryville.Common.Unity.Input {
+	public class SimpleInputConsumer {
+		readonly InputManager _manager;
+		readonly object _lock = new object();
+		readonly Dictionary<InputIdentifier, InputVector> _vectors = new Dictionary<InputIdentifier, InputVector>();
+		readonly List<InputEvent> _events = new List<InputEvent>();
+		public SimpleInputConsumer(InputManager manager) { _manager = manager; }
+		public void Activate() {
+			lock (_lock) {
+				_events.Clear();
+			}
+			_manager.EnumerateHandlers(h => h.OnInput += OnInput);
+		}
+		public void Deactivate() {
+			_manager.EnumerateHandlers(h => h.OnInput -= OnInput);
+		}
+		protected void OnInput(InputIdentifier id, InputVector vec) {
+			lock (_lock) {
+				InputVector vec0;
+				if (_vectors.TryGetValue(id, out vec0)) {
+					_events.Add(new InputEvent {
+						Id = id,
+						From = vec0,
+						To = vec,
+					});
+					if (vec.IsNull) _vectors.Remove(id);
+					else _vectors[id] = vec;
+				}
+				else {
+					_events.Add(new InputEvent {
+						Id = id,
+						From = new InputVector(vec.Time),
+						To = vec,
+					});
+					_vectors.Add(id, vec);
+				}
+			}
+		}
+		public void EnumerateEvents(Action<InputEvent> cb) {
+			lock (_lock) {
+				foreach (var ev in _events) cb(ev);
+				_events.Clear();
+			}
+		}
+	}
+}

Assets/Cryville/Common/Unity/Input/SimpleInputConsumer.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: d6a3a023271b82a4985d1bbcc86e6fa8
+guid: 8fd2d5f1c7ba0c74c9ce8775075750db
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

Assets/Cryville/Common/Unity/Input/UnityKeyHandler.cs

@@ -9,19 +9,19 @@ namespace Cryville.Common.Unity.Input {
 
 		public UnityKeyHandler() { }
 
-		protected override void ActivateImpl() {
+		protected override void Activate() {
 			receiver = new GameObject("__keyrecv__");
 			recvcomp = receiver.AddComponent<T>();
 			recvcomp.SetCallback(Feed);
 		}
 
-		protected override void DeactivateImpl() {
+		protected override void Deactivate() {
 			if (receiver) GameObject.Destroy(receiver);
 		}
 
 		public override void Dispose(bool disposing) {
 			if (disposing) {
-				DeactivateImpl();
+				Deactivate();
 			}
 		}
 
@@ -44,11 +44,14 @@ namespace Cryville.Common.Unity.Input {
 
 	public abstract class UnityKeyReceiver<T> : MonoBehaviour where T : UnityKeyReceiver<T> {
 		protected Action<int, int, InputVector> Callback;
-		protected readonly List<int> Keys = new List<int>();
+		protected readonly HashSet<int> Keys = new HashSet<int>();
 		public void SetCallback(Action<int, int, InputVector> h) {
 			Callback = h;
 		}
 		public abstract string GetKeyName(int type);
+		void Awake() {
+			useGUILayout = false;
+		}
 		void Update() {
 			double time = Time.realtimeSinceStartupAsDouble;
 			foreach (var k in Keys) {

Assets/Cryville/Common/Unity/Input/UnityMouseHandler.cs

@@ -12,35 +12,35 @@ namespace Cryville.Common.Unity.Input {
 			}
 		}
 
-		protected override void ActivateImpl() {
+		protected override void Activate() {
 			receiver = new GameObject("__mouserecv__");
 			receiver.AddComponent<UnityMouseReceiver>().SetHandler(this);
 		}
 
-		protected override void DeactivateImpl() {
+		protected override void Deactivate() {
 			if (receiver) GameObject.Destroy(receiver);
 		}
 
 		public override void Dispose(bool disposing) {
 			if (disposing) {
-				DeactivateImpl();
+				Deactivate();
 			}
 		}
 
 		public override bool IsNullable(int type) {
-			if (type != 0) throw new ArgumentOutOfRangeException(nameof(type));
+			if (type != 0) throw new ArgumentOutOfRangeException("type");
 			return false;
 		}
 
 		public override byte GetDimension(int type) {
-			if (type != 0) throw new ArgumentOutOfRangeException(nameof(type));
+			if (type != 0) throw new ArgumentOutOfRangeException("type");
 			return 2;
 		}
 
 		public override string GetTypeName(int type) {
 			switch (type) {
 				case 0: return "Mouse Position";
-				default: throw new ArgumentOutOfRangeException(nameof(type));
+				default: throw new ArgumentOutOfRangeException("type");
 			}
 		}
 

Assets/Cryville/Common/Unity/Input/UnityTouchHandler.cs

@@ -12,35 +12,35 @@ namespace Cryville.Common.Unity.Input {
 			}
 		}
 
-		protected override void ActivateImpl() {
+		protected override void Activate() {
 			receiver = new GameObject("__touchrecv__");
 			receiver.AddComponent<UnityPointerReceiver>().SetHandler(this);
 		}
 
-		protected override void DeactivateImpl() {
+		protected override void Deactivate() {
 			if (receiver) GameObject.Destroy(receiver);
 		}
 
 		public override void Dispose(bool disposing) {
 			if (disposing) {
-				DeactivateImpl();
+				Deactivate();
 			}
 		}
 
 		public override bool IsNullable(int type) {
-			if (type != 0) throw new ArgumentOutOfRangeException(nameof(type));
+			if (type != 0) throw new ArgumentOutOfRangeException("type");
 			return true;
 		}
 
 		public override byte GetDimension(int type) {
-			if (type != 0) throw new ArgumentOutOfRangeException(nameof(type));
+			if (type != 0) throw new ArgumentOutOfRangeException("type");
 			return 2;
 		}
 
 		public override string GetTypeName(int type) {
 			switch (type) {
 				case 0: return "Touch";
-				default: throw new ArgumentOutOfRangeException(nameof(type));
+				default: throw new ArgumentOutOfRangeException("type");
 			}
 		}
 

Assets/Cryville/Common/Unity/Input/WindowsPointerHandler.cs

@@ -61,7 +61,7 @@ namespace Cryville.Common.Unity.Input {
 		public const int TABLET_DISABLE_PENBARRELFEEDBACK = 0x00000010;
 		public const int TABLET_DISABLE_FLICKS = 0x00010000;
 
-		protected override void ActivateImpl() {
+		protected override void Activate() {
 			newWndProc = WndProc;
 			newWndProcPtr = Marshal.GetFunctionPointerForDelegate(newWndProc);
 			oldWndProcPtr = SetWindowLongPtr(hMainWindow, -4, newWndProcPtr);
@@ -77,7 +77,7 @@ namespace Cryville.Common.Unity.Input {
 			);
 		}
 
-		protected override void DeactivateImpl() {
+		protected override void Deactivate() {
 			if (pressAndHoldAtomID != 0) {
 				NativeMethods.RemoveProp(hMainWindow, PRESS_AND_HOLD_ATOM);
 				NativeMethods.GlobalDeleteAtom(pressAndHoldAtomID);
@@ -142,7 +142,7 @@ namespace Cryville.Common.Unity.Input {
 		}
 
 		public override void Dispose(bool disposing) {
-			DeactivateImpl();
+			Deactivate();
 			if (usePointerMessage)
 				NativeMethods.EnableMouseInPointer(false);
 			Instance = null;

Assets/Cryville/Common/Unity/PropItem.cs

@@ -118,7 +118,7 @@ namespace Cryville.Common.Unity {
 				fdialog = GameObject.Instantiate<GameObject>(Resources.Load<GameObject>("Common/FileDialog")).GetComponent<FileDialog>();
 				fdialog.Filter = filter;
 				fdialog.CurrentDirectory = ContextPath;
-				fdialog.Callback = () => OnFileDialogClosed();
+				fdialog.OnClose += OnFileDialogClosed;
 			}
 			editor.SetDescription(PropertyName, desc);
 			UpdateValue();

Assets/Cryville/Common/Unity/UI/ScrollableItemGrid.cs

@@ -126,8 +126,8 @@ namespace Cryville.Common.Unity.UI {
 		void Update() {
 			Vector2 cprectsize = ((RectTransform)transform.parent).rect.size;
 			if (cprectsize != pprectsize) {
-				OnFrameUpdate();
 				pprectsize = cprectsize;
+				OnFrameUpdate();
 			}
 		}
 #pragma warning restore IDE0051

Assets/Cryville/Crtr/Anchor.cs

@@ -1,15 +1,17 @@
-using UnityEngine;
+using System.Collections.Generic;
+using UnityEngine;
 
 namespace Cryville.Crtr {
 	public class Anchor {
-		bool _opened;
-		public bool Opened { get { return _opened; } }
-		public Transform Transform { get; set; }
-		public void Open() {
-			_opened = true;
-		}
-		public void Close() {
-			_opened = false;
+		public int Name { get; private set; }
+		public Transform Transform { get; private set; }
+		public SkinContext SkinContext { get; private set; }
+		public Dictionary<int, PropSrc> PropSrcs { get; private set; }
+		public Anchor(int name, Transform transform, bool hasProps = false) {
+			Name = name;
+			Transform = transform;
+			if (hasProps) PropSrcs = new Dictionary<int, PropSrc>();
+			SkinContext = new SkinContext(transform, PropSrcs);
 		}
 	}
 }

Assets/Cryville/Crtr/Browsing/ExtensionInterface.cs

@@ -0,0 +1,9 @@
+using System;
+using System.Collections.Generic;
+
+namespace Cryville.Crtr.Browsing {
+	public abstract class ExtensionInterface {
+		public abstract IEnumerable<ResourceConverter> GetResourceConverters();
+		public abstract IEnumerable<LocalResourceFinder> GetResourceFinders();
+	}
+}

Assets/Cryville/Crtr/Browsing/ExtensionInterface.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 9ed0687e714ce1042921c0057f42039f
+guid: 4ffe72fef6ebb9e4da3571b4117f0d6d
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2

Assets/Cryville/Crtr/Browsing/IResourceManager.cs

@@ -1,4 +1,6 @@
-namespace Cryville.Crtr.Browsing {
+using System.Collections.Generic;
+
+namespace Cryville.Crtr.Browsing {
 	public interface IResourceManager<T> {
 		string[] CurrentDirectory { get; }
 		int ChangeDirectory(string[] dir);
@@ -10,5 +12,6 @@
 
 		bool ImportItemFrom(string path);
 		string[] GetSupportedFormats();
+		Dictionary<string, string> GetPresetPaths();
 	}
 }

Assets/Cryville/Crtr/Browsing/LegacyResourceManager.cs

@@ -17,6 +17,8 @@ namespace Cryville.Crtr.Browsing {
 
 		static readonly Dictionary<string, List<ResourceConverter>> converters
 			= new Dictionary<string, List<ResourceConverter>>();
+		static readonly Dictionary<string, string> localRes
+			= new Dictionary<string, string>();
 
 		public LegacyResourceManager(string rootPath) {
 			_rootPath = rootPath;
@@ -25,13 +27,35 @@ namespace Cryville.Crtr.Browsing {
 		static LegacyResourceManager() {
 			foreach (var asm in AppDomain.CurrentDomain.GetAssemblies()) {
 				foreach (var type in asm.GetTypes()) {
-					if (type.IsSubclassOf(typeof(ResourceConverter))) {
-						var converter = (ResourceConverter)Activator.CreateInstance(type);
-						foreach (var f in converter.GetSupportedFormats()) {
-							if (!converters.ContainsKey(f))
-								converters.Add(f, new List<ResourceConverter> { converter });
-							else converters[f].Add(converter);
+					if (!type.IsSubclassOf(typeof(ExtensionInterface))) continue;
+					var ext = (ExtensionInterface)Activator.CreateInstance(type);
+					try {
+						var cs = ext.GetResourceConverters();
+						if (cs != null) {
+							foreach (var c in cs) {
+								var fs = c.GetSupportedFormats();
+								if (fs == null) continue;
+								foreach (var f in fs) {
+									if (f == null) continue;
+									if (!converters.ContainsKey(f))
+										converters.Add(f, new List<ResourceConverter> { c });
+									else converters[f].Add(c);
+								}
+							}
 						}
+						var fs2 = ext.GetResourceFinders();
+						if (fs2 != null) {
+							foreach (var f in fs2) {
+								var name = f.Name;
+								var path = f.GetRootPath();
+								if (name != null && path != null)
+									localRes.Add(name, path);
+							}
+						}
+						Logger.Log("main", 1, "Resource", "Loaded extension {0}", ReflectionHelper.GetNamespaceQualifiedName(type));
+					}
+					catch (Exception ex) {
+						Logger.Log("main", 4, "Resource", "Failed to initialize extension {0}: {1}", ReflectionHelper.GetNamespaceQualifiedName(type), ex);
 					}
 				}
 			}
@@ -150,9 +174,11 @@ namespace Cryville.Crtr.Browsing {
 							tres.Meta.data = "";
 							writer.Write(JsonConvert.SerializeObject(tres.Meta, Game.GlobalJsonSerializerSettings));
 						}
-						if (tres.Meta.cover != null)
-							new FileInfo(Path.Combine(file.Directory.FullName, tres.Meta.cover))
-								.CopyTo(Path.Combine(dir.FullName, tres.Meta.cover), true);
+						if (tres.Meta.cover != null) {
+							var coverFile = new FileInfo(Path.Combine(file.Directory.FullName, tres.Meta.cover));
+							if (coverFile.Exists)
+								coverFile.CopyTo(Path.Combine(dir.FullName, tres.Meta.cover), true);
+						}
 					}
 					else if (res is FileResource) {
 						var tres = (FileResource)res;
@@ -196,5 +222,9 @@ namespace Cryville.Crtr.Browsing {
 		public string[] GetSupportedFormats() {
 			return converters.Keys.ToArray();
 		}
+
+		public Dictionary<string, string> GetPresetPaths() {
+			return localRes;
+		}
 	}
 }

Assets/Cryville/Crtr/Browsing/LocalResourceFinder.cs

@@ -0,0 +1,6 @@
+namespace Cryville.Crtr.Browsing {
+	public abstract class LocalResourceFinder {
+		public abstract string Name { get; }
+		public abstract string GetRootPath();
+	}
+}

Assets/Cryville/Crtr/Browsing/LocalResourceFinder.cs.meta

@@ -1,8 +1,7 @@
 fileFormatVersion: 2
-guid: 62489f8e495a805478e5b45c0f53ca4e
-timeCreated: 1623583546
-licenseType: Pro
+guid: f5b3f3294f679f14f8ec1195b0def630
 MonoImporter:
+  externalObjects: {}
   serializedVersion: 2
   defaultReferences: []
   executionOrder: 0

Assets/Cryville/Crtr/Browsing/ResourceBrowser.cs

@@ -1,5 +1,6 @@
 using Cryville.Common.Unity;
 using Cryville.Common.Unity.UI;
+using System;
 using UnityEngine;
 using UnityEngine.UI;
 
@@ -19,6 +20,9 @@ namespace Cryville.Crtr.Browsing {
 
 			_dialog = GameObject.Instantiate(Resources.Load<GameObject>("Common/FileDialog")).GetComponent<FileDialog>();
 			_dialog.gameObject.SetActive(false);
+			_dialog.Filter = ResourceManager.GetSupportedFormats();
+			_dialog.PresetPaths = ResourceManager.GetPresetPaths();
+			_dialog.OnClose += OnAddDialogClosed;
 		}
 
 		private bool LoadPathPart(int id, GameObject obj) {
@@ -29,8 +33,13 @@ namespace Cryville.Crtr.Browsing {
 
 		private bool LoadItem(int id, GameObject obj) {
 			var bi = obj.GetComponent<BrowserItem>();
-			var item = ResourceManager.GetItemMeta(id);
-			bi.Load(id, item);
+			try {
+				var item = ResourceManager.GetItemMeta(id);
+				bi.Load(id, item);
+			}
+			catch (Exception) {
+				bi.Load(id, new ResourceItemMeta { Name = "<color=#ff0000>Invalid resource</color>" });
+			}
 			return true;
 		}
 
@@ -51,8 +60,6 @@ namespace Cryville.Crtr.Browsing {
 		}
 
 		public void OnAddButtonClicked() {
-			_dialog.Callback = OnAddDialogClosed;
-			_dialog.Filter = ResourceManager.GetSupportedFormats();
 			_dialog.Show();
 		}
 

Assets/Cryville/Crtr/Browsing/ResourceBrowserMaster.cs

@@ -73,6 +73,9 @@ namespace Cryville.Crtr.Browsing {
 			Application.LoadLevelAdditive("Play");
 #endif
 			GameObject.Find("/Master").GetComponent<Master>().HideMenu();
+#if UNITY_STANDALONE_WIN || UNITY_EDITOR_WIN
+			DiscordController.Instance.SetPlaying(string.Format("{0} - {1}", detail.Meta.song.name, detail.Meta.name), detail.Meta.length);
+#endif
 		}
 
 		public void OpenConfig(int id, ChartDetail detail) {

Assets/Cryville/Crtr/Browsing/ResourceConverter.cs

@@ -1,7 +1,6 @@
 using Cryville.Common;
 using Newtonsoft.Json;
 using System.Collections.Generic;
-using System.Collections.ObjectModel;
 using System.IO;
 
 namespace Cryville.Crtr.Browsing {

Assets/Cryville/Crtr/Chart.cs

@@ -3,19 +3,25 @@ using Newtonsoft.Json;
 using System;
 using System.Collections.Generic;
 using System.ComponentModel;
+using System.Globalization;
 using System.Linq;
 using System.Text.RegularExpressions;
 
 namespace Cryville.Crtr {
 	[JsonConverter(typeof(BeatTimeConverter))]
-	public struct BeatTime {
+	public struct BeatTime : IComparable<BeatTime>, IEquatable<BeatTime> {
 		[JsonConstructor()]
 		public BeatTime(int _b, int _n, int _d) {
 			b = _b;
 			n = _n;
 			d = _d;
 		}
-		
+		public BeatTime(int _n, int _d) {
+			b = _n / _d;
+			n = _n % _d;
+			d = _d;
+		}
+
 		[JsonIgnore]
 		public int b;
 		
@@ -24,6 +30,36 @@ namespace Cryville.Crtr {
 		
 		[JsonIgnore]
 		public int d;
+
+		[JsonIgnore]
+		public double Decimal { get { return b + (double)n / d; } }
+
+		public int CompareTo(BeatTime other) {
+			var c = b.CompareTo(other.b);
+			if (c != 0) return c;
+			return ((double)n / d).CompareTo((double)other.n / other.d);
+		}
+
+		public override bool Equals(object obj) {
+			if (!(obj is BeatTime)) return false;
+			return Equals((BeatTime)obj);
+		}
+
+		public bool Equals(BeatTime other) {
+			return b.Equals(other.b) && ((double)n / d).Equals((double)other.n / other.d);
+		}
+
+		public override int GetHashCode() {
+			return Decimal.GetHashCode();
+		}
+
+		public static bool operator ==(BeatTime left, BeatTime right) {
+			return left.Equals(right);
+		}
+
+		public static bool operator !=(BeatTime left, BeatTime right) {
+			return !left.Equals(right);
+		}
 	}
 	
 	public class BeatTimeConverter : JsonConverter {
@@ -55,7 +91,7 @@ namespace Cryville.Crtr {
 		[JsonIgnore]
 		public float BeatPosition {
 			get {
-				return time.Value.b + time.Value.n / (float)time.Value.d + BeatOffset;
+				return (float)time.Value.Decimal + BeatOffset;
 			}
 		}
 
@@ -65,7 +101,7 @@ namespace Cryville.Crtr {
 		public float EndBeatPosition {
 			get {
 				if (endtime == null) return BeatPosition;
-				return endtime.Value.b + endtime.Value.n / (float)endtime.Value.d + BeatOffset;
+				return (float)endtime.Value.Decimal + BeatOffset;
 			}
 		}
 		
@@ -94,15 +130,6 @@ namespace Cryville.Crtr {
 			get { return Duration > 0; }
 		}
 
-		private InstantEvent attev = null;
-		[JsonIgnore]
-		public InstantEvent AttackEvent {
-			get {
-				if (attev == null) attev = new InstantEvent(this);
-				return attev;
-			}
-		}
-
 		private InstantEvent relev = null;
 		[JsonIgnore]
 		public InstantEvent ReleaseEvent {
@@ -167,7 +194,7 @@ namespace Cryville.Crtr {
 		public virtual EventList GetEventsOfType(string type) {
 			switch (type) {
 				case "motions": return new EventList<Chart.Motion>(motions);
-				default: throw new ArgumentException("Unknown type");
+				default: throw new ArgumentException(string.Format("Unknown event type {0}", type));
 			}
 		}
 	}
@@ -274,8 +301,10 @@ namespace Cryville.Crtr {
 #pragma warning restore IDE1006
 
 			private void LoadFromString(string s) {
+				if (RelativeNode != null || AbsoluteValue != null)
+					throw new InvalidOperationException("The motion property can only be set at initialization");
 				Match m = Regex.Match(s, @"^(.+?)(#(\d+))?(@(.+?))?(\^(.+?))?(\*(.+?))?(:(.+))?$");
-				if (!m.Success) throw new ArgumentException(); // TODO
+				if (!m.Success) throw new ArgumentException("Invalid motion string format");
 				name = new Identifier(m.Groups[1].Value);
 				var registry = ChartPlayer.motionRegistry[name];
 				if (m.Groups[3].Success) {
@@ -295,6 +324,10 @@ namespace Cryville.Crtr {
 				else {
 					AbsoluteValue = Vector.Construct(registry.Type, m.Groups[11].Value);
 				}
+				SubmitPropSrc("value", VectorSrc.Construct(() => {
+					if (RelativeNode != null) return RelativeNode.Value;
+					else return AbsoluteValue;
+				}));
 			}
 
 			public override string ToString() {
@@ -303,7 +336,7 @@ namespace Cryville.Crtr {
 					var node = RelativeNode;
 					result += "#" + node.Id;
 					if (node.Time != null) result += "@" + node.Time.ToString();
-					if (node.Transition != null) result = "^" + node.Transition.ToString();
+					if (node.Transition != null) result = "^" + ((byte)node.Transition).ToString(CultureInfo.InvariantCulture);
 					if (node.Rate != null) result += "*" + node.Rate.ToString();
 					if (node.Value != null) result += ":" + node.Value.ToString();
 				}
@@ -346,10 +379,6 @@ namespace Cryville.Crtr {
 			}
 
 			public Motion() {
-				SubmitPropSrc("value", new VectorSrc(() => {
-					if (RelativeNode != null) return RelativeNode.Value;
-					else return AbsoluteValue;
-				}));
 				SubmitPropOp("motion", new PropOp.String(v => motion = v));
 				SubmitPropOp("name", new PropOp.Identifier(v => {
 					var n = new Identifier(v);
@@ -391,10 +420,12 @@ namespace Cryville.Crtr {
 		public class Judge : ChartEvent {
 			[JsonIgnore]
 			public Identifier Id;
+#pragma warning disable IDE1006
 			public string name {
 				get { return Id.ToString(); }
 				set { Id = new Identifier(value); }
 			}
+#pragma warning restore IDE1006
 
 			public override int Priority {
 				get { return 0; }

Assets/Cryville/Crtr/ChartPlayer.cs

@@ -54,8 +54,8 @@ namespace Cryville.Crtr {
 		static bool disableGC = true;
 		static float clippingDist = 1f;
 		static float renderDist = 6f;
-		static float renderStep = 0.05f;
-		public static float actualRenderStep = 0f;
+		static double renderStep = 0.05;
+		public static double actualRenderStep = 0;
 		static bool autoRenderStep = false;
 		public static float soundOffset = 0;
 		static float startOffset = 0;
@@ -111,7 +111,7 @@ namespace Cryville.Crtr {
 
 		bool texloaddone;
 		diag::Stopwatch texloadtimer = new diag::Stopwatch();
-		bool firstFrame;
+		int forceSyncFrames;
 		double atime0;
 		void Update() {
 			if (started) GameUpdate();
@@ -123,10 +123,18 @@ namespace Cryville.Crtr {
 			try {
 				if (Screen.width != screenSize.x || Screen.height != screenSize.y)
 					throw new InvalidOperationException("Window resized while playing");
-				float dt = firstFrame
-						? 1f / Application.targetFrameRate
-						: Time.deltaTime;
-				firstFrame = false;
+				double dt, step;
+				if (forceSyncFrames != 0) {
+					forceSyncFrames--;
+					double target = Game.AudioClient.Position - atime0;
+					dt = target - cbus.Time;
+					step = autoRenderStep ? 1f / Application.targetFrameRate : renderStep;
+					inputProxy.SyncTime(target);
+				}
+				else {
+					dt = Time.deltaTime;
+					step = autoRenderStep ? Time.smoothDeltaTime : renderStep;
+				}
 				inputProxy.ForceTick();
 				cbus.ForwardByTime(dt);
 				bbus.ForwardByTime(dt);
@@ -135,16 +143,13 @@ namespace Cryville.Crtr {
 				bbus.CopyTo(2, tbus);
 				bbus.CopyTo(3, nbus);
 				UnityEngine.Profiling.Profiler.EndSample();
-				float step = autoRenderStep ? ( firstFrame
-						? 1f / Application.targetFrameRate
-						: Time.smoothDeltaTime
-					) : renderStep;
 				actualRenderStep = step;
 
 				nbus.ForwardStepByTime(clippingDist, step);
 				nbus.BroadcastEndUpdate();
 				nbus.Anchor();
 
+				tbus.StripTempEvents();
 				tbus.ForwardStepByTime(clippingDist, step);
 				tbus.ForwardStepByTime(renderDist, step);
 				tbus.BroadcastEndUpdate();
@@ -250,14 +255,15 @@ namespace Cryville.Crtr {
 			status.text = sttext;
 		}
 		void OnCameraPostRender(Camera cam) {
+			if (!started) return;
 			if (!logEnabled) return;
-			if (started) timetext = string.Format(
-				"\nSTime: {0:R}\nATime: {1:R}\nITime: {2:R}",
+			timetext = string.Format(
+				"\nSTime: {0:R}s {3}\ndATime: {1:+0.0ms;-0.0ms;0} {3}\ndITime: {2:+0.0ms;-0.0ms;0} {3}",
 				cbus.Time,
-				Game.AudioClient.Position - atime0,
-				inputProxy.GetTimestampAverage()
+				(Game.AudioClient.Position - atime0 - cbus.Time) * 1e3,
+				(inputProxy.GetTimestampAverage() - cbus.Time) * 1e3,
+				forceSyncFrames != 0 ? "(force sync)" : ""
 			);
-			else timetext = string.Empty;
 		}
 		#endregion
 
@@ -278,6 +284,9 @@ namespace Cryville.Crtr {
 			SceneManager.UnloadSceneAsync("Play");
 #elif UNITY_5_3_OR_NEWER
 			SceneManager.UnloadScene("Play");
+#endif
+#if UNITY_STANDALONE_WIN || UNITY_EDITOR_WIN
+			DiscordController.Instance.SetIdle();
 #endif
 		}
 #pragma warning restore IDE1006
@@ -308,7 +317,7 @@ namespace Cryville.Crtr {
 			autoRenderStep = renderStep == 0;
 			soundOffset = Settings.Default.SoundOffset;
 			startOffset = Settings.Default.StartOffset;
-			firstFrame = true;
+			forceSyncFrames= Settings.Default.ForceSyncFrames;
 			texloaddone = false;
 			Game.NetworkTaskWorker.SuspendBackgroundTasks();
 			Game.AudioSession = Game.AudioSequencer.NewSession();
@@ -371,8 +380,9 @@ namespace Cryville.Crtr {
 			texloadtimer.Start();
 			frames = new Dictionary<string, SpriteFrame>();
 			texs = new Dictionary<string, Texture2D>();
+			var skinDir = skinFile.Directory.FullName;
 			foreach (var f in skin.frames) {
-				texLoadQueue.Enqueue(Path.Combine(skinFile.Directory.FullName, f));
+				texLoadQueue.Enqueue(Path.Combine(skinDir, f));
 			}
 		}
 
@@ -380,7 +390,7 @@ namespace Cryville.Crtr {
 			try {
 				diag::Stopwatch timer = new diag::Stopwatch();
 				timer.Reset(); timer.Start();
-				Logger.Log("main", 0, "Load/Prehandle", "Prehandling (iteration 3)");
+				Logger.Log("main", 0, "Load/Prehandle", "Initializing textures");
 				foreach (var t in texs) {
 					if (frames.ContainsKey(t.Key)) {
 						Logger.Log("main", 3, "Load/Prehandle", "Duplicated texture name: {0}", t.Key);
@@ -390,15 +400,25 @@ namespace Cryville.Crtr {
 					f.Init();
 					frames.Add(t.Key, f);
 				}
-				Logger.Log("main", 0, "Load/Prehandle", "Initializing states");
-				cbus.BroadcastInit();
+				Logger.Log("main", 0, "Load/Prehandle", "Prehandling (iteration 2)");
+				cbus.BroadcastPreInit();
+				Logger.Log("main", 0, "Load/Prehandle", "Prehandling (iteration 3)");
+				using (var pbus = cbus.Clone(17)) {
+					pbus.Forward();
+				}
+				Logger.Log("main", 0, "Load/Prehandle", "Prehandling (iteration 4)");
+				cbus.BroadcastPostInit();
 				inputProxy.Activate();
-				if (logEnabled) ToggleLogs();
+				if (logEnabled && Settings.Default.HideLogOnPlay) ToggleLogs();
 				Logger.Log("main", 0, "Load/Prehandle", "Cleaning up");
 				GC.Collect();
 				if (disableGC) GarbageCollector.GCMode = GarbageCollector.Mode.Disabled;
 				timer.Stop();
 				Logger.Log("main", 1, "Load/Prehandle", "Prehandling done ({0}ms)", timer.Elapsed.TotalMilliseconds);
+				if (Settings.Default.ClearLogOnPlay) {
+					logs.text = "";
+					Game.MainLogger.Enumerate((level, module, msg) => { });
+				}
 				Game.AudioSequencer.Playing = true;
 				atime0 = Game.AudioClient.BufferPosition;
 				Thread.Sleep((int)((atime0 - Game.AudioClient.Position) * 1000));
@@ -465,6 +485,7 @@ namespace Cryville.Crtr {
 				workerTimer = new diag::Stopwatch();
 				workerTimer.Start();
 				RMVPool.Prepare();
+				MotionCachePool.Prepare();
 				LoadChart(info);
 				workerTimer.Stop();
 				Logger.Log("main", 1, "Load/WorkerThread", "Worker thread done ({0}ms)", workerTimer.Elapsed.TotalMilliseconds);
@@ -496,10 +517,10 @@ namespace Cryville.Crtr {
 				var batcher = new EventBatcher(chart);
 				batcher.Forward();
 				cbus = batcher.Batch();
-				Logger.Log("main", 0, "Load/WorkerThread", "Batched {0} event batches", cbus.events.Count);
 
