source: branches/hpc34/external-alma/atnf/PKSIO/NROReader.h@ 2959

Last change on this file since 2959 was 2588, checked in by Takeshi Nakazato, 12 years ago

New Development: No

JIRA Issue: No

Ready for Test: Yes

Interface Changes: No

What Interface Changed: Please list interface changes

Test Programs: sdsave unit test

Put in Release Notes: Yes/No

Module(s): Module Names change impacts.

Description: Describe your changes here...

Tuning NROReader.
Direction conversion (getDirection and getSourceDirection) is
optimized.
File size: 7.3 KB
Line 
1//#---------------------------------------------------------------------------
2//# NROReader.h: Base class to read NRO 45m and ASTE data.
3//#---------------------------------------------------------------------------
4//# Copyright (C) 2000-2006
5//# Associated Universities, Inc. Washington DC, USA.
6//#
7//# This library is free software; you can redistribute it and/or modify it
8//# under the terms of the GNU Library General Public License as published by
9//# the Free Software Foundation; either version 2 of the License, or (at your
10//# option) any later version.
11//#
12//# This library is distributed in the hope that it will be useful, but WITHOUT
13//# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14//# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
15//# License for more details.
16//#
17//# You should have received a copy of the GNU Library General Public License
18//# along with this library; if not, write to the Free Software Foundation,
19//# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
20//#
21//# Correspondence concerning AIPS++ should be addressed as follows:
22//# Internet email: aips2-request@nrao.edu.
23//# Postal address: AIPS++ Project Office
24//# National Radio Astronomy Observatory
25//# 520 Edgemont Road
26//# Charlottesville, VA 22903-2475 USA
27//#
28//# $Id$
29//#---------------------------------------------------------------------------
30//# Original: 2008/10/30, Takeshi Nakazato, NAOJ
31//#---------------------------------------------------------------------------
32
33#ifndef NRO_READER_H
34#define NRO_READER_H
35
36#include <string>
37#include <stdio.h>
38#include <vector>
39
40#include <casa/aips.h>
41#include <casa/Arrays/Vector.h>
42#include <casa/BasicSL/String.h>
43#include <measures/Measures/MPosition.h>
44#include <measures/Measures/MCPosition.h>
45#include <measures/Measures/MDirection.h>
46#include <measures/Measures/MCDirection.h>
47#include <measures/Measures/MeasConvert.h>
48#include <measures/Measures/MeasFrame.h>
49#include <casa/Logging/LogIO.h>
50#include <casa/Utilities/CountedPtr.h>
51
52//#include <fitsio.h>
53
54#include <casa/namespace.h>
55
56#include <atnf/PKSIO/NRODataset.h>
57#include <atnf/PKSIO/NRODataRecord.h>
58
59using namespace std ;
60
61// <summary>
62// Base class to read NRO 45m and ASTE data.
63// </summary>
64// <use visibility=global>
65//
66// <prerequisite>
67// <li> <linkto class=NRODataset>NRODataset</linkto>
68// </prerequisite>
69//
70// <reviewed reviewer="" date="" tests="" demos="">
71// </reviewed>
72//
73// <etymology>
74// <linkto class=NROReader>NROReader</linkto> is a base class for all NRO reader classes.
75// Reader classes have <linkto class=NRODataset>NRODataset</linkto> object to access
76// actual data. These classes are a kind of interface for Scantable data filler.
77// </etymology>
78//
79// <synopsis>
80// Abstract class that is designed as a base class for NRO reader classes.
81// </synopsis>
82//
83
84// Open an appropriate NROreader for a NRO 45m and ASTE dataset.
85class NROReader *getNROReader( const String filename,
86 String &datatype );
87
88// As above, but search a list of directories for it.
89class NROReader *getNROReader( const String filename,
90 const Vector<String> directories,
91 int &iDir,
92 String &datatype ) ;
93
94//
95// NROReader
96//
97class NROReader
98{
99 public:
100 // Constructor
101 NROReader( string name ) ;
102
103 // Destructor.
104 virtual ~NROReader() ;
105
106 // Read data header
107 virtual Int read() = 0 ;
108
109 // Get header information
110 virtual int getHeaderInfo( Int &nchan,
111 Int &npol,
112 Int &nif,
113 Int &nbeam,
114 String &observer,
115 String &project,
116 String &obstype,
117 String &antname,
118 Vector<Double> &antpos,
119 Float &equinox,
120 String &freqref,
121 Double &reffreq,
122 Double &bw,
123 Double &utc,
124 String &fluxunit,
125 String &epoch,
126 String &poltype ) ;
127
128 // Get scan information
129 virtual int getScanInfo( int irow,
130 uInt &scanno,
131 uInt &cycleno,
132 uInt &ifno,
133 uInt &beamno,
134 uInt &polno,
135 vector<double> &freqs,
136 Vector<Double> &restfreq,
137 uInt &refbeamno,
138 Double &scantime,
139 Double &interval,
140 String &srcname,
141 String &fieldname,
142 Vector<Float> &spectra,
143 Vector<uChar> &flagtra,
144 Vector<Float> &tsys,
145 Vector<Double> &direction,
146 Float &azimuth,
147 Float &elevation,
148 Float &parangle,
149 Float &opacity,
150 uInt &tcalid,
151 Int &fitid,
152 uInt &focusid,
153 Float &temperature,
154 Float &pressure,
155 Float &humidity,
156 Float &windvel,
157 Float &winddir,
158 Double &srcvel,
159 Vector<Double> &propermotion,
160 Vector<Double> &srcdir,
161 Vector<Double> &scanrate ) ;
162
163 // Get scan type
164 virtual string getScanType( int i ) ;
165
166 // Get dataset
167 virtual NRODataset *getDataset() { return dataset_ ; } ;
168
169 // Get number of rows
170 virtual Int getRowNum() ;
171
172 // Get IF settings
173 virtual vector<Bool> getIFs() ;
174
175 // Get Number of IFs
176 virtual Int getNumIF() = 0 ;
177
178 // Get Beam settings
179 virtual vector<Bool> getBeams() ;
180
181 // Get Number of Beams
182 virtual Int getNumBeam() = 0 ;
183
184 protected:
185 // convert time in character representation to MJD representation
186 virtual double getMJD( char *time ) ;
187 virtual double getMJD( string strStartTime ) ;
188
189 // Get spectrum
190 virtual vector< vector<double> > getSpectrum() ;
191
192 // Get number of polarization
193 virtual Int getPolarizationNum() ;
194
195 // Get MJD time
196 virtual double getStartTime() ;
197 virtual double getEndTime() ;
198 virtual vector<double> getStartIntTime() ;
199 //virtual double getStartIntTime( int i ) ;
200
201 // Get Antenna Position in ITRF coordinate
202 virtual vector<double> getAntennaPosition() = 0 ;
203
204 // Get SRCDIRECTION in RADEC(J2000)
205 virtual Vector<Double> getSourceDirection() ;
206
207 // Get DIRECTION in RADEC(J2000)
208 virtual Vector<Double> getDirection( int i ) ;
209 virtual void initConvert( int icoord, double t, char *epoch ) ;
210
211 // filename
212 string filename_ ;
213
214 // dataset
215 NRODataset *dataset_ ;
216
217 // source direction
218 Vector<Double> srcdir_ ;
219 Vector<Double> msrcdir_ ;
220
221 // for direction conversion
222 CountedPtr<MDirection::Convert> converter_ ;
223 CountedPtr<MeasFrame> mf_ ;
224 int coord_ ;
225
226 // Logger
227 //LogIO os ;
228};
229
230#endif /* NRO_READER_H */
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