AUD_VolumeFactory.cpp

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/*
 * $Id: AUD_VolumeFactory.cpp 35141 2011-02-25 10:21:56Z jesterking $
 *
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * Copyright 2009-2011 Jörg Hermann Müller
 *
 * This file is part of AudaSpace.
 *
 * Audaspace is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * AudaSpace is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Audaspace; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#include "AUD_VolumeFactory.h"
#include "AUD_IIRFilterReader.h"

AUD_VolumeFactory::AUD_VolumeFactory(AUD_IFactory* factory, float volume) :
                AUD_EffectFactory(factory),
                m_volume(volume)
{
}

float AUD_VolumeFactory::getVolume() const
{
        return m_volume;
}

AUD_IReader* AUD_VolumeFactory::createReader() const
{
        std::vector<float> a, b;
        a.push_back(1);
        b.push_back(m_volume);
        return new AUD_IIRFilterReader(getReader(), b, a);
}