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FEAPIExamplePluginSpectral/fft.h

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00001 
00002 //     /*! \file fft.h: \brief interface of the generic real valued fft. */
00003 //
00004 //        Copyright (c) 2004-2007  
00005 //        zplane.development
00006 //        Flohrer Lerch Schwerdtfeger GbR
00007 //        All rights reserved.
00008 //
00009 //        Redistribution and use in source and binary forms, with or without 
00010 //        modification, are permitted provided that the following conditions 
00011 //        are met:
00012 //
00013 //        *   Redistributions of source code must retain the above copyright 
00014 //            notice, this list of conditions and the following disclaimer. 
00015 //        *   Redistributions in binary form must reproduce the above 
00016 //            copyright notice, this list of conditions and the following 
00017 //            disclaimer in the documentation and/or other materials 
00018 //            provided with the distribution. 
00019 //        *   Neither the name of the FEAPI development team nor the names 
00020 //            of its contributors may be used to endorse or promote products 
00021 //            derived from this software without specific prior written 
00022 //            permission. 
00023 //
00024 //        THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
00025 //        "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
00026 //        LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
00027 //        FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 
00028 //        COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 
00029 //        INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 
00030 //        BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
00031 //        LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 
00032 //        CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
00033 //        LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
00034 //        ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
00035 //        POSSIBILITY OF SUCH DAMAGE.
00036 //
00038 
00039 #if !defined (__VeclibFFTHEADER_INCLUDED__)
00040 #define __VeclibFFTHEADER_INCLUDED__
00041 
00042         void zRealFFTSplitGeneric (float *data,int n,float *pSinTable,float *pCosTable);
00043         void zRealIFFTSplitGeneric (float *data,int n,float *pSinTable,float *pCosTable);
00044 
00045 #endif //#if !defined (__VeclibFFTHEADER_INCLUDED__)

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