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Add gethitickms() to the Windows layer.

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git-svn-id: https://svn.eduke32.com/eduke32@2848 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
helixhorned 2012-07-25 18:56:15 +00:00
parent 25e25b71fd
commit 568f213de8
2 changed files with 12 additions and 1 deletions
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1
polymer/eduke32/build/src/sdlayer.c
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@ -878,7 +878,6 @@ uint64_t gethitickspersec(void)
#endif #endif
} }
// TODO: winlayer too
// Returns the time since an unspecified starting time in milliseconds. // Returns the time since an unspecified starting time in milliseconds.
// (May be not monotonic for certain configurations.) // (May be not monotonic for certain configurations.)
ATTRIBUTE((flatten)) ATTRIBUTE((flatten))

12
polymer/eduke32/build/src/winlayer.c
View file

@ -1558,6 +1558,7 @@ static const char *GetDInputError(HRESULT code)
static int64_t timerfreq=0; static int64_t timerfreq=0;
static int32_t timerlastsample=0; static int32_t timerlastsample=0;
int32_t timerticspersec=0; int32_t timerticspersec=0;
static double hiticksperms = 1e308;
static void (*usertimercallback)(void) = NULL; static void (*usertimercallback)(void) = NULL;
// This timer stuff is all Ken's idea. // This timer stuff is all Ken's idea.
@ -1602,6 +1603,8 @@ int32_t inittimer(int32_t tickspersecond)
usertimercallback = NULL; usertimercallback = NULL;
hiticksperms = (double)gethitickspersec() / 1000;
return 0; return 0;
} }
@ -1614,6 +1617,8 @@ void uninittimer(void)
timerfreq=0; timerfreq=0;
timerticspersec = 0; timerticspersec = 0;
hiticksperms = 1e308;
} }
// //
@ -1663,6 +1668,13 @@ uint64_t gethitickspersec(void)
return timerfreq; return timerfreq;
} }
// Returns the time since an unspecified starting time in milliseconds.
ATTRIBUTE((flatten))
double gethitickms(void)
{
return (double)gethiticks() / hiticksperms;
}
// //
// gettimerfreq() -- returns the number of ticks per second the timer is configured to generate // gettimerfreq() -- returns the number of ticks per second the timer is configured to generate
// //