Initial Commit

Assets/Imstk/Scripts/Utility/TimingBuffer.cs

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+/*=========================================================================
+
+   Library: iMSTK-Unity
+
+   Copyright (c) Kitware, Inc. 
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+      http://www.apache.org/licenses/LICENSE-2.0.txt
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+
+=========================================================================*/
+
+namespace ImstkUnity
+{
+    /// <summary>
+    /// Class to gather information about runtime behavior, mirrors the 
+    /// pattern of the Unity Profilermarker, but gives access to it's data
+    /// for in game display. Use Begin() and End() to mark a section of interes
+    /// after End() the timing value is automatically pushed to the buffer
+    /// </summary>
+    public class TimingBuffer
+    {
+        private AccumulatingBuffer _buffer;
+        private System.Diagnostics.Stopwatch _stopwatch = new System.Diagnostics.Stopwatch();
+
+        public float AverageTimeMs
+        {
+            get { return _buffer.Average * 1000; }
+        }
+
+        public float AverageTimeSeconds
+        {
+            get { return _buffer.Average; }
+        }
+
+        public float AverageRateSeconds
+        {
+            get { return 1.0f / AverageTimeSeconds; }
+        }
+
+        public TimingBuffer(int size)
+        {
+            _buffer = new AccumulatingBuffer(size);
+        }
+
+        public void Begin()
+        {
+            _stopwatch.Restart();
+        }
+
+        public void End()
+        {
+            _stopwatch.Stop();
+            _buffer.Push((float)_stopwatch.Elapsed.TotalSeconds);
+        }
+
+    }
+}