skia2/bench/BenchTimer.cpp
2011-06-07 19:16:02 +00:00

49 lines
1.1 KiB
C++

#include "BenchTimer.h"
#if defined(SK_BUILD_FOR_WIN32)
#include "BenchSysTimer_windows.h"
#elif defined(SK_BUILD_FOR_MAC)
#include "BenchSysTimer_mach.h"
#elif defined(SK_BUILD_FOR_UNIX)
#include "BenchSysTimer_posix.h"
#else
#include "BenchSysTimer_c.h"
#endif
#if defined(SK_MESA) || \
defined(SK_BUILD_FOR_WIN32) || \
defined(SK_BUILD_FOR_MAC) || \
defined(SK_BUILD_FOR_UNIX)
#include "BenchGpuTimer_gl.h"
#else
#include "BenchGpuTimer_none.h"
#endif
BenchTimer::BenchTimer()
: fCpu(-1.0)
, fWall(-1.0)
, fGpu(-1.0)
{
this->fSysTimer = new BenchSysTimer();
this->fGpuTimer = new BenchGpuTimer();
}
BenchTimer::~BenchTimer() {
delete this->fSysTimer;
delete this->fGpuTimer;
}
void BenchTimer::start() {
this->fSysTimer->startWall();
this->fGpuTimer->startGpu();
this->fSysTimer->startCpu();
}
void BenchTimer::end() {
this->fCpu = this->fSysTimer->endCpu();
//It is important to stop the cpu clocks first,
//as the following will cpu wait for the gpu to finish.
this->fGpu = this->fGpuTimer->endGpu();
this->fWall = this->fSysTimer->endWall();
}