source: trunk/src/STGrid.h@ 2369

Last change on this file since 2369 was 2369, checked in by Takeshi Nakazato, 13 years ago

New Development: No

JIRA Issue: Yes CAS-2816

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...

Gridding speed up: direct array access using getStorage()

in STGrid::getWeight().


File size: 3.1 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
69 string saveData( string outfile="" ) ;
70
71private:
72 void init() ;
73
74 void setupGrid( Int &nx,
75 Int &ny,
76 String &cellx,
77 String &celly,
78 Double &xmin,
79 Double &xmax,
80 Double &ymin,
81 Double &ymax,
82 String &center ) ;
83
84 void setData( Array<Float> &data,
85 Array<Float> &gdata,
86 Array<Float> &gwgt ) ;
87
88 void getData( Cube<Float> &spectra,
89 Matrix<Double> &direction,
90 Cube<uChar> &flagtra,
91 Matrix<uInt> &rflag,
92 Matrix<Float> &weight ) ;
93
94 void getWeight( Matrix<Float> &w,
95 Cube<Float> &tsys,
96 Matrix<Double> &tint ) ;
97
98 void toInt( Array<uChar> *u, Array<Int> *v ) ;
99 void toInt( Array<uInt> *u, Array<Int> *v ) ;
100
101 void toPixel( Matrix<Double> &world, Matrix<Double> &pixel ) ;
102
103 void boxFunc( Vector<Float> &convFunc, Int &convSize ) ;
104 void spheroidalFunc( Vector<Float> &convFunc ) ;
105 void gaussFunc( Vector<Float> &convFunc ) ;
106 void pbFunc( Vector<Float> &convFunc ) ;
107 void setConvFunc( Vector<Float> &convFunc ) ;
108 void selectData( Table &tab ) ;
109
110 Float polMean( const Float *p ) ;
111 Double polMean( const Double *p ) ;
112
113 String infile_ ;
114 Int ifno_ ;
115 Int nx_ ;
116 Int ny_ ;
117 Int npol_ ;
118 Int nchan_ ;
119 Int nrow_ ;
120 Double cellx_ ;
121 Double celly_ ;
122 Vector<Double> center_ ;
123 String convType_ ;
124 Int convSupport_ ;
125 Int userSupport_ ;
126 Int convSampling_ ;
127 Array<Float> data_ ;
128 Vector<uInt> pollist_ ;
129 Vector<uInt> scanlist_ ;
130 String wtype_ ;
131
132 Table tab_ ;
133};
134}
135#endif
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