 				LoadSkin(info.skinFile);
 
+				Logger.Log("main", 0, "Load/WorkerThread", "Initializing judge and input");
 				judge = new Judge(pruleset);
 				etor.ContextJudge = judge;
 
@@ -518,10 +539,10 @@ namespace Cryville.Crtr {
 					foreach (var ts in gs.Value.Children) {
 						ContainerHandler th;
 						if (ts.Key is Chart.Note) {
-							th = new NoteHandler(gh, (Chart.Note)ts.Key, pruleset, judge);
+							th = new NoteHandler((Chart.Note)ts.Key, gh);
 						}
 						else {
-							th = new TrackHandler(gh, (Chart.Track)ts.Key);
+							th = new TrackHandler((Chart.Track)ts.Key, gh);
 						}
 						ts.Value.AttachHandler(th);
 					}
@@ -531,12 +552,6 @@ namespace Cryville.Crtr {
 				using (var pbus = cbus.Clone(16)) {
 					pbus.Forward();
 				}
-				Logger.Log("main", 0, "Load/WorkerThread", "Patching events");
-				cbus.DoPatch();
-				Logger.Log("main", 0, "Load/WorkerThread", "Prehandling (iteration 2)");
-				using (var pbus = cbus.Clone(17)) {
-					pbus.Forward();
-				}
 
 				Logger.Log("main", 0, "Load/WorkerThread", "Cloning states (type 1)");
 				bbus = cbus.Clone(1, -clippingDist);

Assets/Cryville/Crtr/Components/MeshBase.cs

@@ -22,7 +22,9 @@ namespace Cryville.Crtr.Components {
 		}
 		protected void UpdateZIndex() {
 			if (!mesh.Initialized) return;
-			mesh.Renderer.material.renderQueue = _zindex;
+			foreach (var mat in mesh.Renderer.materials) {
+				mat.renderQueue = _zindex;
+			}
 		}
 	}
 }

Assets/Cryville/Crtr/Components/SectionalGameObject.cs

@@ -9,6 +9,18 @@ namespace Cryville.Crtr.Components {
 		protected Vector3? prevpt;
 		protected Quaternion? prevrot;
 		protected int vertCount = 0;
+		Part part = Part.whole;
+		enum Part {
+			whole = 0,
+			idle = 1,
+			start = 2,
+			end = 3,
+		}
+
+		public SectionalGameObject() {
+			SubmitProperty("partial", new PropOp.Boolean(v => part = Part.idle));
+			SubmitProperty("part", new PropOp.Enum<Part>(v => part = v, v => (Part)v), 2);
+		}
 
 		protected override void OnDestroy() {
 			mesh.Destroy();
@@ -23,7 +35,7 @@ namespace Cryville.Crtr.Components {
 		}
 
 		public void AppendPoint(Vector3 p, Quaternion r) {
-			if (prevpt == p && prevrot == r) return;
+			if (prevpt == p && prevrot == r || ((int)part & 1) == 1) return;
 			AppendPointInternal(p, r);
 			// if (!headGenerated) Logger.Log("main", 0, "Skin/Polysec", "{0}", r);
 			prevpt = p;
@@ -55,7 +67,7 @@ namespace Cryville.Crtr.Components {
 			SubmitProperty("head", new PropOp.String(v => head.FrameName = v));
 			SubmitProperty("body", new PropOp.String(v => body.FrameName = v));
 			SubmitProperty("tail", new PropOp.String(v => tail.FrameName = v));
-			SubmitProperty("shape", new op_set_shape(this));
+			SubmitProperty("shape", new op_set_shape(this), 2);
 		}
 
 #pragma warning disable IDE1006
@@ -98,24 +110,14 @@ namespace Cryville.Crtr.Components {
 
 		public override void Init() {
 			base.Init();
-
-			head.Load();
-			body.Load();
-			tail.Load();
-
 			mesh.Init(transform);
 
-			List<Material> materials = new List<Material>();
-			if (head.FrameName != null) AddMat(materials, head.FrameName);
-			if (body.FrameName != null) AddMat(materials, body.FrameName);
-			if (tail.FrameName != null) AddMat(materials, tail.FrameName);
-			mesh.Renderer.materials = materials.ToArray();
-		}
+			var mats = mesh.Renderer.materials = new Material[] { mesh.NewMaterial, mesh.NewMaterial, mesh.NewMaterial };
+			head.Bind(mats[0]);
+			body.Bind(mats[1]);
+			tail.Bind(mats[2]);
 
-		void AddMat(List<Material> list, string frame) {
-			var mat = mesh.NewMaterial;
-			mat.mainTexture = ChartPlayer.frames[frame].Texture;
-			list.Add(mat);
+			UpdateZIndex();
 		}
 
 		protected override void OnDestroy() {
@@ -129,7 +131,6 @@ namespace Cryville.Crtr.Components {
 			}
 		}
 
-		// Vector3 prevp = Vector3.zero;
 		protected override void AppendPointInternal(Vector3 p, Quaternion r) {
 			if (vertices == null) {
 				vertices = _ptPool.Rent();
@@ -151,15 +152,16 @@ namespace Cryville.Crtr.Components {
 		List<Vector3> verts;
 		List<Vector2> uvs;
 		List<int> trih = null, trib = null, trit = null;
+		static List<int> _emptyTris = new List<int>();
 
 		public override void Seal() {
 			if (vertCount <= 1 || sumLength == 0) return;
 			int vcpsec = _shapeLength; // Vertex Count Per Section
 			float width = GetWidth();
 			float headLength = 0;
-			if (head.FrameName != null) headLength = width / head.Ratio;
+			if (head.Frame != null) headLength = width / head.Ratio;
 			float tailLength = 0;
-			if (tail.FrameName != null) tailLength = width / tail.Ratio;
+			if (tail.Frame != null) tailLength = width / tail.Ratio;
 			float endLength = headLength + tailLength;
 			if (sumLength <= endLength) {
 				// The total length of the two ends is longer than the whole mesh, squeeze the two ends
@@ -187,17 +189,17 @@ namespace Cryville.Crtr.Components {
 			verts = _vertPool.Rent(vc * vcpsec);
 			uvs = _uvPool.Rent(vc * vcpsec);
 			int i = 0; int t = 0; float l = 0; int m = 0;
-			if (head.FrameName != null) { m++; GenerateMeshTo(verts, uvs, out trih, head, ref i, ref t, ref l, 0, headLength, vcpsec, hvc); }
-			if (body.FrameName != null) { m++; GenerateMeshTo(verts, uvs, out trib, body, ref i, ref t, ref l, headLength, sumLength - tailLength, vcpsec, hvc + bvc); }
-			if (tail.FrameName != null) { m++; GenerateMeshTo(verts, uvs, out trit, tail, ref i, ref t, ref l, sumLength - tailLength, sumLength, vcpsec, vc); }
+			if (head.Frame != null) { m++; GenerateMeshTo(verts, uvs, out trih, head, ref i, ref t, ref l, 0, headLength, vcpsec, hvc); }
+			if (body.Frame != null) { m++; GenerateMeshTo(verts, uvs, out trib, body, ref i, ref t, ref l, headLength, sumLength - tailLength, vcpsec, hvc + bvc); }
+			if (tail.Frame != null) { m++; GenerateMeshTo(verts, uvs, out trit, tail, ref i, ref t, ref l, sumLength - tailLength, sumLength, vcpsec, vc); }
 
-			mesh.Mesh.subMeshCount = m;
+			mesh.Mesh.subMeshCount = 3;
 			m = 0;
 			mesh.Mesh.SetVertices(verts);
 			mesh.Mesh.SetUVs(0, uvs);
-			if (head.FrameName != null) mesh.Mesh.SetTriangles(trih, m++);
-			if (body.FrameName != null) mesh.Mesh.SetTriangles(trib, m++);
-			if (tail.FrameName != null) mesh.Mesh.SetTriangles(trit, m++);
+			mesh.Mesh.SetTriangles(head.Frame == null ? _emptyTris : trih, m++);
+			mesh.Mesh.SetTriangles(body.Frame == null ? _emptyTris : trib, m++);
+			mesh.Mesh.SetTriangles(tail.Frame == null ? _emptyTris : trit, m++);
 			mesh.Mesh.RecalculateNormals();
 
 			_vertPool.Return(verts); verts = null;

Assets/Cryville/Crtr/Components/SkinComponent.cs

@@ -1,4 +1,5 @@
-using Cryville.Common.Pdt;
+using Cryville.Common;
+using Cryville.Common.Pdt;
 using System.Collections.Generic;
 using UnityEngine;
 
@@ -7,25 +8,32 @@ namespace Cryville.Crtr.Components {
 		/// <summary>
 		/// The property operators of the component.
 		/// </summary>
-		public Dictionary<string, PdtOperator> PropOps { get; private set; }
+		public Dictionary<int, SkinProperty> Properties { get; private set; }
 		/// <summary>
 		/// Submits a property.
 		/// </summary>
 		/// <param name="name">The name of the property.</param>
-		/// <param name="property">The property operator.</param>
-		protected void SubmitProperty(string name, PdtOperator property) {
-			PropOps.Add(name, property);
+		/// <param name="property">The property.</param>
+		protected void SubmitProperty(string name, PdtOperator property, int uct = 1) {
+			Properties.Add(IdentifierManager.SharedInstance.Request(name), new SkinProperty(property, uct));
 		}
 
 		/// <summary>
-		/// Create a skin component
+		/// Creates a skin component.
 		/// </summary>
 		protected SkinComponent() {
-			// Properties = new Dictionary<string, Property>();
-			PropOps = new Dictionary<string, PdtOperator>();
+			Properties = new Dictionary<int, SkinProperty>();
 		}
 
 		public virtual void Init() { }
 		protected abstract void OnDestroy();
 	}
+	public struct SkinProperty {
+		public PdtOperator Operator { get; set; }
+		public int UpdateCloneType { get; set; }
+		public SkinProperty(PdtOperator op, int uct = 1) {
+			Operator = op;
+			UpdateCloneType = uct;
+		}
+	}
 }

Assets/Cryville/Crtr/Components/SpritePlane.cs

@@ -4,13 +4,22 @@ using Logger = Cryville.Common.Logger;
 
 namespace Cryville.Crtr.Components {
 	public class SpriteInfo {
-		public string FrameName;
+		string m_frameName;
+		public string FrameName {
+			get {
+				return m_frameName;
+			}
+			set {
+				m_frameName = value;
+				Reload();
+			}
+		}
 		public SpriteFrame Frame {
 			get;
 			private set;
 		}
 		public Rect Rect {
-			get { return Frame.frame; }
+			get { return Frame.Frame; }
 		}
 		/// <summary>
 		/// The ratio of width divided by height.
@@ -20,22 +29,39 @@ namespace Cryville.Crtr.Components {
 				return Rect.width / Rect.height;
 			}
 		}
+		bool _loaded;
+		Material _mat;
+		public void Bind(Material mat) {
+			_loaded = true;
+			_mat = mat;
+			Reload();
+		}
 		public void Load() {
-			if (FrameName != null) {
+			_loaded = true;
+			Reload();
+		}
+		public void Reload() {
+			if (!_loaded) return;
+			if (!string.IsNullOrEmpty(FrameName)) {
 				if (ChartPlayer.frames.ContainsKey(FrameName)) {
 					Frame = ChartPlayer.frames[FrameName];
 				}
 				else {
 					Logger.Log("main", 4, "Skin", "Texture {0} not found", FrameName);
+					Frame = null;
 				}
 			}
+			else Frame = null;
+			if (_mat != null) {
+				_mat.mainTexture = Frame == null ? null : Frame.Texture;
+			}
 		}
 	}
 
 	public class SpritePlane : SpriteBase {
 		public SpritePlane() {
 			SubmitProperty("frame", new PropOp.String(v => Frame = v));
-			SubmitProperty("fit", new PropOp.Enum<FitMode>(v => Fit = v));
+			SubmitProperty("fit", new PropOp.Enum<FitMode>(v => Fit = v, v => (FitMode)v));
 			SubmitProperty("opacity", new PropOp.Float(v => Opacity = v));
 		}
 
@@ -68,16 +94,11 @@ namespace Cryville.Crtr.Components {
 		}
 		protected void OnFrameUpdate() {
 			if (!mesh.Initialized) return;
-			if (frameInfo.FrameName == null) {
+			if (frameInfo.Frame == null) {
 				mesh.Renderer.enabled = false;
 				return;
 			}
 			mesh.Renderer.enabled = true;
-			frameInfo.Load();
-			if (frameInfo.Frame != null)
-				mesh.Renderer.material.mainTexture = frameInfo.Frame.Texture;
-			else
-				Logger.Log("main", 4, "Skin", "Unable to load texture {0}", frameInfo.FrameName);
 			UpdateUV();
 			UpdateScale();
 			UpdateZIndex();
@@ -140,8 +161,8 @@ namespace Cryville.Crtr.Components {
 		}
 
 		public override void Init() {
-			frameInfo.Load();
 			InternalInit();
+			frameInfo.Bind(mesh.Renderer.material);
 			OnFrameUpdate();
 			UpdateOpacity();
 		}

Assets/Cryville/Crtr/Components/SpriteScale3.cs

@@ -63,13 +63,13 @@ namespace Cryville.Crtr.Components {
 					case 1: x = _border.x; bx = b.x; break;
 					case 2: x = _border.y; bx = b.y; break;
 					case 3: x = 1; bx = 1; break;
-					default: throw new Exception();
+					default: throw new NotSupportedException("Built-in resource corrupted");
 				}
 				float y;
 				switch ((int)muv[i].y) {
 					case 0: y = 0; break;
 					case 3: y = 1; break;
-					default: throw new Exception();
+					default: throw new NotSupportedException("Built-in resource corrupted");
 				}
 				uv[i] = frameInfo.Frame.GetUV(x, y);
 				bx -= 0.5f; y -= 0.5f;

Assets/Cryville/Crtr/Components/SpriteText.cs

@@ -1,4 +1,5 @@
-using Cryville.Common.Pdt;
+using Cryville.Common.Buffers;
+using Cryville.Common.Pdt;
 using System;
 using System.Collections.Generic;
 using UnityEngine;
@@ -7,7 +8,7 @@ namespace Cryville.Crtr.Components {
 	public class SpriteText : SpriteBase {
 		public SpriteText() {
 			SubmitProperty("frames", new op_set_frames(this));
-			SubmitProperty("value", new PropOp.String(v => Value = v));
+			SubmitProperty("value", new PropOp.TargetString(() => Value));
 			SubmitProperty("size", new PropOp.Float(v => Size = v));
 			SubmitProperty("spacing", new PropOp.Float(v => Spacing = v));
 			SubmitProperty("opacity", new PropOp.Float(v => Opacity = v));
@@ -41,21 +42,14 @@ namespace Cryville.Crtr.Components {
 			foreach (var m in meshes) m.Value.Destroy();
 		}
 
-		readonly Dictionary<Texture2D, MeshWrapper> meshes = new Dictionary<Texture2D, MeshWrapper>();
 		Dictionary<char, SpriteInfo> m_frames;
 		public Dictionary<char, SpriteInfo> Frames {
 			get { return m_frames; }
 			set { m_frames = value; UpdateFrames(); UpdateScale(); }
 		}
 
-		public string m_value;
-		public string Value {
-			get { return m_value; }
-			set {
-				if (m_value == value) return;
-				m_value = value; UpdateScale();
-			}
-		}
+		readonly TargetString m_value = new TargetString();
+		public TargetString Value { get { return m_value; } }
 
 		public float m_size;
 		public float Size {
@@ -80,31 +74,38 @@ namespace Cryville.Crtr.Components {
 			float frameHeight = 0;
 			foreach (var m in meshes) m.Value.Destroy();
 			meshes.Clear();
+			verts.Clear();
+			uvs.Clear();
 			foreach (var f in m_frames) {
 				f.Value.Load();
 				if (frameHeight == 0) frameHeight = f.Value.Rect.height;
-				else if (frameHeight != f.Value.Rect.height) throw new Exception("Inconsistent frame height");
-				if (!meshes.ContainsKey(f.Value.Frame.Texture)) {
+				else if (frameHeight != f.Value.Rect.height) throw new Exception("Inconsistent frame height for text component");
+				var tex = f.Value.Frame.Texture;
+				if (!meshes.ContainsKey(tex)) {
 					var m = new MeshWrapper();
 					m.Init(mesh.MeshTransform);
 					m.Mesh = new Mesh();
-					m.Renderer.material.mainTexture = f.Value.Frame.Texture;
-					meshes.Add(f.Value.Frame.Texture, m);
+					m.Renderer.material.mainTexture = tex;
+					meshes.Add(tex, m);
+					verts.Add(tex, new List<Vector3>());
+					uvs.Add(tex, new List<Vector2>());
+					tris.Add(tex, new List<int>());
 				}
 			}
 		}
 
 		float sum_x;
+		readonly Dictionary<Texture2D, MeshWrapper> meshes = new Dictionary<Texture2D, MeshWrapper>();
+		readonly Dictionary<Texture2D, List<Vector3>> verts = new Dictionary<Texture2D, List<Vector3>>();
+		readonly Dictionary<Texture2D, List<Vector2>> uvs = new Dictionary<Texture2D, List<Vector2>>();
+		readonly Dictionary<Texture2D, List<int>> tris = new Dictionary<Texture2D, List<int>>();
 		void UpdateMeshes() {
-			// TODO optimize GC
 			if (meshes.Count == 0) return;
 			sum_x = 0;
-			int vc = m_value.Length * 4;
-			Dictionary<Texture2D, List<Vector3>> verts = new Dictionary<Texture2D, List<Vector3>>();
-			Dictionary<Texture2D, List<Vector2>> uvs = new Dictionary<Texture2D, List<Vector2>>();
 			foreach (var t in meshes.Keys) {
-				verts.Add(t, new List<Vector3>(vc));
-				uvs.Add(t, new List<Vector2>(vc));
+				verts[t].Clear();
+				uvs[t].Clear();
+				tris[t].Clear();
 			}
 			foreach (var c in m_value) {
 				var f = m_frames[c];
@@ -124,18 +125,18 @@ namespace Cryville.Crtr.Components {
 				var m = meshes[t].Mesh;
 				m.Clear();
 				int cc = verts[t].Count / 4;
-				int[] tris = new int[cc * 6];
+				var _tris = tris[t];
 				for (int i = 0; i < cc; i++) {
-					tris[i * 6    ] = i * 4    ;
-					tris[i * 6 + 1] = i * 4 + 3;
-					tris[i * 6 + 2] = i * 4 + 1;
-					tris[i * 6 + 3] = i * 4 + 1;
-					tris[i * 6 + 4] = i * 4 + 3;
-					tris[i * 6 + 5] = i * 4 + 2;
+					_tris.Add(i * 4);
+					_tris.Add(i * 4 + 3);
+					_tris.Add(i * 4 + 1);
+					_tris.Add(i * 4 + 1);
+					_tris.Add(i * 4 + 3);
+					_tris.Add(i * 4 + 2);
 				}
-				m.vertices = verts[t].ToArray();
-				m.uv = uvs[t].ToArray();
-				m.triangles = tris;
+				m.SetVertices(verts[t]);
+				m.SetUVs(0, uvs[t]);
+				m.SetTriangles(tris[t], 0);
 				m.RecalculateNormals();
 			}
 			sum_x -= m_spacing;
@@ -175,6 +176,7 @@ namespace Cryville.Crtr.Components {
 			UpdateFrames();
 			mesh.Mesh.Clear();
 			UpdateScale();
+			Value.OnUpdate += UpdateScale;
 		}
 	}
 }

Assets/Cryville/Crtr/Config/ConfigScene.cs

@@ -1,5 +1,4 @@
-using JetBrains.Annotations;
-using Newtonsoft.Json;
+using Newtonsoft.Json;
 using System;
 using System.IO;
 using System.Text;
@@ -20,7 +19,7 @@ namespace Cryville.Crtr.Config {
 		public Ruleset ruleset;
 		RulesetConfig _rscfg;
 
-		void Awake() {
+		void Start() {
 			ChartPlayer.etor = new PdtEvaluator();
 			FileInfo file = new FileInfo(
 				Game.GameDataPath + "/rulesets/" + Settings.Default.LoadRuleset
@@ -58,7 +57,6 @@ namespace Cryville.Crtr.Config {
 			var proxy = new InputProxy(ruleset.Root, null);
 			proxy.LoadFrom(_rscfg.inputs);
 			m_inputConfigPanel.proxy = proxy;
-			Game.InputManager.Activate();
 		}
 
 		public void SwitchCategory(GameObject cat) {
@@ -69,7 +67,6 @@ namespace Cryville.Crtr.Config {
 		}
 
 		public void SaveAndReturnToMenu() {
-			Game.InputManager.Deactivate();
 			m_inputConfigPanel.proxy.SaveTo(_rscfg.inputs);
 			m_inputConfigPanel.proxy.Dispose();
 			FileInfo cfgfile = new FileInfo(

Assets/Cryville/Crtr/Config/InputConfigPanel.cs

@@ -24,14 +24,16 @@ namespace Cryville.Crtr.Config {
 		[SerializeField]
 		GameObject m_prefabInputConfigEntry;
 
+		readonly SimpleInputConsumer _consumer = new SimpleInputConsumer(Game.InputManager);
 		public InputProxy proxy;
-		Dictionary<string, InputConfigPanelEntry> _entries = new Dictionary<string, InputConfigPanelEntry>();
+		readonly Dictionary<string, InputConfigPanelEntry> _entries = new Dictionary<string, InputConfigPanelEntry>();
 
 		string _sel;
 		public void OpenDialog(string entry) {
 			_sel = entry;
 			m_inputDialog.SetActive(true);
 			CallHelper.Purge(m_deviceList);
+			_consumer.EnumerateEvents(ev => { });
 			_recvsrcs.Clear();
 			AddSourceItem(null);
 		}
@@ -45,10 +47,11 @@ namespace Cryville.Crtr.Config {
 				Target = _sel,
 				Source = src,
 			});
-			m_inputDialog.SetActive(false);
+			CloseDialog();
 		}
 
 		void Start() {
+			_consumer.Activate();
 			foreach (var i in m_configScene.ruleset.Root.inputs) {
 				var e = GameObject.Instantiate(m_prefabInputConfigEntry, m_entryList.transform).GetComponent<InputConfigPanelEntry>();
 				_entries.Add(i.Key, e);
@@ -58,6 +61,10 @@ namespace Cryville.Crtr.Config {
 			proxy.ProxyChanged += OnProxyChanged;
 		}
 
+		void OnDestroy() {
+			_consumer.Deactivate();
+		}
+
 		void OnProxyChanged(object sender, ProxyChangedEventArgs e) {
 			_entries[e.Name].SetEnabled(!e.Used);
 			_entries[e.Name].SetValue(e.Proxy == null ? "None" : e.Proxy.Value.Handler.GetTypeName(e.Proxy.Value.Type));
@@ -66,7 +73,7 @@ namespace Cryville.Crtr.Config {
 		readonly List<InputSource?> _recvsrcs = new List<InputSource?>();
 		void Update() {
 			if (m_inputDialog.activeSelf) {
-				Game.InputManager.EnumerateEvents(ev => {
+				_consumer.EnumerateEvents(ev => {
 					AddSourceItem(ev.Id.Source);
 				});
 			}

Assets/Cryville/Crtr/DiscordController.cs

@@ -0,0 +1,78 @@
+using Discord;
+using System;
+using UnityEngine;
+using Logger = Cryville.Common.Logger;
+
+namespace Cryville.Crtr {
+	internal class DiscordController : MonoBehaviour {
+#if UNITY_STANDALONE_WIN || UNITY_EDITOR_WIN
+		public static DiscordController Instance;
+
+		const long CLIENT_ID = 1059021675578007622L;
+
+		Discord.Discord dc;
+		ActivityManager am;
+		long launchTime;
+
+		void Start() {
+			Instance = this;
+			launchTime = (long)(DateTime.UtcNow - DateTime.UnixEpoch).TotalSeconds;
+			try {
+				dc = new Discord.Discord(CLIENT_ID, (UInt64)CreateFlags.NoRequireDiscord);
+				Logger.Log("main", 1, "Discord", "Connected to Discord");
+				am = dc.GetActivityManager();
+				SetIdle();
+			}
+			catch (ResultException) {
+				if (dc != null) {
+					dc.Dispose();
+					dc = null;
+				}
+				Logger.Log("main", 3, "Discord", "Cannot connect to Discord");
+			}
+		}
+
+		void Update() {
+			if (dc == null) return;
+			try {
+				dc.RunCallbacks();
+			}
+			catch (ResultException ex) {
+				dc.Dispose();
+				dc = null;
+				Logger.Log("main", 4, "Discord", "An error occured while running callbacks: {0}", ex);
+			}
+		}
+
+		void OnApplicationQuit() {
+			if (dc == null) return;
+			dc.Dispose();
+		}
+
+		void Callback(Result result) { }
+
+		public void SetIdle() {
+			if (dc == null) return;
+			am.UpdateActivity(new Activity {
+				State = "Idle",
+				Instance = false,
+				Timestamps = { Start = launchTime },
+			}, Callback);
+		}
+
+		public void SetPlaying(string detail, double? duration) {
+			if (dc == null) return;
+			long now = (long)(DateTime.UtcNow - DateTime.UnixEpoch).TotalSeconds;
+			am.UpdateActivity(new Activity {
+				State = "Playing a chart",
+				Details = detail,
+				Instance = true,
+				Timestamps = {
+					Start = now,
+					End = duration == null ? 0 : now + (long)duration,
+				},
+			}, Callback);
+		}
+#endif
+	}
+}

Assets/Cryville/Crtr/DiscordController.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 7f7c5da9a520bef4e832e2f89f7b737f
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Event/ContainerHandler.cs

@@ -1,6 +1,9 @@
+using Cryville.Common;
+using Cryville.Common.Buffers;
 using Cryville.Crtr.Components;
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using UnityEngine;
 
 namespace Cryville.Crtr.Event {
@@ -33,38 +36,21 @@ namespace Cryville.Crtr.Event {
 		/// <summary>
 		/// <see cref="GameObject"/> group, the <see cref="Transform"/> containing all the generated elements in the <see cref="ContainerHandler"/>.
 		/// </summary>
-		public Transform gogroup;
+		protected Transform gogroup;
+		public SkinContext SkinContext;
 
