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66 lines
1.9 KiB
C++
66 lines
1.9 KiB
C++
//-----------------------------------------------------------------------------
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// Product: OpenCTM tools
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// File: systimer.h
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// Description: Interface for the system timer routines.
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//-----------------------------------------------------------------------------
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// Copyright (c) 2009-2010 Marcus Geelnard
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such, and must not
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// be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source
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// distribution.
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//-----------------------------------------------------------------------------
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#ifndef __SYSIMER_H_
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#define __SYSIMER_H_
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#if !defined(WIN32) && defined(_WIN32)
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#define WIN32
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#endif
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#ifdef WIN32
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#include <windows.h>
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#else
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#include <sys/time.h>
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#endif
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#include <list>
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class SysTimer {
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private:
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std::list<double> mStack;
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#ifdef WIN32
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__int64 mTimeFreq;
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__int64 mTimeStart;
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#else
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long long mTimeStart;
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#endif
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public:
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/// Constructor
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SysTimer();
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/// Get current time.
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double GetTime();
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/// Push current time (start measuring).
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void Push();
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/// Pop delta time since last push.
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double PopDelta();
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};
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#endif // __SYSIMER_H_
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