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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.
*/
#include <omni/chrono/stopwatch.hpp>
#include <omni/math.hpp>
#if defined(OMNI_SAFE_STOPWATCH)
#include <omni/sync/scoped_lock.hpp>
#define OMNI_SAFE_SWMTX_FW ,m_mtx()
#define OMNI_STOPWATCH_ALOCK_FW omni::sync::scoped_lock<omni::sync::basic_lock> uuid12345(&this->m_mtx);
#define OMNI_STOPWATCH_OLOCK_FW(o) omni::sync::scoped_lock<omni::sync::basic_lock> uuid54321(&o.m_mtx);
#define OMNI_STOPWATCH_MLOCK_FW this->m_mtx.lock();
#define OMNI_STOPWATCH_ULOCK_FW this->m_mtx.unlock();
#else
#define OMNI_SAFE_SWMTX_FW
#define OMNI_STOPWATCH_ALOCK_FW
#define OMNI_STOPWATCH_OLOCK_FW(o)
#define OMNI_STOPWATCH_MLOCK_FW
#define OMNI_STOPWATCH_ULOCK_FW
#endif
#define OMNI_STOPWATCH_RUN_FW 1
#define OMNI_STOPWATCH_START_FW 2
/*
#define OMNI_VAL_HAS_FLAG_BIT(val, flag) ((val & flag) == flag)
#define OMNI_VAL_SET_FLAG_BIT(val, flag) val = (val | flag)
#define OMNI_VAL_UNSET_FLAG_BIT(val, flag) val = ((val | flag) ^ flag)
*/
omni::stopwatch::stopwatch() :
OMNI_CTOR_FW(omni::stopwatch)
m_end(),
m_init(),
m_status(0)
OMNI_SAFE_SWMTX_FW
{
#if !defined(OMNI_CHRONO_AUTO_INIT_TICK)
omni::chrono::monotonic::initialize();
#endif
std::memset(&this->m_init, 0, sizeof(omni::chrono::tick_t));
std::memset(&this->m_end, 0, sizeof(omni::chrono::tick_t));
OMNI_D5_FW("created");
}
omni::stopwatch::stopwatch(const omni::stopwatch& cp) :
OMNI_CPCTOR_FW(cp)
m_end(),
m_init(),
m_status(cp.m_status)
OMNI_SAFE_SWMTX_FW
{
#if defined(OMNI_OS_WIN) || defined(OMNI_OS_APPLE)
this->m_init = cp.m_init;
this->m_end = cp.m_end;
#else
// DEV_NOTE: can't just 'copy' these
this->m_init.tv_sec = cp.m_init.tv_sec;
this->m_init.tv_nsec = cp.m_init.tv_nsec;
this->m_end.tv_sec = cp.m_end.tv_sec;
this->m_end.tv_nsec = cp.m_end.tv_nsec;
#endif
OMNI_D5_FW("copied");
}
omni::stopwatch::~stopwatch()
{
OMNI_TRY_FW
OMNI_DTOR_FW
OMNI_CATCH_FW
OMNI_D5_FW("destroyed");
}
omni::chrono::unsigned_span_t omni::stopwatch::elapsed() const
{
return omni::chrono::unsigned_span_t::from_microseconds(this->elapsed_us());
}
uint64_t omni::stopwatch::elapsed_us() const
{
OMNI_STOPWATCH_ALOCK_FW
return omni::chrono::elapsed_us(this->m_init,
(OMNI_VAL_HAS_FLAG_BIT(this->m_status, OMNI_STOPWATCH_RUN_FW) ? omni::chrono::monotonic_tick() : this->m_end)
);
}
uint64_t omni::stopwatch::elapsed_ms() const
{
OMNI_STOPWATCH_ALOCK_FW
return omni::chrono::elapsed_ms(this->m_init,
(OMNI_VAL_HAS_FLAG_BIT(this->m_status, OMNI_STOPWATCH_RUN_FW) ? omni::chrono::monotonic_tick() : this->m_end)
);
}
uint64_t omni::stopwatch::elapsed_s() const
{
OMNI_STOPWATCH_ALOCK_FW
return omni::chrono::elapsed_s(this->m_init,
(OMNI_VAL_HAS_FLAG_BIT(this->m_status, OMNI_STOPWATCH_RUN_FW) ? omni::chrono::monotonic_tick() : this->m_end)
);
}
bool omni::stopwatch::is_running() const
{
OMNI_STOPWATCH_ALOCK_FW
return OMNI_VAL_HAS_FLAG_BIT(this->m_status, OMNI_STOPWATCH_RUN_FW);
}
omni::stopwatch& omni::stopwatch::reset()
{
this->stop();
this->_zero();
OMNI_D2_FW("reset");
return *this;
}
omni::stopwatch& omni::stopwatch::restart()
{
return this->restart(0);
}
omni::stopwatch& omni::stopwatch::restart(uint32_t offset_ms)
{
this->reset();
OMNI_D2_FW("restarted");
return this->start(offset_ms);
}
omni::stopwatch& omni::stopwatch::start()
{
return this->start(0);
}
omni::stopwatch& omni::stopwatch::start(uint32_t offset_ms)
{
OMNI_STOPWATCH_ALOCK_FW
if (OMNI_VAL_HAS_FLAG_BIT(this->m_status, OMNI_STOPWATCH_RUN_FW)) {
// Do not start if we are already running
OMNI_D2_FW("stopwatch already running");
return *this;
}
if (!OMNI_VAL_HAS_FLAG_BIT(this->m_status, OMNI_STOPWATCH_START_FW)) {
omni::chrono::tick_t syst = omni::chrono::monotonic_tick();
// if the user specifies an offset, we need to adjust the syst var to
// be as if it were behind by offset_ms
