Blender V2.61 - r43446

AUD_RectifyFactory.cpp

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00001 /*
00002  * ***** BEGIN GPL LICENSE BLOCK *****
00003  *
00004  * Copyright 2009-2011 Jörg Hermann Müller
00005  *
00006  * This file is part of AudaSpace.
00007  *
00008  * Audaspace is free software; you can redistribute it and/or modify
00009  * it under the terms of the GNU General Public License as published by
00010  * the Free Software Foundation; either version 2 of the License, or
00011  * (at your option) any later version.
00012  *
00013  * AudaSpace is distributed in the hope that it will be useful,
00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00016  * GNU General Public License for more details.
00017  *
00018  * You should have received a copy of the GNU General Public License
00019  * along with Audaspace; if not, write to the Free Software Foundation,
00020  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00021  *
00022  * ***** END GPL LICENSE BLOCK *****
00023  */
00024 
00030 #include "AUD_RectifyFactory.h"
00031 #include "AUD_CallbackIIRFilterReader.h"
00032 
00033 #include <cmath>
00034 
00035 sample_t AUD_RectifyFactory::rectifyFilter(AUD_CallbackIIRFilterReader* reader, void* useless)
00036 {
00037     return fabs(reader->x(0));
00038 }
00039 
00040 AUD_RectifyFactory::AUD_RectifyFactory(AUD_Reference<AUD_IFactory> factory) :
00041         AUD_EffectFactory(factory)
00042 {
00043 }
00044 
00045 AUD_Reference<AUD_IReader> AUD_RectifyFactory::createReader()
00046 {
00047     return new AUD_CallbackIIRFilterReader(getReader(), 1, 1, rectifyFilter);
00048 }