| 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 19.15 2008-06-26 02:14:36 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 | char bunit[32],
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| 81 | float &equinox,
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| 82 | char radecsys[32],
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| 83 | char dopplerFrame[32],
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| 84 | char datobs[32],
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| 85 | double &utc,
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| 86 | double &refFreq,
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| 87 | double &bandwidth);
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| 88 |
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| 89 | // Get frequency parameters for each IF.
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| 90 | virtual int getFreqInfo(
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| 91 | int &nIF,
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| 92 | double* &startFreq,
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| 93 | double* &endFreq);
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| 94 |
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| 95 | // Find the range of the data selected in time and position.
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| 96 | virtual int findRange(
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| 97 | int &nRow,
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| 98 | int &nSel,
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| 99 | char dateSpan[2][32],
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| 100 | double utcSpan[2],
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| 101 | double* &positions);
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| 102 |
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| 103 | // Read the next data record.
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| 104 | virtual int read(PKSMBrecord &record);
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| 105 |
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| 106 | // Close the RPFITS file.
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| 107 | virtual void close(void);
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| 108 |
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| 109 | private:
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| 110 | // RPFITSIN subroutine arguments.
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| 111 | int cBaseline, cFlag, cBin, cIFno, cSrcNo;
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| 112 | float cUTC, cU, cV, cW, *cVis, *cWgt;
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| 113 |
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| 114 | char cDateObs[10];
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| 115 | int *cBeamSel, *cChanOff, cFirst, *cIFSel, cInterp, cIntTime, cMBopen,
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| 116 | cMopra, cNBeamSel, cNBin, cRetry, cSUpos, *cXpolOff;
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| 117 |
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| 118 | // The data has to be bufferred to allow positions to be interpolated.
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| 119 | int cEOF, cEOS, cFlushBin, cFlushIF, cFlushing;
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| 120 | double *cPosUTC;
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| 121 | PKSMBrecord *cBuffer;
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| 122 |
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| 123 | int cCycleNo, cScanNo;
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| 124 | double cPrevUTC;
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| 125 |
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| 126 | // Read the next data record from the RPFITS file.
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| 127 | int rpget(int syscalonly, int &EOS);
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| 128 | };
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| 129 |
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| 130 | #endif
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