00001 /* 00002 * This file is part of the ESO SINFONI Pipeline 00003 * Copyright (C) 2004,2005 European Southern Observatory 00004 * 00005 * This program is free software; you can redistribute it and/or modify 00006 * it under the terms of the GNU General Public License as published by 00007 * the Free Software Foundation; either version 2 of the License, or 00008 * (at your option) any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License 00016 * along with this program; if not, write to the Free Software 00017 * Foundation, 51 Franklin St, Fifth Floor, Boston, MA 02111-1307 USA 00018 */ 00019 /*--------------------------------------------------------------------------- 00020 File name : sinfo_sinfo_fft_base.h 00021 Author : N. Devillard 00022 Created on : October 1999 00023 Description : base FFT routines 00024 *--------------------------------------------------------------------------*/ 00025 /* 00026 $Id: sinfo_fft_base.h,v 1.6 2007/06/06 07:10:45 amodigli Exp $ 00027 $Author: amodigli $ 00028 $Date: 2007/06/06 07:10:45 $ 00029 $Revision: 1.6 $ 00030 */ 00031 #ifndef SINFO_FFT_BASE_H 00032 #define SINFO_FFT_BASE_H 00033 /*--------------------------------------------------------------------------- 00034 Includes 00035 ---------------------------------------------------------------------------*/ 00036 #include <math.h> 00037 #include "cpl.h" 00038 #include "sinfo_local_types.h" 00039 /*--------------------------------------------------------------------------- 00040 New types 00041 ---------------------------------------------------------------------------*/ 00042 /*--------------------------------------------------------------------------- 00043 Defines 00044 ---------------------------------------------------------------------------*/ 00045 #define FFT_FORWARD 1 00046 #define FFT_INVERSE -1 00047 /*--------------------------------------------------------------------------- 00048 Function codes 00049 ---------------------------------------------------------------------------*/ 00091 void 00092 sinfo_fftn( 00093 dcomplex data[], 00094 unsigned nn[], 00095 int ndim, 00096 int isign); 00097 00113 int sinfo_is_power_of_2(int p); 00114 00115 00116 #endif 00117 /*--------------------------------------------------------------------------*/ 00118