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- increase granularity of CalcSmoothRatio().

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Mitchell Richters 2020-07-31 12:31:44 +10:00 committed by Christoph Oelckers
parent 00ecea47aa
commit 733f3aa490
1 changed files with 17 additions and 5 deletions
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22
source/core/gamecontrol.cpp
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@ -95,6 +95,9 @@ int myconnectindex, numplayers;
int connecthead, connectpoint2[MAXMULTIPLAYERS];
int32_t xres = -1, yres = -1, bpp = 0;
auto vsnprintfptr = vsnprintf; // This is an inline in Visual Studio but we need an address for it to satisfy the MinGW compiled libraries.
static ClockTicks lastototalclk;
static uint64_t elapsedTime;
static uint64_t lastTime;
glcycle_t thinktime, actortime, gameupdatetime, drawtime;
@ -1037,12 +1040,21 @@ void S_SetSoundPaused(int state)
int CalcSmoothRatio(const ClockTicks &totalclk, const ClockTicks &ototalclk, int realgameticspersec)
{
const double TICRATE = 120.;
const int baseValue = 65536;
uint64_t currentTime = I_nsTime();
double elapsedTime = (totalclk - ototalclk);
double elapsedFrames = elapsedTime * (1. / TICRATE);
double ratio = (elapsedFrames * realgameticspersec);
return clamp(xs_RoundToInt(ratio * 65536), 0, 65536);
if ((lastototalclk == ototalclk) && (lastTime != 0))
{
elapsedTime += currentTime - lastTime;
}
else
{
lastototalclk = ototalclk;
elapsedTime = 0;
}
lastTime = currentTime;
return clamp(baseValue * (elapsedTime / (1'000'000'000. / realgameticspersec)), 0, baseValue);
}
FString G_GetDemoPath()