source: branches/parallel/external-alma/atnf/PKSIO/NROReader.h@ 2324

Last change on this file since 2324 was 2263, checked in by Takeshi Nakazato, 13 years ago

New Development: No

JIRA Issue: No

Ready for Test: No

Interface Changes: No

What Interface Changed: Please list interface changes

Test Programs: List test programs

Put in Release Notes: Yes/No

Module(s): Module Names change impacts.

Description: Describe your changes here...

Tuning NROFiller.
Filler is about 6 times faster than before (~660sec->~110sec).
File size: 7.0 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
51//#include <fitsio.h>
52
53#include <casa/namespace.h>
54
55#include <atnf/PKSIO/NRODataset.h>
56#include <atnf/PKSIO/NRODataRecord.h>
57
58using namespace std ;
59
60// <summary>
61// Base class to read NRO 45m and ASTE data.
62// </summary>
63// <use visibility=global>
64//
65// <prerequisite>
66// <li> <linkto class=NRODataset>NRODataset</linkto>
67// </prerequisite>
68//
69// <reviewed reviewer="" date="" tests="" demos="">
70// </reviewed>
71//
72// <etymology>
73// <linkto class=NROReader>NROReader</linkto> is a base class for all NRO reader classes.
74// Reader classes have <linkto class=NRODataset>NRODataset</linkto> object to access
75// actual data. These classes are a kind of interface for Scantable data filler.
76// </etymology>
77//
78// <synopsis>
79// Abstract class that is designed as a base class for NRO reader classes.
80// </synopsis>
81//
82
83// Open an appropriate NROreader for a NRO 45m and ASTE dataset.
84class NROReader *getNROReader( const String filename,
85 String &datatype );
86
87// As above, but search a list of directories for it.
88class NROReader *getNROReader( const String filename,
89 const Vector<String> directories,
90 int &iDir,
91 String &datatype ) ;
92
93//
94// NROReader
95//
96class NROReader
97{
98 public:
99 // Constructor
100 NROReader( string name ) ;
101
102 // Destructor.
103 virtual ~NROReader() ;
104
105 // Read data header
106 virtual Int read() = 0 ;
107
108 // Get header information
109 virtual int getHeaderInfo( Int &nchan,
110 Int &npol,
111 Int &nif,
112 Int &nbeam,
113 String &observer,
114 String &project,
115 String &obstype,
116 String &antname,
117 Vector<Double> &antpos,
118 Float &equinox,
119 String &freqref,
120 Double &reffreq,
121 Double &bw,
122 Double &utc,
123 String &fluxunit,
124 String &epoch,
125 String &poltype ) ;
126
127 // Get scan information
128 virtual int getScanInfo( int irow,
129 uInt &scanno,
130 uInt &cycleno,
131 uInt &ifno,
132 uInt &beamno,
133 uInt &polno,
134 vector<double> &freqs,
135 Vector<Double> &restfreq,
136 uInt &refbeamno,
137 Double &scantime,
138 Double &interval,
139 String &srcname,
140 String &fieldname,
141 Vector<Float> &spectra,
142 Vector<uChar> &flagtra,
143 Vector<Float> &tsys,
144 Vector<Double> &direction,
145 Float &azimuth,
146 Float &elevation,
147 Float &parangle,
148 Float &opacity,
149 uInt &tcalid,
150 Int &fitid,
151 uInt &focusid,
152 Float &temperature,
153 Float &pressure,
154 Float &humidity,
155 Float &windvel,
156 Float &winddir,
157 Double &srcvel,
158 Vector<Double> &propermotion,
159 Vector<Double> &srcdir,
160 Vector<Double> &scanrate ) ;
161
162 // Get scan type
163 virtual string getScanType( int i ) ;
164
165 // Get dataset
166 virtual NRODataset *getDataset() { return dataset_ ; } ;
167
168 // Get number of rows
169 virtual Int getRowNum() ;
170
171 // Get IF settings
172 virtual vector<Bool> getIFs() ;
173
174 // Get Number of IFs
175 virtual Int getNumIF() = 0 ;
176
177 // Get Beam settings
178 virtual vector<Bool> getBeams() ;
179
180 // Get Number of Beams
181 virtual Int getNumBeam() = 0 ;
182
183 protected:
184 // convert time in character representation to MJD representation
185 virtual double getMJD( char *time ) ;
186 virtual double getMJD( string strStartTime ) ;
187
188 // Get spectrum
189 virtual vector< vector<double> > getSpectrum() ;
190
191 // Get number of polarization
192 virtual Int getPolarizationNum() ;
193
194 // Get MJD time
195 virtual double getStartTime() ;
196 virtual double getEndTime() ;
197 virtual vector<double> getStartIntTime() ;
198 //virtual double getStartIntTime( int i ) ;
199
200 // Get Antenna Position in ITRF coordinate
201 virtual vector<double> getAntennaPosition() = 0 ;
202
203 // Get SRCDIRECTION in RADEC(J2000)
204 virtual Vector<Double> getSourceDirection() ;
205
206 // Get DIRECTION in RADEC(J2000)
207 virtual Vector<Double> getDirection( int i ) ;
208
209 // filename
210 string filename_ ;
211
212 // dataset
213 NRODataset *dataset_ ;
214
215 // Logger
216 //LogIO os ;
217};
218
219#endif /* NRO_READER_H */
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