-		public readonly Dictionary<string, Anchor> Anchors = new Dictionary<string, Anchor>();
-		public Transform a_head;
-		public Transform a_tail;
-		public Vector3 Position {
-			get;
-			protected set;
-		}
-		public Quaternion Rotation {
-			get;
-			protected set;
-		}
-		public bool Alive {
-			get;
-			private set;
-		}
-		public bool Awoken {
-			get;
-			private set;
-		}
-		public bool Disposed {
-			get;
-			private set;
-		}
+		public Vector3 Position { get; protected set; }
+		public Quaternion Rotation { get; protected set; }
+		public bool Alive { get; private set; }
+		public bool Awoken { get; private set; }
+		public bool Disposed { get; private set; }
 
 		public EventContainer Container {
 			get { return cs.Container; }
 		}
-		
-		public SkinContainer skinContainer;
-		public Judge judge;
+
+		SkinContainer skinContainer;
+		protected Judge judge;
 		public void AttachSystems(PdtSkin skin, Judge judge) {
 			skinContainer = new SkinContainer(skin);
 			this.judge = judge;
@@ -74,22 +60,39 @@ namespace Cryville.Crtr.Event {
 		public abstract string TypeName {
 			get;
 		}
+		public readonly Dictionary<int, List<Anchor>> Anchors = new Dictionary<int, List<Anchor>>();
+		public Anchor OpenedAnchor;
+		protected Anchor a_cur;
+		protected Anchor a_head;
+		protected Anchor a_tail;
+		protected readonly static int _a_cur = IdentifierManager.SharedInstance.Request("cur");
+		protected readonly static int _a_head = IdentifierManager.SharedInstance.Request("head");
+		protected readonly static int _a_tail = IdentifierManager.SharedInstance.Request("tail");
 		public virtual void PreInit() {
-			gogroup = new GameObject(TypeName + ":" + Container.GetHashCode().ToString()).transform;
+			gogroup = new GameObject(TypeName + ":" + Container.GetHashCode().ToString(CultureInfo.InvariantCulture)).transform;
+			SkinContext = new SkinContext(gogroup);
 			if (cs.Parent != null)
 				gogroup.SetParent(cs.Parent.Handler.gogroup, false);
-			a_head = new GameObject("::head").transform;
-			a_head.SetParent(gogroup, false);
-			Anchors.Add("head", new Anchor() { Transform = a_head });
-			a_tail = new GameObject("::tail").transform;
-			a_tail.SetParent(gogroup, false);
-			Anchors.Add("tail", new Anchor() { Transform = a_tail });
+			a_cur = RegisterAnchor(_a_cur);
+			a_head = RegisterAnchor(_a_head);
+			a_tail = RegisterAnchor(_a_tail);
 		}
+		protected Anchor RegisterAnchor(int name, bool hasPropSrcs = false) {
+			var go = new GameObject("." + IdentifierManager.SharedInstance.Retrieve(name)).transform;
+			go.SetParent(gogroup, false);
+			var result = new Anchor(name, go, hasPropSrcs);
+			List<Anchor> list;
+			if (!Anchors.TryGetValue(name, out list))
+				Anchors.Add(name, list = new List<Anchor>());
+			list.Add(result);
+			return result;
+		}
+
 		/// <summary>
-		/// Called upon initialization of <see cref="cs" />.
+		/// Called upon StartUpdate of ps 17.
 		/// </summary>
 		public virtual void Init() {
-			skinContainer.MatchStatic(cs);
+			skinContainer.MatchStatic(ps);
 			foreach (var i in gogroup.GetComponentsInChildren<SkinComponent>())
 				i.Init();
 		}
@@ -105,12 +108,14 @@ namespace Cryville.Crtr.Event {
 			Alive = false;
 		}
 		protected virtual void PreAwake(ContainerState s) {
-			if (gogroup) gogroup.gameObject.SetActive(true);
+			if (gogroup) {
+				gogroup.gameObject.SetActive(true);
+				OpenAnchor(a_head);
+			}
 			Awoken = true; Alive = true;
-			OpenAnchor("head");
 		}
 		protected virtual void Awake(ContainerState s) {
-			CloseAnchor("head");
+			if (gogroup) CloseAnchor();
 		}
 		protected virtual void GetPosition(ContainerState s) { }
 		public virtual void StartUpdate(ContainerState s) {
@@ -118,27 +123,68 @@ namespace Cryville.Crtr.Event {
 				PreAwake(s);
 				Awake(s);
 			}
+			else if (s.CloneType == 17) {
+				Init();
+			}
+		}
+		static readonly SimpleObjectPool<StampedEvent.Anchor> anchorEvPool
+			= new SimpleObjectPool<StampedEvent.Anchor>(1024);
+		protected void PushAnchorEvent(double time, Anchor anchor) {
+			var tev = anchorEvPool.Rent();
+			tev.Time = time;
+			tev.Container = Container;
+			tev.Target = anchor;
+			ts.Bus.PushTempEvent(tev);
+		}
+		public virtual void Discard(ContainerState s, StampedEvent ev) {
+			if (ev is StampedEvent.Anchor) {
+				anchorEvPool.Return((StampedEvent.Anchor)ev);
+			}
 		}
 		public virtual void Update(ContainerState s, StampedEvent ev) {
 			bool flag = !Awoken && s.CloneType >= 2 && s.CloneType < 16;
 			if (flag) PreAwake(s);
-			if (Awoken && s.CloneType <= 2) if (gogroup) skinContainer.MatchDynamic(s);
+			if (gogroup && s.CloneType <= 2) skinContainer.MatchDynamic(s);
 			if (flag) Awake(s);
 		}
-		public virtual void ExUpdate(ContainerState s, StampedEvent ev) { }
+		public virtual void ExUpdate(ContainerState s, StampedEvent ev) {
+			if (ev is StampedEvent.Anchor) {
+				var tev = (StampedEvent.Anchor)ev;
+				if (gogroup) {
+					OpenAnchor(tev.Target);
+#if UNITY_5_6_OR_NEWER
+					tev.Target.Transform.SetPositionAndRotation(Position, Rotation);
+#else
+					tev.Target.Transform.position = GetCurrentWorldPoint();
+					tev.Target.Transform.rotation = Quaternion.Euler(s.Direction);
+#endif
+					skinContainer.MatchDynamic(s);
+					CloseAnchor();
+				}
+				anchorEvPool.Return(tev);
+			}
+		}
 		public virtual void MotionUpdate(byte ct, Chart.Motion ev) { }
 		public virtual void EndUpdate(ContainerState s) {
 			if (s.CloneType < 16) {
 				Awoken = false;
-				if (gogroup && s.CloneType <= 2) skinContainer.MatchDynamic(s);
+				if (gogroup && s.CloneType <= 2) {
+					OpenAnchor(a_tail);
+					skinContainer.MatchDynamic(s);
+					CloseAnchor();
+				}
 			}
 		}
-		public virtual void Anchor() { }
-		protected void OpenAnchor(string name) {
-			if (Anchors.ContainsKey(name)) Anchors[name].Open();
+		public virtual void Anchor() {
+			skinContainer.MatchDynamic(cs);
+			if (cs.Working) PushAnchorEvent(cs.Time, a_cur);
 		}
-		protected void CloseAnchor(string name) {
-			if (Anchors.ContainsKey(name)) Anchors[name].Close();
+		protected void OpenAnchor(Anchor anchor) {
+			if (OpenedAnchor != null) throw new InvalidOperationException("An anchor has been opened");
+			OpenedAnchor = anchor;
+		}
+		protected void CloseAnchor() {
+			OpenedAnchor = null;
 		}
 	}
 }

Assets/Cryville/Crtr/Event/ContainerState.cs

@@ -9,6 +9,7 @@ namespace Cryville.Crtr.Event {
 	public class ContainerState {
 		public EventBus Bus;
 		public EventContainer Container;
+		public StampedEvent StampedContainer;
 		public ContainerState Parent = null;
 		public ushort Depth;
 
@@ -38,6 +39,7 @@ namespace Cryville.Crtr.Event {
 			InvalidatedChildren.Clear();
 		}
 
+		public bool Active { get; set; }
 		private bool m_Working;
 		public bool Working {
 			get { return m_Working; }
@@ -56,17 +58,17 @@ namespace Cryville.Crtr.Event {
 			private set;
 		}
 
-		public float Time {
+		public double Time {
 			get {
 				return Bus.Time;
 			}
 		}
 
 		readonly RMVPool RMVPool = new RMVPool();
-		protected Dictionary<StampedEvent, RealtimeMotionValue> PlayingMotions = new Dictionary<StampedEvent, RealtimeMotionValue>();
-		protected Dictionary<Identifier, RealtimeMotionValue> Values;
-		protected Dictionary<Identifier, Vector> CachedValues;
-		protected Dictionary<Identifier, bool> CachedValueStates;
+		readonly MotionCachePool MCPool = new MotionCachePool();
+		Dictionary<StampedEvent, RealtimeMotionValue> PlayingMotions = new Dictionary<StampedEvent, RealtimeMotionValue>(4);
+		Dictionary<Identifier, RealtimeMotionValue> Values;
+		Dictionary<Identifier, MotionCache> CachedValues;
 
 		/// <summary>
 		/// Gets a motion value.
@@ -75,22 +77,19 @@ 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;
 		}
 
 		void InvalidateMotion(Identifier name) {
-			CachedValueStates[name] = false;
-			foreach (var c in Children)
-				c.Value.InvalidateMotion(name);
+			MotionCache cache;
+			if (!CachedValues.TryGetValue(name, out cache))
+				CachedValues.Add(name, cache = MCPool.Rent(name));
+			cache.Valid = false;
+			ValidateChildren();
+			foreach (var c in WorkingChildren)
+				Children[c].InvalidateMotion(name);
 		}
 
 		public ContainerState(Chart c, EventContainer _ev, ContainerState parent = null) {
@@ -102,8 +101,7 @@ namespace Cryville.Crtr.Event {
 			}
 
 			Values = new Dictionary<Identifier, RealtimeMotionValue>(ChartPlayer.motionRegistry.Count);
-			CachedValues = new Dictionary<Identifier, Vector>(ChartPlayer.motionRegistry.Count);
-			CachedValueStates = new Dictionary<Identifier, bool>(ChartPlayer.motionRegistry.Count);
+			CachedValues = new Dictionary<Identifier, MotionCache>(ChartPlayer.motionRegistry.Count);
 			foreach (var m in ChartPlayer.motionRegistry)
 				Values.Add(m.Key, new RealtimeMotionValue().Init(Parent == null ? m.Value.GlobalInitValue : m.Value.InitValue));
 		}
@@ -124,18 +122,14 @@ namespace Cryville.Crtr.Event {
 			}
 			r.Values = mvs;
 
-			var cvs = new Dictionary<Identifier, Vector>(ChartPlayer.motionRegistry.Count);
+			var cvs = new Dictionary<Identifier, MotionCache>(ChartPlayer.motionRegistry.Count);
 			foreach (var cv in CachedValues) {
-				cvs.Add(cv.Key, cv.Value.Clone());
+				var dv = r.MCPool.Rent(cv.Key);
+				cv.Value.CopyTo(dv);
+				cvs.Add(cv.Key, dv);
 			}
 			r.CachedValues = cvs;
 
-			var cvss = new Dictionary<Identifier, bool>(ChartPlayer.motionRegistry.Count);
-			foreach (var cv in CachedValueStates) {
-				cvss.Add(cv.Key, cv.Value);
-			}
-			r.CachedValueStates = cvss;
-
 			r.Children = new Dictionary<EventContainer, ContainerState>();
 			foreach (var child in Children) {
 				var cc = child.Value.Clone(ct);
@@ -143,7 +137,7 @@ namespace Cryville.Crtr.Event {
 				AddChild(child.Key, cc, r);
 			}
 
-			var pms = new Dictionary<StampedEvent, RealtimeMotionValue>(PlayingMotions.Count);
+			var pms = new Dictionary<StampedEvent, RealtimeMotionValue>(Math.Max(4, PlayingMotions.Count));
 			foreach (var m in PlayingMotions)
 				pms.Add(m.Key, m.Value);
 			r.PlayingMotions = pms;
@@ -169,20 +163,21 @@ 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) {
-				Vector dv;
-				if(dest.CachedValues.TryGetValue(cv.Key, out dv)) cv.Value.CopyTo(dv);
-				else dest.CachedValues.Add(cv.Key, cv.Value.Clone());
+				MotionCache dv;
+				if (!dest.CachedValues.TryGetValue(cv.Key, out dv)) {
+					dest.CachedValues.Add(cv.Key, dv = dest.MCPool.Rent(cv.Key));
+				}
+				cv.Value.CopyTo(dv);
 			}
-			foreach (var cvs in CachedValueStates) dest.CachedValueStates[cvs.Key] = cvs.Value;
 
 			if (ct != 1) foreach (var cev in WorkingChildren)
 				Children[cev].CopyTo(ct, dest.Children[cev]);
 			else foreach (var child in Children)
 				child.Value.CopyTo(ct, dest.Children[child.Key]);
-			ValidateChildren();
+			dest.ValidateChildren();
 
-			RMVPool.ReturnAll();
 			dest.PlayingMotions.Clear();
 			foreach (var m in PlayingMotions) dest.PlayingMotions.Add(m.Key, m.Value);
 		}
@@ -198,11 +193,12 @@ namespace Cryville.Crtr.Event {
 			foreach (var s in Children)
 				s.Value.Dispose();
 			RMVPool.ReturnAll();
+			MCPool.ReturnAll();
 		}
 
 		public void AttachHandler(ContainerHandler h) {
 			if (Handler != null)
-				throw new InvalidOperationException();
+				throw new InvalidOperationException("Handler attached twice");
 			Handler = h;
 			h.cs = this;
 		}
@@ -212,22 +208,19 @@ namespace Cryville.Crtr.Event {
 		}
 
 		public Vector GetRawValue(Identifier key) {
-			Vector tr;
-			if (!CachedValues.TryGetValue(key, out tr)) {
-				tr = (Vector)ReflectionHelper.InvokeEmptyConstructor(ChartPlayer.motionRegistry[key].Type);
-				CachedValues.Add(key, tr);
-				CachedValueStates[key] = false;
-			}
-			Vector r = tr;
+			MotionCache tr;
+			if (!CachedValues.TryGetValue(key, out tr))
+				CachedValues.Add(key, tr = MCPool.Rent(key));
+			Vector r = tr.Value;
 #if !DISABLE_CACHE
-			if (CachedValueStates[key]) return r;
+			if (tr.Valid) return r;
 #endif
 			float reltime = 0;
-			if (rootPrototype != null) reltime = Time - rootPrototype.Time;
+			if (rootPrototype != null) reltime = (float)(Time - rootPrototype.Time);
 			GetMotionValue(key).GetValue(reltime, ref r);
 			if (Parent != null) r.ApplyFrom(Parent.GetRawValue(key));
 #if !DISABLE_CACHE
-			CachedValueStates[key] = true;
+			tr.Valid = true;
 #endif
 			return r;
 		}
@@ -315,17 +308,24 @@ namespace Cryville.Crtr.Event {
 			Working = false;
 		}
 
-		public void Handle(StampedEvent ev, Action<StampedEvent> callback = null) {
+		public void Discard(StampedEvent ev) {
+			Handler.Discard(this, ev);
+		}
+
+		public void Handle(StampedEvent ev) {
 			if (breakflag) return;
 			if (ev != null) {
 				if (ev.Unstamped is Chart.Motion) {
 					var tev = (Chart.Motion)ev.Unstamped;
 					var mv = RMVPool.Rent(tev.Name);
+					mv.CloneTypeFlag = CloneType;
 					GetMotionValue(tev.Name).CopyTo(mv);
 					PlayingMotions.Add(ev, mv);
-					Callback(ev, callback);
-					if (!ev.Unstamped.IsLong)
+					Update(ev);
+					if (!ev.Unstamped.IsLong) {
 						PlayingMotions.Remove(ev);
+						RMVPool.Return(mv);
+					}
 				}
 				else if (ev.Unstamped is EventContainer) {
 					var cev = (EventContainer)ev.Unstamped;
@@ -333,7 +333,7 @@ namespace Cryville.Crtr.Event {
 					ccs.Working = true;
 					ccs.StartUpdate();
 					UpdateMotions();
-					if (!ev.Unstamped.IsLong) {
+					if (!cev.IsLong) {
 						ccs.Working = false;
 						ccs.BroadcastEndUpdate();
 						if (CloneType == 1) ccs.Dispose();
@@ -344,7 +344,9 @@ namespace Cryville.Crtr.Event {
 					if (tev.IsRelease) {
 						var nev = tev.Original;
 						if (nev is Chart.Motion) {
-							Callback(ev, callback);
+							Update(ev);
+							var mv = PlayingMotions[ev.Origin];
+							if (mv.CloneTypeFlag == CloneType) RMVPool.Return(mv);
 							PlayingMotions.Remove(ev.Origin);
 						}
 						else if (nev is EventContainer) {
@@ -357,15 +359,13 @@ namespace Cryville.Crtr.Event {
 						}
 					}
 				}
-				Callback(ev.Unstamped == null || ev.Unstamped.Priority >= 0 ? ev : null, callback);
+				Update(ev.Unstamped == null || ev.Unstamped.Priority >= 0 ? ev : null);
 			}
-			else Callback(null, callback);
+			else Update(null);
 		}
 
-		void Callback(StampedEvent ev, Action<StampedEvent> callback) {
+		void Update(StampedEvent ev) {
 			UpdateMotions();
-			if (callback != null)
-				callback(ev);
 			if (ev == null || ev.Unstamped != null) Handler.Update(this, ev);
 			else Handler.ExUpdate(this, ev);
 			foreach (var m in PlayingMotions)
@@ -387,7 +387,7 @@ namespace Cryville.Crtr.Event {
 					}
 				}
 				else {
-					var scaledTime = (Time - m.Key.Time - ChartPlayer.actualRenderStep * tev.sumfix) / m.Key.Duration;
+					var scaledTime = (float)((Time - m.Key.Time - ChartPlayer.actualRenderStep * tev.sumfix) / m.Key.Duration);
 					var lerpedTime = MotionLerper.GetEaseTime(scaledTime, tev.transition, tev.rate);
 					if (tev.RelativeNode != null) {
 						var target = value.QueryRelativeNode(tev.RelativeNode.Id);
@@ -401,13 +401,17 @@ namespace Cryville.Crtr.Event {
 			}
 		}
 
-		public void BroadcastInit() {
+		public void BroadcastPreInit() {
 			Handler.PreInit();
-			Handler.Init();
-			foreach (var s in Children) {
-				s.Value.BroadcastInit();
+			foreach (var c in Children.Values) {
+				c.BroadcastPreInit();
 			}
+		}
+		public void BroadcastPostInit() {
 			Handler.PostInit();
+			foreach (var c in Children.Values) {
+				c.BroadcastPostInit();
+			}
 		}
 
 		public void StartUpdate() {

Assets/Cryville/Crtr/Event/EventBatch.cs

@@ -4,7 +4,7 @@ using System.Collections.Generic;
 
 namespace Cryville.Crtr.Event {
 	public class EventBatch : IComparable<EventBatch>, IEnumerable<StampedEvent> {
-		public float Time {
+		public double Time {
 			get;
 			private set;
 		}
@@ -14,7 +14,7 @@ namespace Cryville.Crtr.Event {
 			get { return queue.Count; }
 		}
 
-		public EventBatch(float time) {
+		public EventBatch(double time) {
 			Time = time;
 		}
 
@@ -32,7 +32,7 @@ namespace Cryville.Crtr.Event {
 		}
 
 		public int CompareTo(EventBatch other) {
-			return this.Time.CompareTo(other.Time);
+			return Time.CompareTo(other.Time);
 		}
 
 		public IEnumerator<StampedEvent> GetEnumerator() {

Assets/Cryville/Crtr/Event/EventBatcher.cs

@@ -9,124 +9,127 @@ namespace Cryville.Crtr.Event {
 			get;
 			private set;
 		}
-		ContainerState RootState;
-		/// <summary>
-		/// event => the container state that handles the event
-		/// </summary>
-		readonly Dictionary<ChartEvent, ContainerState> table
+		readonly Chart chart;
+		ContainerState rootState;
+		readonly Dictionary<ChartEvent, ContainerState> containerMap
 			= new Dictionary<ChartEvent, ContainerState>();
-		public List<StampedEvent> stampedEvents = new List<StampedEvent>();
+		readonly Dictionary<EventContainer, ContainerState> stateMap
+			= new Dictionary<EventContainer, ContainerState>();
+		readonly Dictionary<ChartEvent, StampedEvent> map
+			= new Dictionary<ChartEvent, StampedEvent>();
+		readonly Dictionary<EventContainer, List<StampedEvent>> coeventMap
+			= new Dictionary<EventContainer, List<StampedEvent>>();
+		readonly HashSet<ChartEvent> coevents = new HashSet<ChartEvent>();
+		readonly List<StampedEvent> stampedEvents = new List<StampedEvent>();
 		readonly List<EventBatch> batches = new List<EventBatch>();
-		
-		float beat;
+
+		double beat;
 		float tempo;
 		
-		public EventBatcher(Chart c) : base(c, new List<ChartEvent>()) {
+		public EventBatcher(Chart c) : base(new List<ChartEvent>()) {
+			chart = c;
 			beat = chart.BeatPosition;
 			tempo = (float)c.sigs[0].tempo;
-			events.Add(c);
-			events.Add(c.ReleaseEvent);
+			Events.Add(c);
+			Events.Add(c.ReleaseEvent);
 			AddEventContainer(c);
-			events.Sort((a, b) => a.BeatPosition.CompareTo(b.BeatPosition));
+			Events.Sort((a, b) => a.BeatPosition.CompareTo(b.BeatPosition));
 		}
 
 		void AddEventContainer(EventContainer c, ContainerState parent = null) {
 			var cs = new ContainerState(chart, c, parent);
+			stateMap.Add(c, cs);
 			if (parent == null) {
 				cs.Depth = 0;
-				RootState = cs;
+				rootState = cs;
 			}
 			else {
 				cs.Depth = (ushort)(parent.Depth + 1);
 			}
 			foreach (var ev in c.Events) {
 				if (ev.time == null) {
+					coevents.Add(ev);
 					ev.time = c.time;
 					if (ev is EventContainer)
 						ev.endtime = c.endtime;
 				}
 				if (ev.IsLong) {
-					events.Add(ev.ReleaseEvent);
-					table.Add(ev.ReleaseEvent, cs);
+					Events.Add(ev.ReleaseEvent);
+					containerMap.Add(ev.ReleaseEvent, cs);
 				}
-				events.Add(ev);
-				table.Add(ev, cs);
+				Events.Add(ev);
+				containerMap.Add(ev, cs);
 				if (ev is EventContainer)
 					AddEventContainer((EventContainer)ev, cs);
 			}
 		}
 		
-		public override void ForwardOnceToTime(float toTime, Action<ChartEvent> callback) {
-			float toBeat = (float)Math.Round(beat + (toTime - Time) * tempo / 60f, 6);
-			if (EventId >= events.Count)
+		public override void ForwardOnceToTime(double toTime) {
+			double toBeat = Math.Round(beat + (toTime - Time) * tempo / 60f, 6);
+			if (EventId >= Events.Count)
 				goto return_ahead;
-			float ebeat = events[EventId].BeatPosition;
-			float etime = (float)Math.Round((ebeat - beat) / tempo * 60f + Time, 6);
+			double ebeat = Events[EventId].BeatPosition;
+			double etime = Math.Round((ebeat - beat) / tempo * 60f + Time, 6);
 			if (etime > toTime)
 				goto return_ahead;
 			var batch = GetEventBatch();
 			Time = etime;
 			beat = ebeat;
-			bool flag = false;
 			foreach (var ev in batch) {
 				EventContainer con = null;
-				if (table.ContainsKey(ev)) con = table[ev].Container;
+				if (containerMap.ContainsKey(ev)) con = containerMap[ev].Container;
 				var sev = new StampedEvent() {
 					Time = etime,
 					Unstamped = ev,
 					Container = con
 				};
+				if (ev is EventContainer) {
+					stateMap[(EventContainer)ev].StampedContainer = sev;
+				}
 				if (ev is InstantEvent) {
 					var tev = (InstantEvent)ev;
-					var pev = stampedEvents.First(tpev => tpev.Unstamped == tev.Original);
+					var pev = map[tev.Original];
 					pev.Subevents.Add(sev);
 					sev.Origin = pev;
 				}
-				stampedEvents.Add(sev);
-				if (ev.Priority >= 0) {
-					if (callback != null) callback(ev);
-					flag = true;
+				if (con != null && coevents.Contains(ev)) {
+					List<StampedEvent> cevs;
+					if (!coeventMap.TryGetValue(con, out cevs)) {
+						coeventMap.Add(con, cevs = new List<StampedEvent>());
+					}
+					cevs.Add(sev);
 				}
+				else stampedEvents.Add(sev);
+				map.Add(ev, sev);
 				if (ev is Chart.Signature) {
 					var tev = (Chart.Signature)ev;
 					if (tev.tempo != null) tempo = (float)tev.tempo;
 				}
 				EventId++;
 			}
-			if (callback != null && !flag) callback(batch.First());
 			return;
 		return_ahead:
 			Time = toTime;
 			beat = toBeat;
-			if (callback != null) callback(null);
 		}
 		
 		IOrderedEnumerable<ChartEvent> GetEventBatch() {
-			float cbeat = events[EventId].BeatPosition;
+			float cbeat = Events[EventId].BeatPosition;
 			int b = EventId;
-			while (Mathf.Approximately(events[b].BeatPosition, cbeat)) {
+			while (Mathf.Approximately(Events[b].BeatPosition, cbeat)) {
 				b--;
 				if (b == -1) break;
 			}
 			int a = EventId;
-			while (Mathf.Approximately(events[a].BeatPosition, cbeat)) {
+			while (Mathf.Approximately(Events[a].BeatPosition, cbeat)) {
 				a++;
-				if (a == events.Count) break;
+				if (a == Events.Count) break;
 			}
-			return from ev in events.GetRange(b + 1, a - b - 1) orderby ev.Priority select ev;
+			return from ev in Events.GetRange(b + 1, a - b - 1) orderby ev.Priority select ev;
 		}
 		
 		public EventBus Batch() {
-			stampedEvents.Sort((a, b) => {
-				int u = a.CompareTo(b);
-				if (u != 0) return u;
-				if (a.Unstamped != null && b.Unstamped != null)
-					if (table.ContainsKey(a.Unstamped) && table.ContainsKey(b.Unstamped)) {
-						u = table[a.Unstamped].Depth.CompareTo(table[b.Unstamped].Depth);
-						if (u != 0) return u;
-					}
-				return a.GetHashCode().CompareTo(b.GetHashCode());
-			});
+			stampedEvents.Sort(CompareStampedEvents);
 			var cb = new EventBatch(stampedEvents[0].Time);
 			foreach (var ev in stampedEvents) {
 				if (ev.Time != cb.Time) {
@@ -134,10 +137,36 @@ namespace Cryville.Crtr.Event {
 					cb = new EventBatch(ev.Time);
 				}
 				cb.Enqueue(ev);
+				BatchCoevents(ev);
 			}
 			batches.Add(cb);
-			Bus = new EventBus(chart, RootState, batches);
+			Bus = new EventBus(rootState, batches);
 			return Bus;
 		}
+
+		void BatchCoevents(StampedEvent ev, List<StampedEvent> ocevs = null) {
+			if (!(ev.Unstamped is EventContainer)) return;
+			List<StampedEvent> cevs;
+			if (coeventMap.TryGetValue((EventContainer)ev.Unstamped, out cevs)) {
+				var rootFlag = ocevs == null;
+				if (rootFlag) ev.Coevents = ocevs = new List<StampedEvent>();
+				foreach (var cev in cevs) {
+					ocevs.Add(cev);
+					BatchCoevents(cev, ocevs);
+				}
+				if (rootFlag) ocevs.Sort(CompareStampedEvents);
+				else ocevs.Add(ev);
+			}
+		}
+
+		int CompareStampedEvents(StampedEvent a, StampedEvent b) {
+			int u = a.CompareTo(b);
+			if (u != 0) return u;
+			if (a.Unstamped != null && b.Unstamped != null && containerMap.ContainsKey(a.Unstamped) && containerMap.ContainsKey(b.Unstamped)) {
+				u = containerMap[a.Unstamped].Depth.CompareTo(containerMap[b.Unstamped].Depth);
+				if (u != 0) return u;
+			}
+			return 0;
+		}
 	}
 }

Assets/Cryville/Crtr/Event/EventBus.cs

@@ -11,15 +11,14 @@ namespace Cryville.Crtr.Event {
 
 		Dictionary<EventContainer, ContainerState> states
 			= new Dictionary<EventContainer, ContainerState>();
-		List<EventContainer> activeContainers
-			= new List<EventContainer>();
+		HashSet<EventContainer> activeContainers
+			= new HashSet<EventContainer>();
 		HashSet<ContainerState> workingStates
 			= new HashSet<ContainerState>();
 		HashSet<ContainerState> invalidatedStates
 			= new HashSet<ContainerState>();
 
-		public EventBus(Chart c, ContainerState root, List<EventBatch> b)
-			: base(c, b) {
+		public EventBus(ContainerState root, List<EventBatch> b) : base(b) {
 			RootState = root;
 			Expand();
 			AttachBus();
@@ -30,9 +29,10 @@ namespace Cryville.Crtr.Event {
 			var r = (EventBus)MemberwiseClone();
 			r.prototype = this;
 			r.states = new Dictionary<EventContainer, ContainerState>();
-			r.activeContainers = new List<EventContainer>();
+			r.activeContainers = new HashSet<EventContainer>();
 			r.workingStates = new HashSet<ContainerState>();
 			r.invalidatedStates = new HashSet<ContainerState>();
+			r.tempEvents = new List<StampedEvent>();
 			r.Time += offsetTime;
 			r.RootState = RootState.Clone(ct);
 			r.RootState.StartUpdate();
@@ -85,8 +85,18 @@ namespace Cryville.Crtr.Event {
 
 		void EnsureActivity(EventContainer c) {
 			if (activeContainers.Contains(c)) return;
-			if (RootState.CloneType >= 2) prototype.states[c].CopyTo(RootState.CloneType, states[c]);
+			var state = states[c];
+			if (state.Parent != null) EnsureActivity(state.Parent.Container);
+			if (RootState.CloneType >= 2) prototype.states[c].CopyTo(RootState.CloneType, state);
+			state.Active = true;
 			activeContainers.Add(c);
+
+			if (state.StampedContainer.Coevents == null) return;
+			foreach (var cev in state.StampedContainer.Coevents) {
+				if (cev.Container == null) continue;
+				EnsureActivity(cev.Container);
+				states[cev.Container].Handle(cev);
+			}
 		}
 
 		void AttachBus() {
@@ -99,39 +109,60 @@ namespace Cryville.Crtr.Event {
 				s.AttachSystems(skin, judge);
 		}
 
-		readonly List<StampedEvent> patch = new List<StampedEvent>();
-		public void IssuePatch(IEnumerable<StampedEvent> l) {
-			patch.AddRange(l);
-		}
-		public void DoPatch() {
-			foreach (var ev in patch) {
-				var batch = new EventBatch(ev.Time);
-				var batchIndex = events.BinarySearch(batch);
-				if (batchIndex >= 0) batch = events[batchIndex];
-				else events.Insert(~batchIndex, batch);
-				batch.Add(ev);
-			}
-			patch.Clear();
+		List<StampedEvent> tempEvents = new List<StampedEvent>();
+		public void PushTempEvent(StampedEvent ev) {
+			var index = tempEvents.BinarySearch(ev);
+			if (index < 0) index = ~index;
+			tempEvents.Insert(index, ev);
 		}
 
-		public override void ForwardOnceToTime(float toTime, Action<EventBatch> callback = null) {
-			if (EventId < events.Count && events[EventId].Time <= toTime) {
-				Time = events[EventId].Time;
-				var batch = events[EventId];
+		readonly StampedEvent _dummyEvent = new StampedEvent();
+		public void StripTempEvents() {
+			_dummyEvent.Time = Time;
+			var index = tempEvents.BinarySearch(_dummyEvent);
+			if (index < 0) index = ~index;
+			for (var i = 0; i < index; i++) {
+				var ev = tempEvents[i];
+				if (ev.Container != null) {
+					states[ev.Container].Discard(ev);
+				}
+			}
+			tempEvents.RemoveRange(0, index);
+		}
+
+		public override void ForwardOnceToTime(double toTime) {
+			double time1 = EventId < Events.Count ? Events[EventId].Time : double.PositiveInfinity;
+			double time2 = tempEvents.Count > 0 ? tempEvents[0].Time : double.PositiveInfinity;
+			double time0 = Math.Min(time1, time2);
+			if (time0 <= toTime && time0 != double.PositiveInfinity) {
+				Time = time0;
 				foreach (var s in workingStates) s.Handle(null);
 				ValidateStates();
-				for (var i = 0; i < batch.Count; i++) {
-					var ev = batch[i];
-					if (ev.Container != null) {
-						EnsureActivity(ev.Container);
-						states[ev.Container].Handle(ev);
+				if (time1 == time0) {
+					var batch = Events[EventId];
+					for (var i = 0; i < batch.Count; i++) {
+						var ev = batch[i];
+						if (ev.Container != null) {
+							if (ev.Unstamped is EventContainer) EnsureActivity((EventContainer)ev.Unstamped);
+							else EnsureActivity(ev.Container);
+							states[ev.Container].Handle(ev);
+						}
+						else if (ev.Coevents != null) EnsureActivity((EventContainer)ev.Unstamped);
 					}
-					if (ev.Unstamped is EventContainer) {
-						if (ev.Container != null) EnsureActivity((EventContainer)ev.Unstamped);
+					EventId++;
+				}
+				if (time2 == time0) {
+					while (tempEvents.Count > 0) {
+						var ev = tempEvents[0];
+						if (ev.Time != time0) break;
+						if (ev.Container != null) {
+							EnsureActivity(ev.Container);
+							states[ev.Container].Handle(ev);
+						}
+						tempEvents.RemoveAt(0);
 					}
 				}
 				ValidateStates();
-				EventId++;
 			}
 			else {
 				Time = toTime;
@@ -146,13 +177,17 @@ namespace Cryville.Crtr.Event {
 				else if (!s.Working && workingStates.Contains(s)) workingStates.Remove(s);
 			invalidatedStates.Clear();
 		}
-
-		public void BroadcastInit() {
-			RootState.BroadcastInit();
-		}
 		
