Last change
on this file since 2036 was 1007, checked in by mar637, 18 years ago |
Fixed computiaons of stokes and back after discussions with Jim Caswell.
|
File size:
1.3 KB
|
Line | |
---|
1 | //
|
---|
2 | // C++ Interface: STPolLinear
|
---|
3 | //
|
---|
4 | // Description:
|
---|
5 | //
|
---|
6 | //
|
---|
7 | // Author: Malte Marquarding <Malte.Marquarding@csiro.au>, (C) 2006
|
---|
8 | //
|
---|
9 | // Copyright: See COPYING file that comes with this distribution
|
---|
10 | //
|
---|
11 | //
|
---|
12 | #ifndef ASAPSTPOLLINEAR_H
|
---|
13 | #define ASAPSTPOLLINEAR_H
|
---|
14 |
|
---|
15 | #include "Factory.h"
|
---|
16 | #include "STPol.h"
|
---|
17 |
|
---|
18 | namespace asap {
|
---|
19 |
|
---|
20 | /**
|
---|
21 | The linear representation of polarisation.
|
---|
22 | We are using the following convention:
|
---|
23 | @li I = XX + YY
|
---|
24 | @li Q = XX - YY
|
---|
25 | @li U = 2*Real(XY)
|
---|
26 | @li V = 2*Imag(XY)
|
---|
27 |
|
---|
28 | resulting in:
|
---|
29 | @li I' = I
|
---|
30 | @li Q' = Q * cos(theta) - V *sin(theta)
|
---|
31 | @li U' = Q * sin(theta) + U * cos(theta)
|
---|
32 | @li V' = V
|
---|
33 | @author Malte Marquarding
|
---|
34 |
|
---|
35 | */
|
---|
36 | class STPolLinear : public STPol
|
---|
37 | {
|
---|
38 | public:
|
---|
39 | STPolLinear() {}
|
---|
40 |
|
---|
41 | STPolLinear(const casa::Matrix<casa::Float>& specs)
|
---|
42 | { setSpectra(specs); }
|
---|
43 |
|
---|
44 | ~STPolLinear();
|
---|
45 |
|
---|
46 | static Factory<STPol,STPolLinear> myFactory;
|
---|
47 |
|
---|
48 | virtual casa::Vector<casa::Float> getCircular( casa::uInt index );
|
---|
49 |
|
---|
50 | virtual casa::Vector<casa::Float> getStokes( casa::uInt index);
|
---|
51 |
|
---|
52 | virtual casa::Vector<casa::Float> getLinPol( casa::uInt index);
|
---|
53 |
|
---|
54 | virtual casa::Vector<casa::Float> getLinear( casa::uInt index );
|
---|
55 |
|
---|
56 | virtual void rotatePhase( casa::Float phase );
|
---|
57 | virtual void rotateLinPolPhase( casa::Float phase );
|
---|
58 |
|
---|
59 | virtual void invertPhase( casa::Float phase );
|
---|
60 |
|
---|
61 | };
|
---|
62 |
|
---|
63 | }
|
---|
64 |
|
---|
65 | #endif
|
---|
Note:
See
TracBrowser
for help on using the repository browser.