source: trunk/src/SDMemTable.h@ 385

Last change on this file since 385 was 380, checked in by mar637, 20 years ago
  • enabled getScan for lists of scanno
  • auto renumbering of scanids
  • added verbose flag to summary
  • slight 80 character width cosmetics on summary
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 8.3 KB
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1//#---------------------------------------------------------------------------
2//# SDMemTable.h: A MemoryTable container for single dish integrations
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 SDMEMTABLE_H
32#define SDMEMTABLE_H
33
34// STL
35#include <string>
36#include <vector>
37// AIPS++
38 #include <casa/aips.h>
39#include <casa/Arrays/MaskedArray.h>
40#include <casa/BasicSL/String.h>
41#include <coordinates/Coordinates/SpectralCoordinate.h>
42#include <tables/Tables/Table.h>
43#include <tables/Tables/ArrayColumn.h>
44#include <tables/Tables/ScalarColumn.h>
45
46#include "SDDefs.h"
47
48
49
50namespace asap {
51
52class SDContainer;
53class SDHeader;
54class SDFrequencyTable;
55
56
57
58
59class SDMemTable {
60public:
61 // create a new (empty) SDMemTable
62 SDMemTable();
63 // create a SDMemTable from an (aips++) table on disk
64 SDMemTable(const std::string& name);
65
66 // Copy Construct a SDMemTable, if clear==True only header and
67 // skeleton are copied, otherwise the whole table is copied.
68 SDMemTable(const SDMemTable& other, casa::Bool clear=casa::False);
69
70 // Copy Construct (copy semantics) a SDMemTable, give a scanid constraint
71 // see also getScan()
72 SDMemTable(const casa::Table& tab, const std::string& expr);
73
74 // Assignment operator (copy semantics)
75 SDMemTable &operator=(const SDMemTable& other);
76
77 virtual ~SDMemTable();
78
79 // put data from meta conatiner into the table
80 bool putSDContainer(const SDContainer& sdc);
81 bool putSDHeader(const SDHeader& sdh);
82 bool putSDFreqTable(const SDFrequencyTable& sdft);
83
84 //get the data wrapped up in a meta container
85 SDContainer getSDContainer(casa::uInt whichRow=0) const;
86 SDHeader getSDHeader() const;
87
88 // Get SD Frequency table.
89 SDFrequencyTable getSDFreqTable() const;
90
91 // get spectrum,mask and tsys for the given row, at the selected
92 // cursor - all as stl vectors
93 virtual std::vector<float> getSpectrum(casa::Int whichRow=0) const;
94 virtual std::vector<bool> getMask(casa::Int whichRow=0) const;
95
96 virtual casa::Float getTsys(casa::Int whichRow=0) const;
97 // get all as aips++ Vectors
98 virtual void getSpectrum(casa::Vector<casa::Float>& spectrum,
99 casa::Int whichRow=0) const;
100
101 //virtual void getMask(Vector<Bool>& mask,Int whichRow=0) const;
102 std::vector<double> getRestFreqs() const;
103
104 // get info for current row
105 // if whichRow == -1 the Header time is given
106 std::string getTime(casa::Int whichRow=0,
107 casa::Bool showDate=casa::False) const ;
108 casa::MEpoch getEpoch(casa::Int whichRow=0) const;
109 casa::MDirection getDirection(casa::Int whichRow=0,
110 casa::Bool refBeam=casa::False) const;
111//
112 std::string getSourceName(casa::Int whichRow=0) const;
113 double getInterval(casa::Int whichRow=0) const;
114
115 virtual void setSpectrum(std::vector<float> spectrum, int whichRow=0);
116 virtual void setRestFreqs(std::vector<double> freqs,
117 const std::string& theunit);
118 virtual void setCoordInfo(std::vector<string> theinfo);
119
120// Get/Set flux unit
121 std::string getFluxUnit() const;
122 void setFluxUnit (const std::string& unit);
123
124// Set Instrument
125 void setInstrument (const std::string& instrument);
126
127 // set the current value
128 virtual bool setIF(casa::Int whichIF=0);
129 virtual bool setBeam(casa::Int whichBeam=0);
130 virtual bool setPol(casa::Int whichPol=0);
131
132 // REset cursor to 0
133 virtual void resetCursor();
134
135 //sets the user mask applied to all spectra
136 virtual bool setMask(std::vector<int> whichChans);
137 // Hard flags the current spectrum, not reversible
