xbmc/utils/PerformanceStats.h

   1 #ifndef PERFORMANCESTATS_H
   2 #define PERFORMANCESTATS_H
   3
   4 /*
   5  *      Copyright (C) 2005-2008 Team XBMC
   6  *      http://www.xbmc.org
   7  *
   8  *  This Program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2, or (at your option)
  11  *  any later version.
  12  *
  13  *  This Program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with XBMC; see the file COPYING.  If not, write to
  20  *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  21  *  http://www.gnu.org/copyleft/gpl.html
  22  *
  23  */
  24
  25 #include <map>
  26 #include <string>
  27 #include "PlatformDefs.h"
  28 #include "CriticalSection.h"
  29
  30 class PerformanceCounter
  31 {
  32 public:
  33   double     m_time;
  34   double     m_user;
  35   double     m_sys;
  36   __int64    m_samples;
  37
  38   PerformanceCounter(double dTime=0.0, double dUser=0.0, double dSys=0.0, __int64 nSamples=1LL) :
  39      m_time(dTime), m_user(dUser), m_sys(dSys), m_samples(nSamples) { }
  40   virtual ~PerformanceCounter() { }
  41 };
  42
  43 /**
  44 */
  45 class CPerformanceStats{
  46 public:
  47   CPerformanceStats();
  48   virtual ~CPerformanceStats();
  49
  50   void AddSample(const std::string &strStatName, const PerformanceCounter &perf);
  51   void AddSample(const std::string &strStatName, double dTime);
  52   void DumpStats();
  53
  54 protected:
  55   CCriticalSection                            m_lock;
  56   std::map<std::string, PerformanceCounter*>  m_mapStats;
  57 };
  58
  59 #endif