blender/intern/audaspace/FX/AUD_VolumeFactory.cpp

/*
 * $Id$
 *
 * ***** 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 *****
 */

/** \file audaspace/FX/AUD_VolumeFactory.cpp
 *  \ingroup audfx
 */


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

AUD_VolumeFactory::AUD_VolumeFactory(AUD_Reference<AUD_IFactory> factory, float volume) :
		AUD_EffectFactory(factory),
		m_volume(volume)
{
}

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

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