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/*
* Copyright (c), Zeriph Enterprises
* All rights reserved.
*
* Contributor(s):
* Zechariah Perez, omni (at) zeriph (dot) com
*
* THIS SOFTWARE IS PROVIDED BY ZERIPH 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 ZERIPH AND 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.
*/
#if !defined(OMNI_TICK_DEF_HPP)
#define OMNI_TICK_DEF_HPP 1
#include <omni/defs/global.hpp>
#if !defined(OMNI_OS_WIN)
#include <cstring> // memset
#endif
#if defined(OMNI_OS_WIN) && defined(OMNI_WIN_API)
#if !defined(OMNI_WIN_MONO_TICK_QPC) && !defined(OMNI_WIN_MONO_TICK_COUNT) && !defined(OMNI_WIN_MONO_TICK_COUNT64)
#define OMNI_WIN_MONO_TICK_QPC
#endif
#if defined(OMNI_WIN_MONO_TICK_QPC)
#define OMNI_CLOCK_TICK_T LARGE_INTEGER
#elif defined(OMNI_WIN_MONO_TICK_COUNT)
#define OMNI_CLOCK_TICK_T DWORD
#elif defined(OMNI_WIN_MONO_TICK_COUNT64)
#define OMNI_CLOCK_TICK_T ULONGLONG
#endif
#elif defined(OMNI_OS_APPLE)
#include <unistd.h>
#include <sys/time.h>
#include <mach/mach_time.h> // mach_time funcs
#define OMNI_CLOCK_TICK_T uint64_t
#define OMNI_CLOCK_FREQ_T mach_timebase_info_data_t
#else
// DEV_NOTE: some systems might need -lrt
#include <ctime>
// DEV_NOTE: csignal contains a reference to CLOCK_MONOTONIC
#include <csignal>
#if defined(OMNI_OS_WIN)
#define OMNI_CLOCK_TICK_T clock_t
#else
// non Win/OSX use clock_gettime for tick call
#define OMNI_CLOCK_TICK_T struct timespec
#if !defined(CLOCK_MONOTONIC)
#error CLOCK_MONOTONIC is not defined
#endif
#endif
/* DEV_NOTE: some systems (like QNX) only take CLOCK_REALTIME for clock_getres, but will return correct
values for clock_gettime with CLOCK_MONOTONIC, use OMNI_CLOCK_GETRES_REALTIME to change this behaviour */
#if defined(OMNI_CLOCK_GETRES_REALTIME)
#define OMNI_CLOCK_GETRES_CID_FW CLOCK_REALTIME
#else
#define OMNI_CLOCK_GETRES_CID_FW CLOCK_MONOTONIC
#endif
#endif
#if !defined(OMNI_CLOCK_FREQ_T)
#define OMNI_CLOCK_FREQ_T OMNI_CLOCK_TICK_T
#endif
#define OMNI_TICKS_MASK_FW 0x3FFFFFFFFFFFFFFF
#define OMNI_TICKS_CEILING_FW 0x4000000000000000
#define OMNI_TICKS_PER_NANOSECOND 0.01
#define OMNI_TICKS_PER_MICROSECOND 10
#define OMNI_TICKS_PER_MILLISECOND 10000
#define OMNI_TICKS_PER_TENTH_SECOND 1000000
#define OMNI_TICKS_PER_SECOND 10000000
#define OMNI_TICKS_PER_MINUTE 600000000
#define OMNI_TICKS_PER_HOUR 36000000000
#define OMNI_TICKS_PER_DAY 864000000000
#define OMNI_NANOSECONDS_PER_MICROSECOND 1000
#define OMNI_NANOSECONDS_PER_MILLISECOND 1000000
#define OMNI_NANOSECONDS_PER_SECOND 1000000000
#define OMNI_NANOSECONDS_PER_MINUTE 60000000000
#define OMNI_NANOSECONDS_PER_HOUR 3600000000000
#define OMNI_NANOSECONDS_PER_DAY 86400000000000
#define OMNI_MICROSECONDS_PER_NANOSECOND 0.001
#define OMNI_MICROSECONDS_PER_MILLISECOND 1000
#define OMNI_MICROSECONDS_PER_SECOND 1000000
#define OMNI_MICROSECONDS_PER_MINUTE 60000000
#define OMNI_MICROSECONDS_PER_HOUR 3600000000
#define OMNI_MICROSECONDS_PER_DAY 86400000000
#define OMNI_MILLISECONDS_PER_NANOSECOND 0.0001
#define OMNI_MILLISECONDS_PER_MICROSECOND 0.001
#define OMNI_MILLISECONDS_PER_SECOND 1000
#define OMNI_MILLISECONDS_PER_MINUTE 60000
#define OMNI_MILLISECONDS_PER_HOUR 3600000
#define OMNI_MILLISECONDS_PER_DAY 86400000
#define OMNI_SECONDS_PER_NANOSECOND 0.000000001
#define OMNI_SECONDS_PER_MICROSECOND 0.000001
#define OMNI_SECONDS_PER_MILLISECOND 0.001
#define OMNI_SECONDS_PER_MINUTE 60
#define OMNI_SECONDS_PER_HOUR 3600
#define OMNI_SECONDS_PER_DAY 86400
#define OMNI_MINUTES_PER_NANOSECOND 0.000000000016667
#define OMNI_MINUTES_PER_MICROSECOND 0.000000016667
#define OMNI_MINUTES_PER_MILLISECOND 0.000016667
#define OMNI_MINUTES_PER_SECOND 0.016667
#define OMNI_MINUTES_PER_HOUR 60
#define OMNI_MINUTES_PER_DAY 1440
#define OMNI_NANOSECONDS_PER_TICK 100
#define OMNI_MICROSECONDS_PER_TICK 0.1
#define OMNI_MILLISECONDS_PER_TICK 0.0001
#define OMNI_SECONDS_PER_TICK 0.0000001
#define OMNI_MINUTES_PER_TICK 0.000000001666666666667
#define OMNI_HOURS_PER_TICK 0.000000000027777777778
#define OMNI_DAYS_PER_TICK 0.000000000001157407407
#endif // OMNI_TICK_DEF_HPP