+		public void BroadcastPreInit() {
+			RootState.BroadcastPreInit();
+		}
+		public void BroadcastPostInit() {
+			RootState.BroadcastPostInit();
+		}
+
 		public void BroadcastEndUpdate() {
 			RootState.BroadcastEndUpdate();
+			tempEvents.Clear();
 		}
 
 		public void Anchor() {

Assets/Cryville/Crtr/Event/MotionCache.cs

@@ -0,0 +1,55 @@
+using Cryville.Common;
+using Cryville.Common.Buffers;
+using System.Collections.Generic;
+
+namespace Cryville.Crtr.Event {
+	internal class MotionCache {
+		public bool Valid { get; set; }
+		public Vector Value { get; set; }
+		public void CopyTo(MotionCache dest) {
+			dest.Valid = Valid;
+			Value.CopyTo(dest.Value);
+		}
+	}
+	internal class MotionCachePool {
+		private class Bucket : ObjectPool<MotionCache> {
+			readonly MotionRegistry _reg;
+			public Bucket(string name, int capacity) : base(capacity) {
+				_reg = ChartPlayer.motionRegistry[name];
+			}
+			protected override MotionCache Construct() {
+				var result = new MotionCache();
+				result.Value = (Vector)ReflectionHelper.InvokeEmptyConstructor(_reg.Type);
+				return result;
+			}
+		}
+		static Dictionary<Identifier, Bucket> _buckets;
+		public static void Prepare() {
+			_buckets = new Dictionary<Identifier, Bucket>(ChartPlayer.motionRegistry.Count);
+			foreach (var reg in ChartPlayer.motionRegistry)
+				_buckets.Add(reg.Key, new Bucket(reg.Key, 4096));
+		}
+
+		static readonly SimpleObjectPool<Dictionary<MotionCache, Identifier>> _dictPool
+			= new SimpleObjectPool<Dictionary<MotionCache, Identifier>>(1024);
+		Dictionary<MotionCache, Identifier> _rented;
+		public MotionCache Rent(Identifier name) {
+			var obj = _buckets[name].Rent();
+			obj.Valid = false;
+			if (_rented == null) _rented = _dictPool.Rent();
+			_rented.Add(obj, name);
+			return obj;
+		}
+		public void Return(MotionCache obj) {
+			_buckets[_rented[obj]].Return(obj);
+			_rented.Remove(obj);
+		}
+		public void ReturnAll() {
+			if (_rented == null) return;
+			foreach (var obj in _rented)
+				_buckets[obj.Value].Return(obj.Key);
+			_rented.Clear();
+			_dictPool.Return(_rented);
+		}
+	}
+}

Assets/Cryville/Crtr/Event/MotionCache.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 5d11b50a98974254f87273c94ed20de7
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Event/RMVPool.cs

@@ -20,11 +20,13 @@ namespace Cryville.Crtr.Event {
 				_buckets.Add(reg.Key, new Bucket(reg.Key, 4096));
 		}
 
-		readonly Dictionary<RealtimeMotionValue, Identifier> _rented = new Dictionary<RealtimeMotionValue, Identifier>();
+		static readonly SimpleObjectPool<Dictionary<RealtimeMotionValue, Identifier>> _dictPool
+			= new SimpleObjectPool<Dictionary<RealtimeMotionValue, Identifier>>(1024);
+		Dictionary<RealtimeMotionValue, Identifier> _rented;
 		public RealtimeMotionValue Rent(Identifier name) {
-			var n = name;
-			var obj = _buckets[n].Rent();
-			_rented.Add(obj, n);
+			var obj = _buckets[name].Rent();
+			if (_rented == null) _rented = _dictPool.Rent();
+			_rented.Add(obj, name);
 			return obj;
 		}
 		public void Return(RealtimeMotionValue obj) {
@@ -32,9 +34,11 @@ namespace Cryville.Crtr.Event {
 			_rented.Remove(obj);
 		}
 		public void ReturnAll() {
+			if (_rented == null) return;
 			foreach (var obj in _rented)
 				_buckets[obj.Value].Return(obj.Key);
 			_rented.Clear();
+			_dictPool.Return(_rented);
 		}
 	}
 }

Assets/Cryville/Crtr/Extensions/Bestdori/BestdoriChartConverter.cs

@@ -6,11 +6,12 @@ using Newtonsoft.Json.Converters;
 using Newtonsoft.Json.Linq;
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 
 namespace Cryville.Crtr.Extensions.Bestdori {
 	public class BestdoriChartConverter : ResourceConverter {
-		static readonly string[] SUPPORTED_FORMATS = { ".json" };
+		static readonly string[] SUPPORTED_FORMATS = { ".bestdori" };
 		public override string[] GetSupportedFormats() {
 			return SUPPORTED_FORMATS;
 		}
@@ -35,15 +36,12 @@ namespace Cryville.Crtr.Extensions.Bestdori {
 				motions = new List<Chart.Motion>(),
 				groups = new List<Chart.Group> { group },
 			};
+			var tm = new BeatTimeTimingModel();
 			string bgm = null;
-			double? cbpm = null;
-			double pbeat = 0, ctime = 0;
 			double endbeat = 0;
 			foreach (var ev in src) {
-				double cbeat = ev.StartBeat;
-				ctime += cbpm == null ? 0 : (cbeat - pbeat) / cbpm.Value * 60;
-				pbeat = cbeat;
-				if (cbeat > endbeat) endbeat = cbeat;
+				tm.ForwardTo(ev.StartBeat);
+				if (ev.StartBeat > endbeat) endbeat = ev.StartBeat;
 				if (ev is BestdoriChartEvent.System) {
 					if (bgm != null) continue;
 					var tev = (BestdoriChartEvent.System)ev;
@@ -54,7 +52,7 @@ namespace Cryville.Crtr.Extensions.Bestdori {
 				}
 				else if (ev is BestdoriChartEvent.BPM) {
 					var tev = (BestdoriChartEvent.BPM)ev;
-					cbpm = tev.bpm;
+					tm.BPM = tev.bpm;
 					chart.sigs.Add(new Chart.Signature { time = ToBeatTime(tev.beat), tempo = (float)tev.bpm });
 				}
 				else if (ev is BestdoriChartEvent.Single) {
@@ -62,7 +60,7 @@ namespace Cryville.Crtr.Extensions.Bestdori {
 					group.notes.Add(new Chart.Note {
 						time = ToBeatTime(tev.beat),
 						judges = new List<Chart.Judge> { new Chart.Judge { name = tev.flick ? "single_flick" : "single" } },
-						motions = new List<Chart.Motion> { new Chart.Motion { motion = "track:" + tev.lane.ToString() } },
+						motions = new List<Chart.Motion> { new Chart.Motion { motion = "track:" + tev.lane.ToString(CultureInfo.InvariantCulture) } },
 					});
 				}
 				else if (ev is BestdoriChartEvent.Long) {
@@ -75,13 +73,20 @@ namespace Cryville.Crtr.Extensions.Bestdori {
 					};
 					for (int i = 0; i < tev.connections.Count; i++) {
 						BestdoriChartEvent.Connection c = tev.connections[i];
-						note.motions.Add(new Chart.Motion { motion = "track:" + c.lane.ToString() });
-						if (i == 0)
+						var motion = new Chart.Motion { motion = "track:" + c.lane.ToString(CultureInfo.InvariantCulture) };
+						if (i == 0) {
 							note.judges.Add(new Chart.Judge { name = "single" });
-						else if (i == tev.connections.Count - 1)
-							note.judges.Add(new Chart.Judge { time = ToBeatTime(c.beat), name = c.flick ? "longend_flick" : "longend" });
-						else if (!c.hidden)
-							note.judges.Add(new Chart.Judge { time = ToBeatTime(c.beat), name = "longnode" });
+							note.motions.Add(motion);
+						}
+						else {
+							var cbeat = motion.endtime = ToBeatTime(c.beat);
+							if (i > 1) motion.time = ToBeatTime(tev.connections[i - 1].beat);
+							note.motions.Add(motion);
+							if (i == tev.connections.Count - 1)
+								note.judges.Add(new Chart.Judge { time = cbeat, name = c.flick ? "longend_flick" : "longend" });
+							else if (!c.hidden)
+								note.judges.Add(new Chart.Judge { time = cbeat, name = "longnode" });
+						}
 					}
 					if (c1.beat > endbeat) endbeat = c1.beat;
 					group.notes.Add(note);
@@ -89,13 +94,14 @@ namespace Cryville.Crtr.Extensions.Bestdori {
 				else throw new NotImplementedException("Unsupported event: " + ev.type);
 			}
 			if (bgm == null) throw new FormatException("Chart contains no song");
-			chart.endtime = ToBeatTime(endbeat);
+			chart.endtime = ToBeatTime(endbeat + 4);
+			if (endbeat > tm.BeatTime) tm.ForwardTo(endbeat);
 			result.Add(new RawChartResource(string.Format("bang_dream_girls_band_party__{0}__{1}", bgm, StringUtils.TrimExt(file.Name)), chart, new ChartMeta {
 				name = string.Format("Bandori {0} {1}", bgm, StringUtils.TrimExt(file.Name)),
 				author = "©BanG Dream! Project ©Craft Egg Inc. ©bushiroad",
 				ruleset = "bang_dream_girls_band_party",
 				note_count = group.notes.Count,
-				length = (float)ctime,
+				length = (float)tm.Time,
 				song = new SongMetaInfo {
 					name = bgm,
 					author = "©BanG Dream! Project ©Craft Egg Inc. ©bushiroad",
@@ -110,73 +116,73 @@ namespace Cryville.Crtr.Extensions.Bestdori {
 			i = n / d; n %= d;
 			return new BeatTime(i, n, d);
 		}
-	}
 
 #pragma warning disable IDE1006
-	[JsonConverter(typeof(BestdoriChartEventCreator))]
-	abstract class BestdoriChartEvent {
-		public abstract string type { get; }
-		public abstract double StartBeat { get; }
-		public abstract class InstantEvent : BestdoriChartEvent {
-			public double beat;
-			public override double StartBeat { get { return beat; } }
+		[JsonConverter(typeof(BestdoriChartEventCreator))]
+		abstract class BestdoriChartEvent {
+			public abstract string type { get; }
+			public abstract double StartBeat { get; }
+			public abstract class InstantEvent : BestdoriChartEvent {
+				public double beat;
+				public override double StartBeat { get { return beat; } }
+			}
+			public class BPM : InstantEvent {
+				public override string type { get { return "BPM"; } }
+				public double bpm;
+			}
+			public class System : InstantEvent {
+				public override string type { get { return "System"; } }
+				public string data;
+			}
+			public abstract class SingleBase : InstantEvent {
+				public double lane;
+				public bool skill;
+				public bool flick;
+			}
+			public class Single : SingleBase {
+				public override string type { get { return "Single"; } }
+			}
+			public class Directional : SingleBase {
+				public override string type { get { return "Directional"; } }
+				public string direction;
+				public int width;
+			}
+			public class Connection : SingleBase {
+				public override string type { get { return null; } }
+				public bool hidden;
+			}
+			public class Long : BestdoriChartEvent {
+				public override string type { get { return "Long"; } }
+				public List<Connection> connections;
+				public override double StartBeat { get { return connections[0].beat; } }
+			}
+			public class Slide : Long {
+				public override string type { get { return "Slide"; } }
+			}
 		}
-		public class BPM : InstantEvent {
-			public override string type { get { return "BPM"; } }
-			public double bpm;
-		}
-		public class System : InstantEvent {
-			public override string type { get { return "System"; } }
-			public string data;
-		}
-		public abstract class SingleBase : InstantEvent {
-			public double lane;
-			public bool skill;
-			public bool flick;
-		}
-		public class Single : SingleBase {
-			public override string type { get { return "Single"; } }
-		}
-		public class Directional : SingleBase {
-			public override string type { get { return "Directional"; } }
-			public string direction;
-			public int width;
-		}
-		public class Connection : SingleBase {
-			public override string type { get { return null; } }
-			public bool hidden;
-		}
-		public class Long : BestdoriChartEvent {
-			public override string type { get { return "Long"; } }
-			public List<Connection> connections;
-			public override double StartBeat { get { return connections[0].beat; } }
-		}
-		public class Slide : Long {
-			public override string type { get { return "Slide"; } }
-		}
-	}
 #pragma warning restore IDE1006
-	class BestdoriChartEventCreator : CustomCreationConverter<BestdoriChartEvent> {
-		string _currentType;
+		class BestdoriChartEventCreator : CustomCreationConverter<BestdoriChartEvent> {
+			string _currentType;
 
-		public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer) {
-			var obj = JObject.ReadFrom(reader);
-			var type = obj["type"];
-			if (type == null) _currentType = null;
-			else _currentType = obj["type"].ToObject<string>();
-			return base.ReadJson(obj.CreateReader(), objectType, existingValue, serializer);
-		}
+			public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer) {
+				var obj = JObject.ReadFrom(reader);
+				var type = obj["type"];
+				if (type == null) _currentType = null;
+				else _currentType = obj["type"].ToObject<string>();
+				return base.ReadJson(obj.CreateReader(), objectType, existingValue, serializer);
+			}
 
-		public override BestdoriChartEvent Create(Type objectType) {
-			switch (_currentType) {
-				case "BPM": return new BestdoriChartEvent.BPM();
-				case "System": return new BestdoriChartEvent.System();
-				case "Single": return new BestdoriChartEvent.Single();
-				case "Directional": return new BestdoriChartEvent.Directional();
-				case null: return new BestdoriChartEvent.Connection();
-				case "Long": return new BestdoriChartEvent.Long();
-				case "Slide": return new BestdoriChartEvent.Slide();
-				default: throw new ArgumentException("Unknown event type: " + _currentType);
+			public override BestdoriChartEvent Create(Type objectType) {
+				switch (_currentType) {
+					case "BPM": return new BestdoriChartEvent.BPM();
+					case "System": return new BestdoriChartEvent.System();
+					case "Single": return new BestdoriChartEvent.Single();
+					case "Directional": return new BestdoriChartEvent.Directional();
+					case null: return new BestdoriChartEvent.Connection();
+					case "Long": return new BestdoriChartEvent.Long();
+					case "Slide": return new BestdoriChartEvent.Slide();
+					default: throw new ArgumentException("Unknown event type: " + _currentType);
+				}
 			}
 		}
 	}

Assets/Cryville/Crtr/Extensions/Extensions.cs

@@ -0,0 +1,27 @@
+using Cryville.Crtr.Browsing;
+using Cryville.Crtr.Extensions.Bestdori;
+using Cryville.Crtr.Extensions.Malody;
+using Cryville.Crtr.Extensions.osu;
+using Cryville.Crtr.Extensions.Quaver;
+using System.Collections.Generic;
+
+namespace Cryville.Crtr.Extensions {
+	public class Extensions : ExtensionInterface {
+		public override IEnumerable<ResourceConverter> GetResourceConverters() {
+			return new ResourceConverter[] {
+				new BestdoriChartConverter(),
+				new MalodyChartConverter(),
+				new osuChartConverter(),
+				new QuaverChartConverter(),
+			};
+		}
+
+		public override IEnumerable<LocalResourceFinder> GetResourceFinders() {
+			return new LocalResourceFinder[] {
+				new MalodyChartFinder(),
+				new osuChartFinder(),
+				new QuaverChartFinder(),
+			};
+		}
+	}
+}

Assets/Cryville/Crtr/Extensions/Extensions.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 23377bf2926d93a4b8e3f3ab6040c7f2
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Extensions/Malody/MalodyChartConverter.cs

@@ -18,12 +18,11 @@ namespace Cryville.Crtr.Extensions.Malody {
 		public override IEnumerable<Resource> ConvertFrom(FileInfo file) {
 			List<Resource> result = new List<Resource>();
 			MalodyChart src;
-			if (file.Extension != ".mc") throw new NotImplementedException("mcz file is not supported");
+			if (file.Extension != ".mc") throw new NotImplementedException("mcz file is not supported yet");
 			using (var reader = new StreamReader(file.FullName)) {
 				src = JsonConvert.DeserializeObject<MalodyChart>(reader.ReadToEnd());
 			}
-			if (src.meta.mode != 0) throw new NotImplementedException("The chart mode is not supported");
-			if (src.meta.mode_ext.column != 4) throw new NotImplementedException("The key count is not supported");
+			if (src.meta.mode != 0) throw new NotImplementedException(string.Format("{0} mode is not supported yet", MODES[src.meta.mode]));
 
 			var ruleset = "malody!" + MODES[src.meta.mode];
 			if (src.meta.mode == 0) {
@@ -74,31 +73,29 @@ namespace Cryville.Crtr.Extensions.Malody {
 			Dictionary<MalodyChart.IEvent, StartEventState> longEvents
 				= new Dictionary<MalodyChart.IEvent, StartEventState>();
 
-			float? baseBpm = null, cbpm = null;
-			float pbeat = 0f, ctime = 0f;
-			int[] endbeat = new int[] { 0, 0, 1 };
+			float? baseBpm = null;
+			var tm = new FractionalBeatTimeTimingModel();
 			foreach (var ev in events) {
-				float cbeat = ConvertBeat(ev.beat);
-				ctime += cbpm == null ? 0 : (cbeat - pbeat) / cbpm.Value * 60f;
-				pbeat = cbeat;
+				var beat = new BeatTime(ev.beat[0], ev.beat[1], ev.beat[2]);
+				tm.ForwardTo(beat);
 				if (ev is MalodyChart.Time) {
 					var tev = (MalodyChart.Time)ev;
 					if (baseBpm == null) baseBpm = tev.bpm;
-					cbpm = tev.bpm;
+					tm.BPM = tev.bpm;
 					chart.sigs.Add(new Chart.Signature {
-						time = new BeatTime(ev.beat[0], ev.beat[1], ev.beat[2]),
+						time = beat,
 						tempo = tev.bpm,
 					});
 					chart.motions.Add(new Chart.Motion {
-						time = new BeatTime(ev.beat[0], ev.beat[1], ev.beat[2]),
-						motion = "svm:" + (tev.bpm / baseBpm).ToString()
+						time = beat,
+						motion = "svm:" + (tev.bpm / baseBpm.Value).ToString(CultureInfo.InvariantCulture)
 					});
 				}
 				else if (ev is MalodyChart.Effect) {
 					var tev = (MalodyChart.Effect)ev;
 					if (tev.scroll != null) group.motions.Add(new Chart.Motion {
-						time = new BeatTime(ev.beat[0], ev.beat[1], ev.beat[2]),
-						motion = "svm:" + tev.scroll.ToString()
+						time = beat,
+						motion = "svm:" + tev.scroll.Value.ToString(CultureInfo.InvariantCulture)
 					});
 				}
 				else if (ev is MalodyChart.Note) {
@@ -113,22 +110,20 @@ namespace Cryville.Crtr.Extensions.Malody {
 								offset = -tev.offset / 1000f,
 							});
 						}
-						else throw new NotImplementedException();
+						else throw new NotImplementedException("Key sounds are not supported yet");
 					}
 					else {
-						if (ConvertBeat(tev.beat) > ConvertBeat(endbeat)) endbeat = tev.beat;
 						var rn = new Chart.Note() {
-							time = new BeatTime(tev.beat[0], tev.beat[1], tev.beat[2]),
+							time = beat,
 							motions = new List<Chart.Motion> {
-								new Chart.Motion() { motion = "track:" + tev.column.ToString() }
+								new Chart.Motion() { motion = "track:" + tev.column.ToString(CultureInfo.InvariantCulture) }
 							},
 						};
 						if (tev.endbeat != null) {
-							if (ConvertBeat(tev.endbeat) > ConvertBeat(endbeat)) endbeat = tev.endbeat;
 							rn.endtime = new BeatTime(tev.endbeat[0], tev.endbeat[1], tev.endbeat[2]);
 							longEvents.Add(ev, new StartEventState {
 								Destination = rn,
-								Time = ctime,
+								Time = tm.Time,
 							});
 						}
 						group.notes.Add(rn);
@@ -140,12 +135,14 @@ namespace Cryville.Crtr.Extensions.Malody {
 						var sev = tev.StartEvent;
 						longEvents.Remove(sev);
 					}
-					else throw new NotSupportedException();
+					else throw new NotSupportedException("Unrecognized long event");
 				}
-				else throw new NotSupportedException();
+				else throw new NotSupportedException("Unrecognized event");
 			}
-			chart.endtime = new BeatTime(endbeat[0] + 4, endbeat[1], endbeat[2]);
-			meta.length = ctime;
+			var endbeat = tm.FractionalBeatTime;
+			endbeat.b += 4;
+			chart.endtime = endbeat;
+			meta.length = (float)tm.Time;
 			meta.note_count = group.notes.Count;
 			string chartName = string.Format("{0} - {1}", meta.song.name, meta.name);
 			if (src.meta.background != null) {
@@ -156,77 +153,73 @@ namespace Cryville.Crtr.Extensions.Malody {
 		}
 
 		struct StartEventState {
-			public float Time { get; set; }
+			public double Time { get; set; }
 			public ChartEvent Destination { get; set; }
 		}
 
-		float ConvertBeat(int[] beat) {
-			return beat[0] + (float)beat[1] / beat[2];
-		}
-	}
-
 #pragma warning disable IDE1006
-	struct MalodyChart {
-		public interface IEvent {
-			int[] beat { get; set; }
-			int[] endbeat { get; set; }
-			int Priority { get; }
-		}
-		public struct EndEvent : IEvent {
-			public int[] beat { get; set; }
-			public int[] endbeat { get; set; }
-			public IEvent StartEvent { get; set; }
-			public int Priority { get { return StartEvent.Priority - 1; } }
-		}
-
-		public Meta meta;
-		public struct Meta {
-			public SongInfo song;
-			public struct SongInfo {
-				public string title;
-				public string artist;
-				public string titleorg;
-				public string artistorg;
+		struct MalodyChart {
+			public interface IEvent {
+				int[] beat { get; set; }
+				int[] endbeat { get; set; }
+				int Priority { get; }
+			}
+			public struct EndEvent : IEvent {
+				public int[] beat { get; set; }
+				public int[] endbeat { get; set; }
+				public IEvent StartEvent { get; set; }
+				public int Priority { get { return StartEvent.Priority - 1; } }
 			}
 
-			public string background;
+			public Meta meta;
+			public struct Meta {
+				public SongInfo song;
+				public struct SongInfo {
+					public string title;
+					public string artist;
+					public string titleorg;
+					public string artistorg;
+				}
 
-			public string creator;
-			public string version;
+				public string background;
 
-			public int mode;
-			public ModeExt mode_ext;
-			public struct ModeExt {
+				public string creator;
+				public string version;
+
+				public int mode;
+				public ModeExt mode_ext;
+				public struct ModeExt {
+					public int column;
+				}
+			}
+
+			public List<Time> time;
+			public struct Time : IEvent {
+				public int[] beat { get; set; }
+				public int[] endbeat { get; set; }
+				public float bpm;
+				public int Priority { get { return -2; } }
+			}
+
+			public List<Effect> effect;
+			public struct Effect : IEvent {
+				public int[] beat { get; set; }
+				public int[] endbeat { get; set; }
+				public float? scroll;
+				public int Priority { get { return 0; } }
+			}
+
+			public List<Note> note;
+			public struct Note : IEvent {
+				public int[] beat { get; set; }
+				public int[] endbeat { get; set; }
 				public int column;
+				public string sound;
+				public int offset;
+				public int type;
+				public int Priority { get { return 0; } }
 			}
 		}
-
-		public List<Time> time;
-		public struct Time : IEvent {
-			public int[] beat { get; set; }
-			public int[] endbeat { get; set; }
-			public float bpm;
-			public int Priority { get { return -2; } }
-		}
-
-		public List<Effect> effect;
-		public struct Effect : IEvent {
-			public int[] beat { get; set; }
-			public int[] endbeat { get; set; }
-			public float? scroll;
-			public int Priority { get { return 0; } }
-		}
-
-		public List<Note> note;
-		public struct Note : IEvent {
-			public int[] beat { get; set; }
-			public int[] endbeat { get; set; }
-			public int column;
-			public string sound;
-			public int offset;
-			public int type;
-			public int Priority { get { return 0; } }
-		}
-	}
 #pragma warning restore IDE1006
+	}
 }

Assets/Cryville/Crtr/Extensions/Malody/MalodyChartFinder.cs

@@ -0,0 +1,26 @@
+using Cryville.Common;
+using Cryville.Crtr.Browsing;
+using Microsoft.Win32;
+using System;
+using System.IO;
+
+namespace Cryville.Crtr.Extensions.Malody {
+	public class MalodyChartFinder : LocalResourceFinder {
+		public override string Name { get { return "Malody beatmaps"; } }
+
+		public override string GetRootPath() {
+			switch (Environment.OSVersion.Platform) {
+				case PlatformID.Unix:
+					return "/storage/emulated/0/data/malody/beatmap";
+				case PlatformID.Win32NT:
+					var reg = Registry.ClassesRoot.OpenSubKey(@"malody\Shell\Open\Command");
+					if (reg == null) return null;
+					var pathObj = reg.GetValue(null);
+					if (pathObj == null) return null;
+					var path = (string)pathObj;
+					return Path.Combine(new FileInfo(StringUtils.GetProcessPathFromCommand(path)).Directory.FullName, "beatmap");
+				default: return null;
+			}
+		}
+	}
+}

Assets/Cryville/Crtr/Extensions/Malody/MalodyChartFinder.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 3c9beaff62143a2468e18ad4642232c0
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Extensions/Quaver.meta

@@ -1,9 +1,8 @@
 fileFormatVersion: 2
-guid: ef3100799cf39eb4d8585dcfba2529a5
+guid: 6823ead66b33bc048bbad48719feb25d
 folderAsset: yes
-timeCreated: 1623583530
-licenseType: Pro
 DefaultImporter:
+  externalObjects: {}
   userData: 
   assetBundleName: 
   assetBundleVariant: 

Assets/Cryville/Crtr/Extensions/Quaver/QuaverChartConverter.cs

@@ -0,0 +1,153 @@
+using Cryville.Crtr.Browsing;
+using Quaver.API.Maps;
+using Quaver.API.Maps.Structures;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+
+namespace Cryville.Crtr.Extensions.Quaver {
+	public class QuaverChartConverter : ResourceConverter {
+		static readonly string[] SUPPORTED_FORMATS = { ".qua" };
+		const double OFFSET = 0.05;
+
+		public override string[] GetSupportedFormats() {
+			return SUPPORTED_FORMATS;
+		}
+
+		public override IEnumerable<Resource> ConvertFrom(FileInfo file) {
+			List<Resource> result = new List<Resource>();
+			var src = Qua.Parse(file.FullName);
+			var ruleset = "quaver!" + src.Mode.ToString().ToLower();
+			var meta = new ChartMeta {
+				name = src.DifficultyName,
+				author = src.Creator,
+				song = new SongMetaInfo {
+					name = src.Title,
+					author = src.Artist,
+				},
+				ruleset = ruleset,
+				cover = src.BackgroundFile,
+				note_count = src.HitObjects.Count,
+			};
+			var chart = new Chart {
+				format = 2,
+				time = new BeatTime(-4, 0, 1),
+				ruleset = ruleset,
+				sigs = new List<Chart.Signature>(),
+				sounds = new List<Chart.Sound> {
+					new Chart.Sound { time = new BeatTime(0, 0, 1), id = src.Title, offset = (float)(src.TimingPoints[0].StartTime / 1e3 + OFFSET) }
+				},
+				motions = new List<Chart.Motion>(),
+				groups = new List<Chart.Group>(),
+			};
+			var group = new Chart.Group() {
+				tracks = new List<Chart.Track>(),
+				notes = new List<Chart.Note>(),
+				motions = new List<Chart.Motion>(),
+			};
+			chart.groups.Add(group);
+			result.Add(new RawChartResource(string.Format("{0} - {1}", meta.song.name, meta.name), chart, meta));
+			result.Add(new SongResource(meta.song.name, new FileInfo(Path.Combine(file.DirectoryName, src.AudioFile))));
+
+			var evs = new List<EventWrapper>();
+			foreach (var e in src.HitObjects) evs.Add(new EventWrapper.HitObject(e));
+			foreach (var e in src.SliderVelocities) evs.Add(new EventWrapper.SliderVelocity(e));
+			foreach (var e in src.SoundEffects) evs.Add(new EventWrapper.SoundEffect(e));
+			foreach (var e in src.TimingPoints) evs.Add(new EventWrapper.TimingPoint(e));
+			var evc = evs.Count;
+			for (int i = 0; i < evc; i++) if (evs[i].IsLong) evs.Add(new EventWrapper.EndEvent(evs[i]));
+			evs.Sort();
+
+			var longevs = new Dictionary<EventWrapper, ChartEvent>();
+			var tm = new TimeTimingModel(src.TimingPoints[0].StartTime / 1e3);
+			foreach (var ev in evs) {
+				tm.ForwardTo(ev.StartTime / 1e3);
+				if (ev is EventWrapper.HitObject) {
+					var tev = (EventWrapper.HitObject)ev;
+					var rn = new Chart.Note {
+						time = tm.FractionalBeatTime,
+						motions = new List<Chart.Motion> {
+							new Chart.Motion { motion = string.Format(CultureInfo.InvariantCulture, "track:{0}", tev.Event.Lane - 1) }
+						},
+					};
+					if (ev.IsLong) longevs.Add(ev, rn);
+					group.notes.Add(rn);
+				}
+				else if (ev is EventWrapper.SliderVelocity) {
+					var tev = (EventWrapper.SliderVelocity)ev;
+					group.motions.Add(new Chart.Motion {
+						time = tm.FractionalBeatTime,
+						motion = string.Format(CultureInfo.InvariantCulture, "svm:{0}", tev.Event.Multiplier),
+					});
+				}
+				else if (ev is EventWrapper.TimingPoint) {
+					var tev = (EventWrapper.TimingPoint)ev;
+					tm.BPM = tev.Event.Bpm;
+					chart.sigs.Add(new Chart.Signature {
+						time = tm.FractionalBeatTime,
+						tempo = tev.Event.Bpm,
+					});
+				}
+				else if (ev is EventWrapper.EndEvent) {
+					var tev = (EventWrapper.EndEvent)ev;
+					var oev = tev.Original;
+					longevs[oev].endtime = tm.FractionalBeatTime;
+				}
+				else throw new NotSupportedException("Sound effects are not supported yet");
+			}
+			var endbeat = tm.FractionalBeatTime;
+			endbeat.b += 4;
+			chart.endtime = endbeat;
+			meta.length = (float)tm.Time;
+			return result;
+		}
+
+		abstract class EventWrapper : IComparable<EventWrapper> {
+			public abstract int StartTime { get; }
+			public abstract int EndTime { get; }
+			public bool IsLong { get { return EndTime > 0; } }
+			public abstract int Priority { get; }
+			public int CompareTo(EventWrapper other) {
+				var c = StartTime.CompareTo(other.StartTime);
+				if (c != 0) return c;
+				return Priority.CompareTo(other.Priority);
+			}
+			public class HitObject : EventWrapper {
+				public HitObjectInfo Event;
+				public HitObject(HitObjectInfo ev) { Event = ev; }
+				public override int StartTime { get { return Event.StartTime; } }
+				public override int EndTime { get { return Event.EndTime; } }
+				public override int Priority { get { return 0; } }
+			}
+			public class SliderVelocity : EventWrapper {
+				public SliderVelocityInfo Event;
+				public SliderVelocity(SliderVelocityInfo ev) { Event = ev; }
+				public override int StartTime { get { return (int)Event.StartTime; } }
+				public override int EndTime { get { return 0; } }
+				public override int Priority { get { return 0; } }
+			}
+			public class SoundEffect : EventWrapper {
+				public SoundEffectInfo Event;
+				public SoundEffect(SoundEffectInfo ev) { Event = ev; }
+				public override int StartTime { get { return (int)Event.StartTime; } }
+				public override int EndTime { get { return 0; } }
+				public override int Priority { get { return 0; } }
+			}
+			public class TimingPoint : EventWrapper {
+				public TimingPointInfo Event;
+				public TimingPoint(TimingPointInfo ev) { Event = ev; }
+				public override int StartTime { get { return (int)Event.StartTime; } }
+				public override int EndTime { get { return 0; } }
+				public override int Priority { get { return -2; } }
+			}
+			public class EndEvent : EventWrapper {
+				public EventWrapper Original;
+				public EndEvent(EventWrapper ev) { if (!ev.IsLong) throw new ArgumentException("Event is not long"); Original = ev; }
+				public override int StartTime { get { return Original.EndTime; } }
+				public override int EndTime { get { return 0; } }
+				public override int Priority { get { return Original.Priority - 1; } }
+			}
+		}
+	}
+}

