Chris@49: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@0: 
Chris@0: /*
Chris@52:     Sonic Visualiser
Chris@52:     An audio file viewer and annotation editor.
Chris@52:     Centre for Digital Music, Queen Mary, University of London.
Chris@0:     
Chris@52:     This program is free software; you can redistribute it and/or
Chris@52:     modify it under the terms of the GNU General Public License as
Chris@52:     published by the Free Software Foundation; either version 2 of the
Chris@52:     License, or (at your option) any later version.  See the file
Chris@52:     COPYING included with this distribution for more information.
Chris@0: */
Chris@0: 
Chris@0: /*
Chris@0:    This is a modified version of a source file from the 
Chris@0:    Rosegarden MIDI and audio sequencer and notation editor.
Chris@17:    This file copyright 2000-2006 Chris Cannam and Guillaume Laurent.
Chris@0: */
Chris@0: 
Chris@0: 
Chris@0: #ifndef _PROFILER_H_
Chris@0: #define _PROFILER_H_
Chris@0: 
Chris@0: #include "System.h"
Chris@0: 
Chris@0: #include <ctime>
Chris@0: #include <sys/time.h>
Chris@0: #include <map>
Chris@0: 
Chris@0: #include "RealTime.h"
Chris@0: 
Chris@0: 
Chris@0: /**
Chris@0:  * Profiling classes
Chris@0:  */
Chris@0: 
Chris@0: /**
Chris@0:  * The class holding all profiling data
Chris@0:  *
Chris@0:  * This class is a singleton
Chris@0:  */
Chris@0: class Profiles
Chris@0: {
Chris@0: public:
Chris@0:     static Profiles* getInstance();
Chris@0:     ~Profiles();
Chris@0: 
Chris@0:     void accumulate(const char* id, clock_t time, RealTime rt);
Chris@0:     void dump();
Chris@0: 
Chris@0: protected:
Chris@0:     Profiles();
Chris@0: 
Chris@0:     typedef std::pair<clock_t, RealTime> TimePair;
Chris@0:     typedef std::pair<int, TimePair> ProfilePair;
Chris@0:     typedef std::map<const char *, ProfilePair> ProfileMap;
Chris@0:     typedef std::map<const char *, TimePair> LastCallMap;
Chris@0:     ProfileMap m_profiles;
Chris@0:     LastCallMap m_lastCalls;
Chris@0: 
Chris@0:     static Profiles* m_instance;
Chris@0: };
Chris@0: 
Chris@0: class Profiler
Chris@0: {
Chris@0: public:
Chris@0:     Profiler(const char*, bool showOnDestruct = false);
Chris@0:     ~Profiler();
Chris@0: 
Chris@0:     void update();
Chris@0: 
Chris@0: protected:
Chris@0:     const char* m_c;
Chris@0:     clock_t m_startCPU;
Chris@0:     RealTime m_startTime;
Chris@0:     bool m_showOnDestruct;
Chris@0: };
Chris@0:  
Chris@0: 
Chris@0: #endif