zdoom/qzdoom
0
0
Fork 0
mirror of https://github.com/ZDoom/qzdoom.git synced 2024-11-10 23:02:08 +00:00
Code Issues Projects Releases Packages Wiki Activity

- Fix freeze interpolation bug

Browse source
This commit is contained in:
Magnus Norddahl 2017-11-10 23:17:31 +01:00
parent 28401cd674
commit 090943eaa4
1 changed files with 12 additions and 9 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

21
src/win32/i_system.cpp
View file

@ -198,7 +198,7 @@ static uint32_t performanceGetTime()
static unsigned int FirstFrameStartTime; static unsigned int FirstFrameStartTime;
static unsigned int CurrentFrameStartTime; static unsigned int CurrentFrameStartTime;
static bool TimeFrozen; static unsigned int FreezeTime;
void I_SetFrameTime() void I_SetFrameTime()
{ {
@ -207,7 +207,7 @@ void I_SetFrameTime()
// performanceGetTime() must only ever be called once or otherwise the playsim // performanceGetTime() must only ever be called once or otherwise the playsim
// processing time will affect the interpolation done by the renderer. // processing time will affect the interpolation done by the renderer.
if (!TimeFrozen) if (FreezeTime == 0)
{ {
CurrentFrameStartTime = performanceGetTime(); CurrentFrameStartTime = performanceGetTime();
if (FirstFrameStartTime == 0) if (FirstFrameStartTime == 0)
@ -247,7 +247,7 @@ static int I_WaitForTicWin32(int prevtic)
unsigned int I_FPSTime() unsigned int I_FPSTime()
{ {
if (!TimeFrozen) if (FreezeTime == 0)
return CurrentFrameStartTime; return CurrentFrameStartTime;
else else
return performanceGetTime(); return performanceGetTime();
@ -255,7 +255,7 @@ unsigned int I_FPSTime()
unsigned int I_MSTime() unsigned int I_MSTime()
{ {
if (!TimeFrozen) if (FreezeTime == 0)
{ {
return CurrentFrameStartTime - FirstFrameStartTime; return CurrentFrameStartTime - FirstFrameStartTime;
} }
@ -292,13 +292,16 @@ double I_GetTimeFrac(uint32_t *ms)
void I_FreezeTimeWin32(bool frozen) void I_FreezeTimeWin32(bool frozen)
{ {
if (TimeFrozen && !frozen) if (frozen)
{ {
unsigned int timeFrozen = performanceGetTime() - CurrentFrameStartTime; FreezeTime = performanceGetTime();
FirstFrameStartTime += timeFrozen; }
else
{
FirstFrameStartTime += performanceGetTime() - FreezeTime;
FreezeTime = 0;
I_SetFrameTime();
} }
TimeFrozen = frozen;
} }
int(*I_GetTime)(bool saveMS) = I_GetTimeWin32; int(*I_GetTime)(bool saveMS) = I_GetTimeWin32;