Assets/Cryville/Crtr/Extensions/Quaver/QuaverChartConverter.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: b073cac7ce0d41a4f8ca589845678aa2
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Extensions/Quaver/QuaverChartFinder.cs

@@ -0,0 +1,24 @@
+using Cryville.Common;
+using Cryville.Crtr.Browsing;
+using Microsoft.Win32;
+using System;
+using System.IO;
+
+namespace Cryville.Crtr.Extensions.Quaver {
+	public class QuaverChartFinder : LocalResourceFinder {
+		public override string Name { get { return "Quaver beatmaps"; } }
+
+		public override string GetRootPath() {
+			switch (Environment.OSVersion.Platform) {
+				case PlatformID.Win32NT:
+					var reg = Registry.ClassesRoot.OpenSubKey(@"quaver\Shell\Open\Command");
+					if (reg == null) return null;
+					var pathObj = reg.GetValue(null);
+					if (pathObj == null) return null;
+					var path = (string)pathObj;
+					return Path.Combine(new FileInfo(StringUtils.GetProcessPathFromCommand(path)).Directory.FullName, "Songs");
+				default: return null;
+			}
+		}
+	}
+}

Assets/Cryville/Crtr/Extensions/Quaver/QuaverChartFinder.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 68bacf7746cbeea42a78a7d55cfdbea0
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Extensions/TimingModel.cs

@@ -0,0 +1,56 @@
+using Cryville.Common.Math;
+using System;
+
+namespace Cryville.Crtr.Extensions {
+	public abstract class TimingModel {
+		public double Time { get; protected set; }
+		public double BeatTime { get; protected set; }
+		public BeatTime FractionalBeatTime { get; protected set; }
+		double m_bpm;
+		public double BPM { get { return m_bpm; } set { m_bpm = value; } }
+		public double BeatLength { get { return 60 / m_bpm; } set { m_bpm = 60 / value; } }
+		public TimingModel(double offset) {
+			Time = offset;
+			FractionalBeatTime = new BeatTime(0, 0, 1);
+		}
+	}
+	public class FractionalBeatTimeTimingModel : TimingModel {
+		public FractionalBeatTimeTimingModel(double offset = 0) : base(offset) { }
+		public void ForwardTo(BeatTime t) {
+			if (t == FractionalBeatTime) return;
+			if (BPM == 0) throw new InvalidOperationException("BPM not determined");
+			FractionalBeatTime = t;
+			var nt = t.Decimal;
+			Time += (nt - BeatTime) / BPM * 60;
+			BeatTime = nt;
+		}
+	}
+	public class BeatTimeTimingModel : TimingModel {
+		public BeatTimeTimingModel(double offset = 0) : base(offset) { }
+		public void ForwardTo(double t) {
+			if (t == BeatTime) return;
+			if (BPM == 0) throw new InvalidOperationException("BPM not determined");
+			Time += (t - BeatTime) / BPM * 60;
+			BeatTime = t;
+			FractionalBeatTime = ToBeatTime(t);
+		}
+		static BeatTime ToBeatTime(double beat, double error = 1e-4) {
+			int i, n, d;
+			FractionUtils.ToFraction(beat, error, out n, out d);
+			i = n / d; n %= d;
+			return new BeatTime(i, n, d);
+		}
+	}
+	public class TimeTimingModel : TimingModel {
+		public TimeTimingModel(double offset = 0) : base(offset) { }
+		public void ForwardTo(double t) {
+			if (t == Time) return;
+			if (BPM == 0) throw new InvalidOperationException("BPM not determined");
+			BeatTime += (t - Time) * BPM / 60;
+			int n, d;
+			FractionUtils.ToFraction(BeatTime, 1f / 48 / BPM * 60, out n, out d);
+			FractionalBeatTime = new BeatTime(n, d);
+			Time = t;
+		}
+	}
+}

Assets/Cryville/Crtr/Extensions/TimingModel.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 5c4a1fab8f53dd742ba6501d682eb7f6
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Extensions/osu.meta

@@ -1,9 +1,8 @@
 fileFormatVersion: 2
-guid: dc2947c139e087f43b375d2510a449df
+guid: dbc046e7cabacbb4fbf74520399a7340
 folderAsset: yes
-timeCreated: 1621384032
-licenseType: Free
 DefaultImporter:
+  externalObjects: {}
   userData: 
   assetBundleName: 
   assetBundleVariant: 

Assets/Cryville/Crtr/Extensions/osu/osuChartConverter.cs

@@ -0,0 +1,383 @@
+using Cryville.Crtr.Browsing;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Text;
+
+namespace Cryville.Crtr.Extensions.osu {
+#pragma warning disable IDE1006
+	public class osuChartConverter : ResourceConverter {
+#pragma warning restore IDE1006
+		static readonly string[] SUPPORTED_FORMATS = { ".osu" };
+		const double OFFSET = 0.07;
+
+		public override string[] GetSupportedFormats() {
+			return SUPPORTED_FORMATS;
+		}
+
+		public override IEnumerable<Resource> ConvertFrom(FileInfo file) {
+			List<Resource> result = new List<Resource>();
+			var meta = new ChartMeta { song = new SongMetaInfo() };
+			var group = new Chart.Group() {
+				tracks = new List<Chart.Track>(),
+				notes = new List<Chart.Note>(),
+				motions = new List<Chart.Motion>(),
+			};
+			var chart = new Chart {
+				format = 2,
+				time = new BeatTime(-4, 0, 1),
+				sigs = new List<Chart.Signature>(),
+				sounds = new List<Chart.Sound>(),
+				motions = new List<Chart.Motion>(),
+				groups = new List<Chart.Group> { group },
+			};
+			var diff = new DifficultyInfo();
+			var evs = new List<osuEvent>();
+
+			bool ftc = false;
+			using (var reader = new StreamReader(file.FullName, Encoding.UTF8)) {
+				Section section = Section.General;
+				int version;
+				bool flag = false;
+				string line;
+				while ((line = reader.ReadLine()) != null) {
+					if (!flag) {
+						if (line.StartsWith("osu file format v")) {
+							version = int.Parse(line.Substring(17), CultureInfo.InvariantCulture);
+							if (version > 14) throw new NotSupportedException("osu! chart format version too high");
+							else if (version < 5) throw new NotImplementedException("osu! chart format version too low"); // TODO apply offset
+						}
+						else throw new NotSupportedException("Unrecognized osu! chart format");
+						flag = true;
+					}
+					if (ShouldSkipLine(line)) continue;
+					if (section != Section.Metadata) line = StripComments(line);
+					line = line.TrimEnd();
+					if (line.StartsWith('[') && line.EndsWith(']')) {
+						Enum.TryParse(line.Substring(1, line.Length - 2), out section);
+						continue;
+					}
+					ParseLine(meta, chart, diff, evs, ref ftc, section, line);
+				}
+			}
+			if (meta.ruleset == "osu!mania") {
+				chart.ruleset = meta.ruleset += "." + diff.CircleSize.ToString(CultureInfo.InvariantCulture) + "k";
+			}
+
+			if (!ftc) throw new InvalidOperationException("Unconvertible chart: no timing point is present in this beatmap");
+			result.Add(new RawChartResource(string.Format("{0} - {1}", meta.song.name, meta.name), chart, meta));
+			var evc = evs.Count;
+			for (int i = 0; i < evc; i++) if (evs[i].IsLong) evs.Add(new osuEvent.EndEvent(evs[i]));
+			evs.Sort();
+
+			var longevs = new Dictionary<osuEvent, ChartEvent>();
+			Chart.Sound bgmEv = null;
+			TimeTimingModel tm = null;
+			foreach (var ev in evs) {
+				if (tm != null) tm.ForwardTo(ev.StartTime / 1e3);
+				if (ev is osuEvent.Audio) {
+					var tev = (osuEvent.Audio)ev;
+					chart.sounds.Add(bgmEv = new Chart.Sound { time = new BeatTime(0, 0, 1), id = meta.song.name });
+					result.Add(new SongResource(meta.song.name, new FileInfo(Path.Combine(file.DirectoryName, tev.AudioFile))));
+				}
+				else if (ev is osuEvent.Background) {
+					meta.cover = ((osuEvent.Background)ev).FileName;
+				}
+				else if (ev is osuEvent.EffectPoint) {
+					var tev = (osuEvent.EffectPoint)ev;
+					group.motions.Add(new Chart.Motion { time = tm.FractionalBeatTime, motion = string.Format(CultureInfo.InvariantCulture, "svm:{0}", tev.ScrollSpeed) });
+				}
+				else if (ev is osuEvent.EndEvent) {
+					if (tm == null) throw new InvalidOperationException("Unconvertible chart: timed event before first timing point");
+					var tev = (osuEvent.EndEvent)ev;
+					longevs[tev.Original].endtime = tm.FractionalBeatTime;
+				}
+				else if (ev is osuEvent.HOMania) {
+					if (tm == null) throw new InvalidOperationException("Unconvertible chart: timed event before first timing point");
+					var tev = (osuEvent.HOMania)ev;
+					var rn = new Chart.Note {
+						time = tm.FractionalBeatTime,
+						motions = new List<Chart.Motion> {
+							new Chart.Motion{ motion = string.Format(CultureInfo.InvariantCulture, "track:{0}", (int)(tev.X * diff.CircleSize / 512)) }
+						},
+					};
+					group.notes.Add(rn);
+					if (tev.IsLong) longevs.Add(tev, rn);
+				}
+				else if (ev is osuEvent.TimingChange) {
+					var tev = (osuEvent.TimingChange)ev;
+					if (tm == null) {
+						tm = new TimeTimingModel(tev.StartTime / 1e3);
+						bgmEv.offset = (float)(tev.StartTime / 1e3 + OFFSET);
+					}
+					tm.BeatLength = tev.BeatLength / 1e3;
+					chart.sigs.Add(new Chart.Signature {
+						time = tm.FractionalBeatTime,
+						tempo = (float)tm.BPM,
+					});
+				}
+				else throw new NotSupportedException("Unsupported event detected");
+			}
+			var endbeat = tm.FractionalBeatTime;
+			endbeat.b += 4;
+			chart.endtime = endbeat;
+			meta.length = (float)tm.Time;
+			meta.note_count = group.notes.Count;
+			return result;
+		}
+
+		void ParseLine(ChartMeta meta, Chart chart, DifficultyInfo diff, List<osuEvent> evs, ref bool ftc, Section section, string line) {
+			switch (section) {
+				case Section.General: HandleGeneral(meta, chart, evs, line); return;
+				case Section.Metadata: HandleMetadata(meta, line); return;
+				case Section.Difficulty: HandleDifficulty(diff, line); return;
+				case Section.Events: HandleEvent(evs, line); return;
+				case Section.TimingPoints: HandleTimingPoint(chart, evs, ref ftc, line); return;
+				case Section.HitObjects: HandleHitObject(evs, line); return;
+			}
+		}
+
+		void HandleGeneral(ChartMeta meta, Chart chart, List<osuEvent> evs, string line) {
+			var pair = SplitKeyVal(line);
+			switch (pair.Key) {
+				case @"AudioFilename":
+					evs.Add(new osuEvent.Audio { StartTime = double.NegativeInfinity, AudioFile = pair.Value });
+					break;
+				case @"Mode":
+					int rulesetID = int.Parse(pair.Value, CultureInfo.InvariantCulture);
+					var ruleset = "osu!";
+					switch (rulesetID) {
+						case 0: /*ruleset += "standard";*/ throw new NotImplementedException("osu!standard mode is not supported yet");
+						case 1: /*ruleset += "taiko";*/ throw new NotImplementedException("osu!taiko mode is not supported yet");
+						case 2: /*ruleset += "catch";*/ throw new NotImplementedException("osu!catch mode is not supported yet");
+						case 3: ruleset += "mania"; break;
+					}
+					meta.ruleset = chart.ruleset = ruleset;
+					break;
+			}
+		}
+
+		void HandleMetadata(ChartMeta meta, string line) {
+			var pair = SplitKeyVal(line);
+			switch (pair.Key) {
+				case @"Title": if (meta.song.name == null) meta.song.name = pair.Value; break;
+				case @"TitleUnicode": meta.song.name = pair.Value; break;
+				case @"Artist": if (meta.song.author == null) meta.song.author = pair.Value; break;
+				case @"ArtistUnicode": meta.song.author = pair.Value; break;
+				case @"Creator": meta.author = pair.Value; break;
+				case @"Version": meta.name = pair.Value; break;
+			}
+		}
+
+		void HandleDifficulty(DifficultyInfo diff, string line) {
+			var pair = SplitKeyVal(line);
+			switch (pair.Key) {
+				case @"CircleSize":
+					diff.CircleSize = float.Parse(pair.Value, CultureInfo.InvariantCulture);
+					break;
+				case @"SliderMultiplier":
+					diff.SliderMultiplier = double.Parse(pair.Value, CultureInfo.InvariantCulture);
+					break;
+			}
+		}
+
+		void HandleEvent(List<osuEvent> evs, string line) {
+			string[] split = line.Split(',');
+			if (!Enum.TryParse(split[0], out LegacyEventType type))
+				throw new InvalidDataException($@"Unknown event type: {split[0]}");
+			switch (type) {
+				case LegacyEventType.Sprite:
+					if (evs.Count == 0 || !(evs[evs.Count - 1] is osuEvent.Background))
+						evs.Add(new osuEvent.Background { StartTime = double.NegativeInfinity, FileName = CleanFilename(split[3]) });
+					break;
+				case LegacyEventType.Background:
+					evs.Add(new osuEvent.Background { StartTime = double.NegativeInfinity, FileName = CleanFilename(split[2]) });
+					break;
+			}
+		}
+		enum LegacyEventType {
+			Background = 0,
+			Video = 1,
+			Break = 2,
+			Colour = 3,
+			Sprite = 4,
+			Sample = 5,
+			Animation = 6
+		}
+
+		void HandleTimingPoint(Chart chart, List<osuEvent> evs, ref bool ftc, string line) {
+			string[] split = line.Split(',');
+
+			double time = double.Parse(split[0].Trim(), CultureInfo.InvariantCulture)/* + offset*/;
+
+			// beatLength is allowed to be NaN to handle an edge case in which some beatmaps use NaN slider velocity to disable slider tick generation (see LegacyDifficultyControlPoint).
+			double beatLength = double.Parse(split[1].Trim(), CultureInfo.InvariantCulture);
+
+			// If beatLength is NaN, speedMultiplier should still be 1 because all comparisons against NaN are false.
+			double speedMultiplier = beatLength < 0 ? 100.0 / -beatLength : 1;
+
+			int timeSignature = 4;
+			if (split.Length >= 3)
+				timeSignature = split[2][0] == '0' ? 4 : int.Parse(split[2], CultureInfo.InvariantCulture);
+
+			bool timingChange = true;
+			if (split.Length >= 7)
+				timingChange = split[6][0] == '1';
+
+			//bool omitFirstBarSignature = false;
+
+			//if (split.Length >= 8) {
+			//	int effectFlags = int.Parse(split[7], CultureInfo.InvariantCulture);
+			//	omitFirstBarSignature = (effectFlags & 0x8) != 0;
+			//}
+
+			if (timingChange) {
+				if (double.IsNaN(beatLength))
+					throw new InvalidDataException("Beat length cannot be NaN in a timing control point");
+				var ev = new osuEvent.TimingChange { StartTime = time, BeatLength = beatLength, TimeSignature = timeSignature };
+				if (!ftc) {
+					ftc = true;
+					ev.StartTime = time % beatLength - beatLength;
+				}
+				evs.Add(ev);
+			}
+
+			// osu!taiko and osu!mania use effect points rather than difficulty points for scroll speed adjustments.
+			if (chart.ruleset == "osu!taiko" || chart.ruleset == "osu!mania")
+				evs.Add(new osuEvent.EffectPoint { StartTime = time, ScrollSpeed = speedMultiplier });
+		}
+
+		void HandleHitObject(List<osuEvent> evs, string line) {
+			string[] split = line.Split(',');
+
+			int posx = (int)float.Parse(split[0], CultureInfo.InvariantCulture);
+			// int posy = (int)float.Parse(split[1], CultureInfo.InvariantCulture);
+
+			double startTime = double.Parse(split[2], CultureInfo.InvariantCulture)/* + Offset*/;
+
+			LegacyHitObjectType type = (LegacyHitObjectType)int.Parse(split[3], CultureInfo.InvariantCulture);
+
+			// int comboOffset = (int)(type & LegacyHitObjectType.ComboOffset) >> 4;
+			type &= ~LegacyHitObjectType.ComboOffset;
+
+			// bool combo = type.HasFlag(LegacyHitObjectType.NewCombo);
+			type &= ~LegacyHitObjectType.NewCombo;
+
+			osuEvent.HitObject result;
+
+			if (type.HasFlag(LegacyHitObjectType.Circle)) {
+				result = new osuEvent.HOManiaHit { X = posx };
+			}
+			else if (type.HasFlag(LegacyHitObjectType.Hold)) {
+				double endTime = Math.Max(startTime, double.Parse(split[2], CultureInfo.InvariantCulture));
+				if (split.Length > 5 && !string.IsNullOrEmpty(split[5])) {
+					string[] ss = split[5].Split(':');
+					endTime = Math.Max(startTime, double.Parse(ss[0], CultureInfo.InvariantCulture));
+				}
+				result = new osuEvent.HOManiaHold { X = posx, EndTime = endTime };
+			}
+			else throw new NotSupportedException(string.Format("Hit objects of type {0} is not supported yet", type));
+
+			if (result == null) throw new InvalidDataException($"Unknown hit object type: {split[3]}");
+
+			result.StartTime = startTime;
+
+			if (result != null) evs.Add(result);
+		}
+		[Flags]
+		enum LegacyHitObjectType {
+			Circle = 1,
+			Slider = 1 << 1,
+			NewCombo = 1 << 2,
+			Spinner = 1 << 3,
+			ComboOffset = (1 << 4) | (1 << 5) | (1 << 6),
+			Hold = 1 << 7
+		}
+
+		static bool ShouldSkipLine(string line) => string.IsNullOrWhiteSpace(line) || line.TrimStart().StartsWith("//", StringComparison.Ordinal)
+			|| line.StartsWith(' ') || line.StartsWith('_');
+		protected string StripComments(string line) {
+			int index = line.IndexOf("//");
+			if (index > 0) return line.Substring(0, index);
+			return line;
+		}
+		KeyValuePair<string, string> SplitKeyVal(string line, char separator = ':', bool shouldTrim = true) {
+			string[] split = line.Split(separator, 2);
+			if (shouldTrim) {
+				for (int i = 0; i < split.Length; i++)
+					split[i] = split[i].Trim();
+			}
+			return new KeyValuePair<string, string> (
+				split[0],
+				split.Length > 1 ? split[1] : string.Empty
+			);
+		}
+		static string CleanFilename(string path) => path.Replace(@"\\", @"\").Trim('"');
+
+		enum Section {
+			General,
+			Editor,
+			Metadata,
+			Difficulty,
+			Events,
+			TimingPoints,
+			Colours,
+			HitObjects,
+			Variables,
+			Fonts,
+			CatchTheBeat,
+			Mania,
+		}
+
+		class DifficultyInfo {
+			public float CircleSize { get; internal set; }
+			public double SliderMultiplier { get; set; }
+		}
+#pragma warning disable IDE1006 // Naming Styles
+		abstract class osuEvent : IComparable<osuEvent> {
+			public virtual double StartTime { get; set; }
+			public virtual double EndTime { get; set; }
+			public bool IsLong { get { return EndTime - StartTime > 0 && EndTime > 0; } }
+			public abstract int Priority { get; }
+			public int CompareTo(osuEvent other) {
+				var c = StartTime.CompareTo(other.StartTime);
+				if (c != 0) return c;
+				return Priority.CompareTo(other.Priority);
+			}
+			public class EndEvent : osuEvent {
+				public osuEvent Original;
+				public EndEvent(osuEvent ev) { if (!ev.IsLong) throw new ArgumentException("Event is not long"); Original = ev; }
+				public override double StartTime { get { return Original.EndTime; } }
+				public override double EndTime { get { return 0; } }
+				public override int Priority { get { return Original.Priority - 1; } }
+			}
+			public class Audio : osuEvent {
+				public string AudioFile { get; set; }
+				public override int Priority { get { return 0; } }
+			}
+			public class TimingChange : osuEvent {
+				public double BeatLength { get; set; }
+				public int TimeSignature { get; set; }
+				public override int Priority { get { return -4; } }
+			}
+			public class EffectPoint : osuEvent {
+				public double ScrollSpeed { get; set; }
+				public override int Priority { get { return -2; } }
+			}
+			public class Background : osuEvent {
+				public string FileName { get; set; }
+				public override int Priority { get { return 0; } }
+			}
+			public class HitObject : osuEvent {
+				public sealed override int Priority { get { return 0; } }
+			}
+			public class HOMania : HitObject {
+				public float X { get; set; }
+			}
+			public class HOManiaHit : HOMania { }
+			public class HOManiaHold : HOMania { }
+		}
+#pragma warning restore IDE1006 // Naming Styles
+	}
+}

Assets/Cryville/Crtr/Extensions/osu/osuChartConverter.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 82838dd8639c2244caf3c830edfbc59c
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Extensions/osu/osuChartFinder.cs

@@ -0,0 +1,24 @@
+using Cryville.Common;
+using Cryville.Crtr.Browsing;
+using Microsoft.Win32;
+using System;
+using System.IO;
+
+namespace Cryville.Crtr.Extensions.osu {
+	public class osuChartFinder : LocalResourceFinder {
+		public override string Name { get { return "osu! beatmaps"; } }
+
+		public override string GetRootPath() {
+			switch (Environment.OSVersion.Platform) {
+				case PlatformID.Win32NT:
+					var reg = Registry.ClassesRoot.OpenSubKey(@"osu!\Shell\Open\Command");
+					if (reg == null) return null;
+					var pathObj = reg.GetValue(null);
+					if (pathObj == null) return null;
+					var path = (string)pathObj;
+					return Path.Combine(new FileInfo(StringUtils.GetProcessPathFromCommand(path)).Directory.FullName, "Songs");
+				default: return null;
+			}
+		}
+	}
+}

Assets/Cryville/Crtr/Extensions/osu/osuChartFinder.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 365d879536c05284fa2335a7676c6cf4
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/Crtr/Game.cs

@@ -76,14 +76,30 @@ namespace Cryville.Crtr {
 #if UNITY_ANDROID
 			Cryville.Audio.OpenSL.OutputClient.CallbackFunction = audioCallback;
 #endif
-			AudioManager = EngineBuilder.Create();
-			Logger.Log("main", 1, "Audio", "Using audio API: {0}", AudioManager.GetType().Namespace);
-			AudioClient = AudioManager.GetDefaultDevice(DataFlow.Out).Connect();
-			AudioClient.Init(AudioClient.DefaultFormat);
-			AudioClient.Source = AudioSequencer = new SimpleSequencerSource();
-			AudioSession = AudioSequencer.NewSession();
-			AudioSequencer.Playing = true;
-			AudioClient.Start();
+			while (true) {
+				try {
+					AudioManager = EngineBuilder.Create();
+					if (AudioManager == null) {
+						Popup.Create("Cannot initialize audio engine");
+						Logger.Log("main", 5, "Audio", "Cannot initialize audio engine");
+					}
+					else {
+						Logger.Log("main", 1, "Audio", "Using audio API: {0}", AudioManager.GetType().Namespace);
+						AudioClient = AudioManager.GetDefaultDevice(DataFlow.Out).Connect();
+						AudioClient.Init(AudioClient.DefaultFormat);
+						AudioClient.Source = AudioSequencer = new SimpleSequencerSource();
+						AudioSession = AudioSequencer.NewSession();
+						AudioSequencer.Playing = true;
+						AudioClient.Start();
+					}
+					break;
+				}
+				catch (Exception ex) {
+					Logger.Log("main", 4, "Audio", "An error occured when initializing the audio engine: {0}", ex);
+					Logger.Log("main", 3, "Audio", "Trying to use fallback audio engines");
+					EngineBuilder.Engines.Remove(AudioManager.GetType());
+				}
+			}
 
 			ChartPlayer.motionRegistry = new Dictionary<Identifier, MotionRegistry> {
 				{ "pt"     , new MotionRegistry(typeof(VecPt)) },

Assets/Cryville/Crtr/GroupHandler.cs

@@ -1,16 +1,15 @@
 using Cryville.Common.Math;
 using Cryville.Crtr.Event;
 using System;
-using System.Collections.Generic;
 using System.Linq;
 using UnityEngine;
 
 namespace Cryville.Crtr {
-	class GroupHandler : ContainerHandler {
+	public class GroupHandler : ContainerHandler {
 		public ChartHandler ch;
 
 		SquareMatrix matFrame;
-		List<ContainerState> tracks;
+		ContainerState[] tracks;
 
 		public GroupHandler(Chart.Group tg, ChartHandler ch) : base() {
 			this.ch = ch;
@@ -28,20 +27,22 @@ namespace Cryville.Crtr {
 				from c in cs.Children
 				where c.Value.Container is Chart.Track
 				select c.Value
-			).ToList();
-			matFrame = SquareMatrix.WithPolynomialCoefficients(tracks.Count);
+			).ToArray();
+			matFrame = SquareMatrix.WithPolynomialCoefficients(tracks.Length);
+			frame = new ColumnVector<Vector3>(tracks.Length);
 		}
 
+		ColumnVector<Vector3> frame;
 		public ColumnVector<Vector3> GetCurrentFrame(Func<ContainerState, Vector3> func) {
-			var vl = from t in tracks select func(t);
-			return matFrame.Eliminate(
-				new ColumnVector<Vector3>(vl.ToArray()),
-				new Vector3Operator()
-			);
+			for (int i = 0; i < tracks.Length; i++)
+				frame[i] = func(tracks[i]);
+			return matFrame.Eliminate(frame, Vector3Operator.Instance);
 		}
 	}
 
 	class Vector3Operator : IVectorOperator<Vector3> {
+		public static Vector3Operator Instance = new Vector3Operator();
+
 		public Vector3 Add(Vector3 lhs, Vector3 rhs) {
 			return lhs + rhs;
 		}

Assets/Cryville/Crtr/InputProxy.cs

@@ -17,6 +17,7 @@ namespace Cryville.Crtr {
 					*(int*)(ptr + 3 * sizeof(float)) = PdtInternalType.Number;
 				}
 			}
+			_vecsrc = new PropSrc.Arbitrary(PdtInternalType.Vector, _vecbuf);
 			_etor = ChartPlayer.etor;
 			_ruleset = ruleset;
 			_judge = judge;
@@ -64,10 +65,6 @@ namespace Cryville.Crtr {
 			if (_use[target] > 0)
 				throw new InvalidOperationException("Input already assigned");
 			if (proxy.Source != null) {
-				if (_judge != null) {
-					proxy.Source.Value.Handler.OnInput -= OnInput; // Prevent duplicated hooks, no exception will be thrown
-					proxy.Source.Value.Handler.OnInput += OnInput;
-				}
 				_tproxies.Add(target, proxy);
 				_sproxies.Add(proxy.Source.Value, proxy);
 				IncrementUseRecursive(target);
@@ -76,7 +73,6 @@ namespace Cryville.Crtr {
 		}
 		void Remove(InputProxyEntry proxy) {
 			var target = proxy.Target;
-			if (_judge != null) _tproxies[target].Source.Value.Handler.OnInput -= OnInput;
 			_sproxies.Remove(_tproxies[target].Source.Value);
 			_tproxies.Remove(target);
 			DecrementUseRecursive(target);
@@ -141,12 +137,22 @@ namespace Cryville.Crtr {
 		public void Activate() {
 			_activeCounts.Clear();
 			_vect.Clear(); _vecs.Clear();
-			foreach (var src in _sproxies.Keys) {
-				_activeCounts.Add(src, 0);
-				src.Handler.Activate();
+			foreach (var src in _sproxies) {
+				_activeCounts.Add(src.Key, 0);
+				var isrc = src.Value.Source;
+				if (isrc != null) {
+					isrc.Value.Handler.OnInput += OnInput;
+				}
+			}
+		}
+		public void Deactivate() {
+			foreach (var src in _sproxies) {
+				var isrc = src.Value.Source;
+				if (isrc != null) {
+					isrc.Value.Handler.OnInput -= OnInput;
+				}
 			}
 		}
-		public void Deactivate() { foreach (var src in _sproxies.Keys) src.Handler.Deactivate(); }
 
