1 | //#---------------------------------------------------------------------------
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2 | //# MBFITSreader.h: ATNF single-dish RPFITS reader.
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3 | //#---------------------------------------------------------------------------
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4 | //# Copyright (C) 2000-2007
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5 | //# Mark Calabretta, ATNF
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6 | //#
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7 | //# This library is free software; you can redistribute it and/or modify it
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8 | //# under the terms of the GNU Library General Public License as published by
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9 | //# the Free Software Foundation; either version 2 of the License, or (at your
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10 | //# option) any later version.
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11 | //#
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12 | //# This library is distributed in the hope that it will be useful, but WITHOUT
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13 | //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 | //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
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15 | //# License for more details.
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16 | //#
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17 | //# You should have received a copy of the GNU Library General Public License
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18 | //# along with this library; if not, write to the Free Software Foundation,
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19 | //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
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20 | //#
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21 | //# Correspondence concerning this software should be addressed as follows:
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22 | //# Internet email: mcalabre@atnf.csiro.au.
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23 | //# Postal address: Dr. Mark Calabretta,
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24 | //# Australia Telescope National Facility,
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25 | //# P.O. Box 76,
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26 | //# Epping, NSW, 2121,
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27 | //# AUSTRALIA
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28 | //#
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29 | //# $Id: MBFITSreader.h,v 19.12 2007/01/30 23:40:30 cal103 Exp $
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30 | //#---------------------------------------------------------------------------
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31 | //# The MBFITSreader class reads single dish RPFITS files (such as Parkes
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32 | //# Multibeam MBFITS files).
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33 | //#
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34 | //# Original: 2000/07/28 Mark Calabretta
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35 | //#---------------------------------------------------------------------------
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36 |
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37 | #ifndef ATNF_MBFITSREADER_H
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38 | #define ATNF_MBFITSREADER_H
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39 |
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40 | #include <atnf/PKSIO/FITSreader.h>
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41 | #include <atnf/PKSIO/PKSMBrecord.h>
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42 |
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43 | // <summary>
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44 | // ATNF single-dish RPFITS reader.
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45 | // </summary>
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46 |
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47 | class MBFITSreader : public FITSreader
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48 | {
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49 | public:
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50 | // Default constructor; position interpolation codes are:
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51 | // 0: no interpolation,
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52 | // 1: correct interpolation,
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53 | // 2: pksmbfits interpolation.
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54 | MBFITSreader(const int retry = 0, const int interpolate = 1);
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55 |
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56 | // Destructor.
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57 | virtual ~MBFITSreader();
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58 |
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59 | // Open the RPFITS file for reading.
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60 | virtual int open(
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61 | char *rpname,
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62 | int &nBeam,
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63 | int* &beams,
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64 | int &nIF,
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65 | int* &IFs,
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66 | int* &nChan,
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67 | int* &nPol,
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68 | int* &haveXPol,
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69 | int &haveBase,
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70 | int &haveSpectra,
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71 | int &extraSysCal);
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72 |
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73 | // Get parameters describing the data.
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74 | virtual int getHeader(
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75 | char observer[32],
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76 | char project[32],
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77 | char telescope[32],
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78 | double antPos[3],
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79 | char obsType[32],
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80 | float &equinox,
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81 | char radecsys[32],
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82 | char dopplerFrame[32],
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83 | char datobs[32],
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84 | double &utc,
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85 | double &refFreq,
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86 | double &bandwidth);
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87 |
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88 | // Get frequency parameters for each IF.
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89 | virtual int getFreqInfo(
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90 | int &nIF,
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91 | double* &startFreq,
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92 | double* &endFreq);
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93 |
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94 | // Find the range of the data selected in time and position.
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95 | virtual int findRange(
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96 | int &nRow,
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97 | int &nSel,
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98 | char dateSpan[2][32],
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99 | double utcSpan[2],
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100 | double* &positions);
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101 |
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102 | // Read the next data record.
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103 | virtual int read(PKSMBrecord &record);
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104 |
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105 | // Close the RPFITS file.
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106 | virtual void close(void);
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107 |
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108 | private:
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109 | // RPFITSIN subroutine arguments.
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110 | int cBaseline, cFlag, cBin, cIFno, cSrcNo;
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111 | float cUTC, cU, cV, cW, *cVis, *cWgt;
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112 |
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113 | char cDateObs[10];
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114 | int *cBeamSel, *cChanOff, cFirst, *cIFSel, cInterp, cIntTime, cMBopen,
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115 | cMopra, cNBeamSel, cNBin, cRetry, *cStaleness, cTid, *cXpolOff;
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116 |
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117 | // The data has to be bufferred to allow positions to be interpolated.
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118 | int cEOF, cEOS, cFlushBin, cFlushIF, cFlushing;
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119 | double *cPosUTC;
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120 | PKSMBrecord *cBuffer;
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121 |
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122 | int cCycleNo, cScanNo;
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123 | double cPrevUTC;
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124 |
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125 | // Read the next data record from the RPFITS file.
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126 | int rpget(int syscalonly, int &EOS);
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127 | };
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128 |
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129 | #endif
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