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source: branches/HeuristicLab.Problems.GaussianProcessTuning/ILNumerics.2.14.4735.573/Misc/ILPerformer.cs @ 11316

Last change on this file since 11316 was 9102, checked in by gkronber, 12 years ago

#1967: ILNumerics source for experimentation

File size: 2.7 KB
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[9102]1///
2///    This file is part of ILNumerics Community Edition.
3///
4///    ILNumerics Community Edition - high performance computing for applications.
5///    Copyright (C) 2006 - 2012 Haymo Kutschbach, http://ilnumerics.net
6///
7///    ILNumerics Community Edition is free software: you can redistribute it and/or modify
8///    it under the terms of the GNU General Public License version 3 as published by
9///    the Free Software Foundation.
10///
11///    ILNumerics Community Edition is distributed in the hope that it will be useful,
12///    but WITHOUT ANY WARRANTY; without even the implied warranty of
13///    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14///    GNU General Public License for more details.
15///
16///    You should have received a copy of the GNU General Public License
17///    along with ILNumerics Community Edition. See the file License.txt in the root
18///    of your distribution package. If not, see <http://www.gnu.org/licenses/>.
19///
20///    In addition this software uses the following components and/or licenses:
21///
22///    =================================================================================
23///    The Open Toolkit Library License
24///   
25///    Copyright (c) 2006 - 2009 the Open Toolkit library.
26///   
27///    Permission is hereby granted, free of charge, to any person obtaining a copy
28///    of this software and associated documentation files (the "Software"), to deal
29///    in the Software without restriction, including without limitation the rights to
30///    use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
31///    the Software, and to permit persons to whom the Software is furnished to do
32///    so, subject to the following conditions:
33///
34///    The above copyright notice and this permission notice shall be included in all
35///    copies or substantial portions of the Software.
36///
37///    =================================================================================
38///   
39
40using System;
41using System.Text;
42
43namespace ILNumerics.Misc
44{
45  /// <summary>
46  /// Measures time spans.
47  /// </summary>
48  internal class ILPerformer
49  {
50    private long m_start;
51    private long m_lastDuration;
52    public ILPerformer() {
53      Tic();
54    }
55    public void Tic() {
56      m_start = Environment.TickCount;
57    }
58    public String Toc() {
59      long msec = Environment.TickCount;
60      if (msec < m_start)
61        msec += Int32.MaxValue;  // recover overflow
62      m_lastDuration = (msec - m_start);
63      return ToString();
64    }
65    public long Duration {
66      get {
67        return m_lastDuration;
68      }
69    }
70    public override string ToString() {
71      return m_lastDuration.ToString();
72    }
73  }
74}
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