mirror of
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94 lines
2.8 KiB
C++
94 lines
2.8 KiB
C++
/* EQEMu: Everquest Server Emulator
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Copyright (C) 2001-2002 EQEMu Development Team (http://eqemu.org)
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY except by those people which sell it, which
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are required to give you total support for your newly bought product;
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without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef TIMER_H
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#define TIMER_H
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#include "types.h"
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#include <chrono>
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// Disgrace: for windows compile
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#ifdef _WINDOWS
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#include "global_define.h"
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int gettimeofday (timeval *tp, ...);
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#endif
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class Timer
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{
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public:
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Timer();
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Timer(uint32 timer_time, bool iUseAcurateTiming = false);
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Timer(uint32 start, uint32 timer, bool iUseAcurateTiming);
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~Timer() { }
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bool Check(bool iReset = true);
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void Enable();
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void Disable();
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void Start(uint32 set_timer_time=0, bool ChangeResetTimer = true);
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void SetTimer(uint32 set_timer_time=0);
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uint32 GetRemainingTime() const;
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inline const uint32& GetTimerTime() { return timer_time; }
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inline const uint32& GetSetAtTrigger() { return set_at_trigger; }
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void Trigger();
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void SetAtTrigger(uint32 set_at_trigger, bool iEnableIfDisabled = false, bool ChangeTimerTime = false);
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inline bool Enabled() { return enabled; }
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inline uint32 GetStartTime() { return(start_time); }
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inline uint32 GetDuration() { return(timer_time); }
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static const uint32 SetCurrentTime();
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static const uint32 GetCurrentTime();
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static const uint32 GetTimeSeconds();
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private:
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uint32 start_time;
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uint32 timer_time;
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bool enabled;
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uint32 set_at_trigger;
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// Tells the timer to be more acurate about happening every X ms.
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// Instead of Check() setting the start_time = now,
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// it it sets it to start_time += timer_time
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bool pUseAcurateTiming;
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};
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/* Wrapper around chrono to make adding simple time based benching easy
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* ex:
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* void foo() {
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* ...
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* BenchTimer timer;
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* ... (expensive work here)
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* auto dur = timer.elapsed();
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* std::cout << "foo() took " << dur << seconds" << std::endl;
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* ...
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* }
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* */
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struct BenchTimer
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{
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typedef std::chrono::high_resolution_clock clock;
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BenchTimer() : start_time(clock::now()) {}
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void reset() { start_time = clock::now(); }
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// this is seconds
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double elapsed() { return std::chrono::duration<double> (clock::now() - start_time).count(); }
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private:
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std::chrono::time_point<std::chrono::high_resolution_clock> start_time;
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};
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#endif
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