 		~InputProxy() {
 			Dispose(false);
@@ -168,11 +174,12 @@ namespace Cryville.Crtr {
 		static readonly int _var_value = IdentifierManager.SharedInstance.Request("value");
 		static readonly PropOp.Arbitrary _arbop = new PropOp.Arbitrary();
 		readonly byte[] _vecbuf = new byte[3 * sizeof(float) + sizeof(int)];
+		readonly PropSrc.Arbitrary _vecsrc;
 		readonly Dictionary<InputHandler, double> _timeOrigins = new Dictionary<InputHandler, double>();
 		readonly Dictionary<InputSource, int> _activeCounts = new Dictionary<InputSource, int>();
 		readonly Dictionary<InputIdentifier, float> _vect = new Dictionary<InputIdentifier, float>();
-		readonly Dictionary<ProxiedInputIdentifier, PropSrc.Arbitrary> _vecs = new Dictionary<ProxiedInputIdentifier, PropSrc.Arbitrary>();
-		static readonly byte[] _nullvalue = new byte[0];
+		readonly Dictionary<ProxiedInputIdentifier, PropSrc> _vecs = new Dictionary<ProxiedInputIdentifier, PropSrc>();
+		static readonly PropSrc.Arbitrary _nullsrc = new PropSrc.Arbitrary(PdtInternalType.Null, new byte[0]);
 		unsafe void OnInput(InputIdentifier id, InputVector vec) {
 			lock (_lock) {
 				InputProxyEntry proxy;
@@ -181,14 +188,15 @@ namespace Cryville.Crtr {
 					float ft, tt = (float)(vec.Time - _timeOrigins[id.Source.Handler]);
 					if (!_vect.TryGetValue(id, out ft)) ft = tt;
 					if (vec.IsNull) {
-						_etor.ContextCascadeUpdate(_var_value, new PropSrc.Arbitrary(PdtInternalType.Null, _nullvalue));
+						_etor.ContextCascadeUpdate(_var_value, _nullsrc);
 						OnInput(id, proxy.Target, ft, tt, true);
 					}
 					else {
 						fixed (byte* ptr = _vecbuf) {
 							*(Vector3*)ptr = vec.Vector;
 						}
-						_etor.ContextCascadeUpdate(_var_value, new PropSrc.Arbitrary(PdtInternalType.Vector, _vecbuf));
+						_vecsrc.Invalidate();
+						_etor.ContextCascadeUpdate(_var_value, _vecsrc);
 						OnInput(id, proxy.Target, ft, tt, false);
 					}
 					_vect[id] = tt;
@@ -211,8 +219,8 @@ namespace Cryville.Crtr {
 			}
 			else {
 				var pid = new ProxiedInputIdentifier { Source = id, Target = target };
-				PropSrc.Arbitrary fv, tv = _etor.ContextCascadeLookup(_var_value);
-				if (!_vecs.TryGetValue(pid, out fv)) fv = new PropSrc.Arbitrary(PdtInternalType.Null, _nullvalue);
+				PropSrc fv, tv = _etor.ContextCascadeLookup(_var_value);
+				if (!_vecs.TryGetValue(pid, out fv)) fv = _nullsrc;
 				if (fv.Type != PdtInternalType.Null || tv.Type != PdtInternalType.Null) {
 					if (fv.Type == PdtInternalType.Null) _activeCounts[id.Source]++;
 					_etor.ContextCascadeInsert();
@@ -222,15 +230,14 @@ namespace Cryville.Crtr {
 					_etor.ContextCascadeDiscard();
 					if (tv.Type == PdtInternalType.Null) _activeCounts[id.Source]--;
 				}
-				_judge.Cleanup(target, ft, tt);
+				_judge.Cleanup(target, tt);
 				_vecs[pid] = tv;
 			}
 		}
 		public void SyncTime(double time) {
 			foreach (var s in _sproxies.Keys) {
 				var h = s.Handler;
-				if (!_timeOrigins.ContainsKey(h)) 
-					_timeOrigins.Add(h, h.GetCurrentTimestamp() - time);
+				_timeOrigins[h] = h.GetCurrentTimestamp() - time;
 			}
 		}
 		public void ForceTick() {

Assets/Cryville/Crtr/Judge.cs

@@ -1,13 +1,13 @@
 using Cryville.Common;
 using Cryville.Common.Buffers;
 using Cryville.Common.Pdt;
-using Cryville.Crtr.Event;
 using System;
 using System.Collections.Generic;
 using System.Globalization;
 
 namespace Cryville.Crtr {
 	public class Judge {
+		#region Data
 		readonly PdtEvaluator _etor;
 		readonly PdtRuleset _rs;
 		readonly Dictionary<Identifier, float> ct
@@ -16,13 +16,14 @@ namespace Cryville.Crtr {
 			= new Dictionary<Identifier, List<JudgeEvent>>();
 		readonly Dictionary<Identifier, List<JudgeEvent>> activeEvs
 			= new Dictionary<Identifier, List<JudgeEvent>>();
-		struct JudgeEvent {
-			public float StartTime { get; set; }
-			public float EndTime { get; set; }
-			public float StartClip { get; set; }
-			public float EndClip { get; set; }
+		public struct JudgeEvent {
+			public double StartTime { get; set; }
+			public double EndTime { get; set; }
+			public double StartClip { get; set; }
+			public double EndClip { get; set; }
+			public Chart.Judge BaseEvent { get; set; }
 			public JudgeDefinition Definition { get; set; }
-			public ContainerState State { get; set; }
+			public NoteHandler Handler { get; set; }
 		}
 		static readonly IComparer<JudgeEvent> _stcmp = new JudgeEventStartTimeComparer();
 		class JudgeEventStartTimeComparer : IComparer<JudgeEvent> {
@@ -33,27 +34,46 @@ namespace Cryville.Crtr {
 		public Judge(PdtRuleset rs) {
 			_etor = ChartPlayer.etor;
 			_rs = rs;
+			InitJudges();
 			InitScores();
 		}
-		public void Prepare(float st, float et, Identifier input, JudgeDefinition def, ContainerState container) {
+		public void Prepare(StampedEvent sev, NoteHandler handler) {
+			var tev = (Chart.Judge)sev.Unstamped;
+			Identifier input = default(Identifier);
+			ChartPlayer.etor.Evaluate(new PropOp.Identifier(v => input = new Identifier(v)), _rs.judges[tev.Id].input);
+			double st = sev.Time, et = st + sev.Duration;
 			List<JudgeEvent> list;
 			if (!evs.TryGetValue(input, out list)) {
 				ct.Add(input, 0);
 				evs.Add(input, list = new List<JudgeEvent>());
 				activeEvs.Add(input, new List<JudgeEvent>());
 			}
+			var def = _rs.judges[tev.Id];
 			var ev = new JudgeEvent {
 				StartTime = st,
 				EndTime = et,
 				StartClip = st + def.clip[0],
 				EndClip = et + def.clip[1],
+				BaseEvent = tev,
 				Definition = def,
-				State = container,
+				Handler = handler,
 			};
 			var index = list.BinarySearch(ev, _stcmp);
 			if (index < 0) index = ~index;
 			list.Insert(index, ev);
 		}
+		#endregion
+		#region Judge
+		internal readonly Dictionary<int, int> judgeMap = new Dictionary<int, int>();
+		internal readonly Dictionary<int, int> jtabsMap = new Dictionary<int, int>();
+		internal readonly Dictionary<int, int> jtrelMap = new Dictionary<int, int>();
+		void InitJudges() {
+			foreach (var i in _rs.judges.Keys) {
+				judgeMap.Add(i.Key, IdentifierManager.SharedInstance.Request("judge_" + i.Name));
+				jtabsMap.Add(i.Key, IdentifierManager.SharedInstance.Request("jtabs_" + i.Name));
+				jtrelMap.Add(i.Key, IdentifierManager.SharedInstance.Request("jtrel_" + i.Name));
+			}
+		}
 		static bool _flag;
 		static readonly PropOp.Boolean _flagop = new PropOp.Boolean(v => _flag = v);
 		static readonly int _var_fn = IdentifierManager.SharedInstance.Request("fn");
@@ -89,10 +109,12 @@ namespace Cryville.Crtr {
 				int num3 = num + (num2 - num >> 1);
 				int num4 = -list[num3].Definition.stack.CompareTo(stack);
 				if (num4 == 0) num4 = list[num3].StartClip.CompareTo(time);
-				if (num4 >= 0) num2 = num3 - 1;
-				else num = num3 + 1;
+				if (num4 > 0) num2 = num3 - 1;
+				else if (num4 < 0) num = num3 + 1;
+				else if (num != num3) num2 = num3;
+				else return num;
 			}
-			return num + 1;
+			return ~num;
 		}
 		public void Feed(Identifier target, float ft, float tt) {
 			Forward(target, tt);
@@ -103,17 +125,17 @@ namespace Cryville.Crtr {
 				var index = 0;
 				while (index >= 0 && index < actlist.Count) {
 					var ev = actlist[index];
-					LoadNum(_numbuf1, ev.StartTime); _etor.ContextCascadeUpdate(_var_fn, new PropSrc.Arbitrary(PdtInternalType.Number, _numbuf1));
-					LoadNum(_numbuf2, ev.EndTime); _etor.ContextCascadeUpdate(_var_tn, new PropSrc.Arbitrary(PdtInternalType.Number, _numbuf2));
+					LoadNum(_numbuf1, (float)ev.StartTime); _etor.ContextCascadeUpdate(_var_fn, new PropSrc.Arbitrary(PdtInternalType.Number, _numbuf1));
+					LoadNum(_numbuf2, (float)ev.EndTime); _etor.ContextCascadeUpdate(_var_tn, new PropSrc.Arbitrary(PdtInternalType.Number, _numbuf2));
 					var def = ev.Definition;
 					if (def.hit != null) _etor.Evaluate(_flagop, def.hit);
 					else _flag = true;
 					if (_flag) {
 						if (def.scores != null) UpdateScore(def.scores);
-						if (def.pass != null) Pass(def.pass);
+						if (def.pass != null) Pass(ev, (ft + tt) / 2, def.pass);
 						actlist.RemoveAt(index);
 						if (def.prop != 0 && actlist.Count > 0) {
-							index = BinarySearchFirst(actlist, ev.StartClip, def.stack - def.prop);
+							index = BinarySearchFirst(actlist, (float)ev.StartClip, def.stack - def.prop);
 							if (index < 0) index = ~index;
 						}
 						else index++;
@@ -122,27 +144,28 @@ namespace Cryville.Crtr {
 				}
 			}
 		}
-		bool Pass(Identifier[] ids) {
+		bool Pass(JudgeEvent ev, float time, Identifier[] ids) {
 			foreach (var i in ids) {
 				var def = _rs.judges[i];
 				if (def.hit != null) _etor.Evaluate(_flagop, def.hit);
 				else _flag = true;
 				if (_flag) {
 					if (def.scores != null) UpdateScore(def.scores);
-					if (def.pass != null) Pass(def.pass);
+					if (def.pass != null) Pass(ev, time, def.pass);
+					ev.Handler.ReportJudge(ev, time, i);
 					return true;
 				}
 			}
 			return false;
 		}
-		public void Cleanup(Identifier target, float ft, float tt) {
+		public void Cleanup(Identifier target, float tt) {
 			Forward(target, tt);
 			var actlist = activeEvs[target];
 			for (int i = actlist.Count - 1; i >= 0; i--) {
 				JudgeEvent ev = actlist[i];
 				if (tt > ev.EndClip) {
 					actlist.RemoveAt(i);
-					if (ev.Definition.miss != null) Pass(ev.Definition.miss);
+					if (ev.Definition.miss != null) Pass(ev, tt, ev.Definition.miss);
 				}
 			}
 		}
@@ -152,7 +175,7 @@ namespace Cryville.Crtr {
 			JudgeEvent ev;
 			while (list.Count > 0 && (ev = list[0]).StartClip <= tt) {
 				list.RemoveAt(0);
-				var index = BinarySearch(actlist, ev.StartClip, ev.Definition.stack);
+				var index = BinarySearch(actlist, (float)ev.StartClip, ev.Definition.stack);
 				if (index < 0) index = ~index;
 				actlist.Insert(index, ev);
 			}
@@ -172,6 +195,8 @@ namespace Cryville.Crtr {
 				}
 			}
 		}
+		#endregion
+		#region Score
 		readonly Dictionary<int, int> scoreStringKeys = new Dictionary<int, int>();
 		readonly Dictionary<int, int> scoreStringKeysRev = new Dictionary<int, int>();
 		readonly Dictionary<int, PropSrc> scoreSrcs = new Dictionary<int, PropSrc>();
@@ -227,7 +252,8 @@ namespace Cryville.Crtr {
 			readonly Func<string> _cb;
 			readonly ArrayPool<byte> _pool;
 			byte[] _buf;
-			public ScoreStringSrc(ArrayPool<byte> pool, Func<string> cb) {
+			public ScoreStringSrc(ArrayPool<byte> pool, Func<string> cb)
+				: base(PdtInternalType.String) {
 				_pool = pool;
 				_cb = cb;
 			}
@@ -238,12 +264,11 @@ namespace Cryville.Crtr {
 					_buf = null;
 				}
 			}
-			protected override unsafe void InternalGet(out int type, out byte[] value) {
+			protected override unsafe void InternalGet() {
 				var src = _cb();
 				int strlen = src.Length;
-				type = PdtInternalType.String;
-				value = _pool.Rent(sizeof(int) + strlen * sizeof(char));
-				fixed (byte* _ptr = value) {
+				buf = _pool.Rent(sizeof(int) + strlen * sizeof(char));
+				fixed (byte* _ptr = buf) {
 					char* ptr = (char*)(_ptr + sizeof(int));
 					*(int*)_ptr = strlen;
 					int i = 0;
@@ -251,7 +276,9 @@ namespace Cryville.Crtr {
 				}
 			}
 		}
+		#endregion
 	}
+	#region Definitions
 	public class InputDefinition {
 		public int dim;
 		public bool notnull;
@@ -280,4 +307,5 @@ namespace Cryville.Crtr {
 		public float init = 0;
 		public string format = "";
 	}
+	#endregion
 }

Assets/Cryville/Crtr/MeshWrapper.cs

@@ -41,7 +41,7 @@ namespace Cryville.Crtr {
 				MeshObject.AddComponent<MeshRenderer>();
 			MeshFilter = MeshObject.GetComponent<MeshFilter>();
 			Renderer = MeshObject.GetComponent<Renderer>();
-			Renderer.material = GenericResources.Materials["-SpriteMat"];
+			Renderer.material = NewMaterial;
 			Initialized = true;
 		}
 		public void Destroy() {

Assets/Cryville/Crtr/Motion.cs

@@ -2,6 +2,7 @@ using Cryville.Common;
 using Cryville.Common.Pdt;
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.Text.RegularExpressions;
 using UnityEngine;
 
@@ -22,9 +23,9 @@ namespace Cryville.Crtr {
 	}
 
 	public static class MotionLerper {
-		public static void Lerp<T>(float time, float tt, T tv, float ft, T fv, TransitionType type, float rate, ref T result) where T : Vector {
+		public static void Lerp<T>(double time, double tt, T tv, double ft, T fv, TransitionType type, float rate, ref T result) where T : Vector {
 			if (fv == null) fv = (T)ReflectionHelper.InvokeEmptyConstructor(tv.GetType());
-			Lerp((time - ft) / (tt - ft), fv, tv, type, rate, ref result);
+			Lerp((float)((time - ft) / (tt - ft)), fv, tv, type, rate, ref result);
 		}
 
 		public static void Lerp<T>(float scaledTime, T from, T to, TransitionType type, float rate, ref T result) where T : Vector {
@@ -34,7 +35,7 @@ namespace Cryville.Crtr {
 			to.LerpWith(from, GetEaseTime(scaledTime, type, rate), ref r);
 		}
 
-		public static float Delerp<T>(T value, float tt, T tv, float ft, T fv, TransitionType type, float rate) where T : Vector {
+		public static double Delerp<T>(T value, double tt, T tv, double ft, T fv, TransitionType type, float rate) where T : Vector {
 			if (fv == null) fv = (T)ReflectionHelper.InvokeEmptyConstructor(tv.GetType());
 			var t = Delerp(value, fv, tv, type, rate);
 			return ft * (1 - t) + tt * t;
@@ -170,6 +171,7 @@ namespace Cryville.Crtr {
 	public class RealtimeMotionValue {
 		public Vector AbsoluteValue;
 		List<MotionNode> RelativeNodes;
+		internal byte CloneTypeFlag;
 
 		public RealtimeMotionValue Init(Vector init) {
 			RelativeNodes = new List<MotionNode> {
@@ -349,6 +351,8 @@ namespace Cryville.Crtr {
 	public abstract class Vector : IComparable<Vector> {
 		public Vector() { }
 
+		public abstract byte Dimension { get; }
+
 		public abstract int CompareTo(Vector other);
 
 		public abstract void ApplyFrom(Vector parent);
@@ -367,11 +371,11 @@ namespace Cryville.Crtr {
 		static readonly Type[] stringTypeArray = new Type[] { typeof(string) };
 		static readonly Type[] floatArrayTypeArray = new Type[] { typeof(float[]) };
 		public static Vector Construct(Type type, string s) {
-			if (!typeof(Vector).IsAssignableFrom(type)) throw new ArgumentException(); // TODO
+			if (!typeof(Vector).IsAssignableFrom(type)) throw new ArgumentException("Type is not vector");
 			return (Vector)type.GetConstructor(stringTypeArray).Invoke(new object[] { s });
 		}
 		public static Vector Construct(Type type, float[] values) {
-			if (!typeof(Vector).IsAssignableFrom(type)) throw new ArgumentException(); // TODO
+			if (!typeof(Vector).IsAssignableFrom(type)) throw new ArgumentException("Type is not vector");
 			return (Vector)type.GetConstructor(floatArrayTypeArray).Invoke(new object[] { values });
 		}
 	}
@@ -390,6 +394,8 @@ namespace Cryville.Crtr {
 			Value = i;
 		}
 
+		public override byte Dimension { get { return 1; } }
+
 		public override int CompareTo(Vector other) {
 			return CompareTo((Vec1)other);
 		}
@@ -433,7 +439,7 @@ namespace Cryville.Crtr {
 		}
 
 		public override string ToString() {
-			return Value.ToString();
+			return Value.ToString(CultureInfo.InvariantCulture);
 		}
 
 		public override float[] ToArray() {
@@ -455,6 +461,8 @@ namespace Cryville.Crtr {
 			Value = i;
 		}
 
+		public override byte Dimension { get { return 1; } }
+
 		public override int CompareTo(Vector other) {
 			throw new NotImplementedException();
 		}
@@ -493,7 +501,7 @@ namespace Cryville.Crtr {
 		}
 
 		public override string ToString() {
-			return Value.ToString();
+			return Value.ToString(CultureInfo.InvariantCulture);
 		}
 
 		public override float[] ToArray() {
@@ -515,6 +523,8 @@ namespace Cryville.Crtr {
 			Value = i;
 		}
 
+		public override byte Dimension { get { return 1; } }
+
 		public override int CompareTo(Vector other) {
 			throw new NotImplementedException();
 		}
@@ -553,7 +563,7 @@ namespace Cryville.Crtr {
 		}
 
 		public override string ToString() {
-			return Value.ToString();
+			return Value.ToString(CultureInfo.InvariantCulture);
 		}
 
 		public override float[] ToArray() {
@@ -576,6 +586,8 @@ namespace Cryville.Crtr {
 			this.h = h;
 		}
 
+		public override byte Dimension { get { return 2; } }
+
 		public static void Parse(string s, out float? w, out float? h) {
 			string[] c = s.Split('+');
 			float rw = 0, rh = 0;
@@ -648,8 +660,8 @@ namespace Cryville.Crtr {
 
 		public static string ToString(float? w, float? h) {
 			List<string> list = new List<string>();
-			if (w != null) list.Add(w.ToString() + "w");
-			if (h != null) list.Add(h.ToString() + "h");
+			if (w != null) list.Add(w.Value.ToString(CultureInfo.InvariantCulture) + "w");
+			if (h != null) list.Add(h.Value.ToString(CultureInfo.InvariantCulture) + "h");
 			return string.Join("+", list.ToArray());
 		}
 
@@ -695,6 +707,8 @@ namespace Cryville.Crtr {
 			this.x = x; this.y = y; this.z = z;
 		}
 
+		public override byte Dimension { get { return 3; } }
+
 		public override int CompareTo(Vector other) {
 			throw new NotImplementedException();
 		}
@@ -744,9 +758,9 @@ namespace Cryville.Crtr {
 
 		public override string ToString() {
 			return string.Format("{0},{1},{2}",
-				x != null ? x.ToString() : "",
-				y != null ? y.ToString() : "",
-				z != null ? z.ToString() : ""
+				x != null ? x.Value.ToString(CultureInfo.InvariantCulture) : "",
+				y != null ? y.Value.ToString(CultureInfo.InvariantCulture) : "",
+				z != null ? z.Value.ToString(CultureInfo.InvariantCulture) : ""
 			);
 		}
 
@@ -771,6 +785,8 @@ namespace Cryville.Crtr {
 			this.xw = xw; this.xh = xh; this.yw = yw; this.yh = yh;
 		}
 
+		public override byte Dimension { get { return 4; } }
+
 		public override int CompareTo(Vector other) {
 			throw new NotImplementedException();
 		}
@@ -850,6 +866,8 @@ namespace Cryville.Crtr {
 			this.xw = xw; this.xh = xh; this.yw = yw; this.yh = yh; this.z = z;
 		}
 
+		public override byte Dimension { get { return 5; } }
+
 		public override int CompareTo(Vector other) {
 			throw new NotImplementedException();
 		}
@@ -915,7 +933,7 @@ namespace Cryville.Crtr {
 		}
 
 		public override string ToString() {
-			return VecPtComp.ToString(xw, xh) + "," + VecPtComp.ToString(yw, yh) + "," + (z != null ? z.ToString() : "");
+			return VecPtComp.ToString(xw, xh) + "," + VecPtComp.ToString(yw, yh) + "," + (z != null ? z.Value.ToString(CultureInfo.InvariantCulture) : "");
 		}
 
 		public override float[] ToArray() {
@@ -923,22 +941,29 @@ namespace Cryville.Crtr {
 		}
 	}
 
-	public class VectorSrc : PropSrc {
-		readonly Func<Vector> _cb;
-		public VectorSrc(Func<Vector> cb) { _cb = cb; }
-		protected override unsafe void InternalGet(out int type, out byte[] value) {
-			var arr = _cb().ToArray();
-			if (arr.Length == 1) {
-				type = PdtInternalType.Number;
-				value = new byte[sizeof(float)];
-				fixed (byte* ptr = value) {
+	public abstract class VectorSrc : PropSrc {
+		protected readonly Func<Vector> _cb;
+		public VectorSrc(Func<Vector> cb, int type) : base(type) { _cb = cb; }
+		public static VectorSrc Construct(Func<Vector> cb) {
+			if (cb().Dimension == 1) return new INumber(cb);
+			else return new IVector(cb);
+		}
+		class INumber : VectorSrc {
+			public INumber(Func<Vector> cb) : base(cb, PdtInternalType.Number) { }
+			protected override unsafe void InternalGet() {
+				var arr = _cb().ToArray();
+				buf = new byte[sizeof(float)];
+				fixed (byte* ptr = buf) {
 					*(float*)ptr = arr[0];
 				}
 			}
-			else {
-				type = PdtInternalType.Vector;
-				value = new byte[sizeof(float) * arr.Length + sizeof(int)];
-				fixed (byte* rptr = value) {
+		}
+		class IVector : VectorSrc {
+			public IVector(Func<Vector> cb) : base(cb, PdtInternalType.Vector) { }
+			protected override unsafe void InternalGet() {
+				var arr = _cb().ToArray();
+				buf = new byte[sizeof(float) * arr.Length + sizeof(int)];
+				fixed (byte* rptr = buf) {
 					var ptr = (float*)rptr;
 					for (int i = 0; i < arr.Length; i++, ptr++) {
 						*ptr = arr[i];

Assets/Cryville/Crtr/NoteHandler.cs

@@ -7,15 +7,12 @@ using System.Collections.Generic;
 using UnityEngine;
 
 namespace Cryville.Crtr {
-	class NoteHandler : ContainerHandler {
+	public class NoteHandler : ContainerHandler {
 		readonly GroupHandler gh;
 		public readonly Chart.Note Event;
-		readonly PdtRuleset ruleset;
-		public NoteHandler(GroupHandler gh, Chart.Note ev, PdtRuleset rs, Judge j) : base() {
-			this.gh = gh;
+		public NoteHandler(Chart.Note ev, GroupHandler gh) : base() {
 			Event = ev;
-			ruleset = rs;
-			judge = j;
+			this.gh = gh;
 		}
 		
 		public override string TypeName {
@@ -25,26 +22,76 @@ namespace Cryville.Crtr {
 		}
 
 		SectionalGameObject[] sgos;
+		readonly Dictionary<Chart.Judge, JudgeState> judges = new Dictionary<Chart.Judge, JudgeState>();
+		readonly Dictionary<int, DynamicJudgeAnchorPair> dynJudgeAnchors = new Dictionary<int, DynamicJudgeAnchorPair>();
+		class JudgeState {
+			static readonly int _var_judge_result = IdentifierManager.SharedInstance.Request("judge_result");
+			public Anchor StaticAnchor { get; private set; }
+			public DynamicJudgeAnchorPair DynamicAnchors { get; private set; }
+			public bool Judged { get; private set; }
+			public float AbsoluteTime { get; private set; }
+			public float RelativeTime { get; private set; }
+			int _result = 0;
+			PropSrc _resultPropSrc;
+			public JudgeState(NoteHandler handler, int name) {
+				StaticAnchor = handler.RegisterAnchor(handler.judge.judgeMap[name], true);
+				DynamicAnchors = handler.GetDynamicJudgeAnchorPair(name);
+			}
+			public void MarkJudged(float abs, float rel, int result) {
+				Judged = true;
+				AbsoluteTime = abs;
+				RelativeTime = rel;
+				_result = result;
+				_resultPropSrc.Invalidate();
+			}
+			public void InitPropSrcs() {
+				StaticAnchor.PropSrcs.Add(_var_judge_result, _resultPropSrc = new PropSrc.Identifier(() => _result));
+			}
+		}
+		class DynamicJudgeAnchorPair {
+			public Anchor Absolute { get; private set; }
+			public Anchor Relative { get; private set; }
+			public DynamicJudgeAnchorPair(Anchor absolute, Anchor relative) {
+				Absolute = absolute;
+				Relative = relative;
+			}
+		}
+		DynamicJudgeAnchorPair GetDynamicJudgeAnchorPair(int name) {
+			DynamicJudgeAnchorPair result;
+			if (!dynJudgeAnchors.TryGetValue(name, out result)) {
+				dynJudgeAnchors.Add(name, result = new DynamicJudgeAnchorPair(
+					RegisterAnchor(judge.jtabsMap[name]),
+					RegisterAnchor(judge.jtrelMap[name])
+				));
+			}
+			return result;
+		}
 
+		public override void PreInit() {
+			base.PreInit();
+			foreach (var j in Event.judges) {
+				judges.Add(j, new JudgeState(this, j.Id.Key));
+			}
+		}
 		public override void Init() {
 			base.Init();
 			sgos = gogroup.GetComponentsInChildren<SectionalGameObject>();
+			foreach (var judge in judges.Values) judge.InitPropSrcs();
 		}
 		protected override void PreAwake(ContainerState s) {
 			base.PreAwake(s);
 #if UNITY_5_6_OR_NEWER
-			a_head.SetPositionAndRotation(Position = GetFramePoint(s.Parent, s.Track), Rotation = GetFrameRotation(s.Parent, s.Track));
+			a_head.Transform.SetPositionAndRotation(Position = GetFramePoint(s.Parent, s.Track), Rotation = GetFrameRotation(s.Parent, s.Track));
 #else
-			a_head.position = Position = GetFramePoint(s.Parent, s.Track);
-			a_head.rotation = Rotation = GetFrameRotation(s.Parent, s.Track);
+			a_head.Transform.position = Position = GetFramePoint(s.Parent, s.Track);
+			a_head.Transform.rotation = Rotation = GetFrameRotation(s.Parent, s.Track);
 #endif
 		}
 		protected override void Awake(ContainerState s) {
 			base.Awake(s);
 			if (s.CloneType == 2) {
 				if (!gogroup) return;
-				Chart.Note tev = Event;
-				if (tev.IsLong) {
+				if (Event.IsLong) {
 					foreach (var i in sgos) {
 						i.Reset();
 						i.AppendPoint(Position, Rotation);
@@ -54,8 +101,8 @@ namespace Cryville.Crtr {
 #if UNITY_5_6_OR_NEWER
 					gogroup.SetPositionAndRotation(Position, Rotation);
 #else
-				gogroup.position = Position;
-				gogroup.rotation = Rotation;
+					gogroup.position = Position;
+					gogroup.rotation = Rotation;
 #endif
 				}
 			}
@@ -63,13 +110,11 @@ namespace Cryville.Crtr {
 
 		public override void Update(ContainerState s, StampedEvent ev) {
 			base.Update(s, ev);
-			if (s.CloneType == 1) {
-				Position = GetFramePoint(bs.Parent, bs.Track);
-				Rotation = GetFrameRotation(bs.Parent, bs.Track);
+			if (s.CloneType <= 2) {
+				Position = GetFramePoint(s.Parent, s.Track);
+				Rotation = GetFrameRotation(s.Parent, s.Track);
 			}
-			else if (s.CloneType == 2) {
-				Position = GetFramePoint(ts.Parent, ts.Track);
-				Rotation = GetFrameRotation(ts.Parent, ts.Track);
+			if (s.CloneType == 2) {
 				if (!gogroup) return;
 				Chart.Note tev = Event;
 				if (tev.IsLong) {
@@ -81,31 +126,35 @@ namespace Cryville.Crtr {
 				if (ev == null) { }
 				else if (ev.Unstamped == null) { }
 				else if (ev.Unstamped is Chart.Judge) {
-					var tev = (Chart.Judge)ev.Unstamped;
-					Identifier name = default(Identifier);
-					ChartPlayer.etor.ContextEvent = tev;
+					ChartPlayer.etor.ContextEvent = ev.Unstamped;
 					ChartPlayer.etor.ContextState = s;
-					ChartPlayer.etor.Evaluate(new PropOp.Identifier(v => name = new Identifier(v)), ruleset.judges[tev.Id].input);
-					judge.Prepare(ev.Time, ev.Time + ev.Duration, name, ruleset.judges[tev.Id], cs);
+					judge.Prepare(ev, this);
 					ChartPlayer.etor.ContextState = null;
 					ChartPlayer.etor.ContextEvent = null;
 				}
 			}
 		}
 
