コード例 #1
0
ファイル: file_system.cpp プロジェクト: whztt07/LumixEngine
	void updateAsyncTransactions() override
	{
		PROFILE_FUNCTION();
		while (!m_in_progress.empty())
		{
			AsynTrans* tr = m_in_progress.front();
			if (!tr->isCompleted()) break;

			PROFILE_BLOCK("processAsyncTransaction");
			m_in_progress.pop();

			tr->data.m_cb.invoke(*tr->data.m_file, !!(tr->data.m_flags & E_SUCCESS));
			if ((tr->data.m_flags & (E_SUCCESS | E_FAIL)) != 0)
			{
				closeAsync(*tr->data.m_file);
			}
			m_transaction_queue.dealoc(tr);
		}

		int32 can_add = C_MAX_TRANS - m_in_progress.size();
		while (can_add && !m_pending.empty())
		{
			AsynTrans* tr = m_transaction_queue.alloc(false);
			if (tr)
			{
				AsyncItem& item = m_pending[0];
				tr->data.m_file = item.m_file;
				tr->data.m_cb = item.m_cb;
				tr->data.m_mode = item.m_mode;
				copyString(tr->data.m_path, sizeof(tr->data.m_path), item.m_path);
				tr->data.m_flags = item.m_flags;
				tr->reset();

				m_transaction_queue.push(tr, true);
				m_in_progress.push(tr);
				m_pending.erase(0);
			}
			can_add--;
		}
	}
コード例 #2
0
ファイル: file_system.cpp プロジェクト: whztt07/LumixEngine
	int task()
	{
		while (!m_trans_queue->isAborted())
		{
			PROFILE_BLOCK("transaction");
			AsynTrans* tr = m_trans_queue->pop(true);
			if (!tr) break;

			if ((tr->data.m_flags & E_IS_OPEN) == E_IS_OPEN)
			{
				tr->data.m_flags |=
					tr->data.m_file->open(Path(tr->data.m_path), tr->data.m_mode) ? E_SUCCESS : E_FAIL;
			}
			else if ((tr->data.m_flags & E_CLOSE) == E_CLOSE)
			{
				tr->data.m_file->close();
				tr->data.m_file->release();
				tr->data.m_file = nullptr;
			}
			tr->setCompleted();
		}
		return 0;
	}
コード例 #3
0
	void updateAsyncTransactions() override
	{
		PROFILE_FUNCTION();
		while (!m_in_progress.empty())
		{
			AsynTrans* tr = m_in_progress.front();
			if (!tr->isCompleted()) break;

			PROFILE_BLOCK("processAsyncTransaction");
			m_in_progress.pop();

			if ((tr->data.m_flags & E_CANCELED) == 0)
			{
				tr->data.m_cb.invoke(*tr->data.m_file, !!(tr->data.m_flags & E_SUCCESS));
			}
			if ((tr->data.m_flags & (E_SUCCESS | E_FAIL)) != 0)
			{
				closeAsync(*tr->data.m_file);
			}
			m_transaction_queue.dealoc(tr);
		}

		i32 can_add = C_MAX_TRANS - m_in_progress.size();
		while (can_add && !m_pending.empty())
		{
			AsynTrans* tr = m_transaction_queue.alloc(false);
			if (tr)
			{
				AsyncItem& item = m_pending[0];
				tr->data.m_file = item.m_file;
				tr->data.m_cb = item.m_cb;
				tr->data.m_id = item.m_id;
				tr->data.m_mode = item.m_mode;
				copyString(tr->data.m_path, sizeof(tr->data.m_path), item.m_path);
				tr->data.m_flags = item.m_flags;
				tr->reset();

				m_transaction_queue.push(tr, true);
				m_in_progress.push(tr);
				m_pending.erase(0);
			}
			can_add--;
		}

		#if LUMIX_SINGLE_THREAD()
			while (AsynTrans* tr = m_transaction_queue.pop(false))
			{
				PROFILE_BLOCK("transaction");
				if ((tr->data.m_flags & E_IS_OPEN) == E_IS_OPEN)
				{
					tr->data.m_flags |=
						tr->data.m_file->open(Path(tr->data.m_path), tr->data.m_mode) ? E_SUCCESS : E_FAIL;
				}
				else if ((tr->data.m_flags & E_CLOSE) == E_CLOSE)
				{
					tr->data.m_file->close();
					tr->data.m_file->release();
					tr->data.m_file = nullptr;
				}
				tr->setCompleted();
			}
		#endif
	}