From 79eca25c945a535a7a0325999034bae17da92412 Mon Sep 17 00:00:00 2001 From: dan miller Date: Fri, 19 Oct 2007 05:15:33 +0000 Subject: resubmitting ode --- libraries/ode-0.9/include/ode/timer.h | 76 +++++++++++++++++++++++++++++++++++ 1 file changed, 76 insertions(+) create mode 100644 libraries/ode-0.9/include/ode/timer.h (limited to 'libraries/ode-0.9/include/ode/timer.h') diff --git a/libraries/ode-0.9/include/ode/timer.h b/libraries/ode-0.9/include/ode/timer.h new file mode 100644 index 0000000..c3f42a7 --- /dev/null +++ b/libraries/ode-0.9/include/ode/timer.h @@ -0,0 +1,76 @@ +/************************************************************************* + * * + * Open Dynamics Engine, Copyright (C) 2001,2002 Russell L. Smith. * + * All rights reserved. Email: russ@q12.org Web: www.q12.org * + * * + * This library is free software; you can redistribute it and/or * + * modify it under the terms of EITHER: * + * (1) The GNU Lesser General Public License as published by the Free * + * Software Foundation; either version 2.1 of the License, or (at * + * your option) any later version. The text of the GNU Lesser * + * General Public License is included with this library in the * + * file LICENSE.TXT. * + * (2) The BSD-style license that is included with this library in * + * the file LICENSE-BSD.TXT. * + * * + * This library is distributed in the hope that it will be useful, * + * but WITHOUT ANY WARRANTY; without even the implied warranty of * + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the files * + * LICENSE.TXT and LICENSE-BSD.TXT for more details. * + * * + *************************************************************************/ + +#ifndef _ODE_TIMER_H_ +#define _ODE_TIMER_H_ + +#include + +#ifdef __cplusplus +extern "C" { +#endif + + +/* stop watch objects */ + +typedef struct dStopwatch { + double time; /* total clock count */ + unsigned long cc[2]; /* clock count since last `start' */ +} dStopwatch; + +ODE_API void dStopwatchReset (dStopwatch *); +ODE_API void dStopwatchStart (dStopwatch *); +ODE_API void dStopwatchStop (dStopwatch *); +ODE_API double dStopwatchTime (dStopwatch *); /* returns total time in secs */ + + +/* code timers */ + +ODE_API void dTimerStart (const char *description); /* pass a static string here */ +ODE_API void dTimerNow (const char *description); /* pass a static string here */ +ODE_API void dTimerEnd(void); + +/* print out a timer report. if `average' is nonzero, print out the average + * time for each slot (this is only meaningful if the same start-now-end + * calls are being made repeatedly. + */ +ODE_API void dTimerReport (FILE *fout, int average); + + +/* resolution */ + +/* returns the timer ticks per second implied by the timing hardware or API. + * the actual timer resolution may not be this great. + */ +ODE_API double dTimerTicksPerSecond(void); + +/* returns an estimate of the actual timer resolution, in seconds. this may + * be greater than 1/ticks_per_second. + */ +ODE_API double dTimerResolution(void); + + +#ifdef __cplusplus +} +#endif + +#endif -- cgit v1.1