+		public override void Anchor() {
+			base.Anchor();
+			foreach (var j in judges.Values) {
+				if (!j.Judged) continue;
+				PushAnchorEvent(j.AbsoluteTime, j.DynamicAnchors.Absolute);
+				PushAnchorEvent(j.RelativeTime + cs.Time, j.DynamicAnchors.Relative);
+			}
+		}
+
 		public override void EndUpdate(ContainerState s) {
 			if (s.CloneType == 2 && gogroup) {
 				foreach (var i in sgos) i.Seal();
 #if UNITY_5_6_OR_NEWER
-				a_tail.SetPositionAndRotation(GetFramePoint(ts.Parent, ts.Track), Quaternion.Euler(ts.Direction));
+				a_tail.Transform.SetPositionAndRotation(GetFramePoint(ts.Parent, ts.Track), Quaternion.Euler(ts.Direction));
 #else
-				a_tail.position = GetFramePoint(ts.Parent, ts.Track);
-				a_tail.rotation = Quaternion.Euler(ts.Direction);
+				a_tail.Transform.position = GetFramePoint(ts.Parent, ts.Track);
+				a_tail.Transform.rotation = Quaternion.Euler(ts.Direction);
 #endif
 			}
-			OpenAnchor("tail");
 			base.EndUpdate(s);
-			CloseAnchor("tail");
 		}
 		
 		Vector3 GetFramePoint(ContainerState state, float track) {
@@ -117,6 +166,7 @@ namespace Cryville.Crtr {
 			return Quaternion.LookRotation(r, state.Normal);
 		}
 
+		readonly List<Vector3> ctrl = new List<Vector3>(2);
 		Vector3 GetFrame(ContainerState state, float track, Func<ContainerState, Vector3> func) {
 			// TODO
 			int id = Mathf.FloorToInt(track);
@@ -134,7 +184,7 @@ namespace Cryville.Crtr {
 			if (c0 && c1)
 				return (1 - t) * p1 + t * p2;
 			else {
-				var ctrl = new List<Vector3>(2);
+				ctrl.Clear();
 				if (!c0) {
 					var tp = ts0.GetControlPoint(true, deltaz);
 					if (tp != Vector3.zero) ctrl.Add(tp);
@@ -149,7 +199,7 @@ namespace Cryville.Crtr {
 						ColumnVector<float>.WithPolynomialCoefficients(
 							frame.Size, track
 						),
-						new Vector3Operator()
+						Vector3Operator.Instance
 					);
 				}
 				else if (ctrl.Count == 1) {
@@ -161,5 +211,11 @@ namespace Cryville.Crtr {
 				}
 			}
 		}
+
+		public void ReportJudge(Judge.JudgeEvent ev, float time, Identifier result) {
+			JudgeState state;
+			if (!judges.TryGetValue(ev.BaseEvent, out state)) return;
+			state.MarkJudged(time, (float)(ev.StartTime - time), result.Key);
+		}
 	}
 }

Assets/Cryville/Crtr/PdtEvaluator.cs

@@ -3,6 +3,7 @@ using Cryville.Common.Pdt;
 using Cryville.Crtr.Event;
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using UnityEngine;
 
 namespace Cryville.Crtr {
@@ -10,16 +11,19 @@ namespace Cryville.Crtr {
 		static readonly Dictionary<PdtOperatorSignature, PdtOperator> _shortops = new Dictionary<PdtOperatorSignature, PdtOperator>();
 		readonly Dictionary<int, PdtOperator> _ctxops = new Dictionary<int, PdtOperator>();
 
+		static readonly byte[] _nullbuf = new byte[0];
 		readonly byte[] _numbuf = new byte[4];
 		static readonly int _var_w = IdentifierManager.SharedInstance.Request("w");
 		static readonly int _var_h = IdentifierManager.SharedInstance.Request("h");
 		static readonly int _var_true = IdentifierManager.SharedInstance.Request("true");
 		static readonly int _var_false = IdentifierManager.SharedInstance.Request("false");
-		protected override void GetVariable(int name, out int type, out byte[] value) {
+		static readonly int _var_null = IdentifierManager.SharedInstance.Request("null");
+		protected override void GetVariable(int name, bool forced, out int type, out byte[] value) {
 			if (name == _var_w) { LoadNum(ChartPlayer.hitRect.width); type = PdtInternalType.Number; value = _numbuf; }
 			else if (name == _var_h) { LoadNum(ChartPlayer.hitRect.height); type = PdtInternalType.Number; value = _numbuf; }
 			else if (name == _var_true) { LoadNum(1); type = PdtInternalType.Number; value = _numbuf; }
 			else if (name == _var_false) { LoadNum(0); type = PdtInternalType.Number; value = _numbuf; }
+			else if (name == _var_null) { LoadIdent(0); type = PdtInternalType.Undefined; value = _numbuf; }
 			else {
 				var id = new Identifier(name);
 				PropSrc prop;
@@ -28,7 +32,7 @@ namespace Cryville.Crtr {
 				}
 				else if (ContextState != null && ChartPlayer.motionRegistry.ContainsKey(id)) {
 					var vec = ContextState.GetRawValue(id);
-					new VectorSrc(() => vec).Get(out type, out value);
+					VectorSrc.Construct(() => vec).Get(out type, out value);
 				}
 				else if (ContextJudge != null && ContextJudge.TryGetScoreSrc(name, out prop)) {
 					prop.Get(out type, out value);
@@ -39,35 +43,28 @@ namespace Cryville.Crtr {
 					RevokePotentialConstant();
 				}
 				else {
-					PropSrc.Arbitrary result = ContextCascadeLookup(name);
+					PropSrc result = ContextCascadeLookup(name);
 					if (result != null) {
 						result.Get(out type, out value);
 					}
+					else if (forced) {
+						type = PdtInternalType.Error;
+						value = _nullbuf;
+					}
 					else {
 						type = PdtInternalType.Undefined;
-						LoadNum(name);
+						LoadIdent(name);
 						value = _numbuf;
 					}
 				}
 			}
 		}
-		unsafe void LoadNum(int value) {
+		unsafe void LoadIdent(int value) {
 			fixed (byte* ptr = _numbuf) *(int*)ptr = value;
 		}
 		unsafe void LoadNum(float value) {
 			fixed (byte* ptr = _numbuf) *(float*)ptr = value;
 		}
-		unsafe byte[] GetBytes(string value) {
-			int strlen = value.Length;
-			byte[] result = new byte[strlen * sizeof(char) + sizeof(int)];
-			fixed (byte* _ptr = result) {
-				char* ptr = (char*)(_ptr + sizeof(int));
-				*(int*)_ptr = strlen;
-				int i = 0;
-				foreach (var c in value) ptr[i++] = c;
-			}
-			return result;
-		}
 		static readonly int _op_sep = IdentifierManager.SharedInstance.Request(",");
 		static readonly int _func_int_map = IdentifierManager.SharedInstance.Request("int_map");
 		protected override PdtOperator GetOperator(PdtOperatorSignature sig) {
@@ -94,9 +91,10 @@ namespace Cryville.Crtr {
 		static readonly int _colop_and = IdentifierManager.SharedInstance.Request("&");
 		static readonly int _colop_or = IdentifierManager.SharedInstance.Request("|");
 		protected override bool Collapse(int name, PdtVariableMemory param) {
+			if (param.Type == PdtInternalType.Error) throw new ArgumentException("Error");
 			if (name == _colop_and) return param.Type == PdtInternalType.Number && param.AsNumber() <= 0;
 			else if (name == _colop_or) return param.Type != PdtInternalType.Number || param.AsNumber() > 0;
-			else throw new KeyNotFoundException(string.Format("Undefined collapse operator {0}", name));
+			else throw new KeyNotFoundException(string.Format("Undefined collapse operator {0}", IdentifierManager.SharedInstance.Retrieve(name)));
 		}
 
 		public ChartEvent ContextEvent { private get; set; }
@@ -105,18 +103,22 @@ namespace Cryville.Crtr {
 		public Judge ContextJudge { private get; set; }
 		public PropSrc ContextSelfValue { private get; set; }
 
-		readonly Dictionary<int, PropSrc.Arbitrary>[] ContextCascade = new Dictionary<int, PropSrc.Arbitrary>[256];
+		readonly Dictionary<int, PropSrc>[] ContextCascade = new Dictionary<int, PropSrc>[256];
 		int _cascadeHeight;
 		public void ContextCascadeInsert() {
 			ContextCascade[_cascadeHeight++].Clear();
 		}
-		public void ContextCascadeUpdate(int key, PropSrc.Arbitrary value) {
+		public void ContextCascadeInsert(Dictionary<int, PropSrc> srcs) {
+			ContextCascadeInsert();
+			foreach (var src in srcs) ContextCascadeUpdate(src.Key, src.Value);
+		}
+		public void ContextCascadeUpdate(int key, PropSrc value) {
 			ContextCascade[_cascadeHeight - 1][key] = value;
 		}
-		public PropSrc.Arbitrary ContextCascadeLookup(int name) {
-			PropSrc.Arbitrary result;
+		public PropSrc ContextCascadeLookup(int name) {
+			PropSrc result;
 			for (int i = _cascadeHeight - 1; i >= 0; i--) {
-				Dictionary<int, PropSrc.Arbitrary> cas = ContextCascade[i];
+				Dictionary<int, PropSrc> cas = ContextCascade[i];
 				if (cas.TryGetValue(name, out result)) {
 					return result;
 				}
@@ -128,7 +130,7 @@ namespace Cryville.Crtr {
 		}
 
 		public PdtEvaluator() {
-			for (int i = 0; i < ContextCascade.Length; i++) ContextCascade[i] = new Dictionary<int, PropSrc.Arbitrary>();
+			for (int i = 0; i < ContextCascade.Length; i++) ContextCascade[i] = new Dictionary<int, PropSrc>();
 
 			_ctxops.Add(IdentifierManager.SharedInstance.Request("screen_edge"), new func_screen_edge(() => ContextTransform));
 			_ctxops.Add(IdentifierManager.SharedInstance.Request("int"), new func_int(() => ContextSelfValue));
@@ -164,6 +166,7 @@ namespace Cryville.Crtr {
 
 			_shortops.Add(new PdtOperatorSignature("frame_seq", 3), new func_frame_seq());
 			_shortops.Add(new PdtOperatorSignature("in_area", 1), new func_in_area());
+			_shortops.Add(new PdtOperatorSignature("is", 2), new func_is());
 		}
 		#region Operators
 #pragma warning disable IDE1006
@@ -261,7 +264,7 @@ namespace Cryville.Crtr {
 				if (blit) GetReturnFrame(PdtInternalType.Array, len + 2 * sizeof(int)).SetArraySuffix(type, LoadedOperandCount);
 				else GetReturnFrame(PdtInternalType.Vector, len + sizeof(int)).SetArraySuffix(type);
 			}
-			bool IsBlittable(int type) {
+			static bool IsBlittable(int type) {
 				return type == PdtInternalType.Number;
 			}
 		}
@@ -309,7 +312,7 @@ namespace Cryville.Crtr {
 				ret.SetArraySuffix(PdtInternalType.String, fc);
 				int o = 0;
 				for (int i = f; i <= t; i++) {
-					var s = pf + i.ToString();
+					var s = pf + i.ToString(CultureInfo.InvariantCulture);
 					ret.SetString(s, o);
 					o += sizeof(int) + s.Length * sizeof(char);
 				}
@@ -346,6 +349,17 @@ namespace Cryville.Crtr {
 				hit.CopyTo(ret);
 			}
 		}
+		class func_is : PdtOperator {
+			public func_is() : base(2) { }
+			protected override unsafe void Execute() {
+				var op0 = GetOperand(0);
+				if (op0.Type == PdtInternalType.Error) throw new ArgumentException("Error");
+				var op1 = GetOperand(1);
+				if (op1.Type == PdtInternalType.Error) throw new ArgumentException("Error");
+				var ret = GetReturnFrame(PdtInternalType.Number, sizeof(float));
+				ret.SetNumber(op0.Equals(op1) ? 1 : 0);
+			}
+		}
 		#endregion
 		#region Contextual Functions
 		class func_screen_edge : PdtOperator {

Assets/Cryville/Crtr/PropOp.cs

@@ -4,6 +4,7 @@ using System;
 using System.Collections.Generic;
 using System.Reflection;
 using RBeatTime = Cryville.Crtr.BeatTime;
+using RTargetString = Cryville.Common.Buffers.TargetString;
 
 namespace Cryville.Crtr {
 	public abstract class PropOp : PdtOperator {
@@ -45,6 +46,22 @@ namespace Cryville.Crtr {
 				_cb(GetOperand(0).AsString());
 			}
 		}
+		public class TargetString : PropOp {
+			readonly Func<RTargetString> _cb;
+			public TargetString(Func<RTargetString> cb) { _cb = cb; }
+			protected override unsafe void Execute() {
+				var target = _cb();
+				var op = GetOperand(0);
+				if (op.Type != PdtInternalType.String) throw new ArgumentException("Not a string");
+				var ptr = (byte*)op.TrustedAsOfLength(op.Length);
+				var len = *(int*)ptr;
+				target.Length = len;
+				var cptr = (char*)(ptr + sizeof(int));
+				for (int i = 0; i < len; i++)
+					target[i] = cptr[i];
+				target.Validate();
+			}
+		}
 		public class Identifier : PropOp {
 			readonly Action<int> _cb;
 			public Identifier(Action<int> cb) { _cb = cb; }
@@ -55,19 +72,21 @@ namespace Cryville.Crtr {
 		public class Enum<T> : PropOp {
 			readonly static Dictionary<int, int> _cache = new Dictionary<int, int>();
 			readonly Action<T> _cb;
-			public Enum(Action<T> cb) {
+			readonly Func<int, T> _caster;
+			public Enum(Action<T> cb, Func<int, T> caster) {
 				if (!typeof(T).IsEnum)
 					throw new ArgumentException("Type is not enum");
 				var names = typeof(T).GetFields(BindingFlags.Public | BindingFlags.Static);
 				for (int i = 0; i < names.Length; i++)
 					_cache[IdentifierManager.SharedInstance.Request(names[i].Name)] = Convert.ToInt32(names[i].GetValue(null));
 				_cb = cb;
+				_caster = caster;
 			}
 			protected override void Execute() {
 				int result = 0;
 				for (int i = 0; i < LoadedOperandCount; i++)
 					result |= _cache[GetOperand(0).AsIdentifier()];
-				_cb((T)(object)result);
+				_cb(_caster(result));
 			}
 		}
 		public class BeatTime : PropOp {

Assets/Cryville/Crtr/PropSrc.cs

@@ -4,52 +4,60 @@ using RBeatTime = Cryville.Crtr.BeatTime;
 
 namespace Cryville.Crtr {
 	public abstract class PropSrc {
-		int _type;
-		byte[] _buf = null;
-		public virtual void Invalidate() { _buf = null; }
-		public void Get(out int type, out byte[] value) {
-			if (_buf == null) InternalGet(out _type, out _buf);
-			type = _type;
-			value = _buf;
+		public int Type { get; private set; }
+		public PropSrc(int type) {
+			Type = type;
 		}
-		protected abstract void InternalGet(out int type, out byte[] value);
+		protected byte[] buf = null;
+		protected virtual bool Invalidated { get { return buf == null; } }
+		public virtual void Invalidate() { buf = null; }
+		public void Get(out int type, out byte[] value) {
+			if (Invalidated) InternalGet();
+			type = Type;
+			value = buf;
+		}
+		protected abstract void InternalGet();
 		public class Arbitrary : PropSrc {
-			public int Type { get; private set; }
 			readonly byte[] _value;
-			public Arbitrary(int type, byte[] value) {
-				Type = type;
+			public Arbitrary(int type, byte[] value) : base(type) {
 				_value = value;
 			}
-			protected override void InternalGet(out int type, out byte[] value) {
-				type = Type;
-				value = _value;
+			protected override void InternalGet() {
+				buf = _value;
 			}
 		}
 		public class Boolean : PropSrc {
 			readonly Func<bool> _cb;
-			public Boolean(Func<bool> cb) { _cb = cb; }
-			protected override void InternalGet(out int type, out byte[] value) {
-				type = PdtInternalType.Number;
-				value = new byte[] { _cb() ? (byte)1 : (byte)0, 0, 0, 0 };
+			bool m_invalidated = true;
+			protected override bool Invalidated { get { return m_invalidated; } }
+			public override void Invalidate() { m_invalidated = true; }
+			public Boolean(Func<bool> cb) : base(PdtInternalType.Number) { _cb = cb; buf = new byte[4]; }
+			protected override void InternalGet() {
+				m_invalidated = false;
+				buf[0] = _cb() ? (byte)1 : (byte)0;
 			}
 		}
 		public class Float : PropSrc {
 			readonly Func<float> _cb;
-			public Float(Func<float> cb) { _cb = cb; }
-			protected override void InternalGet(out int type, out byte[] value) {
-				type = PdtInternalType.Number;
-				value = BitConverter.GetBytes(_cb());
+			bool m_invalidated = true;
+			protected override bool Invalidated { get { return m_invalidated; } }
+			public override void Invalidate() { m_invalidated = true; }
+			public Float(Func<float> cb) : base(PdtInternalType.Number) { _cb = cb; buf = new byte[4]; }
+			protected override unsafe void InternalGet() {
+				m_invalidated = false;
+				fixed (byte* _ptr = buf) {
+					*(float*)_ptr = _cb();
+				}
 			}
 		}
 		public class String : PropSrc {
 			readonly Func<string> _cb;
-			public String(Func<string> cb) { _cb = cb; }
-			protected override unsafe void InternalGet(out int type, out byte[] value) {
-				type = PdtInternalType.String;
+			public String(Func<string> cb) : base(PdtInternalType.String) { _cb = cb; }
+			protected override unsafe void InternalGet() {
 				var v = _cb();
 				int strlen = v.Length;
-				value = new byte[strlen * sizeof(char) + sizeof(int)];
-				fixed (byte* _ptr = value) {
+				buf = new byte[strlen * sizeof(char) + sizeof(int)];
+				fixed (byte* _ptr = buf) {
 					char* ptr = (char*)(_ptr + sizeof(int));
 					*(int*)_ptr = strlen;
 					int i = 0;
@@ -59,20 +67,18 @@ namespace Cryville.Crtr {
 		}
 		public class Identifier : PropSrc {
 			readonly Func<int> _cb;
-			public Identifier(Func<int> cb) { _cb = cb; }
-			protected override void InternalGet(out int type, out byte[] value) {
-				type = PdtInternalType.Undefined;
-				value = BitConverter.GetBytes(_cb());
+			public Identifier(Func<int> cb) : base(PdtInternalType.Undefined) { _cb = cb; }
+			protected override void InternalGet() {
+				buf = BitConverter.GetBytes(_cb());
 			}
 		}
 		public class BeatTime : PropSrc {
 			readonly Func<RBeatTime> _cb;
-			public BeatTime(Func<RBeatTime> cb) { _cb = cb; }
-			protected override unsafe void InternalGet(out int type, out byte[] value) {
+			public BeatTime(Func<RBeatTime> cb) : base(PdtInternalType.Vector) { _cb = cb; }
+			protected override unsafe void InternalGet() {
 				var bt = _cb();
-				type = PdtInternalType.Vector;
-				value = new byte[4 * sizeof(int)];
-				fixed (byte* _ptr = value) {
+				buf = new byte[4 * sizeof(int)];
+				fixed (byte* _ptr = buf) {
 					int* ptr = (int*)_ptr;
 					*ptr++ = bt.b;
 					*ptr++ = bt.n;

Assets/Cryville/Crtr/Settings.cs

@@ -34,6 +34,17 @@ namespace Cryville.Crtr {
 			}
 		}
 
+		[Category("gameplay")]
+		[Range(-1, 5)]
+		public int ForceSyncFrames {
+			get {
+				return PlayerPrefs.GetInt("ForceSyncFrames", 5);
+			}
+			set {
+				PlayerPrefs.SetInt("ForceSyncFrames", value);
+			}
+		}
+
 		[Browsable(false)]
 		[Category("data")]
 		[Description("The directory where the game files are stored.")]
@@ -175,6 +186,26 @@ namespace Cryville.Crtr {
 			}
 		}
 
+		[Category("debug")]
+		public bool ClearLogOnPlay {
+			get {
+				return PlayerPrefs.GetInt("ClearLogOnPlay", 1) == 1;
+			}
+			set {
+				PlayerPrefs.SetInt("ClearLogOnPlay", value ? 1 : 0);
+			}
+		}
+
+		[Category("debug")]
+		public bool HideLogOnPlay {
+			get {
+				return PlayerPrefs.GetInt("HideLogOnPlay", 1) == 1;
+			}
+			set {
+				PlayerPrefs.SetInt("HideLogOnPlay", value ? 1 : 0);
+			}
+		}
+
 		public void Save() { PlayerPrefs.Save(); }
 		public void Reset() { PlayerPrefs.DeleteAll(); }
 	}

Assets/Cryville/Crtr/SettingsPanel.cs

@@ -36,7 +36,7 @@ namespace Cryville.Crtr {
 			}
 		}
 
-		Dictionary<string, List<PropertyInfo>> _categories = new Dictionary<string, List<PropertyInfo>>();
+		readonly Dictionary<string, List<PropertyInfo>> _categories = new Dictionary<string, List<PropertyInfo>>();
 		public void LoadProperties() {
 			_categories.Clear();
 			_invalidated = false;

Assets/Cryville/Crtr/Skin.cs

@@ -69,7 +69,7 @@ namespace Cryville.Crtr {
 	}
 	public struct SkinPropertyKey {
 		public Type Component;
-		public string Name;
+		public int Name;
 	}
 	public class SkinElementBinder : EmptyBinder {
 		public override object ChangeType(object value, Type type, CultureInfo culture) {
@@ -81,9 +81,9 @@ namespace Cryville.Crtr {
 						if (key[0] == '*')
 							return new SkinPropertyKey { Component = GetComponentByName(key.Substring(1)) };
 						else
-							return new SkinPropertyKey { Component = typeof(TransformInterface), Name = key };
+							return new SkinPropertyKey { Component = typeof(TransformInterface), Name = IdentifierManager.SharedInstance.Request(key) };
 					case 2:
-						return new SkinPropertyKey { Component = GetComponentByName(cp[0]), Name = cp[1] };
+						return new SkinPropertyKey { Component = GetComponentByName(cp[0]), Name = IdentifierManager.SharedInstance.Request(cp[1]) };
 				}
 			}
 			return base.ChangeType(value, type, culture);

Assets/Cryville/Crtr/SkinContainer.cs

@@ -1,4 +1,5 @@
-using Cryville.Common.Pdt;
+using Cryville.Common;
+using Cryville.Common.Pdt;
 using Cryville.Crtr.Components;
 using Cryville.Crtr.Event;
 using System;
@@ -9,88 +10,159 @@ using UnityEngine.Profiling;
 namespace Cryville.Crtr {
 	public class SkinContainer {
 		readonly PdtSkin skin;
-		readonly Dictionary<SkinElement, Transform> matchedStatic
-			= new Dictionary<SkinElement, Transform>();
-		readonly Dictionary<SkinElement, Transform> matchedDynamic
-			= new Dictionary<SkinElement, Transform>();
+		readonly List<DynamicProperty> dynprops = new List<DynamicProperty>();
+		struct DynamicProperty {
+			public RuntimeSkinContext Context { get; set; }
+			public SkinPropertyKey Key { get; set; }
+			public PdtExpression Value { get; set; }
+		}
+		readonly List<DynamicElement> dynelems = new List<DynamicElement>();
+		struct DynamicElement {
+			public RuntimeSkinContext Context { get; set; }
+			public SkinSelectors Selectors { get; set; }
+			public SkinElement Element { get; set; }
+		}
 		public SkinContainer(PdtSkin _skin) {
 			skin = _skin;
 		}
-		public void MatchStatic(ContainerState context) {
-			ChartPlayer.etor.ContextState = context;
-			ChartPlayer.etor.ContextEvent = context.Container;
-			matchedStatic.Clear();
-			MatchStatic(skin, context, context.Handler.gogroup);
-
-			foreach (var m in matchedStatic) {
-				var el = m.Key;
-				var obj = m.Value;
-				ChartPlayer.etor.ContextTransform = obj;
-				foreach (var p in el.properties) {
-					if (p.Key.Name == null)
-						obj.gameObject.AddComponent(p.Key.Component);
-					else {
-						ChartPlayer.etor.Evaluate(GetPropOp(obj, p.Key), p.Value);
-					}
-				}
-				ChartPlayer.etor.ContextTransform = null;
-			}
+		public void MatchStatic(ContainerState state) {
+			dynprops.Clear(); dynelems.Clear();
+			ChartPlayer.etor.ContextState = state;
+			ChartPlayer.etor.ContextEvent = state.Container;
+			MatchStatic(skin, state, new RuntimeSkinContext(state.Handler.SkinContext));
 			ChartPlayer.etor.ContextEvent = null;
 			ChartPlayer.etor.ContextState = null;
 		}
-		void MatchStatic(SkinElement rel, ContainerState context, Transform anchor = null) {
-			matchedStatic.Add(rel, anchor);
-			foreach (var r in rel.elements) {
-				var new_anchor = r.Key.MatchStatic(context, anchor);
-				if (new_anchor != null) {
-					MatchStatic(r.Value, context, new_anchor);
+		void MatchStatic(SkinElement rel, ContainerState state, RuntimeSkinContext ctx) {
+			var rc = ctx.ReadContext;
+			ChartPlayer.etor.ContextTransform = rc.Transform;
+			if (rc.PropSrcs != null) ChartPlayer.etor.ContextCascadeInsert(rc.PropSrcs);
+			foreach (var p in rel.properties) {
+				if (p.Key.Name == 0)
+					rc.Transform.gameObject.AddComponent(p.Key.Component);
+				else {
+					ChartPlayer.etor.Evaluate(GetPropOp(ctx.WriteTransform, p.Key).Operator, p.Value);
+					if (!p.Value.IsConstant) dynprops.Add(
+						new DynamicProperty { Context = ctx, Key = p.Key, Value = p.Value }
+					);
 				}
 			}
-		}
-		public void MatchDynamic(ContainerState context) {
-			Profiler.BeginSample("SkinContainer.MatchDynamic");
-			ChartPlayer.etor.ContextState = context;
-			ChartPlayer.etor.ContextEvent = context.Container;
-			matchedDynamic.Clear();
-			MatchDynamic(skin, context, context.Handler.gogroup);
-
-			foreach (var m in matchedDynamic) {
-				var el = m.Key;
-				var obj = m.Value;
-				ChartPlayer.etor.ContextTransform = obj;
-				foreach (var p in el.properties) {
-					if (p.Key.Name == null) continue;
-					if (p.Value.IsConstant) continue;
-					ChartPlayer.etor.Evaluate(GetPropOp(obj, p.Key), p.Value);
+			ChartPlayer.etor.ContextTransform = null;
+			foreach (var r in rel.elements) {
+				try {
+					var nctxs = r.Key.MatchStatic(state, rc);
+					var roflag = r.Key.annotations.Contains("if");
+					var woflag = r.Key.annotations.Contains("then");
+					foreach (var nctx in nctxs) {
+						var nrctx = new RuntimeSkinContext(nctx, ctx, roflag, woflag);
+						MatchStatic(r.Value, state, nrctx);
+					}
 				}
-				ChartPlayer.etor.ContextTransform = null;
+				catch (SelectorNotAvailableException) {
+					dynelems.Add(
+						new DynamicElement { Context = ctx, Selectors = r.Key, Element = r.Value }
+					);
+				}
+			}
+			if (rc.PropSrcs != null) ChartPlayer.etor.ContextCascadeDiscard();
+		}
+		public void MatchDynamic(ContainerState state) {
+			if (dynprops.Count == 0 && dynelems.Count == 0) return;
+			Profiler.BeginSample("SkinContainer.MatchDynamic");
+			ChartPlayer.etor.ContextState = state;
+			ChartPlayer.etor.ContextEvent = state.Container;
+			for (int i = 0; i < dynprops.Count; i++) {
+				DynamicProperty p = dynprops[i];
+				var psrcs = p.Context.ReadContext.PropSrcs;
+				if (psrcs != null) ChartPlayer.etor.ContextCascadeInsert(psrcs);
+				var prop = GetPropOp(p.Context.WriteTransform, p.Key);
+				if (state.CloneType > prop.UpdateCloneType) continue;
+				ChartPlayer.etor.Evaluate(prop.Operator, p.Value);
+				if (psrcs != null) ChartPlayer.etor.ContextCascadeDiscard();
+			}
+			for (int i = 0; i < dynelems.Count; i++) {
+				DynamicElement e = dynelems[i];
+				var psrcs = e.Context.ReadContext.PropSrcs;
+				if (psrcs != null) ChartPlayer.etor.ContextCascadeInsert(psrcs);
+				var nctx = e.Selectors.MatchDynamic(state, e.Context.ReadContext);
+				if (nctx != null) MatchDynamic(e.Element, state, new RuntimeSkinContext(
+					nctx, e.Context, e.Selectors.annotations.Contains("if"), e.Selectors.annotations.Contains("then")
+				));
+				if (psrcs != null) ChartPlayer.etor.ContextCascadeDiscard();
 			}
 			ChartPlayer.etor.ContextEvent = null;
 			ChartPlayer.etor.ContextState = null;
 			Profiler.EndSample();
 		}
-		void MatchDynamic(SkinElement rel, ContainerState context, Transform anchor = null) {
-			matchedDynamic.Add(rel, anchor);
-			foreach (var r in rel.elements) {
-				Transform new_anchor;
-				if (!matchedStatic.ContainsKey(r.Value)) continue;
-				if (!r.Key.IsUpdatable(context)) continue;
-				new_anchor = r.Key.MatchDynamic(
-					context, r.Value, matchedStatic[r.Value], anchor
-				);
-				if (new_anchor != null) {
-					MatchDynamic(r.Value, context, new_anchor);
-				}
+		void MatchDynamic(SkinElement rel, ContainerState state, RuntimeSkinContext ctx) {
+			var rc = ctx.ReadContext;
+			ChartPlayer.etor.ContextTransform = rc.Transform;
+			if (rc.PropSrcs != null) ChartPlayer.etor.ContextCascadeInsert(rc.PropSrcs);
+			foreach (var p in rel.properties) {
+				if (p.Key.Name == 0)
+					throw new InvalidOperationException("Component creation in dynamic context is not allowed");
+				var prop = GetPropOp(ctx.WriteTransform, p.Key);
+				if (state.CloneType > prop.UpdateCloneType) continue;
+				ChartPlayer.etor.Evaluate(prop.Operator, p.Value);
 			}
+			ChartPlayer.etor.ContextTransform = null;
+			foreach (var r in rel.elements) {
+				if (!r.Key.IsUpdatable(state)) continue;
+				var nctx = r.Key.MatchDynamic(state, rc);
+				if (nctx != null) MatchDynamic(r.Value, state, new RuntimeSkinContext(
+					nctx, ctx, r.Key.annotations.Contains("if"), r.Key.annotations.Contains("then")
+				));
+			}
+			if (rc.PropSrcs != null) ChartPlayer.etor.ContextCascadeDiscard();
 		}
-		PdtOperator GetPropOp(Transform obj, SkinPropertyKey key) {
+		SkinProperty GetPropOp(Transform obj, SkinPropertyKey key) {
 			var ctype = key.Component;
 			var comp = (SkinComponent)obj.GetComponent(ctype);
-			if (comp == null) throw new InvalidOperationException("Component instance not found");
-			PdtOperator result;
-			if (!comp.PropOps.TryGetValue(key.Name, out result))
-				throw new ArgumentException(string.Format("Property {0} not found on component", key.Name));
+			if (comp == null) throw new InvalidOperationException(string.Format(
+				"Trying to set property {0} but the component is not found",
+				IdentifierManager.SharedInstance.Retrieve(key.Name)
+			));
+			SkinProperty result;
+			if (!comp.Properties.TryGetValue(key.Name, out result))
+				throw new ArgumentException(string.Format(
+					"Property {0} not found on component",
+					IdentifierManager.SharedInstance.Retrieve(key.Name)
+				));
 			return result;
 		}
 	}
+	public class SkinContext {
+		public Transform Transform { get; private set; }
+		public Dictionary<int, PropSrc> PropSrcs { get; private set; }
+		public SkinContext(Transform transform, Dictionary<int, PropSrc> propSrcs = null) {
+			Transform = transform;
+			PropSrcs = propSrcs;
+		}
+	}
+	public struct RuntimeSkinContext {
+		public SkinContext ReadContext { get; private set; }
+		public Transform WriteTransform { get; private set; }
+		public RuntimeSkinContext(SkinContext rw) {
+			ReadContext = rw;
+			WriteTransform = rw.Transform;
+		}
+		public RuntimeSkinContext(SkinContext r, Transform w) {
+			ReadContext = r;
+			WriteTransform = w;
+		}
+		public RuntimeSkinContext(SkinContext newctx, RuntimeSkinContext oldctx, bool roflag, bool woflag) {
+			if (roflag) {
+				ReadContext = newctx;
+				WriteTransform = oldctx.WriteTransform;
+			}
+			else if (woflag) {
+				ReadContext = oldctx.ReadContext;
+				WriteTransform = newctx.Transform;
+			}
+			else {
+				ReadContext = newctx;
+				WriteTransform = newctx.Transform;
+			}
+		}
+	}
 }

