Line data Source code
1 : //# ALMAIlluminationConvFunc.h: Definition for ALMAIlluminationConvFunc
2 : //# Copyright (C) 1996,1997,1998,1999,2000,2002
3 : //# Associated Universities, Inc. Washington DC, USA.
4 : //# Copyright by ESO (in the framework of the ALMA collaboration)
5 : //#
6 : //# This library is free software; you can redistribute it and/or modify it
7 : //# under the terms of the GNU Library General Public License as published by
8 : //# the Free Software Foundation; either version 2 of the License, or (at your
9 : //# option) any later version.
10 : //#
11 : //# This library is distributed in the hope that it will be useful, but WITHOUT
12 : //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 : //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public
14 : //# License for more details.
15 : //#
16 : //# You should have received a copy of the GNU Library General Public License
17 : //# along with this library; if not, write to the Free Software Foundation,
18 : //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA.
19 : //#
20 : //# Correspondence concerning AIPS++ should be adressed as follows:
21 : //# Internet email: aips2-request@nrao.edu.
22 : //# Postal address: AIPS++ Project Office
23 : //# National Radio Astronomy Observatory
24 : //# 520 Edgemont Road
25 : //# Charlottesville, VA 22903-2475 USA
26 : //#
27 : //#
28 : //# $Id$
29 :
30 : #ifndef SYNTHESIS_ALMACALCILLUMINATIONCONVFUNC_H
31 : #define SYNTHESIS_ALMACALCILLUMINATIONCONVFUNC_H
32 :
33 : #include <synthesis/TransformMachines/IlluminationConvFunc.h>
34 : #include <synthesis/TransformMachines/BeamCalc.h>
35 : #include <synthesis/TransformMachines/ALMAAperture.h>
36 : #include <synthesis/MeasurementComponents/CExp.new3.h>
37 : #include <synthesis/MeasurementComponents/ExpCache.h>
38 : #include <casacore/images/Images/TempImage.h>
39 : #include <casacore/casa/Exceptions.h>
40 : #include <msvis/MSVis/VisBuffer.h>
41 : #include <sstream>
42 : #include <synthesis/TransformMachines/Utils.h>
43 : namespace casa{
44 :
45 : class ALMACalcIlluminationConvFunc: public IlluminationConvFunc
46 : {
47 : public:
48 :
49 : ALMACalcIlluminationConvFunc();
50 : ALMACalcIlluminationConvFunc(casacore::Int n):IlluminationConvFunc(n)
51 : {pbRead_p=false;};
52 0 : ~ALMACalcIlluminationConvFunc()
53 0 : {delete ap.aperture;};
54 :
55 : void setBandID(casacore::Int /*bandID*/) {/*ap.band=(ALMABeamCalcBandCode)bandID;*/}
56 :
57 0 : void setAntRayPath(const casacore::String& antRayPath) {otherAntRayPath_p = antRayPath;}
58 :
59 : void loadFromImage(casacore::String &fileName);
60 : void getIdealConvFunc(casacore::Array<casacore::Complex>& buf);
61 : void ftAperture(casacore::TempImage<casacore::Complex>& uvgrid);
62 : void ftAperture() {ftAperture(convFunc_p); pbRead_p=true;};
63 : void storePB(casacore::String& fileName);
64 :
65 : casacore::Bool pbReady() {return pbRead_p;}
66 :
67 : casacore::CoordinateSystem makeUVCoords(casacore::CoordinateSystem& imageCoordSys,
68 : casacore::IPosition& shape, casacore::Double refFreq=-1.0);
69 : void regridAperture(casacore::CoordinateSystem& skyCS,
70 : casacore::IPosition& skyShape,
71 : casacore::TempImage<casacore::Complex>& uvGrid,
72 : const VisBuffer& vb,
73 : casacore::Bool doSquint=true,casacore::Int bandID=-1);
74 : void regridAperture(casacore::CoordinateSystem& skyCS,
75 : casacore::IPosition& skyShape,
76 : casacore::TempImage<casacore::Complex>& uvGrid,
77 : const VisBuffer &vb,
78 : const casacore::Vector<casacore::Float>& paList,
79 : casacore::Bool doSquint, casacore::Int bandID);
80 :
81 : void regridAperture(casacore::CoordinateSystem& skyCS,
82 : casacore::IPosition& skyShape,
83 : casacore::TempImage<casacore::Complex>& uvGrid,
84 : const casacore::String& telescope,
85 : const casacore::MVFrequency& freqQ,
86 : casacore::Float pa = 0.,
87 : casacore::Bool doSquint=true,
88 : casacore::Int bandID=-1);
89 :
90 : void applyPB(casacore::ImageInterface<casacore::Float>& pbImage,
91 : const VisBuffer& vb, casacore::Bool doSquint=false, casacore::Int cfKey=0);
92 :
93 : void applyPB(casacore::ImageInterface<casacore::Complex>& pbImage,
94 : const VisBuffer& vb, casacore::Bool doSquint=true, casacore::Int cfKey=0);
95 :
96 : void applyPB(casacore::ImageInterface<casacore::Float>& pbImage,
97 : const casacore::String& telescope, const casacore::MEpoch& obsTime,
98 : const casacore::String& antType0, const casacore::String& antType1,
99 : const casacore::MVFrequency& freqQ, casacore::Double pa=0.,
100 : casacore::Bool doSquint=false);
101 :
102 : void applyPB(casacore::ImageInterface<casacore::Complex>& pbImage,
103 : const casacore::String& telescope, const casacore::MEpoch& obsTime,
104 : const casacore::String& antType0, const casacore::String& antType1,
105 : const casacore::MVFrequency& freqQ, casacore::Double pa=0.,
106 : casacore::Bool doSquint=true);
107 :
108 : void applyVP(casacore::ImageInterface<casacore::Complex>& pbImage,
109 : const casacore::String& telescope, const casacore::MEpoch& obsTime,
110 : const casacore::String& antType0, const casacore::String& antType1,
111 : const casacore::MVFrequency& freqQ, casacore::Double pa=0.,
112 : casacore::Bool doSquint=true);
113 :
114 : void skyMuller(casacore::ImageInterface<casacore::Complex>& skyJones);
115 :
116 : // casacore::Int getALMABandId(const casacore::Double& freq);
117 0 : virtual void prepareConvFunction(const VisBuffer& /*vb*/, CFStore& /*cfs*/){};
118 :
119 :
120 :
121 : private:
122 :
123 : void fillPB(casacore::ImageInterface<casacore::Complex>& inImg, casacore::ImageInterface<casacore::Float>& outImg, casacore::Bool Square=false);
124 : void fillPB(casacore::ImageInterface<casacore::Complex>& inImg, casacore::ImageInterface<casacore::Complex>& outImg, casacore::Bool Square=false);
125 : void fillVP(casacore::ImageInterface<casacore::Complex>& inImg, casacore::ImageInterface<casacore::Complex>& outImg, casacore::Bool Square=false);
126 :
127 : casacore::TempImage<casacore::Complex> convFunc_p;
128 : casacore::Vector<casacore::Double> resolution;
129 : casacore::Bool pbRead_p;
130 : casacore::Float freq_p,lastPA;
131 : ApertureCalcParams ap;
132 :
133 : casacore::Bool haveCannedResponses;
134 :
135 : casacore::String otherAntRayPath_p;
136 : };
137 :
138 : };
139 : #endif
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