1 files changed, 60 insertions, 0 deletions
diff --git a/extern/audaspace/src/util/ThreadPool.cpp b/extern/audaspace/src/util/ThreadPool.cpp
new file mode 100644
index 00000000000..74051902c3b
--- /dev/null
+++ b/extern/audaspace/src/util/ThreadPool.cpp
@@ -0,0 +1,60 @@
+/*******************************************************************************
+* Copyright 2015-2016 Juan Francisco Crespo Galán
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*   http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+******************************************************************************/
+
+#include "util/ThreadPool.h"
+
+AUD_NAMESPACE_BEGIN
+
+ThreadPool::ThreadPool(unsigned int count) :
+	m_stopFlag(false), m_numThreads(count)
+{
+	for(unsigned int i = 0; i < count; i++)
+		m_threads.emplace_back(&ThreadPool::threadFunction, this);
+}
+
+ThreadPool::~ThreadPool()
+{
+	m_mutex.lock();
+	m_stopFlag = true;
+	m_mutex.unlock();
+	m_condition.notify_all();
+	for(unsigned int i = 0; i < m_threads.size(); i++)
+		m_threads[i].join();
+}
+
+unsigned int ThreadPool::getNumOfThreads()
+{
+	return m_numThreads;
+}
+
+void ThreadPool::threadFunction()
+{
+	while(true)
+	{
+		std::function<void()> task;
+		{
+			std::unique_lock<std::mutex> lock(m_mutex);
+			m_condition.wait(lock, [this] { return m_stopFlag || !m_queue.empty(); });
+			if(m_stopFlag && m_queue.empty())
+				return;
+			task = std::move(m_queue.front());
+			this->m_queue.pop();
+		}
+		task();
+	}
+}
+
+AUD_NAMESPACE_END