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 00021 File name : sinfo_resampling.h 00022 Author : Nicolas Devillard 00023 Created on : Jan 04, 1996 00024 Description : resampling routines 00025 00026 ---------------------------------------------------------------------------*/ 00027 00028 /* 00029 00030 $Id: sinfo_resampling.h,v 1.4 2007/06/06 07:10:45 amodigli Exp $ 00031 $Author: amodigli $ 00032 $Date: 2007/06/06 07:10:45 $ 00033 $Revision: 1.4 $ 00034 00035 */ 00036 00037 #ifndef SINFO_RESAMPLING_H 00038 #define SINFO_RESAMPLING_H 00039 00040 /*--------------------------------------------------------------------------- 00041 Includes 00042 ---------------------------------------------------------------------------*/ 00043 00044 #include <cpl.h> 00045 #include "sinfo_msg.h" 00046 /*--------------------------------------------------------------------------- 00047 Defines 00048 ---------------------------------------------------------------------------*/ 00049 #define TRANSFO_AFFINE 0 00050 #define TRANSFO_DEG2 1 00051 #define TRANSFO_HOMOGRAPHIC 2 00052 00053 /* Number of pixels set to 0 by the shift resampling */ 00054 #define SHIFT_REJECT_L 2 00055 #define SHIFT_REJECT_R 2 00056 #define SHIFT_REJECT_T 2 00057 #define SHIFT_REJECT_B 2 00058 00059 /* 00060 * Kernel definition in terms of sampling 00061 */ 00062 00063 00064 /* Number of tabulations in kernel */ 00065 #define TABSPERPIX (1000) 00066 #define KERNEL_WIDTH (2.0) 00067 #define KERNEL_SAMPLES (1+(int)(TABSPERPIX * KERNEL_WIDTH)) 00068 00069 #define TANH_STEEPNESS (5.0) 00070 00071 00072 /*--------------------------------------------------------------------------- 00073 Function ANSI C prototypes 00074 ---------------------------------------------------------------------------*/ 00075 00100 double * 00101 sinfo_generate_interpolation_kernel(const char * kernel_type) ; 00102 00103 00115 double 00116 sinfo_sinc(double x) ; 00117 00155 double * 00156 sinfo_invert_linear_transform(double *trans) ; 00157 #endif