55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
/**
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* @file volume_catcher.h
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* @brief Interface to a class with platform-specific implementations that allows control of the audio volume of all sources in the current process.
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*
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* @cond
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* $LicenseInfo:firstyear=2010&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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* @endcond
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*/
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#ifndef VOLUME_CATCHER_H
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#define VOLUME_CATCHER_H
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#include "linden_common.h"
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class VolumeCatcherImpl;
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class VolumeCatcher
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{
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public:
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VolumeCatcher();
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~VolumeCatcher();
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void setVolume(F32 volume); // 0.0 - 1.0
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// Set the left-right pan of audio sources
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// where -1.0 = left, 0 = center, and 1.0 = right
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void setPan(F32 pan);
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void pump(); // call this at least a few times a second if you can - it affects how quickly we can 'catch' a new audio source and adjust its volume
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private:
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VolumeCatcherImpl *pimpl;
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};
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#endif // VOLUME_CATCHER_H
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