138 virtual void flag(int whichRow);
139
140 // return the currently selected values
141 virtual casa::Int getIF() const { return IFSel_; }
142 virtual casa::Int getBeam() const { return beamSel_; }
143 virtual casa::Int getPol() const { return polSel_; }
144
145 // returns unit, conversion frame, doppler, base-frame
146 virtual std::vector<std::string> getCoordInfo() const;
147
148 // number of scans in table
149 virtual casa::Int nScan() const;
150
151 // get a summary of the table
152 virtual std::string summary(bool verbose=false) const;
153
154 std::vector<std::string> history(int whichRow=0) const;
155 bool appendHistory(const std::string& hist, int whichRow=0);
156 // write to disk as aips++ table
157 void makePersistent(const std::string& filename);
158
159 // get a new SDMemTable containing all rows with the same give SCANID
160 SDMemTable getScan(casa::Int scanID) const;
161 SDMemTable getSource(const std::string& source) const;
162
163 const casa::TableRecord& getHeader() const {return table_.keywordSet();}
164 // get a handle to the "raw" aips++ table
165 const casa::Table& table() const { return table_; }
166
167 // return the number of values
168 casa::Int nBeam() const;
169 casa::Int nIF() const;
170 casa::Int nPol() const;
171 casa::Int nChan() const;
172
173 // return the number of rows (integrations) in the table
174 casa::Int nRow() const { return table_.nrow(); }
175
176 // return a row as a Masked array, internally converting uChar flags
177 // to bool mask
178 casa::MaskedArray<casa::Float> rowAsMaskedArray(casa::uInt whichRow,
179 casa::Bool useSelection =
180 casa::False) const;
181
182 // Return SC, setting only the basic construction state (i.e.
183 // no conversion or velocity or rest frequency state).
184 // Specify the index of the FreqID you want
185 casa::SpectralCoordinate getSpectralCoordinate(casa::uInt whichIdx) const;
186
187 // Return SC. Set velocity conversion state (unit,doppler),
188 // set rest frequencies. If row number given (>-0), also set
189 // frame conversion layer (needs direction & time which require row)
190 casa::SpectralCoordinate getSpectralCoordinate(casa::uInt whichIdx, casa::uInt row) const;
191
192 // Set just the reference value, pixel and increment into the table
193 // No other state is extracted.
194 casa::Bool setCoordinate(const casa::SpectralCoordinate& speccord,
195 casa::uInt whichIdx);
196
197 casa::Int nCoordinates() const;
198
199 std::vector<double> getAbcissa(int whichRow=0) const;
200 std::string getAbcissaString(casa::Int whichRow=0) const;
201
202// Get global reference types
203 casa::MDirection::Types getDirectionReference() const;
204 casa::MEpoch::Types getTimeReference() const;
205
206// Get global antenna position
207 casa::MPosition getAntennaPosition() const;
208
209// Helper function to check instrument (antenna) name and give enum
210 static Instrument convertInstrument(const casa::String& instrument,
211 casa::Bool throwIt);
212
213private:
214 // utility func for nice printout
215 casa::String formatSec(casa::Double x) const;
216 casa::String formatDirection(const casa::MDirection& md) const;
217 void setup();
218 void attach();
219 void renumber();
220 // the current cursor into the array
221 casa::Int IFSel_,beamSel_,polSel_;
222 std::vector<bool> chanMask_;
223 // the underlying memory table
224 casa::Table table_;
225
226// Cached Columns to avoid reconstructing them for each row get/put
227 casa::ScalarColumn<casa::Double> timeCol_, integrCol_;
228 casa::ScalarColumn<casa::Float> azCol_, elCol_, paraCol_;
229 casa::ScalarColumn<casa::String> srcnCol_, fldnCol_, tcaltCol_;
230 casa::ScalarColumn<casa::Int> scanCol_, rbeamCol_;
231 casa::ArrayColumn<casa::Float> specCol_, tsCol_, tcalCol_;
232 casa::ArrayColumn<casa::Double> dirCol_;
233 casa::ArrayColumn<casa::uChar> flagsCol_;
234 casa::ArrayColumn<casa::uInt> freqidCol_;
235 casa::ArrayColumn<casa::String> histCol_;
236};
237
238}// namespace
239#endif
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