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* $Id: AUD_SquareFactory.h 25656 2010-01-01 18:45:21Z nexyon $
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* ***** BEGIN LGPL LICENSE BLOCK *****
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* Copyright 2009 Jörg Hermann Müller
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* ***** BEGIN GPL LICENSE BLOCK *****
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* Copyright 2009-2011 Jörg Hermann Müller
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* This file is part of AudaSpace.
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* AudaSpace is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* Audaspace is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* AudaSpace 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
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* GNU Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public License
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* along with AudaSpace. If not, see <http://www.gnu.org/licenses/>.
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* ***** END LGPL LICENSE BLOCK *****
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#ifndef AUD_SQUAREFACTORY
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#define AUD_SQUAREFACTORY
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with Audaspace; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* ***** END GPL LICENSE BLOCK *****
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/** \file audaspace/FX/AUD_SquareFactory.h
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#ifndef __AUD_SQUAREFACTORY_H__
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#define __AUD_SQUAREFACTORY_H__
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#include "AUD_EffectFactory.h"
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class AUD_CallbackIIRFilterReader;
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* This factory Transforms any signal to a square signal.
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* \param factory The input factory.
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* \param threshold The threshold.
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AUD_SquareFactory(AUD_IFactory* factory = 0, float threshold = 0.0f);
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* Creates a new square factory.
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* \param threshold The threshold.
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AUD_SquareFactory(float threshold);
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AUD_SquareFactory(AUD_Reference<AUD_IFactory> factory, float threshold = 0.0f);
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* Returns the threshold.
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* \param threshold The new threshold value. Should be between 0.0 and 1.0.
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void setThreshold(float threshold);
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virtual AUD_IReader* createReader();
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float getThreshold() const;
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virtual AUD_Reference<AUD_IReader> createReader();
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static sample_t squareFilter(AUD_CallbackIIRFilterReader* reader, float* threshold);
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static void endSquareFilter(float* threshold);
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#endif //AUD_SQUAREFACTORY
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#endif //__AUD_SQUAREFACTORY_H__