Method wait_for_task_completion

utility/task_manager.cpp:256–294

TaskManager::BaseTemplateTaskData::~BaseTemplateTaskData() {}

Error TaskManager::wait_for_task_completion(TaskManagerID p_group_id, uint64_t timeout_s_no_progress) {
	if (p_group_id == -1) {
		return ERR_INVALID_PARAMETER;
	}
	Error err = OK;
	bool erase = true;
	{
		std::shared_ptr<BaseTemplateTaskData> task;
		bool already_waiting = false;
		bool found = group_id_to_description.modify_if(p_group_id, [&](auto &v) {
			task = v.second;
			already_waiting = task->is_waiting;
			if (!already_waiting) {
				task->is_waiting = true;
			}
		});
		if (!task || !found) {
			return ERR_INVALID_PARAMETER;
		} else if (already_waiting) {
			return ERR_ALREADY_IN_USE;
		}
		if (task->wait_for_completion(timeout_s_no_progress)) {
			if (task->is_timed_out()) {
				err = ERR_TIMEOUT;
			} else {
				err = ERR_SKIP;
			}
			if (task->_is_aborted()) {
				erase = false;
				task->is_waiting = false;
				err = ERR_LOCKED;
			}
		}
	}
	if (erase) {
		group_id_to_description.erase(p_group_id);
	}
	return err;
}

bool TaskManager::wait_until_next_frame(int64_t p_time_usec) {
	uint64_t curr_time = OS::get_singleton()->get_ticks_usec();