j3d1/json
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

➕ using Google Benchmark #921

Browse source
This commit is contained in:
Niels Lohmann 2018-01-18 22:00:32 +01:00
parent a8f711a2f1
commit b406e3704b
No known key found for this signature in database
GPG key ID: 7F3CEA63AE251B69
53 changed files with 8039 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

48
benchmarks/thirdparty/benchmark/src/timers.h vendored Normal file
View file

@ -0,0 +1,48 @@
#ifndef BENCHMARK_TIMERS_H
#define BENCHMARK_TIMERS_H
#include <chrono>
#include <string>
namespace benchmark {
// Return the CPU usage of the current process
double ProcessCPUUsage();
// Return the CPU usage of the children of the current process
double ChildrenCPUUsage();
// Return the CPU usage of the current thread
double ThreadCPUUsage();
#if defined(HAVE_STEADY_CLOCK)
template <bool HighResIsSteady = std::chrono::high_resolution_clock::is_steady>
struct ChooseSteadyClock {
typedef std::chrono::high_resolution_clock type;
};
template <>
struct ChooseSteadyClock<false> {
typedef std::chrono::steady_clock type;
};
#endif
struct ChooseClockType {
#if defined(HAVE_STEADY_CLOCK)
typedef ChooseSteadyClock<>::type type;
#else
typedef std::chrono::high_resolution_clock type;
#endif
};
inline double ChronoClockNow() {
typedef ChooseClockType::type ClockType;
using FpSeconds = std::chrono::duration<double, std::chrono::seconds::period>;
return FpSeconds(ClockType::now().time_since_epoch()).count();
}
std::string LocalDateTimeString();
} // end namespace benchmark
#endif // BENCHMARK_TIMERS_H