#if defined(OMNI_OS_WIN) || defined(OMNI_OS_APPLE)
if (offset_ms > 0) {
#if defined(OMNI_OS_WIN)
#if defined(OMNI_WIN_MONO_TICK_QPC)
//elapsed_us(init,end) = (((end - init) * 1000000) / freq);
// init = end - ((off * freq) / 1000) <-- note: 1000 because of ms
this->m_init.QuadPart = syst.QuadPart - ((offset_ms * omni::chrono::monotonic::frequency().QuadPart) / 1000);
#else
// GetTickCount/GetTickCount64/clock: all represent ms so no adjust needed, just a cast
this->m_init = syst - static_cast<omni::chrono::tick_t>(offset_ms);
#endif
#else // OMNI_OS_APPLE
this->m_init = syst - static_cast<omni::chrono::tick_t>((offset_ms*1000000));
#endif
} else {
this->m_init = syst;
}
#else
if (offset_ms > 0) {
if (offset_ms >= 1000) {
this->m_init.tv_sec = syst.tv_sec - (offset_ms / 1000);
} else {
this->m_init.tv_sec = syst.tv_sec;
}
this->m_init.tv_nsec = syst.tv_nsec - ((offset_ms % 1000)*1000000);
} else {
this->m_init.tv_sec = syst.tv_sec;
this->m_init.tv_nsec = syst.tv_nsec;
}
#endif
this->m_end = this->m_init;
OMNI_VAL_SET_FLAG_BIT(this->m_status, OMNI_STOPWATCH_START_FW);
#if defined(OMNI_OS_WIN) || defined(OMNI_OS_APPLE)
#if defined(OMNI_OS_WIN) && defined(OMNI_WIN_MONO_TICK_QPC)
OMNI_DV2_FW("initial clock = ", this->m_init.QuadPart);
#else
OMNI_DV2_FW("initial clock = ", this->m_init);
#endif
#else
OMNI_DV2_FW("initial clock = ", this->m_init.tv_nsec);
#endif
}
OMNI_VAL_SET_FLAG_BIT(this->m_status, OMNI_STOPWATCH_RUN_FW);
return *this;
}
omni::stopwatch& omni::stopwatch::stop()
{
OMNI_STOPWATCH_ALOCK_FW
if (OMNI_VAL_HAS_FLAG_BIT(this->m_status, OMNI_STOPWATCH_RUN_FW)) {
this->m_end = omni::chrono::monotonic_tick();
OMNI_VAL_UNSET_FLAG_BIT(this->m_status, OMNI_STOPWATCH_RUN_FW);
#if defined(OMNI_OS_WIN) || defined(OMNI_OS_APPLE)
#if defined(OMNI_OS_WIN) && defined(OMNI_WIN_MONO_TICK_QPC)
OMNI_DV2_FW("end clock = ", this->m_end.QuadPart);
#else
OMNI_DV2_FW("end clock = ", this->m_end);
#endif
#else
OMNI_DV2_FW("end clock = ", this->m_end.tv_nsec);
#endif
}
#if defined(OMNI_DBG_L2)
else { OMNI_D2_FW("stopwatch not running"); }
#endif
return *this;
}
void omni::stopwatch::swap(omni::stopwatch& o)
{
if (this != &o) {
OMNI_STOPWATCH_ALOCK_FW
OMNI_STOPWATCH_OLOCK_FW(o)
std::swap(this->m_end, o.m_end);
std::swap(this->m_init, o.m_init);
std::swap(this->m_status, o.m_status);
}
}
omni::string_t omni::stopwatch::to_string_t() const
{
#if defined(OMNI_UNICODE)
return this->to_wstring();
#else
return this->to_string();
#endif
}
std::string omni::stopwatch::to_string() const
{
uint64_t ms = this->elapsed_ms();
std::stringstream ss;
ss << omni::math::round((static_cast<double>(ms) / 1000), 3) << "s (" << ms << "ms)";
return ss.str();
}
std::wstring omni::stopwatch::to_wstring() const
{
uint64_t ms = this->elapsed_ms();
std::wstringstream ss;
ss << omni::math::round((static_cast<double>(ms) / 1000), 3) << "s (" << ms << "ms)";
return ss.str();
}
omni::stopwatch& omni::stopwatch::operator=(const omni::stopwatch& other)
{
if (this != &other) {
this->stop();
OMNI_STOPWATCH_ALOCK_FW
OMNI_ASSIGN_FW(other)
this->m_end = other.m_end;
this->m_init = other.m_init;
this->m_status = other.m_status;
}
return *this;
}
omni::stopwatch& omni::stopwatch::operator=(bool enable)
{
if (enable) { this->start(); }
else { this->stop(); }
return *this;
}
bool omni::stopwatch::operator==(const omni::stopwatch& o) const
{
if (this == &o) { return true; }
OMNI_STOPWATCH_ALOCK_FW
return (omni::chrono::equal(this->m_init, o.m_init) &&
omni::chrono::equal(this->m_end, o.m_end) &&
this->m_status == o.m_status)
OMNI_EQUAL_FW(o);
}
bool omni::stopwatch::operator!=(const omni::stopwatch& o) const
{
return !(*this == o);
}
void omni::stopwatch::_zero()
{
OMNI_STOPWATCH_ALOCK_FW
std::memset(&this->m_init, 0, sizeof(omni::chrono::tick_t));
this->m_end = this->m_init;
OMNI_VAL_UNSET_FLAG_BIT(this->m_status, OMNI_STOPWATCH_START_FW);
}