1 files changed, 116 insertions, 0 deletions
diff --git a/indra/llaudio/lllistener_openal.cpp b/indra/llaudio/lllistener_openal.cpp
new file mode 100644
index 0000000000..a96ebd5dba
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+++ b/indra/llaudio/lllistener_openal.cpp
@@ -0,0 +1,116 @@
+/**
+ * @file audioengine_openal.cpp
+ * @brief implementation of audio engine using OpenAL
+ * support as a OpenAL 3D implementation
+ *
+ * $LicenseInfo:firstyear=2002&license=viewergpl$
+ * 
+ * Copyright (c) 2002-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include "llaudioengine.h"
+
+#include "lllistener_openal.h"
+
+LLListener_OpenAL::LLListener_OpenAL()
+{
+	init();
+}
+
+LLListener_OpenAL::~LLListener_OpenAL()
+{
+}
+
+void LLListener_OpenAL::translate(LLVector3 offset)
+{
+	//llinfos << "LLListener_OpenAL::translate() : " << offset << llendl;
+	LLListener::translate(offset);
+}
+
+void LLListener_OpenAL::setPosition(LLVector3 pos)
+{
+	//llinfos << "LLListener_OpenAL::setPosition() : " << pos << llendl;
+	LLListener::setPosition(pos);
+}
+
+void LLListener_OpenAL::setVelocity(LLVector3 vel)
+{
+	LLListener::setVelocity(vel);
+}
+
+void LLListener_OpenAL::orient(LLVector3 up, LLVector3 at)
+{
+	//llinfos << "LLListener_OpenAL::orient() up: " << up << " at: " << at << llendl;
+	LLListener::orient(up, at);
+}
+
+void LLListener_OpenAL::commitDeferredChanges()
+{
+	ALfloat orientation[6];
+	orientation[0] = mListenAt.mV[0];
+	orientation[1] = mListenAt.mV[1];
+	orientation[2] = mListenAt.mV[2];
+	orientation[3] = mListenUp.mV[0];
+	orientation[4] = mListenUp.mV[1];
+	orientation[5] = mListenUp.mV[2];
+
+	ALfloat velocity[3];
+	velocity[0] = mVelocity.mV[0];
+	velocity[1] = mVelocity.mV[1];
+	velocity[2] = mVelocity.mV[2];
+
+	alListenerfv(AL_ORIENTATION, orientation);
+	alListenerfv(AL_POSITION, mPosition.mV);
+	alListenerfv(AL_VELOCITY, velocity);
+}
+
+void LLListener_OpenAL::setDopplerFactor(F32 factor)
+{
+	//llinfos << "LLListener_OpenAL::setDopplerFactor() : " << factor << llendl;
+	alDopplerFactor(factor);
+}
+
+F32 LLListener_OpenAL::getDopplerFactor()
+{
+	ALfloat factor;
+	factor = alGetFloat(AL_DOPPLER_FACTOR);
+	//llinfos << "LLListener_OpenAL::getDopplerFactor() : " << factor << llendl;
+	return factor;
+}
+
+
+void LLListener_OpenAL::setRolloffFactor(F32 factor)
+{
+	mRolloffFactor = factor;
+}
+
+F32 LLListener_OpenAL::getRolloffFactor()
+{
+	return mRolloffFactor;
+}
+
+