moab::CpuTimer Class Reference

#include <CpuTimer.hpp>

Public Member Functions
	CpuTimer ()
double	time_since_birth ()
double	time_elapsed ()

Private Member Functions
double	runtime ()

Private Attributes
double	tAtBirth
double	tAtLast

Detailed Description

Definition at line 14 of file CpuTimer.hpp.

Constructor & Destructor Documentation

CpuTimer()

moab::CpuTimer::CpuTimer ( )

inline

Definition at line 24 of file CpuTimer.hpp.

        : mpi_initialized( 0 )
#endif
    {
#ifdef MOAB_HAVE_MPI
        int flag = 0;
        if( MPI_SUCCESS == MPI_Initialized( &flag ) && flag )
        {
            mpi_initialized = 1;
        }
#endif
        tAtBirth = runtime();
        tAtLast  = tAtBirth;
    }

References runtime(), tAtBirth, and tAtLast.

Member Function Documentation

runtime()

double moab::CpuTimer::runtime ( )

inlineprivate

Definition at line 50 of file CpuTimer.hpp.

{
#ifdef MOAB_HAVE_MPI
    if( mpi_initialized )
        return MPI_Wtime();
    else
        return (double)clock() / CLOCKS_PER_SEC;
#else
    return (double)clock() / CLOCKS_PER_SEC;
#endif
}

Referenced by CpuTimer(), time_elapsed(), and time_since_birth().

time_elapsed()

double moab::CpuTimer::time_elapsed ( )

inline

Definition at line 43 of file CpuTimer.hpp.

    {
        double tmp = tAtLast;
        return ( tAtLast = runtime() ) - tmp;
    }

References runtime(), and tAtLast.

Referenced by moab::AdaptiveKDTree::build_tree(), moab::BVHTree::build_tree(), moab::WriteHDF5Parallel::create_meshset_tables(), moab::NestedRefine::generate_hm(), moab::ReadHDF5::load_file(), moab::ReadHDF5::load_file_partial(), moab::SpatialLocator::locate_points(), moab::WriteHDF5Parallel::parallel_create_file(), moab::WriteHDF5::write_file_impl(), moab::WriteHDF5::write_sets(), and moab::WriteHDF5::write_tag().

time_since_birth()

double moab::CpuTimer::time_since_birth ( )

inline

Definition at line 39 of file CpuTimer.hpp.

    {
        return ( tAtLast = runtime() ) - tAtBirth;
    };

References runtime(), tAtBirth, and tAtLast.

Referenced by moab::ReadHDF5::load_file(), ToolContext::timer_pop(), RuntimeContext::timer_pop(), RuntimeContext::timer_push(), ToolContext::timer_push(), moab::DebugOutput::tprint(), and moab::WriteHDF5::write_file_impl().

Member Data Documentation

tAtBirth

double moab::CpuTimer::tAtBirth

private

Definition at line 20 of file CpuTimer.hpp.

Referenced by CpuTimer(), and time_since_birth().

tAtLast

double moab::CpuTimer::tAtLast

private

Definition at line 20 of file CpuTimer.hpp.

Referenced by CpuTimer(), time_elapsed(), and time_since_birth().

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The documentation for this class was generated from the following file:

• CpuTimer.hpp