source: branches/Release2.0/src/STMath.h@ 2526

Last change on this file since 2526 was 995, checked in by mar637, 19 years ago

fixes after compiling with -Wall.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 5.2 KB
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1//
2// C++ Interface: STMath
3//
4// Description:
5//
6//
7// Author: Malte Marquarding <asap@atnf.csiro.au>, (C) 2006
8//
9// Copyright: See COPYING file that comes with this distribution
10//
11//
12#ifndef ASAPSTMATH_H
13#define ASAPSTMATH_H
14
15#include <string>
16#include <map>
17
18#include <casa/aips.h>
19#include <casa/Utilities/CountedPtr.h>
20#include <casa/BasicSL/String.h>
21#include <casa/Arrays/Vector.h>
22#include <scimath/Mathematics/InterpolateArray1D.h>
23
24#include "Scantable.h"
25#include "STDefs.h"
26#include "STPol.h"
27#include "Logger.h"
28
29namespace asap {
30
31/**
32Mathmatical operations on Scantable objects
33
34@author Malte Marquarding
35*/
36class STMath : private Logger {
37public:
38
39 typedef casa::InterpolateArray1D<casa::Double,
40 casa::Float>::InterpolationMethod imethod;
41
42 typedef std::map<std::string, imethod> imap;
43
44 STMath(bool insitu=true);
45
46 virtual ~STMath();
47
48 /**
49 * set the @attr insitu attribute
50 * @param b
51 */
52 bool insitu() const { return insitu_;};
53 void setInsitu(bool b) { insitu_ = b; };
54
55 casa::CountedPtr<Scantable>
56 average( const std::vector<casa::CountedPtr<Scantable> >& in,
57 const std::vector<bool>& mask = std::vector<bool>(),
58 const std::string& weight = "NONE",
59 const std::string& avmode = "SCAN");
60 casa::CountedPtr< Scantable >
61 averagePolarisations( const casa::CountedPtr< Scantable > & in,
62 const std::vector<bool>& mask,
63 const std::string& weight );
64
65 casa::CountedPtr<Scantable>
66 unaryOperate( const casa::CountedPtr<Scantable>& in, float val,
67 const std::string& mode, bool tsys=false );
68
69 casa::CountedPtr<Scantable> quotient( const casa::CountedPtr<Scantable>& in,
70 const std::string& mode = "NEAREST",
71 bool preserve = true );
72
73 casa::CountedPtr<Scantable>
74 freqSwitch( const casa::CountedPtr<Scantable>& in );
75
76 std::vector<float> statistic(const casa::CountedPtr<Scantable>& in,
77 const std::vector<bool>& mask,
78 const std::string& which);
79
80 casa::CountedPtr<Scantable> bin( const casa::CountedPtr<Scantable>& in,
81 int width=5);
82 casa::CountedPtr<Scantable>
83 resample(const casa::CountedPtr<Scantable>& in,
84 const std::string& method, float width);
85
86 casa::CountedPtr<Scantable>
87 smooth(const casa::CountedPtr<Scantable>& in, const std::string& kernel,
88 float width);
89
90 casa::CountedPtr<Scantable>
91 gainElevation(const casa::CountedPtr<Scantable>& in,
92 const std::vector<float>& coeff,
93 const std::string& fileName,
94 const std::string& method);
95 casa::CountedPtr<Scantable>
96 convertFlux(const casa::CountedPtr<Scantable>& in, float d,
97 float etaap, float jyperk);
98
99 casa::CountedPtr<Scantable> opacity(const casa::CountedPtr<Scantable>& in,
100 float tau);
101
102 casa::CountedPtr<Scantable>
103 merge(const std::vector<casa::CountedPtr<Scantable> >& in);
104
105 casa::CountedPtr<Scantable>
106 invertPhase( const casa::CountedPtr<Scantable>& in);
107
108 casa::CountedPtr<Scantable>
109 rotateXYPhase( const casa::CountedPtr<Scantable>& in, float phase);
110
111 casa::CountedPtr<Scantable>
112 rotateLinPolPhase( const casa::CountedPtr<Scantable>& in, float phase);
113
114 /// @todo frequency alignment
115
116 casa::CountedPtr<Scantable>
117 swapPolarisations(const casa::CountedPtr<Scantable>& in);
118
119 casa::CountedPtr<Scantable>
120 frequencyAlign( const casa::CountedPtr<Scantable>& in,
121 const std::string& refTime = "",
122 const std::string& method = "cubic" );
123
124 casa::CountedPtr<Scantable>
125 convertPolarisation( const casa::CountedPtr<Scantable>& in,
126 const std::string& newtype);
127
128private:
129 casa::CountedPtr<Scantable> applyToPol( const casa::CountedPtr<Scantable>& in,
130 STPol::polOperation fptr,
131 casa::Float phase);
132
133 static imethod stringToIMethod(const std::string& in);
134 static WeightType stringToWeight(const std::string& in);
135
136 void scaleByVector(casa::Table& in,
137 const casa::Vector<casa::Float>& factor,
138 bool dotsys);
139
140 void scaleFromAsciiTable(casa::Table& in, const std::string& filename,
141 const std::string& method,
142 const casa::Vector<casa::Float>& xout,
143 bool dotsys);
144
145 void scaleFromTable(casa::Table& in, const casa::Table& table,
146 const std::string& method,
147 const casa::Vector<casa::Float>& xout, bool dotsys);
148
149 void convertBrightnessUnits(casa::CountedPtr<Scantable>& in,
150 bool tokelvin, float cfac);
151
152 casa::CountedPtr< Scantable >
153 getScantable(const casa::CountedPtr< Scantable >& in, bool droprows);
154
155 casa::MaskedArray<casa::Float>
156 maskedArray( const casa::Vector<casa::Float>& s,
157 const casa::Vector<casa::uChar>& f );
158 casa::Vector<casa::uChar>
159 flagsFromMA(const casa::MaskedArray<casa::Float>& ma);
160
161 bool insitu_;
162};
163
164}
165#endif
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