Line data Source code
1 : //# PBMathInterface.cc: Implementation for PBMathInterface
2 : //# Copyright (C) 1996,1997,1998,1999,2000,2003
3 : //# Associated Universities, Inc. Washington DC, USA.
4 : //#
5 : //# This library is free software; you can redistribute it and/or modify it
6 : //# under the terms of the GNU Library General Public License as published by
7 : //# the Free Software Foundation; either version 2 of the License, or (at your
8 : //# option) any later version.
9 : //#
10 : //# This library is distributed in the hope that it will be useful, but WITHOUT
11 : //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 : //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
13 : //# License for more details.
14 : //#
15 : //# You should have received a copy of the GNU Library General Public License
16 : //# along with this library; if not, write to the Free Software Foundation,
17 : //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
18 : //#
19 : //# Correspondence concerning AIPS++ should be adressed as follows:
20 : //# Internet email: casa-feedback@nrao.edu.
21 : //# Postal address: AIPS++ Project Office
22 : //# National Radio Astronomy Observatory
23 : //# 520 Edgemont Road
24 : //# Charlottesville, VA 22903-2475 USA
25 : //#
26 : //#
27 : //# $Id$
28 :
29 : #include <casacore/casa/aips.h>
30 : #include <casacore/casa/BasicSL/Complex.h>
31 : #include <synthesis/TransformMachines/PBMathInterface.h>
32 :
33 : #include <casacore/measures/Measures/Stokes.h>
34 : #include <casacore/casa/BasicSL/Constants.h>
35 :
36 : #include <components/ComponentModels/Flux.h>
37 : #include <components/ComponentModels/ComponentShape.h>
38 : #include <components/ComponentModels/SkyComponent.h>
39 :
40 : #include <casacore/images/Images/ImageInterface.h>
41 : #include <casacore/lattices/Lattices/LatticeStepper.h>
42 : #include <casacore/lattices/Lattices/LatticeIterator.h>
43 :
44 : #include <casacore/coordinates/Coordinates/CoordinateSystem.h>
45 : #include <casacore/coordinates/Coordinates/DirectionCoordinate.h>
46 : #include <casacore/coordinates/Coordinates/SpectralCoordinate.h>
47 : #include <casacore/coordinates/Coordinates/StokesCoordinate.h>
48 : #include <casacore/coordinates/Coordinates/Projection.h>
49 :
50 : #include <casacore/casa/Utilities/Assert.h>
51 : #include <casacore/casa/BasicSL/String.h>
52 :
53 : using namespace casacore;
54 : namespace casa { //# NAMESPACE CASA - BEGIN
55 :
56 286 : PBMathInterface::PBMathInterface() : bandOrFeedName_p("")
57 : {
58 286 : };
59 :
60 2653 : PBMathInterface::~PBMathInterface()
61 : {
62 2653 : };
63 :
64 :
65 :
66 2389 : PBMathInterface::PBMathInterface(Bool isThisVP,
67 : BeamSquint squint,
68 2389 : Bool useSymmetricBeam) :
69 2389 : isThisVP_p(isThisVP),
70 2389 : squint_p(squint),
71 2389 : useSymmetricBeam_p(useSymmetricBeam), bandOrFeedName_p("")
72 : {
73 2389 : };
74 :
75 :
76 : void
77 34 : PBMathInterface::namePBClass(String & str)
78 : {
79 34 : PBMathInterface::PBClass iPB = whichPBClass();
80 34 : switch (iPB) {
81 0 : case PBMathInterface::NONE:
82 0 : str = "NONE";
83 0 : break;
84 34 : case PBMathInterface::AIRY:
85 34 : str = "AIRY";
86 34 : break;
87 0 : case PBMathInterface::GAUSS:
88 0 : str = "GAUSSIAN";
89 0 : break;
90 0 : case PBMathInterface::POLY:
91 0 : str = "POLYNOMIAL";
92 0 : break;
93 0 : case PBMathInterface::IPOLY:
94 0 : str = "INVERSE POLYNOMIAL";
95 0 : break;
96 0 : case PBMathInterface::COSPOLY:
97 0 : str = "COSINE POLYNOMIAL";
98 0 : break;
99 0 : case PBMathInterface::NUMERIC:
100 0 : str = "NUMERIC";
101 0 : break;
102 0 : case PBMathInterface::IMAGE:
103 0 : str = "IMAGE";
104 0 : break;
105 0 : case PBMathInterface::ZERNIKE:
106 0 : str = "ZERNIKE";
107 0 : break;
108 0 : default:
109 0 : str = "UNKNOWN";
110 0 : break;
111 : }
112 34 : };
113 :
114 : void
115 17 : PBMathInterface::namePBClass(const PBMathInterface::PBClass iPB, String & str)
116 : {
117 17 : switch (iPB) {
118 0 : case PBMathInterface::NONE:
119 0 : str = "NONE";
120 0 : break;
121 0 : case PBMathInterface::AIRY:
122 0 : str = "AIRY";
123 0 : break;
