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authorSergeanur <s.anureev@yandex.ua>2021-05-29 15:50:20 +0200
committerSergeanur <s.anureev@yandex.ua>2021-06-24 20:32:44 +0200
commit2592da2273a580df7d854eecf4e0ac48a7a86162 (patch)
treea8cc1c69f2f9c84525452b910e4a56fb1521ae2e /src/core/Timer.cpp
parentMake times more accurate (diff)
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Diffstat (limited to 'src/core/Timer.cpp')
-rw-r--r--src/core/Timer.cpp67
1 files changed, 32 insertions, 35 deletions
diff --git a/src/core/Timer.cpp b/src/core/Timer.cpp
index 0c1875e9..29875c91 100644
--- a/src/core/Timer.cpp
+++ b/src/core/Timer.cpp
@@ -37,10 +37,6 @@ RsTimerType suspendPcTimer;
uint32 suspendDepth;
-#ifdef FIX_BUGS
-double frameTime;
-#endif
-
void CTimer::Initialise(void)
{
debug("Initialising CTimer...\n");
@@ -90,6 +86,12 @@ void CTimer::Shutdown(void)
void CTimer::Update(void)
{
+#ifdef FIX_BUGS
+ static double frameTimeLogical = 0.0;
+ static double frameTimeFraction = 0.0;
+ static double frameTimeFractionScaled = 0.0;
+#endif
+
m_snPreviousTimeInMilliseconds = m_snTimeInMilliseconds;
#ifdef _WIN32
@@ -101,31 +103,30 @@ void CTimer::Update(void)
int32 updInCycles = (pc.LowPart - _oldPerfCounter.LowPart); // & 0x7FFFFFFF; pointless
_oldPerfCounter = pc;
-
+
+ // bugfix from VC
+#ifdef FIX_BUGS
+ float updInCyclesScaled = GetIsPaused() ? updInCycles : updInCycles * ms_fTimeScale;
+#else
float updInCyclesScaled = updInCycles * ms_fTimeScale;
-
- // We need that real frame time to fix transparent menu bug.
-#ifndef FIX_BUGS
- double
#endif
- frameTime = updInCyclesScaled / (double)_nCyclesPerMS;
+
+ double frameTime = updInCyclesScaled / (double)_nCyclesPerMS;
#ifdef FIX_BUGS
+ // count frames as if we're running at 30 fps
m_LogicalFramesPassed = 0;
- static double frameTimeLogical = 0.0;
frameTimeLogical += ((double)updInCycles / (double)_nCyclesPerMS);
while (frameTimeLogical >= 1000.0 / 30.0) {
frameTimeLogical -= 1000.0 / 30.0;
m_LogicalFramesPassed++;
}
m_LogicalFrameCounter += m_LogicalFramesPassed;
-#endif
-#ifdef FIX_BUGS
- static double frameTimeDouble = 0.0;
- frameTimeDouble += frameTime;
+ frameTimeFraction += (double)updInCycles / (double)_nCyclesPerMS;
+ frameTimeFractionScaled += frameTime;
- m_snTimeInMillisecondsPauseMode += uint32(frameTimeDouble);
+ m_snTimeInMillisecondsPauseMode += uint32(frameTimeFraction);
#else
m_snTimeInMillisecondsPauseMode = m_snTimeInMillisecondsPauseMode + frameTime;
#endif
@@ -135,8 +136,8 @@ void CTimer::Update(void)
else
{
#ifdef FIX_BUGS
- m_snTimeInMilliseconds += uint32(frameTimeDouble);
- m_snTimeInMillisecondsNonClipped += uint32(frameTimeDouble);
+ m_snTimeInMilliseconds += uint32(frameTimeFractionScaled);
+ m_snTimeInMillisecondsNonClipped += uint32(frameTimeFractionScaled);
#else
m_snTimeInMilliseconds = m_snTimeInMilliseconds + frameTime;
m_snTimeInMillisecondsNonClipped = m_snTimeInMillisecondsNonClipped + frameTime;
@@ -144,7 +145,8 @@ void CTimer::Update(void)
ms_fTimeStep = frameTime / 1000.0f * 50.0f;
}
#ifdef FIX_BUGS
- frameTimeDouble -= uint32(frameTimeDouble);
+ frameTimeFraction -= uint32(frameTimeFraction);
+ frameTimeFractionScaled -= uint32(frameTimeFractionScaled);
#endif
}
else
@@ -154,30 +156,24 @@ void CTimer::Update(void)
RsTimerType updInMs = timer - oldPcTimer;
- // We need that real frame time to fix transparent menu bug.
-#ifndef FIX_BUGS
- double
-#endif
- frameTime = (double)updInMs * ms_fTimeScale;
+ double frameTime = (double)updInMs * ms_fTimeScale;
+
+ oldPcTimer = timer;
#ifdef FIX_BUGS
+ // count frames as if we're running at 30 fps
m_LogicalFramesPassed = 0;
- static double frameTimeLogical = 0.0;
frameTimeLogical += (double)updInMs;
while(frameTimeLogical >= 1000.0 / 30.0) {
frameTimeLogical -= 1000.0 / 30.0;
m_LogicalFramesPassed++;
}
m_LogicalFrameCounter += m_LogicalFramesPassed;
-#endif
- oldPcTimer = timer;
-
-#ifdef FIX_BUGS
- static double frameTimeDouble = 0.0;
- frameTimeDouble += frameTime;
+ frameTimeFraction += (double)updInMs;
+ frameTimeFractionScaled += frameTime;
- m_snTimeInMillisecondsPauseMode += uint32(frameTimeDouble);
+ m_snTimeInMillisecondsPauseMode += uint32(frameTimeFraction);
#else
m_snTimeInMillisecondsPauseMode = m_snTimeInMillisecondsPauseMode + frameTime;
#endif
@@ -187,8 +183,8 @@ void CTimer::Update(void)
else
{
#ifdef FIX_BUGS
- m_snTimeInMilliseconds += uint32(frameTimeDouble);
- m_snTimeInMillisecondsNonClipped += uint32(frameTimeDouble);
+ m_snTimeInMilliseconds += uint32(frameTimeFractionScaled);
+ m_snTimeInMillisecondsNonClipped += uint32(frameTimeFractionScaled);
#else
m_snTimeInMilliseconds = m_snTimeInMilliseconds + frameTime;
m_snTimeInMillisecondsNonClipped = m_snTimeInMillisecondsNonClipped + frameTime;
@@ -196,7 +192,8 @@ void CTimer::Update(void)
ms_fTimeStep = frameTime / 1000.0f * 50.0f;
}
#ifdef FIX_BUGS
- frameTimeDouble -= uint32(frameTimeDouble);
+ frameTimeFraction -= uint32(frameTimeFraction);
+ frameTimeFractionScaled -= uint32(frameTimeFractionScaled);
#endif
}