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ecore-x - vsync - also log the direct device timestamp if it goes back

This commit is contained in:
Carsten Haitzler 2021-02-03 02:26:54 +00:00
parent 4013c98af1
commit 90e5fd831d
1 changed files with 11 additions and 1 deletions
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12
src/lib/ecore_x/ecore_x_vsync.c
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@ -384,12 +384,20 @@ _drm_vblank_handler(int fd EINA_UNUSED,
if (pframe != frame)
{
#define DELTA_COUNT 10
double t = (double)sec + ((double)usec / 1000000);
double tnow = ecore_time_get();
double t = (double)sec + ((double)usec / 1000000);
unsigned long long tusec, ptusec;
static double tdelta[DELTA_COUNT];
static double tdelta_avg = 0.0;
static int tdelta_n = 0;
static unsigned int psec = 0, pusec = 0;
tusec = ((unsigned long long)sec) * 1000000 + usec;
ptusec = ((unsigned long long)psec) * 1000000 + pusec;
if (tusec <= ptusec)
fprintf(stderr,
"EEEEEEK! drm time went backwards! %u.%06u -> %u.%06u\n",
psec, pusec, sec, usec);
if (t > tnow)
{
if (tdelta_n > DELTA_COUNT)
@ -420,6 +428,8 @@ _drm_vblank_handler(int fd EINA_UNUSED,
_drm_fail_count = 0;
_drm_send_time(t);
pframe = frame;
psec = sec;
pusec = usec;
}
}
else