void fps_init(Fps* s)
{
s->lastTime = _now_ms();
s->firstTime = 0.;
s->firstFrame = 0;
s->numFrames = 0;
}
void fps_endFrame(Fps* s)
{
double now = _now_ms();
double renderTime = now - s->frameTime;
double frameTime = now - s->lastTime;
int nn;
if (now - s->firstTime >= MAX_PERIOD_MS) {
if (s->numFrames > 0) {
double minRender, maxRender, avgRender;
double minFrame, maxFrame, avgFrame;
int count;
nn = s->firstFrame;
minRender = maxRender = avgRender = s->frames[nn].renderTime;
minFrame = maxFrame = avgFrame = s->frames[nn].frameTime;
for (count = s->numFrames; count > 0; count-- ) {
nn += 1;
if (nn >= MAX_FRAME_STATS)
nn -= MAX_FRAME_STATS;
double render = s->frames[nn].renderTime;
if (render < minRender) minRender = render;
if (render > maxRender) maxRender = render;
double frame = s->frames[nn].frameTime;
if (frame < minFrame) minFrame = frame;
if (frame > maxFrame) maxFrame = frame;
avgRender += render;
avgFrame += frame;
}
avgRender /= s->numFrames;
avgFrame /= s->numFrames;
LOGI("frame/s (avg,min,max) = (%.1f,%.1f,%.1f) "
"render time ms (avg,min,max) = (%.1f,%.1f,%.1f)\n",
1000./avgFrame, 1000./maxFrame, 1000./minFrame,
avgRender, minRender, maxRender);
}
s->numFrames = 0;
s->firstFrame = 0;
s->firstTime = now;
}
nn = s->firstFrame + s->numFrames;
if (nn >= MAX_FRAME_STATS)
nn -= MAX_FRAME_STATS;
s->frames[nn].renderTime = renderTime;
s->frames[nn].frameTime = frameTime;
if (s->numFrames < MAX_FRAME_STATS) {
s->numFrames += 1;
} else {
s->firstFrame += 1;
if (s->firstFrame >= MAX_FRAME_STATS)
s->firstFrame -= MAX_FRAME_STATS;
}
s->lastTime = now;
}
EXPORT_SYM bool
hdfs_future_get_timeout(struct hdfs_rpc_response_future *future, struct hdfs_object **object, uint64_t ms)
{
uint64_t absms;
absms = _now_ms() + ms;
_lock(&future->fu_lock);
while (!future->fu_res && _now_ms() < absms)
_waitlimit(&future->fu_lock, &future->fu_cond, absms);
if (!future->fu_res) {
_unlock(&future->fu_lock);
return false;
}
_unlock(&future->fu_lock);
*object = future->fu_res;
_namenode_decref(future->fu_namenode);
memset(future, 0, sizeof *future);
return true;
}
EXPORT_SYM bool
hdfs_future_get_timeout(struct hdfs_rpc_response_future *future, struct hdfs_object **object, uint64_t ms)
{
uint64_t absms;
ASSERT(future->fu_inited && future->fu_invoked);
absms = _now_ms() + ms;
_lock(&future->fu_lock);
while (!future->fu_res && _now_ms() < absms)
_waitlimit(&future->fu_lock, &future->fu_cond, absms);
if (!future->fu_res) {
_unlock(&future->fu_lock);
return false;
}
_unlock(&future->fu_lock);
*object = future->fu_res;
hdfs_rpc_response_future_clean(future);
return true;
}
void fps_startFrame(Fps* s)
{
s->frameTime = _now_ms();
}