//! More...
Classes | |
class | wall_clock |
Class for measuring time intervals. More... | |
Functions | |
wall_clock::wall_clock () | |
wall_clock::~wall_clock () | |
void | wall_clock::tic () |
start the timer | |
double | wall_clock::toc () |
return the number of seconds since the last call to tic() |
//!
wall_clock::wall_clock | ( | ) | [inline, inherited] |
Definition at line 22 of file wall_clock_meat.hpp.
: valid(false) { arma_extra_debug_sigprint(); }
wall_clock::~wall_clock | ( | ) | [inline, inherited] |
Definition at line 31 of file wall_clock_meat.hpp.
{ arma_extra_debug_sigprint(); }
void wall_clock::tic | ( | ) | [inline, inherited] |
start the timer
Definition at line 40 of file wall_clock_meat.hpp.
References arma_stop(), boost_time1, posix_time1, and valid.
{ arma_extra_debug_sigprint(); #if defined(ARMA_USE_BOOST_DATE) { boost_time1 = boost::posix_time::microsec_clock::local_time(); valid = true; } #else #if defined(ARMA_HAVE_GETTIMEOFDAY) { gettimeofday(&posix_time1, 0); valid = true; } #else { arma_stop("wall_clock::tic(): need Boost libraries or POSIX gettimeofday()"); } #endif #endif }
double wall_clock::toc | ( | ) | [inline, inherited] |
return the number of seconds since the last call to tic()
Definition at line 67 of file wall_clock_meat.hpp.
References arma_stop(), boost_duration, boost_time1, posix_time1, posix_time2, and valid.
{ arma_extra_debug_sigprint(); if(valid) { #if defined(ARMA_USE_BOOST_DATE) { boost_duration = boost::posix_time::microsec_clock::local_time() - boost_time1; return boost_duration.total_microseconds() * 1e-6; } #else #if defined(ARMA_HAVE_GETTIMEOFDAY) { gettimeofday(&posix_time2, 0); const double tmp_time1 = posix_time1.tv_sec + posix_time1.tv_usec * 1.0e-6; const double tmp_time2 = posix_time2.tv_sec + posix_time2.tv_usec * 1.0e-6; return tmp_time2 - tmp_time1; } #else { arma_stop("wall_clock::toc(): need Boost libraries or POSIX gettimeofday()"); return 0.0; } #endif #endif } else { return 0.0; } }