source: trunk/src/SDReader.h@ 467

Last change on this file since 467 was 420, checked in by kil064, 20 years ago

handle cross polarization

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 2.6 KB
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1//#---------------------------------------------------------------------------
2//# SDReader.h: A class to read single dish spectra from SDFITS, RPFITS
3//#---------------------------------------------------------------------------
4//# Copyright (C) 2004
5//# ATNF
6//#
7//# This program is free software; you can redistribute it and/or modify it
8//# under the terms of the GNU General Public License as published by the Free
9//# Software Foundation; either version 2 of the License, or (at your option)
10//# any later version.
11//#
12//# This program is distributed in the hope that it will be useful, but
13//# WITHOUT ANY WARRANTY; without even the implied warranty of
14//# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
15//# Public License for more details.
16//#
17//# You should have received a copy of the GNU General Public License along
18//# with this program; if not, write to the Free Software Foundation, Inc.,
19//# 675 Massachusetts Ave, Cambridge, MA 02139, USA.
20//#
21//# Correspondence concerning this software should be addressed as follows:
22//# Internet email: Malte.Marquarding@csiro.au
23//# Postal address: Malte Marquarding,
24//# Australia Telescope National Facility,
25//# P.O. Box 76,
26//# Epping, NSW, 2121,
27//# AUSTRALIA
28//#
29//# $Id:
30//#---------------------------------------------------------------------------
31#ifndef SDREADER_H
32#define SDREADER_H
33
34#include <vector>
35#include <string>
36
37#include <casa/aips.h>
38#include <casa/iostream.h>
39#include <casa/Utilities/CountedPtr.h>
40#include <casa/BasicSL/String.h>
41#include <casa/Arrays/Vector.h>
42
43#include "SDMemTable.h"
44#include "SDContainer.h"
45
46class PKSreader;
47
48namespace asap {
49
50class SDReader {
51public:
52 SDReader();
53 SDReader(const std::string& filename,
54 int whichIF=-1, int whichBeam=-1);
55 SDReader(casa::CountedPtr<SDMemTable> tbl);
56 virtual ~SDReader();
57
58 void open(const std::string& filename,
59 int whichIF=-1,
60 int whichBeam=-1);
61 void close();
62 int read(const std::vector<int>& seq);
63
64 casa::CountedPtr<SDMemTable> getTable() const { return table_;}
65
66 void reset();
67
68 std::vector<int> pseudoHeader() const {
69 std::vector<int> v;
70 v.push_back(nBeam_);v.push_back(nIF_);
71 v.push_back(nPol_);v.push_back(nChan_);
72 return v;
73 }
74
75protected:
76
77private:
78 casa::Int nBeam_,nIF_,nPol_,nChan_;
79 PKSreader* reader_;
80 SDHeader* header_;
81 SDFrequencyTable* frequencies_;
82 casa::CountedPtr<SDMemTable> table_;
83 casa::String filename_;
84 casa::uInt cursor_;
85 casa::Double timestamp_;
86 casa::uInt beamOffset_, ifOffset_;
87 casa::Bool haveXPol_;
88};
89
90}// namespace
91#endif
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