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diff --git a/extern/audaspace/include/fx/SoundList.h b/extern/audaspace/include/fx/SoundList.h
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+++ b/extern/audaspace/include/fx/SoundList.h
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+/*******************************************************************************
+* 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.
+******************************************************************************/
+
+#pragma once
+
+/**
+* @file SoundList.h
+* @ingroup fx
+* The SoundList class.
+*/
+
+#include "ISound.h"
+
+#include <vector>
+#include <memory>
+#include <mutex>
+
+AUD_NAMESPACE_BEGIN
+
+/**
+* This class allows to have a list of sound that will play sequentially or randomly with each playback.
+*/
+class AUD_API SoundList : public ISound
+{
+private:
+	/**
+	* The list of sounds that will play.
+	*/
+	std::vector<std::shared_ptr<ISound>> m_list;
+
+	/**
+	* Flag for random playback
+	*/
+	bool m_random = false;
+
+	/**
+	* Current sound index. -1 if no reader has been created.
+	*/
+	int m_index = -1;
+
+	/**
+	* Mutex to prevent multithreading crashes.
+	*/
+	std::recursive_mutex m_mutex;
+
+	// delete copy constructor and operator=
+	SoundList(const SoundList&) = delete;
+	SoundList& operator=(const SoundList&) = delete;
+
+public:
+	/**
+	* Creates a new, empty sound list.
+	* Sounds must be added to the list using the addSound() method. 
+	* \param random False if the sounds int he list must be played sequentially. True if random.
+	*/
+	SoundList(bool random = false);
+
+	/**
+	* Creates a new sound list and initializes it.
+	* \param list A vector with sounds to initialize the list.
+	* \param random False if the sounds int he list must be played sequentially. True if random.
+	*/
+	SoundList(std::vector<std::shared_ptr<ISound>>& list, bool random = false);
+
+	virtual std::shared_ptr<IReader> createReader();
+
+	/**
+	* Adds a sound to the list.
+	* The added sounds can be played sequentially or randomly dependig 
+	* on the m_random flag
+	* \param sound A shared_ptr to the sound.
+	*/
+	void addSound(std::shared_ptr<ISound> sound);
+
+	/**
+	* Sets the playback mode of the sound list.
+	* There are two posible modes, random and sequential.
+	* \param random True to activate the random mode, false to activate sequential mode.
+	*/
+	void setRandomMode(bool random);
+
+	/**
+	* Returns the playback mode of the sound list.
+	* The two posible modes are random and sequential.
+	* \return True if the random mode is activated, false otherwise.
+	*/
+	bool getRandomMode();
+
+	/**
+	* Returns the amount of sounds in the list.
+	* \return The amount of sounds in the list.
+	*/
+	int getSize();
+
+};
+
+AUD_NAMESPACE_END