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Merge pull request #64101 from timothyqiu/subsecond

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This commit is contained in:
Rémi Verschelde
2022-08-08 16:31:49 +02:00
committed by GitHub
parent 05f83b3f35 1be078ebcb
commit 6eee83579a
10 changed files with 49 additions and 1 deletions
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17
platform/uwp/os_uwp.cpp
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@@ -547,6 +547,23 @@ uint64_t OS_UWP::get_unix_time() const {
return (*(uint64_t *)&ft - *(uint64_t *)&fep) / 10000000;
};
double OS_UWP::get_subsecond_unix_time() const {
// 1 Windows tick is 100ns
const uint64_t WINDOWS_TICKS_PER_SECOND = 10000000;
const uint64_t TICKS_TO_UNIX_EPOCH = 116444736000000000LL;
SYSTEMTIME st;
GetSystemTime(&st);
FILETIME ft;
SystemTimeToFileTime(&st, &ft);
uint64_t ticks_time;
ticks_time = ft.dwHighDateTime;
ticks_time <<= 32;
ticks_time |= ft.dwLowDateTime;
return (double)(ticks_time - TICKS_TO_UNIX_EPOCH) / WINDOWS_TICKS_PER_SECOND;
}
void OS_UWP::delay_usec(uint32_t p_usec) const {
int msec = p_usec < 1000 ? 1 : p_usec / 1000;

1
platform/uwp/os_uwp.h
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@@ -193,6 +193,7 @@ public:
virtual Time get_time(bool utc) const;
virtual TimeZoneInfo get_time_zone_info() const;
virtual uint64_t get_unix_time() const;
virtual double get_subsecond_unix_time() const;
virtual bool can_draw() const;
virtual Error set_cwd(const String &p_cwd);

17
platform/windows/os_windows.cpp
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@@ -2584,6 +2584,23 @@ uint64_t OS_Windows::get_system_time_msecs() const {
return (uint64_t)(ret / WINDOWS_TICK - MSEC_TO_UNIX_EPOCH);
}
double OS_Windows::get_subsecond_unix_time() const {
// 1 Windows tick is 100ns
const uint64_t WINDOWS_TICKS_PER_SECOND = 10000000;
const uint64_t TICKS_TO_UNIX_EPOCH = 116444736000000000LL;
SYSTEMTIME st;
GetSystemTime(&st);
FILETIME ft;
SystemTimeToFileTime(&st, &ft);
uint64_t ticks_time;
ticks_time = ft.dwHighDateTime;
ticks_time <<= 32;
ticks_time |= ft.dwLowDateTime;
return (double)(ticks_time - TICKS_TO_UNIX_EPOCH) / WINDOWS_TICKS_PER_SECOND;
}
void OS_Windows::delay_usec(uint32_t p_usec) const {
if (p_usec < 1000)
Sleep(1);

1
platform/windows/os_windows.h
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@@ -520,6 +520,7 @@ public:
virtual uint64_t get_unix_time() const;
virtual uint64_t get_system_time_secs() const;
virtual uint64_t get_system_time_msecs() const;
virtual double get_subsecond_unix_time() const;
virtual bool can_draw() const;
virtual Error set_cwd(const String &p_cwd);