nopenpilot/third_party/acados/include/acados/utils/timing.h

126 lines
3.4 KiB
C

/*
* Copyright 2019 Gianluca Frison, Dimitris Kouzoupis, Robin Verschueren,
* Andrea Zanelli, Niels van Duijkeren, Jonathan Frey, Tommaso Sartor,
* Branimir Novoselnik, Rien Quirynen, Rezart Qelibari, Dang Doan,
* Jonas Koenemann, Yutao Chen, Tobias Schöls, Jonas Schlagenhauf, Moritz Diehl
*
* This file is part of acados.
*
* The 2-Clause BSD License
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.;
*/
#ifndef ACADOS_UTILS_TIMING_H_
#define ACADOS_UTILS_TIMING_H_
#include "acados/utils/types.h"
#ifdef __cplusplus
extern "C" {
#endif
#ifdef MEASURE_TIMINGS
#if (defined _WIN32 || defined _WIN64) && !(defined __MINGW32__ || defined __MINGW64__)
/* Use Windows QueryPerformanceCounter for timing. */
#include <Windows.h>
/** A structure for keeping internal timer data. */
typedef struct acados_timer_
{
LARGE_INTEGER tic;
LARGE_INTEGER toc;
LARGE_INTEGER freq;
} acados_timer;
#elif defined(__APPLE__)
#include <mach/mach_time.h>
/** A structure for keeping internal timer data. */
typedef struct acados_timer_
{
uint64_t tic;
uint64_t toc;
mach_timebase_info_data_t tinfo;
} acados_timer;
#elif defined(__DSPACE__)
#include <brtenv.h>
typedef struct acados_timer_
{
double time;
} acados_timer;
#else
/* Use POSIX clock_gettime() for timing on non-Windows machines. */
#include <time.h>
#if (__STDC_VERSION__ >= 199901L) && !(defined __MINGW32__ || defined __MINGW64__) // C99 Mode
#include <sys/stat.h>
#include <sys/time.h>
typedef struct acados_timer_
{
struct timeval tic;
struct timeval toc;
} acados_timer;
#else // ANSI C Mode
/** A structure for keeping internal timer data. */
typedef struct acados_timer_
{
struct timespec tic;
struct timespec toc;
} acados_timer;
#endif // __STDC_VERSION__ >= 199901L
#endif // (defined _WIN32 || defined _WIN64)
#else
// Dummy type when timings are off
typedef real_t acados_timer;
#endif // MEASURE_TIMINGS
/** A function for measurement of the current time. */
void acados_tic(acados_timer* t);
/** A function which returns the elapsed time. */
real_t acados_toc(acados_timer* t);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif // ACADOS_UTILS_TIMING_H_