124 0 : case PBMathInterface::GAUSS:
125 0 : str = "GAUSSIAN";
126 0 : break;
127 4 : case PBMathInterface::POLY:
128 4 : str = "POLYNOMIAL";
129 4 : break;
130 13 : case PBMathInterface::IPOLY:
131 13 : str = "INVERSE POLYNOMIAL";
132 13 : break;
133 0 : case PBMathInterface::COSPOLY:
134 0 : str = "COSINE POLYNOMIAL";
135 0 : break;
136 0 : case PBMathInterface::NUMERIC:
137 0 : str = "NUMERIC";
138 0 : break;
139 0 : case PBMathInterface::IMAGE:
140 0 : str = "IMAGE";
141 0 : break;
142 0 : case PBMathInterface::ZERNIKE:
143 0 : str = "ZERNIKE";
144 0 : break;
145 0 : default:
146 0 : str = "UNKNOWN";
147 0 : break;
148 : }
149 17 : };
150 :
151 :
152 : //forward each function call to the virtual private apply method
153 :
154 : ImageInterface<Complex>&
155 1316 : PBMathInterface::applyVP(const ImageInterface<Complex>& in,
156 : ImageInterface<Complex>& out,
157 : const MDirection& sp,
158 : const Quantity parAngle,
159 : const BeamSquint::SquintType doSquint,
160 : Bool inverse,
161 : Bool conjugate,
162 : Float cutoff,
163 : Bool forward)
164 : {
165 2632 : return apply(in, out, sp, parAngle, doSquint, inverse, conjugate, 1, cutoff,
166 2632 : forward);
167 : };
168 :
169 :
170 : ImageInterface<Complex>&
171 2046 : PBMathInterface::applyPB(const ImageInterface<Complex>& in,
172 : ImageInterface<Complex>& out,
173 : const MDirection& sp,
174 : const Quantity parAngle,
175 : const BeamSquint::SquintType doSquint,
176 : Bool inverse,
177 : Float cutoff,
178 : Bool forward)
179 : {
180 2046 : return apply(in, out, sp, parAngle, doSquint, inverse, false, 2, cutoff, forward);
181 : };
182 :
183 : ImageInterface<Float>&
184 0 : PBMathInterface::applyPB(const ImageInterface<Float>& in,
185 : ImageInterface<Float>& out,
186 : const MDirection& sp,
187 : const Quantity parAngle,
188 : const BeamSquint::SquintType doSquint,
189 : Float cutoff)
190 : {
191 0 : return apply(in, out, sp, parAngle, doSquint, cutoff, 2);
192 : };
193 :
194 : ImageInterface<Float>&
195 40 : PBMathInterface::applyPB2(const ImageInterface<Float>& in,
196 : ImageInterface<Float>& out,
197 : const MDirection& sp,
198 : const Quantity parAngle,
199 : const BeamSquint::SquintType doSquint,
200 : Float cutoff)
201 : {
202 40 : return apply(in, out, sp, parAngle, doSquint, cutoff);
203 : };
204 :
205 : SkyComponent&
206 0 : PBMathInterface::applyVP(SkyComponent& in,
207 : SkyComponent& out,
208 : const MDirection& sp,
209 : const Quantity frequency,
210 : const Quantity parAngle,
211 : const BeamSquint::SquintType doSquint,
212 : Bool inverse,
213 : Bool conjugate,
214 : Float cutoff,
215 : Bool forward)
216 : {
217 0 : return apply(in, out, sp, frequency, parAngle, doSquint, inverse, conjugate, 1, cutoff,
218 0 : forward);
219 : };
220 :
221 : SkyComponent&
222 2491 : PBMathInterface::applyPB(SkyComponent& in,
223 : SkyComponent& out,
224 : const MDirection& sp,
225 : const Quantity frequency,
226 : const Quantity parAngle,
227 : const BeamSquint::SquintType doSquint,
228 : Bool inverse,
229 : Float cutoff,
230 : Bool forward)
231 : {
232 4982 : return apply(in, out, sp, frequency, parAngle, doSquint, inverse, false, 2, cutoff,
233 4982 : forward);
234 : };
235 :
236 : SkyComponent&
237 0 : PBMathInterface::applyPB2(SkyComponent& in,
238 : SkyComponent& out,
239 : const MDirection& sp,
240 : const Quantity frequency,
241 : const Quantity parAngle,
242 : const BeamSquint::SquintType doSquint)
243 : {
244 0 : return apply(in, out, sp, frequency, parAngle, doSquint, false, false, 4, 0.0, true);
245 : };
246 :
247 :
248 : void
249 17 : PBMathInterface::summary(Int /*nValues*/)
250 : {
251 34 : LogIO os(LogOrigin("PBMathInterface", "summary"));
252 17 : if (isThisVP_p) {
253 17 : os << "These parameters are for Voltage Pattern" << LogIO::POST;
254 : } else {
255 0 : os << "These parameters are for primary Beam" << LogIO::POST;
256 : }
257 17 : if (squint_p.isNonNull()) {
258 3 : squint_p.show();
259 : } else {
260 14 : os << "No Beam Squint" << LogIO::POST;
261 : }
262 17 : };
263 :
264 : } //# NAMESPACE CASA - END
265 :
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