ppsspp/Common/TimeUtil.cpp

90 lines
1.8 KiB
C++

#include <cstdio>
#include <cstdint>
#include "ppsspp_config.h"
#include "Common/TimeUtil.h"
#ifdef HAVE_LIBNX
#include <switch.h>
#endif // HAVE_LIBNX
#ifdef _WIN32
#include "CommonWindows.h"
#include <mmsystem.h>
#include <sys/timeb.h>
#else
#include <sys/time.h>
#include <unistd.h>
#endif
#include <ctime>
// TODO: https://github.com/floooh/sokol/blob/9a6237fcdf213e6da48e4f9201f144bcb2dcb46f/sokol_time.h#L229-L248
static double curtime = 0;
#ifdef _WIN32
static LARGE_INTEGER frequency;
static double frequencyMult;
static LARGE_INTEGER startTime;
double time_now_d() {
if (frequency.QuadPart == 0) {
QueryPerformanceFrequency(&frequency);
QueryPerformanceCounter(&startTime);
curtime = 0.0;
frequencyMult = 1.0 / static_cast<double>(frequency.QuadPart);
}
LARGE_INTEGER time;
QueryPerformanceCounter(&time);
double elapsed = static_cast<double>(time.QuadPart - startTime.QuadPart);
return elapsed * frequencyMult;
}
#else
double time_now_d() {
static time_t start;
struct timeval tv;
gettimeofday(&tv, nullptr);
if (start == 0) {
start = tv.tv_sec;
}
return (double)(tv.tv_sec - start) + (double)tv.tv_usec * (1.0 / 1000000.0);
}
#endif
void sleep_ms(int ms) {
#ifdef _WIN32
Sleep(ms);
#elif defined(HAVE_LIBNX)
svcSleepThread(ms * 1000000);
#else
usleep(ms * 1000);
#endif
}
// Return the current time formatted as Minutes:Seconds:Milliseconds
// in the form 00:00:000.
void GetTimeFormatted(char formattedTime[13]) {
time_t sysTime;
time(&sysTime);
struct tm *gmTime = localtime(&sysTime);
char tmp[6];
strftime(tmp, sizeof(tmp), "%M:%S", gmTime);
// Now tack on the milliseconds
#ifdef _WIN32
struct timeb tp;
(void)::ftime(&tp);
snprintf(formattedTime, 11, "%s:%03i", tmp, tp.millitm);
#else
struct timeval t;
(void)gettimeofday(&t, NULL);
snprintf(formattedTime, 11, "%s:%03d", tmp, (int)(t.tv_usec / 1000));
#endif
}