Assets/Cryville/Crtr/SkinInterpreter.cs

@@ -28,7 +28,7 @@ namespace Cryville.Crtr {
 						GetChar();
 						if (cc == '.') {
 							GetChar();
-							s.Add(new SkinSelector.State(GetIdentifier()));
+							s.Add(new SkinSelector.AtAnchor(GetIdentifier()));
 							key = null;
 						}
 						else {

Assets/Cryville/Crtr/SkinSelectors.cs

@@ -1,19 +1,22 @@
+using Cryville.Common;
 using Cryville.Common.Pdt;
 using Cryville.Crtr.Components;
 using Cryville.Crtr.Event;
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Runtime.Serialization;
 using UnityEngine;
+using CAnchor = Cryville.Crtr.Anchor;
 
 namespace Cryville.Crtr {
 	public class SkinSelectors {
 		readonly SkinSelector[] selectors;
-		readonly string[] annotations;
+		public readonly HashSet<string> annotations;
 
 		public SkinSelectors(IEnumerable<SkinSelector> s, IEnumerable<string> a) {
 			selectors = s.ToArray();
-			annotations = a.ToArray();
+			annotations = a.ToHashSet();
 		}
 		public override string ToString() {
 			if (selectors.Length == 0) return "";
@@ -34,68 +37,71 @@ namespace Cryville.Crtr {
 				selectors[i].Optimize(etor);
 			}
 		}
-		public Transform MatchStatic(ContainerState h, Transform anchor = null) {
+		public IEnumerable<SkinContext> MatchStatic(ContainerState h, SkinContext ctx) {
+			IEnumerable<SkinContext> result = new SkinContext[] { ctx };
 			foreach (var s in selectors) {
-				anchor = s.Match(h, anchor);
-				if (anchor == null) return null;
+				result = result.SelectMany(l => s.MatchStatic(h, l));
 			}
-			return anchor;
+			return result;
 		}
 		public bool IsUpdatable(ContainerState h) {
 			foreach (var s in selectors)
 				if (!s.IsUpdatable(h)) return false;
 			return true;
 		}
-		public Transform MatchDynamic(ContainerState h, SkinElement e, Transform old_target, Transform anchor = null) {
-			if (!e.IsDynamic) return null;
+		public SkinContext MatchDynamic(ContainerState h, SkinContext ctx) {
 			foreach (var s in selectors) {
-				anchor = s.Match(h, anchor, old_target);
-				if (anchor == null) return null;
+				ctx = s.MatchDynamic(h, ctx);
+				if (ctx == null) return null;
 			}
-			return anchor;
+			return ctx;
 		}
 	}
 
 	public abstract class SkinSelector {
 		protected SkinSelector() { }
-		public abstract bool IsStatic {
-			get;
-		}
 		public virtual void Optimize(PdtEvaluatorBase etor) { }
-		public abstract Transform Match(ContainerState h, Transform a, Transform ot = null);
+		public virtual IEnumerable<SkinContext> MatchStatic(ContainerState h, SkinContext c) { throw new SelectorNotAvailableException(); }
+		public virtual SkinContext MatchDynamic(ContainerState h, SkinContext c) { throw new SelectorNotAvailableException(); }
 		public virtual bool IsUpdatable(ContainerState h) {
 			return true;
 		}
 		public class CreateObject : SkinSelector {
 			public CreateObject() { }
-			public override bool IsStatic {
-				get { return true; }
-			}
-			public override Transform Match(ContainerState h, Transform a, Transform ot = null) {
-				if (ot != null)
-					return ot;
-				var obj = new GameObject {
-					name = "__obj__"
-				};
-				obj.transform.SetParent(a, false);
+			public override IEnumerable<SkinContext> MatchStatic(ContainerState h, SkinContext c) {
+				var obj = new GameObject("__obj__");
+				obj.transform.SetParent(c.Transform, false);
 				obj.AddComponent<TransformInterface>();
-				return obj.transform;
+				return new SkinContext[] { new SkinContext(obj.transform) };
 			}
 		}
 		public class Anchor : SkinSelector {
-			public string Name { get; private set; }
+			public int Name { get; private set; }
 			public Anchor(string name) {
-				Name = name;
-			}
-			public override bool IsStatic {
-				get { return true; }
+				Name = IdentifierManager.SharedInstance.Request(name);
 			}
 
-			public override Transform Match(ContainerState h, Transform a, Transform ot = null) {
-				return h.Handler.Anchors[Name].Transform;
+			public override IEnumerable<SkinContext> MatchStatic(ContainerState h, SkinContext c) {
+				List<CAnchor> anchors;
+				if (h.Handler.Anchors.TryGetValue(Name, out anchors)) {
+					return anchors.Select(a => a.SkinContext);
+				}
+				else return Enumerable.Empty<SkinContext>();
 			}
 			public override bool IsUpdatable(ContainerState h) {
-				return h.Handler.Anchors[Name].Opened;
+				return h.Handler.OpenedAnchor != null && h.Handler.OpenedAnchor.Name == Name;
+			}
+		}
+		public class AtAnchor : SkinSelector {
+			public int Name { get; private set; }
+			public AtAnchor(string name) {
+				Name = IdentifierManager.SharedInstance.Request(name);
+			}
+			public override SkinContext MatchDynamic(ContainerState h, SkinContext c) {
+				return IsUpdatable(h) ? c : null;
+			}
+			public override bool IsUpdatable(ContainerState h) {
+				return h.Handler.OpenedAnchor != null && h.Handler.OpenedAnchor.Name == Name;
 			}
 		}
 		public class Property : SkinSelector {
@@ -109,34 +115,46 @@ namespace Cryville.Crtr {
 			public override void Optimize(PdtEvaluatorBase etor) {
 				etor.Optimize(_exp);
 			}
-			public override bool IsStatic {
-				get { throw new NotImplementedException(); }
+			public override IEnumerable<SkinContext> MatchStatic(ContainerState h, SkinContext c) {
+				var result = Match(c);
+				if (result != null) return new SkinContext[] { result };
+				else return Enumerable.Empty<SkinContext>();
 			}
-			public override Transform Match(ContainerState h, Transform a, Transform ot = null) {
-				ChartPlayer.etor.ContextTransform = a;
-				ChartPlayer.etor.Evaluate(_op, _exp);
-				ChartPlayer.etor.ContextTransform = null;
-				return _flag ? a : null;
+			public override SkinContext MatchDynamic(ContainerState h, SkinContext c) {
+				return Match(c);
+			}
+			public SkinContext Match(SkinContext a) {
+				ChartPlayer.etor.ContextTransform = a.Transform;
+				try {
+					ChartPlayer.etor.Evaluate(_op, _exp);
+					return _flag ? a : null;
+				}
+				catch (Exception ex) {
+					throw new SelectorNotAvailableException("The expression is not evaluatable under the current context", ex);
+				}
+				finally {
+					ChartPlayer.etor.ContextTransform = null;
+				}
 			}
 		}
 		public class State : SkinSelector {
 			public State(string state) { }
-			public override bool IsStatic {
-				get { return false; }
-			}
-			public override Transform Match(ContainerState h, Transform a, Transform ot = null) {
-				return null; // TODO
+			public override SkinContext MatchDynamic(ContainerState h, SkinContext c) {
+				return null;
 			}
 		}
 		public class ElementType : SkinSelector {
 			readonly string _type;
 			public ElementType(string type) { _type = type; }
-			public override bool IsStatic {
-				get { return true; }
-			}
-			public override Transform Match(ContainerState h, Transform a, Transform ot = null) {
-				return h.Handler.TypeName == _type ? a : null;
+			public override IEnumerable<SkinContext> MatchStatic(ContainerState h, SkinContext c) {
+				return h.Handler.TypeName == _type ? new SkinContext[] { c } : Enumerable.Empty<SkinContext>();
 			}
 		}
 	}
+	public class SelectorNotAvailableException : Exception {
+		public SelectorNotAvailableException() : base("The selector is not available under the current context") { }
+		public SelectorNotAvailableException(string message) : base(message) { }
+		public SelectorNotAvailableException(string message, Exception innerException) : base(message, innerException) { }
+		protected SelectorNotAvailableException(SerializationInfo info, StreamingContext context) : base(info, context) { }
+	}
 }

Assets/Cryville/Crtr/SpriteFrame.cs

@@ -3,32 +3,18 @@ using UnityEngine;
 
 namespace Cryville.Crtr {
 	public class SpriteFrame {
-#pragma warning disable IDE1006
-		Rect _frame;
-		public Rect frame {
-			get { return _frame; }
-			set { _frame = value; }
-		}
-		public Rect textureRect {
-			get { return _frame; }
-			set { _frame = value; }
+		Rect m_frame;
+		public Rect Frame {
+			get { return m_frame; }
+			set { m_frame = value; }
 		}
 
-		bool _rotated = false;
-		public bool rotated {
-			get { return _rotated; }
-			set { _rotated = value; }
+		bool m_rotated = false;
+		public bool Rotated {
+			get { return m_rotated; }
+			set { m_rotated = value; }
 		}
-		public bool textureRotated {
-			get { return _rotated; }
-			set { _rotated = value; }
-		}
-#pragma warning restore IDE1006
 
-		public Vector2 offset;
-
-		public Rect sourceColorRect;
-		public Vector2 sourceSize;
 		private Rect _uv;
 		private Vector2[] cuv;
 		public Rect UV {
@@ -41,7 +27,7 @@ namespace Cryville.Crtr {
 				float x1 = Mathf.Max(_uv.xMin, _uv.xMax);
 				float y0 = Mathf.Min(_uv.yMin, _uv.yMax);
 				float y1 = Mathf.Max(_uv.yMin, _uv.yMax);
-				if (_rotated) cuv = new Vector2[]{
+				if (m_rotated) cuv = new Vector2[]{
 						new Vector2(x0, y1),
 						new Vector2(x1, y0),
 						new Vector2(x0, y0),
@@ -78,29 +64,18 @@ namespace Cryville.Crtr {
 
 		public void Init() {
 			if (Texture == null)
-				throw new InvalidOperationException(); // TODO
-			_frame = new Rect(Vector2.zero, Size);
-			var w = _frame.width;
-			var h = _frame.height;
-			float x = _frame.x / w;
-			float y = 1 - _frame.y / h;
-			float tw = (_rotated ? _frame.height : _frame.width) / w;
-			float th = (_rotated ? _frame.width : _frame.height) / h;
-			if (_rotated) UV = new Rect(x, y, tw, -th);
+				throw new InvalidOperationException("Missing texture");
+			m_frame = new Rect(Vector2.zero, Size);
+			var w = m_frame.width;
+			var h = m_frame.height;
+			float x = m_frame.x / w;
+			float y = 1 - m_frame.y / h;
+			float tw = (m_rotated ? m_frame.height : m_frame.width) / w;
+			float th = (m_rotated ? m_frame.width : m_frame.height) / h;
+			if (m_rotated) UV = new Rect(x, y, tw, -th);
 			else UV = new Rect(x, y, tw, -th);
 		}
 
-		public void Init(int w, int h, Texture2D _base) {
-			if (Texture != null)
-				throw new InvalidOperationException(); // TODO
-			Texture = _base;
-			float x = _frame.x / w;
-			float y = 1 - _frame.y / h;
-			float tw = (_rotated ? _frame.height : _frame.width) / w;
-			float th = (_rotated ? _frame.width : _frame.height) / h;
-			if (_rotated) UV = new Rect(x, y, tw, -th);
-			else UV = new Rect(x, y, tw, -th);
-		}
 		public SpriteFrame() { }
 		public SpriteFrame(Texture2D tex) {
 			Texture = tex;

Assets/Cryville/Crtr/StampedEvent.cs

@@ -1,18 +1,19 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using CAnchor = Cryville.Crtr.Anchor;
 
 namespace Cryville.Crtr {
 	public class StampedEvent : IComparable<StampedEvent> {
-		public float Time;
+		public double Time;
 		public ChartEvent Unstamped;
 		public EventContainer Container;
 		public StampedEvent Origin;
 		public List<StampedEvent> Subevents = new List<StampedEvent>();
-		private StampedEvent attev = null;
+		public List<StampedEvent> Coevents;
 		private StampedEvent relev = null;
 
-		public float Duration {
+		public double Duration {
 			get {
 				if (Unstamped == null) return 0;
 				if (Unstamped.IsLong)
@@ -27,34 +28,14 @@ namespace Cryville.Crtr {
 				throw new NotImplementedException();
 			}
 		}
-		
-		public class PlaySound : StampedEvent {
-			public new Chart.Sound Unstamped;
+
+		public class Anchor : StampedEvent {
+			public CAnchor Target;
 			public override int Priority {
 				get { return 0; }
 			}
 		}
 
-		public class Judge : StampedEvent {
-			public float NoteTime;
-			public JudgeDefinition TargetJudge;
-			public Judge StartEvent;
-			public bool IsEndJudge;
-			public override int Priority {
-				get { return StartEvent == null ? 4 : 6; }
-			}
-			protected override int cmpExtra(StampedEvent other) {
-				return Equals(StartEvent, other) ? 1 : 0;
-			}
-		}
-		
-		public StampedEvent AttackEvent {
-			get {
-				if (attev == null) attev = Subevents.FirstOrDefault(ev => ev.Time == this.Time);
-				return attev;
-			}
-		}
-
 		public StampedEvent ReleaseEvent {
 			get {
 				if (relev == null) relev = Subevents.FirstOrDefault(ev => ((InstantEvent)ev.Unstamped).IsRelease);
@@ -75,12 +56,12 @@ namespace Cryville.Crtr {
 			if (u != 0) return u;
 			u = this.Duration.CompareTo(other.Duration);
 			if (u != 0) return u;
-			u = cmpExtra(other);
+			u = CompareExtra(other);
 			if (u != 0) return u;
 			return GetHashCode().CompareTo(other.GetHashCode());
 		}
 
-		protected virtual int cmpExtra(StampedEvent other) {
+		protected virtual int CompareExtra(StampedEvent other) {
 			return 0;
 		}
 	}

Assets/Cryville/Crtr/StateBase.cs

@@ -1,71 +1,128 @@
-using System;
 using System.Collections.Generic;
 
 namespace Cryville.Crtr {
+	/// <summary>
+	/// A time-forward handler of a sequence of events.
+	/// </summary>
+	/// <typeparam name="T">The event type.</typeparam>
 	public abstract class StateBase<T> {
-		public int EventId;
-		public float Time;
-		public Chart chart;
-		public List<T> events;
+		/// <summary>
+		/// The current time of the state in seconds.
+		/// </summary>
+		public double Time { get; protected set; }
+		/// <summary>
+		/// The index of the event to be handled next.
+		/// </summary>
+		protected int EventId;
+		/// <summary>
+		/// The event list.
+		/// </summary>
+		protected readonly List<T> Events;
 
 		bool breakflag = false;
 		
-		public StateBase(Chart c, List<T> evs) {
-			chart = c;
-			events = evs;
+		/// <summary>
+		/// Creates an instance of the <see cref="StateBase{T}" /> class.
+		/// </summary>
+		/// <param name="evs">The event list.</param>
+		public StateBase(List<T> evs) {
+			Events = evs;
 			EventId = 0;
 			Time = 0;
 		}
 
+		/// <summary>
+		/// Creates a copy of the current state.
+		/// </summary>
+		/// <returns>A copy of the current state.</returns>
+		/// <remarks>
+		/// <para><see cref="Events" /> is shared across copies.</para>
+		/// </remarks>
 		public virtual StateBase<T> Clone() {
-			return (StateBase<T>)base.MemberwiseClone();
+			return (StateBase<T>)MemberwiseClone();
 		}
 
+		/// <summary>
+		/// Copies the state to another existing state.
+		/// </summary>
+		/// <param name="dest">The state to be overridden.</param>
 		public virtual void CopyTo(StateBase<T> dest) {
-			dest.EventId = EventId;
 			dest.Time = Time;
+			dest.EventId = EventId;
 			dest.breakflag = breakflag;
 		}
 
+		/// <summary>
+		/// Interrupts the forward process.
+		/// </summary>
 		public virtual void Break() {
 			breakflag = true;
 		}
 
-		public void Forward(Action<T> callback = null) {
-			ForwardToTime(float.PositiveInfinity, callback);
+		/// <summary>
+		/// Walks through all the remaining events.
+		/// </summary>
+		public void Forward() {
+			ForwardToTime(double.PositiveInfinity);
 		}
 
-		public void ForwardByTime(float time, Action<T> callback = null) {
-			ForwardToTime(Time + time, callback);
+		/// <summary>
+		/// Forwards the time by the specified span and walks through all the encountered events.
+		/// </summary>
+		/// <param name="time">The span in seconds.</param>
+		public void ForwardByTime(double time) {
+			ForwardToTime(Time + time);
 		}
 
-		public void ForwardOnceByTime(float time, Action<T> callback = null) {
-			ForwardOnceToTime(Time + time, callback);
+		/// <summary>
+		/// Forwards the time by the specified span but walks through at most one event.
+		/// </summary>
+		/// <param name="time">The span in seconds.</param>
+		public void ForwardOnceByTime(double time) {
+			ForwardOnceToTime(Time + time);
 		}
 
-		public void ForwardToTime(float toTime, Action<T> callback = null) {
+		/// <summary>
+		/// Forwards the time to the specified time and walks through all the encountered events.
+		/// </summary>
+		/// <param name="toTime">The time in seconds.</param>
+		public void ForwardToTime(double toTime) {
 			breakflag = false;
-			ForwardOnceToTime(Time, callback);
+			ForwardOnceToTime(Time);
 			while (Time < toTime) {
-				ForwardOnceToTime(toTime, callback);
+				ForwardOnceToTime(toTime);
 				if (breakflag) break;
 			}
 		}
 
-		public void ForwardStepByTime(float time, float step, Action<T> callback = null) {
-			ForwardStepToTime(Time + time, step, callback);
+		/// <summary>
+		/// Forwards the time by the specified span and walks through all the encountered events, with a specified step.
+		/// </summary>
+		/// <param name="time">The span in seconds.</param>
+		/// <param name="step">The step in seconds.</param>
+		public void ForwardStepByTime(double time, double step) {
+			ForwardStepToTime(Time + time, step);
 		}
 
-		public void ForwardStepToTime(float toTime, float step, Action<T> callback = null) {
+		/// <summary>
+		/// Forwards the time to the specified time and walks through all the encountered events, with a specified step.
+		/// </summary>
+		/// <param name="toTime">The time in seconds.</param>
+		/// <param name="step">The step in seconds.</param>
+		public void ForwardStepToTime(double toTime, double step) {
 			breakflag = false;
-			ForwardOnceToTime(Time, callback);
+			ForwardOnceToTime(Time);
 			while (Time < toTime) {
-				float next = Time + step;
-				ForwardOnceToTime(next < toTime ? next : toTime, callback);
+				double next = Time + step;
+				ForwardOnceToTime(next < toTime ? next : toTime);
 				if (breakflag) break;
 			}
 		}
-		
-		public abstract void ForwardOnceToTime(float toTime, Action<T> callback = null);
+
+		/// <summary>
+		/// Forwards the time to the specified time but walks through at most one event.
+		/// </summary>
+		/// <param name="toTime">The time in seconds.</param>
+		public abstract void ForwardOnceToTime(double toTime);
 	}
 }

Assets/Cryville/Crtr/TrackHandler.cs

@@ -7,8 +7,8 @@ namespace Cryville.Crtr {
 		readonly GroupHandler gh;
 		readonly Chart.Track track;
 
-		public TrackHandler(GroupHandler gh, Chart.Track _track) : base() {
-			track = _track;
+		public TrackHandler(Chart.Track ev, GroupHandler gh) : base() {
+			track = ev;
 			this.gh = gh;
 		}
 		
@@ -32,10 +32,10 @@ namespace Cryville.Crtr {
 			ptime = s.Time;
 			if (s.CloneType == 2) {
 #if UNITY_5_6_OR_NEWER
-				a_head.SetPositionAndRotation(GetCurrentWorldPoint(), Quaternion.Euler(s.Direction));
+				a_head.Transform.SetPositionAndRotation(GetCurrentWorldPoint(), Quaternion.Euler(s.Direction));
 #else
-				a_head.position = GetCurrentWorldPoint();
-				a_head.rotation = Quaternion.Euler(s.Direction);
+				a_head.Transform.position = GetCurrentWorldPoint();
+				a_head.Transform.rotation = Quaternion.Euler(s.Direction);
 #endif
 			}
 			else if (s.CloneType == 3) {
@@ -57,7 +57,7 @@ namespace Cryville.Crtr {
 		Vector3 cpt; // Current point
 		Vector3 ppt = Vector3.zero; // Previous point
 		Vector3 pwp = Vector3.zero; // Previous world point
-		float ptime; // Previous time
+		double ptime; // Previous time
 		float length;
 
 		public override void Update(ContainerState s, StampedEvent ev) {
@@ -67,7 +67,7 @@ namespace Cryville.Crtr {
 				var tsv = s.ScrollVelocity;
 
 				Vector3 dpt = (Vector3)tpt - ppt; // Delta 2D point
-				dpt.z = (s.Time - ptime) * ChartPlayer.sv * tsv; // Delta Z
+				dpt.z = (float)((s.Time - ptime) * ChartPlayer.sv * tsv); // Delta Z
 				Quaternion rotq = Quaternion.Euler(s.Direction); // Rotation
 				var dwp = rotq * dpt; // Delta world point
 				var nl = length + dwp.magnitude; // New length
@@ -97,7 +97,7 @@ namespace Cryville.Crtr {
 			pwp = Vector3.zero;
 			ptime = s.Time;
 			length = 0;
-			//Logger.LogFormat("main", 0, "Debug", "SV: {0}", cs.GetRawValue<Vec1m>("svm").Value);
+			// Logger.LogFormat("main", 0, "Debug", "SV: {0}", cs.GetRawValue<Vec1m>("svm").Value);
 		}
 
 		// TODO Fix anchor rotation
@@ -107,9 +107,7 @@ namespace Cryville.Crtr {
 		}
 
 		public override void EndUpdate(ContainerState s) {
-			OpenAnchor("tail");
 			base.EndUpdate(s);
-			CloseAnchor("tail");
 			if (s.CloneType == 0 || s.CloneType == 2) {
 				EndUpdatePosition(ts);
 				var p = GetCurrentWorldPoint();
@@ -118,10 +116,10 @@ namespace Cryville.Crtr {
 					i.Seal();
 				}
 #if UNITY_5_6_OR_NEWER
-				a_tail.SetPositionAndRotation(GetCurrentWorldPoint(), Quaternion.Euler(ts.Direction));
+				a_tail.Transform.SetPositionAndRotation(GetCurrentWorldPoint(), Quaternion.Euler(ts.Direction));
 #else
-				a_tail.position = GetCurrentWorldPoint();
-				a_tail.rotation = Quaternion.Euler(ts.Direction);
+				a_tail.Transform.position = GetCurrentWorldPoint();
+				a_tail.Transform.rotation = Quaternion.Euler(ts.Direction);
 #endif
 			}
 			else if (s.CloneType == 3) EndUpdatePosition(ns);
@@ -133,7 +131,7 @@ namespace Cryville.Crtr {
 			var tsv = s.ScrollVelocity;
 			
 			Vector3 dpt = (Vector3)tpt - ppt;
-			dpt.z = (s.Time - ptime) * ChartPlayer.sv * tsv;
+			dpt.z = (float)((s.Time - ptime) * ChartPlayer.sv * tsv);
 			Quaternion rotq = Quaternion.Euler(s.Direction);
 			var dwp = rotq * dpt; // Delta world point
 			var nl = length + dwp.magnitude; // New length

Assets/Cryville/Cryville.Crtr.asmdef

@@ -0,0 +1,17 @@
+{
+    "name": "Cryville.Crtr",
+    "rootNamespace": "",
+    "references": [
+        "GUID:d8ea0e0da3ad53a45b65c912ffcacab0",
+        "GUID:5686e5ee69d0e084c843d61c240d7fdb"
+    ],
+    "includePlatforms": [],
+    "excludePlatforms": [],
+    "allowUnsafeCode": true,
+    "overrideReferences": false,
+    "precompiledReferences": [],
+    "autoReferenced": true,
+    "defineConstraints": [],
+    "versionDefines": [],
+    "noEngineReferences": false
+}

Assets/Cryville/Cryville.Crtr.asmdef.meta

@@ -0,0 +1,7 @@
+fileFormatVersion: 2
+guid: 6eb95bd93da7fd54c8c2da321efabb1f
+AssemblyDefinitionImporter:
+  externalObjects: {}
+  userData: 
+  assetBundleName: 
+  assetBundleVariant: 

Assets/Cryville/GlobalSuppressions.cs

@@ -9,6 +9,7 @@ using System.Diagnostics.CodeAnalysis;
 [assembly: SuppressMessage("Style", "IDE0020")]
 [assembly: SuppressMessage("Style", "IDE0038")]
 [assembly: SuppressMessage("Style", "IDE0018")]
+[assembly: SuppressMessage("Style", "IDE0019")]
 
 // Null operators not supported
 [assembly: SuppressMessage("Style", "IDE0016")]
@@ -26,6 +27,7 @@ using System.Diagnostics.CodeAnalysis;
 [assembly: SuppressMessage("Style", "IDE0034")]
 
 // Simplified new not supported
+[assembly: SuppressMessage("Style", "IDE0017")]
 [assembly: SuppressMessage("Style", "IDE0090")]
 
 // Pattern matching not supported
@@ -40,3 +42,6 @@ using System.Diagnostics.CodeAnalysis;
 
 // Local function not supported
 [assembly: SuppressMessage("Style", "IDE0039")]
+
+// Readonly struct not supported
+[assembly: SuppressMessage("Style", "IDE0250")]

Assets/Cryville/GlobalSuppressions.cs.meta

@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 50c5924700029154f807fa804934cd76
+guid: c800326c576090042bed36b262ea3514
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2