lifning/SRB2
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Let's try an experiment: move the epoch forward as I_GetTime is called

Browse source 
This will make it even longer until time wraps around. Have you ever run a
srb2 server for 4 years straight?
This commit is contained in:
James R 2020-11-07 01:54:54 -08:00
parent b72789b0c9
commit 515d7eeb9e
1 changed files with 11 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
src/sdl/i_system.c
View file

@ -2044,12 +2044,20 @@ ticcmd_t *I_BaseTiccmd2(void)
// //
static Uint64 timer_frequency; static Uint64 timer_frequency;
static double tic_frequency;
static Uint64 tic_epoch; static Uint64 tic_epoch;
tic_t I_GetTime(void) tic_t I_GetTime(void)
{ {
static double elapsed;
const Uint64 now = SDL_GetPerformanceCounter(); const Uint64 now = SDL_GetPerformanceCounter();
return (now - tic_epoch) * NEWTICRATE / timer_frequency;
elapsed += (now - tic_epoch) / tic_frequency;
tic_epoch = now; // moving epoch
return (tic_t)elapsed;
} }
precise_t I_GetPreciseTime(void) precise_t I_GetPreciseTime(void)
@ -2069,6 +2077,8 @@ void I_StartupTimer(void)
{ {
timer_frequency = SDL_GetPerformanceFrequency(); timer_frequency = SDL_GetPerformanceFrequency();
tic_epoch = SDL_GetPerformanceCounter(); tic_epoch = SDL_GetPerformanceCounter();
tic_frequency = timer_frequency / NEWTICRATE;
} }
void I_Sleep(void) void I_Sleep(void)