void pcnt_gte_end(int op)
{
pcnt_end(PCNT_GTE);
}
/* called on every vsync */
void pl_frame_limit(void)
{
static struct timeval tv_old, tv_expect;
static int vsync_cnt_prev;
struct timeval now;
int diff, usadj;
vsync_cnt++;
/* doing input here because the pad is polled
* thousands of times per frame for some reason */
update_input();
pcnt_end(PCNT_ALL);
gettimeofday(&now, 0);
if (now.tv_sec != tv_old.tv_sec) {
diff = tvdiff(now, tv_old);
vsps_cur = 0.0f;
if (0 < diff && diff < 2000000)
vsps_cur = 1000000.0f * (vsync_cnt - vsync_cnt_prev) / diff;
vsync_cnt_prev = vsync_cnt;
flips_per_sec = flip_cnt;
flip_cnt = 0;
tv_old = now;
if (g_opts & OPT_SHOWCPU)
tick_per_sec = get_cpu_ticks();
if (hud_new_msg > 0) {
hud_new_msg--;
if (hud_new_msg == 0)
hud_msg[0] = 0;
}
}
#ifdef PCNT
static int ya_vsync_count;
if (++ya_vsync_count == PCNT_FRAMES) {
pcnt_print(vsps_cur);
ya_vsync_count = 0;
}
#endif
tvadd(tv_expect, pl_frame_interval);
diff = tvdiff(tv_expect, now);
if (diff > MAX_LAG_FRAMES * pl_frame_interval || diff < -MAX_LAG_FRAMES * pl_frame_interval) {
//printf("pl_frame_limit reset, diff=%d, iv %d\n", diff, pl_frame_interval);
tv_expect = now;
diff = 0;
// try to align with vsync
usadj = vsync_usec_time;
while (usadj < tv_expect.tv_usec - pl_frame_interval)
usadj += pl_frame_interval;
tv_expect.tv_usec = usadj;
}
if (!(g_opts & OPT_NO_FRAMELIM) && diff > pl_frame_interval) {
// yay for working usleep on pandora!
//printf("usleep %d\n", diff - pl_frame_interval / 2);
usleep(diff - pl_frame_interval / 2);
}
if (UseFrameSkip) {
if (diff < -pl_frame_interval) {
// P.E.Op.S. makes skip decision based on this
fps_skip = 1.0f;
plugin_skip_advice = 1;
}
else if (diff >= 0) {
fps_skip = 100.0f;
plugin_skip_advice = 0;
}
}
pcnt_start(PCNT_ALL);
}
