source: trunk/src/STGrid.h@ 2378

Last change on this file since 2378 was 2378, checked in by Takeshi Nakazato, 13 years ago

New Development: No

JIRA Issue: Yes CAS-2816

Ready for Test: Yes

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...

Preparation for gridding per row.

Speed up setData() by sharing storage for data_ and gridding weight.


File size: 3.6 KB
Line 
1//
2// C++ Interface: STGrid
3//
4// Description:
5//
6//
7// Author: Takeshi Nakazato <takeshi.nakazato@nao.ac.jp>, (C) 2011
8//
9// Copyright: See COPYING file that comes with this distribution
10//
11//
12#ifndef ASAPSTGRID_H
13#define ASAPSTGRID_H
14
15#include <iostream>
16#include <fstream>
17#include <string>
18#include <vector>
19
20#include <casa/BasicSL/String.h>
21#include <casa/Arrays/Vector.h>
22#include <casa/Arrays/Matrix.h>
23#include <casa/Arrays/Cube.h>
24// #include <casa/Arrays/ArrayMath.h>
25// #include <casa/Inputs/Input.h>
26// #include <casa/Quanta/Quantum.h>
27// #include <casa/Quanta/QuantumHolder.h>
28// #include <casa/Utilities/CountedPtr.h>
29
30#include <tables/Tables/Table.h>
31// #include <tables/Tables/ScalarColumn.h>
32// #include <tables/Tables/ArrayColumn.h>
33
34// #include <measures/Measures/MDirection.h>
35
36// #include "Scantable.h"
37
38using namespace std ;
39using namespace casa ;
40
41namespace asap {
42class STGrid
43{
44public:
45 STGrid() ;
46 STGrid( const string infile ) ;
47 virtual ~STGrid() {} ;
48
49 void setFileIn( const string infile ) ;
50
51 void setIF( unsigned int ifno ) { ifno_ = ifno ; } ;
52
53 void setPolList( vector<unsigned int> pols ) ;
54
55 void setScanList( vector<unsigned int> scans ) ;
56
57 void defineImage( int nx=-1,
58 int ny=-1,
59 string scellx="",
60 string scelly="",
61 string scenter="" ) ;
62 void setFunc( string convtype="box",
63 int convsupport=-1 ) ;
64
65 void setWeight( const string wType="uniform" ) ;
66
67 void grid() ;
68 void gridPerRow() ;
69
70 string saveData( string outfile="" ) ;
71
72private:
73 void init() ;
74
75 void setupGrid( Int &nx,
76 Int &ny,
77 String &cellx,
78 String &celly,
79 Double &xmin,
80 Double &xmax,
81 Double &ymin,
82 Double &ymax,
83 String &center ) ;
84
85 void setData( Array<Complex> &gdata,
86 Array<Float> &gwgt ) ;
87
88 void getData( Array<Complex> &spectra,
89 Array<Double> &direction,
90 Array<Int> &flagtra,
91 Array<Int> &rflag,
92 Array<Float> &weight ) ;
93 void getData( Array<Complex> &spectra,
94 Array<Double> &direction,
95 Array<uChar> &flagtra,
96 Array<uInt> &rflag,
97 Array<Float> &weight ) ;
98 void getDataChunk( Array<Complex> &spectra,
99 Array<Double> &direction,
100 Array<Int> &flagtra,
101 Array<Int> &rflag,
102 Array<Float> &weight ) ;
103
104 void getWeight( Array<Float> &w,
105 Array<Float> &tsys,
106 Array<Double> &tint ) ;
107
108 void toInt( Array<uChar> &u, Array<Int> &v ) ;
109 void toInt( Array<uInt> &u, Array<Int> &v ) ;
110
111 void toPixel( Array<Double> &world, Array<Double> &pixel ) ;
112
113 void boxFunc( Vector<Float> &convFunc, Int &convSize ) ;
114 void spheroidalFunc( Vector<Float> &convFunc ) ;
115 void gaussFunc( Vector<Float> &convFunc ) ;
116 void pbFunc( Vector<Float> &convFunc ) ;
117 void setConvFunc( Vector<Float> &convFunc ) ;
118 void selectData( Table &tab ) ;
119
120 Float polMean( const Float *p ) ;
121 Double polMean( const Double *p ) ;
122
123 void setupArray( Table &tab ) ;
124
125 void prepareTable( Table &tab, String &name ) ;
126
127 Bool pastEnd() ;
128
129
130 String infile_ ;
131 Int ifno_ ;
132 Int nx_ ;
133 Int ny_ ;
134 Int npol_ ;
135 Int nchan_ ;
136 Int nrow_ ;
137 Double cellx_ ;
138 Double celly_ ;
139 Vector<Double> center_ ;
140 String convType_ ;
141 Int convSupport_ ;
142 Int userSupport_ ;
143 Int convSampling_ ;
144 Array<Float> data_ ;
145 Vector<uInt> pollist_ ;
146 Vector<uInt> scanlist_ ;
147 String wtype_ ;
148
149 Table tab_ ;
150 Int irow_ ;
151};
152}
153#endif
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