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author | bunnei <bunneidev@gmail.com> | 2018-07-30 23:13:56 +0200 |
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committer | GitHub <noreply@github.com> | 2018-07-30 23:13:56 +0200 |
commit | 05ee92a35783ace09fd75e61899c8820021bc6ef (patch) | |
tree | a7431438fcfd6f48b7dbe6b1a665aa44cc9bb7dc /src/common/timer.cpp | |
parent | Merge pull request #862 from FearlessTobi/port-3997 (diff) | |
parent | Port #3972 from Citra: "common/timer: use std::chrono, avoid platform-dependent code" (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/common/timer.cpp | 95 |
1 files changed, 23 insertions, 72 deletions
diff --git a/src/common/timer.cpp b/src/common/timer.cpp index f0c5b1a43..2dc15e434 100644 --- a/src/common/timer.cpp +++ b/src/common/timer.cpp @@ -3,31 +3,16 @@ // Refer to the license.txt file included. #include <ctime> - #include <fmt/format.h> - -#ifdef _WIN32 -#include <windows.h> -// windows.h needs to be included before other windows headers -#include <mmsystem.h> -#include <sys/timeb.h> -#else -#include <sys/time.h> -#endif #include "common/common_types.h" #include "common/string_util.h" #include "common/timer.h" namespace Common { -u32 Timer::GetTimeMs() { -#ifdef _WIN32 - return timeGetTime(); -#else - struct timeval t; - (void)gettimeofday(&t, nullptr); - return ((u32)(t.tv_sec * 1000 + t.tv_usec / 1000)); -#endif +std::chrono::milliseconds Timer::GetTimeMs() { + return std::chrono::duration_cast<std::chrono::milliseconds>( + std::chrono::system_clock::now().time_since_epoch()); } // -------------------------------------------- @@ -63,7 +48,7 @@ void Timer::Update() { // ------------------------------------- // Get the number of milliseconds since the last Update() -u64 Timer::GetTimeDifference() { +std::chrono::milliseconds Timer::GetTimeDifference() { return GetTimeMs() - m_LastTime; } @@ -74,11 +59,11 @@ void Timer::AddTimeDifference() { } // Get the time elapsed since the Start() -u64 Timer::GetTimeElapsed() { +std::chrono::milliseconds Timer::GetTimeElapsed() { // If we have not started yet, return 1 (because then I don't // have to change the FPS calculation in CoreRerecording.cpp . - if (m_StartTime == 0) - return 1; + if (m_StartTime.count() == 0) + return std::chrono::milliseconds(1); // Return the final timer time if the timer is stopped if (!m_Running) @@ -90,49 +75,34 @@ u64 Timer::GetTimeElapsed() { // Get the formatted time elapsed since the Start() std::string Timer::GetTimeElapsedFormatted() const { // If we have not started yet, return zero - if (m_StartTime == 0) + if (m_StartTime.count() == 0) return "00:00:00:000"; // The number of milliseconds since the start. // Use a different value if the timer is stopped. - u64 Milliseconds; + std::chrono::milliseconds Milliseconds; if (m_Running) Milliseconds = GetTimeMs() - m_StartTime; else Milliseconds = m_LastTime - m_StartTime; // Seconds - u32 Seconds = (u32)(Milliseconds / 1000); + std::chrono::seconds Seconds = std::chrono::duration_cast<std::chrono::seconds>(Milliseconds); // Minutes - u32 Minutes = Seconds / 60; + std::chrono::minutes Minutes = std::chrono::duration_cast<std::chrono::minutes>(Milliseconds); // Hours - u32 Hours = Minutes / 60; + std::chrono::hours Hours = std::chrono::duration_cast<std::chrono::hours>(Milliseconds); - std::string TmpStr = fmt::format("{:02}:{:02}:{:02}:{:03}", Hours, Minutes % 60, Seconds % 60, - Milliseconds % 1000); + std::string TmpStr = fmt::format("{:02}:{:02}:{:02}:{:03}", Hours.count(), Minutes.count() % 60, + Seconds.count() % 60, Milliseconds.count() % 1000); return TmpStr; } -// Get current time -void Timer::IncreaseResolution() { -#ifdef _WIN32 - timeBeginPeriod(1); -#endif -} - -void Timer::RestoreResolution() { -#ifdef _WIN32 - timeEndPeriod(1); -#endif -} - // Get the number of seconds since January 1 1970 -u64 Timer::GetTimeSinceJan1970() { - time_t ltime; - time(<ime); - return ((u64)ltime); +std::chrono::seconds Timer::GetTimeSinceJan1970() { + return std::chrono::duration_cast<std::chrono::seconds>(GetTimeMs()); } -u64 Timer::GetLocalTimeSinceJan1970() { +std::chrono::seconds Timer::GetLocalTimeSinceJan1970() { time_t sysTime, tzDiff, tzDST; struct tm* gmTime; @@ -149,7 +119,7 @@ u64 Timer::GetLocalTimeSinceJan1970() { gmTime = gmtime(&sysTime); tzDiff = sysTime - mktime(gmTime); - return (u64)(sysTime + tzDiff + tzDST); + return std::chrono::seconds(sysTime + tzDiff + tzDST); } // Return the current time formatted as Minutes:Seconds:Milliseconds @@ -164,30 +134,16 @@ std::string Timer::GetTimeFormatted() { strftime(tmp, 6, "%M:%S", gmTime); -// Now tack on the milliseconds -#ifdef _WIN32 - struct timeb tp; - (void)::ftime(&tp); - return fmt::format("{}:{:03}", tmp, tp.millitm); -#else - struct timeval t; - (void)gettimeofday(&t, nullptr); - return fmt::format("{}:{:03}", tmp, static_cast<int>(t.tv_usec / 1000)); -#endif + u64 milliseconds = static_cast<u64>(GetTimeMs().count()) % 1000; + return fmt::format("{}:{:03}", tmp, milliseconds); } // Returns a timestamp with decimals for precise time comparisons // ---------------- double Timer::GetDoubleTime() { -#ifdef _WIN32 - struct timeb tp; - (void)::ftime(&tp); -#else - struct timeval t; - (void)gettimeofday(&t, nullptr); -#endif // Get continuous timestamp - u64 TmpSeconds = Common::Timer::GetTimeSinceJan1970(); + u64 TmpSeconds = static_cast<u64>(Common::Timer::GetTimeSinceJan1970().count()); + double ms = static_cast<u64>(GetTimeMs().count()) % 1000; // Remove a few years. We only really want enough seconds to make // sure that we are detecting actual actions, perhaps 60 seconds is @@ -196,12 +152,7 @@ double Timer::GetDoubleTime() { TmpSeconds = TmpSeconds - (38 * 365 * 24 * 60 * 60); // Make a smaller integer that fits in the double - u32 Seconds = (u32)TmpSeconds; -#ifdef _WIN32 - double ms = tp.millitm / 1000.0 / 1000.0; -#else - double ms = t.tv_usec / 1000000.0; -#endif + u32 Seconds = static_cast<u32>(TmpSeconds); double TmpTime = Seconds + ms; return TmpTime; |