GODOT IS OPEN SOURCE

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diff --git a/scene/audio/sound_room_params.h b/scene/audio/sound_room_params.h
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+/*************************************************************************/
+/*  sound_room_params.h                                                  */
+/*************************************************************************/
+/*                       This file is part of:                           */
+/*                           GODOT ENGINE                                */
+/*                    http://www.godotengine.org                         */
+/*************************************************************************/
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                 */
+/*                                                                       */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the       */
+/* "Software"), to deal in the Software without restriction, including   */
+/* without limitation the rights to use, copy, modify, merge, publish,   */
+/* distribute, sublicense, and/or sell copies of the Software, and to    */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions:                                             */
+/*                                                                       */
+/* The above copyright notice and this permission notice shall be        */
+/* included in all copies or substantial portions of the Software.       */
+/*                                                                       */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF    */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY  */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,  */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE     */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
+/*************************************************************************/
+#ifndef SOUND_ROOM_PARAMS_H
+#define SOUND_ROOM_PARAMS_H
+
+#include "scene/main/node.h"
+#include "servers/spatial_sound_server.h"
+
+
+#ifndef _3D_DISABLED
+
+#include "scene/3d/room_instance.h"
+class SoundRoomParams : public Node {
+
+	OBJ_TYPE( SoundRoomParams, Node );
+public:
+
+	enum Params {
+		PARAM_SPEED_OF_SOUND_SCALE=SpatialSoundServer::ROOM_PARAM_SPEED_OF_SOUND_SCALE,
+		PARAM_DOPPLER_FACTOR=SpatialSoundServer::ROOM_PARAM_DOPPLER_FACTOR,
+		PARAM_PITCH_SCALE=SpatialSoundServer::ROOM_PARAM_PITCH_SCALE,
+		PARAM_VOLUME_SCALE_DB=SpatialSoundServer::ROOM_PARAM_VOLUME_SCALE_DB,
+		PARAM_REVERB_SEND=SpatialSoundServer::ROOM_PARAM_REVERB_SEND,
+		PARAM_CHORUS_SEND=SpatialSoundServer::ROOM_PARAM_CHORUS_SEND,
+		PARAM_ATTENUATION_SCALE=SpatialSoundServer::ROOM_PARAM_ATTENUATION_SCALE,
+		PARAM_ATTENUATION_HF_CUTOFF=SpatialSoundServer::ROOM_PARAM_ATTENUATION_HF_CUTOFF,
+		PARAM_ATTENUATION_HF_FLOOR_DB=SpatialSoundServer::ROOM_PARAM_ATTENUATION_HF_FLOOR_DB,
+		PARAM_ATTENUATION_HF_RATIO_EXP=SpatialSoundServer::ROOM_PARAM_ATTENUATION_HF_RATIO_EXP,
+		PARAM_ATTENUATION_REVERB_SCALE=SpatialSoundServer::ROOM_PARAM_ATTENUATION_REVERB_SCALE,
+		PARAM_MAX=SpatialSoundServer::ROOM_PARAM_MAX
+	};
+
+	enum Reverb {
+		REVERB_SMALL,
+		REVERB_MEDIUM,
+		REVERB_LARGE,
+		REVERB_HALL
+	};
+private:
+
+	RID room;
+
+	float params[PARAM_MAX];
+	Reverb reverb;
+	bool force_params_for_all_sources;
+	void _update_sound_room();
+
+
+protected:
+
+	void _notification(int p_what);
+	static void _bind_methods();
+
+public:
+
+
+	void set_param(Params p_param, float p_value);
+	float get_param(Params p_param) const;
+
+	void set_reverb_mode(Reverb p_mode);
+	Reverb get_reverb_mode() const;
+
+	void set_force_params_to_all_sources(bool p_force);
+	bool is_forcing_params_to_all_sources();
+
+	SoundRoomParams();
+};
+
+VARIANT_ENUM_CAST(SoundRoomParams::Params);
+VARIANT_ENUM_CAST(SoundRoomParams::Reverb);
+
+#endif
+
+#endif // SOUND_ROOM_PARAMS_H