void FrameOrganizer::startWriters()
{
assertFinalized();
LogInfo("Starting writers");
for (auto& frame_catalouge_entry : m_frame_catalouge)
{
thread writer_thread(&FrameWriter::startWriter,
frame_catalouge_entry.first);
writer_thread.join();
}
}
static void process_pending_data() {
while (!pending_frame_data.empty()) {
auto& frame_data = pending_frame_data.front();
bool finished;
if (!do_gpu_queries) {
finished = true;
} else {
// Determine if all queries have passed already
finished = true;
for (auto& trace_data : frame_data.data) {
if (trace_data.gpu_query == -1) {
// Event has been processed before
continue;
}
if (gr_query_value_available(trace_data.gpu_query)) {
trace_data.gpu_time = gr_get_query_value(trace_data.gpu_query);
free_query_object(trace_data.gpu_query);
trace_data.gpu_query = -1;
} else {
// If we are here then a query hasn't finished yet. Try again next time...
finished = false;
break;
}
}
}
if (finished) {
std::thread writer_thread(std::bind(write_json_data, frame_data));
writer_thread.detach();
pending_frame_data.erase(pending_frame_data.begin());
} else {
// GPU queries always finish in sequence so the later queries can't be finished yet
break;
}
}
}
