demos/spectrum/3rdparty/fftreal/fftreal_wrapper.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 11 Jun 2010 14:24:45 +0300
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/***************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** This program 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
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** published by the Free Software Foundation, either version 2.1. This
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** program is distributed in the hope that it will be useful, but WITHOUT
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** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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** for more details. You should have received a copy of the GNU General
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** Public License along with this program. If not, see
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** <http://www.gnu.org/licenses/>.
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**
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***************************************************************************/
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#include "fftreal_wrapper.h"
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// FFTReal code generates quite a lot of 'unused parameter' compiler warnings,
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// which we suppress here in order to get a clean build output.
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#if defined Q_CC_MSVC
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#    pragma warning(disable:4100)
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#elif defined Q_CC_GNU
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#    pragma GCC diagnostic ignored "-Wunused-parameter"
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#elif defined Q_CC_MWERKS
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#    pragma warning off (10182)
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#endif
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#include "FFTRealFixLen.h"
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class FFTRealWrapperPrivate {
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public:
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    FFTRealFixLen<FFTLengthPowerOfTwo> m_fft;
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};
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FFTRealWrapper::FFTRealWrapper()
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    :   m_private(new FFTRealWrapperPrivate)
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{
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}
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FFTRealWrapper::~FFTRealWrapper()
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{
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    delete m_private;
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}
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void FFTRealWrapper::calculateFFT(DataType in[], const DataType out[])
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{
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    m_private->m_fft.do_fft(in, out);
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}