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Try to make timing a bit more robust.

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David Reid
2018-06-23 09:03:44 +10:00
parent 7a4816e16d
commit 037073c95d
1 changed files with 8 additions and 2 deletions
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mini_al.h
+8 -2
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@@ -3505,10 +3505,16 @@ double mal_timer_get_time_in_seconds(mal_timer* pTimer)
return (newTimeCounter - oldTimeCounter) / g_mal_TimerFrequency; return (newTimeCounter - oldTimeCounter) / g_mal_TimerFrequency;
} }
#else #else
#if defined(CLOCK_MONOTONIC)
#define MAL_CLOCK_ID CLOCK_MONOTONIC
#else
#define MAL_CLOCK_ID CLOCK_REALTIME
#endif
void mal_timer_init(mal_timer* pTimer) void mal_timer_init(mal_timer* pTimer)
{ {
struct timespec newTime; struct timespec newTime;
clock_gettime(CLOCK_MONOTONIC, &newTime); clock_gettime(MAL_CLOCK_ID, &newTime);
pTimer->counter = (newTime.tv_sec * 1000000000) + newTime.tv_nsec; pTimer->counter = (newTime.tv_sec * 1000000000) + newTime.tv_nsec;
} }
@@ -3516,7 +3522,7 @@ void mal_timer_init(mal_timer* pTimer)
double mal_timer_get_time_in_seconds(mal_timer* pTimer) double mal_timer_get_time_in_seconds(mal_timer* pTimer)
{ {
struct timespec newTime; struct timespec newTime;
clock_gettime(CLOCK_MONOTONIC, &newTime); clock_gettime(MAL_CLOCK_ID, &newTime);
uint64_t newTimeCounter = (newTime.tv_sec * 1000000000) + newTime.tv_nsec; uint64_t newTimeCounter = (newTime.tv_sec * 1000000000) + newTime.tv_nsec;
uint64_t oldTimeCounter = pTimer->counter; uint64_t oldTimeCounter = pTimer->counter;