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fbaccel: always blit every 250ms

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this fixes problems with plugins that write directly into the
framebuffer (tuxtxt for example)
This commit is contained in:
Stefan Seyfried
2013-09-28 18:14:40 +02:00
parent ba5e548792
commit bb2f21d735
1 changed files with 4 additions and 11 deletions
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15
src/driver/fbaccel.cpp
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@@ -737,33 +737,26 @@ void CFbAccel::setupGXA()
}
#endif
#define BLIT_INTERVAL 40
#define BLIT_INTERVAL_MIN 40
#define BLIT_INTERVAL_MAX 250
void CFbAccel::run()
{
printf("CFbAccel::run start\n");
time_t last_blit = 0;
bool finished = false; /* one last blit after everything is done */
blit_pending = false;
blit_thread = true;
blit_mutex.lock();
set_threadname("fb::autoblit");
while (blit_thread) {
// printf("blit_pending: %d finish: %d\n", blit_pending, finish);
if (blit_pending || finished)
blit_cond.wait(&blit_mutex, BLIT_INTERVAL);
else
blit_cond.wait(&blit_mutex);
blit_cond.wait(&blit_mutex, blit_pending ? BLIT_INTERVAL_MIN : BLIT_INTERVAL_MAX);
time_t now = time_monotonic_ms();
if (now - last_blit < BLIT_INTERVAL)
if (now - last_blit < BLIT_INTERVAL_MIN)
{
blit_pending = true;
finished = false;
//printf("CFbAccel::run: skipped, time %ld\n", now - last_blit);
}
else
{
/* we timed out => add one more blit, just to make sure */
finished = !finished;
blit_pending = false;
blit_mutex.unlock();
_blit();