1 files changed, 47 insertions, 0 deletions
diff --git a/Assets/ThirdParty/VRM/VRM/DepthFirstScheduler/MonitorQueue.cs b/Assets/ThirdParty/VRM/VRM/DepthFirstScheduler/MonitorQueue.cs
new file mode 100644
index 00000000..79bf9823
--- /dev/null
+++ b/Assets/ThirdParty/VRM/VRM/DepthFirstScheduler/MonitorQueue.cs
@@ -0,0 +1,47 @@
+using System;
+using System.Collections.Generic;
+using System.Threading;
+
+
+namespace DepthFirstScheduler
+{
+    /// <summary>
+    /// http://blogs.msdn.com/b/toub/archive/2006/04/12/blocking-queues.aspx
+    /// 
+    /// 終了を通知するにはnullを投入する手が使える
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    public class MonitorQueue<T>
+    {
+        private Int32 _count = 0;
+        public Int32 Count
+        {
+            get
+            {
+                return _count;
+            }
+        }
+
+        private Queue<T> _queue = new Queue<T>();
+
+        public T Dequeue()
+        {
+            lock (_queue)
+            {
+                while (_count <= 0) Monitor.Wait(_queue);
+                _count--;
+                return _queue.Dequeue();
+            }
+        }
+
+        public void Enqueue(T data)
+        {
+            lock (_queue)
+            {
+                _queue.Enqueue(data);
+                _count++;
+                Monitor.Pulse(_queue);
+            }
+        }
+    }
+}