netgen/libsrc/core/utils.cpp
2019-04-24 23:08:17 +02:00

43 lines
1.2 KiB
C++

#include "utils.hpp"
#include "logging.hpp"
#ifndef WIN32
#include <cxxabi.h>
#endif
#include <iostream>
namespace ngcore
{
// parallel netgen
int id = 0, ntasks = 1;
#ifdef WIN32
// windows does demangling in typeid(T).name()
NGCORE_API std::string Demangle(const char* typeinfo) { return typeinfo; }
#else
NGCORE_API std::string Demangle(const char* typeinfo) { int status; return abi::__cxa_demangle(typeinfo,
nullptr,
nullptr,
&status); }
#endif
double ticks_per_second = [] () noexcept
{
auto tick_start = GetTimeCounter();
double tstart = WallTime();
double tend = WallTime()+0.001;
// wait for 1ms and compare wall time with time counter
while(WallTime()<tend);
auto tick_end = GetTimeCounter();
tend = WallTime();
return static_cast<double>(tick_end-tick_start)/(tend-tstart);
}();
const std::chrono::time_point<TClock> wall_time_start = TClock::now();
} // namespace ngcore