[2] | 1 | //#--------------------------------------------------------------------------- |
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| 2 | //# SDContainer.cc: A container class for single dish integrations |
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| 3 | //#--------------------------------------------------------------------------- |
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| 4 | //# Copyright (C) 2004 |
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| 5 | //# Malte Marquarding, ATNF |
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| 6 | //# |
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| 7 | //# This program is free software; you can redistribute it and/or modify it |
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| 8 | //# under the terms of the GNU General Public License as published by the Free |
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| 9 | //# Software Foundation; either version 2 of the License, or (at your option) |
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| 10 | //# any later version. |
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| 11 | //# |
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| 12 | //# This program is distributed in the hope that it will be useful, but |
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| 13 | //# WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | //# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
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| 15 | //# Public License for more details. |
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| 16 | //# |
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| 17 | //# You should have received a copy of the GNU General Public License along |
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| 18 | //# with this program; if not, write to the Free Software Foundation, Inc., |
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| 19 | //# 675 Massachusetts Ave, Cambridge, MA 02139, USA. |
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| 20 | //# |
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| 21 | //# Correspondence concerning this software should be addressed as follows: |
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| 22 | //# Internet email: Malte.Marquarding@csiro.au |
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| 23 | //# Postal address: Malte Marquarding, |
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| 24 | //# Australia Telescope National Facility, |
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| 25 | //# P.O. Box 76, |
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| 26 | //# Epping, NSW, 2121, |
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| 27 | //# AUSTRALIA |
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| 28 | //# |
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| 29 | //# $Id: |
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| 30 | //#--------------------------------------------------------------------------- |
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[81] | 31 | #include <tables/Tables/Table.h> |
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| 32 | #include <casa/Arrays/IPosition.h> |
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| 33 | #include <casa/Arrays/ArrayAccessor.h> |
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| 34 | #include <casa/Arrays/Matrix.h> |
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| 35 | #include <casa/Quanta/MVTime.h> |
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[2] | 36 | |
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| 37 | #include "SDContainer.h" |
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| 38 | |
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[83] | 39 | using namespace asap; |
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[2] | 40 | |
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[18] | 41 | void SDHeader::print() const { |
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| 42 | MVTime mvt(this->utc); |
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[47] | 43 | mvt.setFormat(MVTime::YMD); |
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[18] | 44 | cout << "Observer: " << this->observer << endl |
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| 45 | << "Project: " << this->project << endl |
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| 46 | << "Obstype: " << this->obstype << endl |
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| 47 | << "Antenna: " << this->antennaname << endl |
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| 48 | << "Ant. Position: " << this->antennaposition << endl |
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| 49 | << "Equinox: " << this->equinox << endl |
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| 50 | << "Freq. ref.: " << this->freqref << endl |
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| 51 | << "Ref. frequency: " << this->reffreq << endl |
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| 52 | << "Bandwidth: " << this->bandwidth << endl |
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| 53 | << "Time (utc): " |
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[47] | 54 | << mvt |
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[18] | 55 | << endl; |
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| 56 | //setprecision(10) << this->utc << endl; |
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| 57 | } |
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| 58 | |
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| 59 | |
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[16] | 60 | SDContainer::SDContainer(uInt nBeam, uInt nIF, uInt nPol, uInt nChan) |
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[2] | 61 | : nBeam_(nBeam), |
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[16] | 62 | nIF_(nIF), |
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| 63 | nPol_(nPol), |
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| 64 | nChan_(nChan), |
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| 65 | spectrum_(IPosition(4,nBeam,nIF,nPol,nChan)), |
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| 66 | flags_(IPosition(4,nBeam,nIF,nPol,nChan)), |
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[34] | 67 | tsys_(IPosition(4,nBeam,nIF,nPol,nChan)), |
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[79] | 68 | freqidx_(nIF), |
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| 69 | direction_(IPosition(2,nBeam,2)) { |
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[2] | 70 | uChar x = 0; |
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| 71 | flags_ = ~x; |
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| 72 | } |
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| 73 | |
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[16] | 74 | SDContainer::SDContainer(IPosition shp) |
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| 75 | : nBeam_(shp(0)), |
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| 76 | nIF_(shp(1)), |
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| 77 | nPol_(shp(2)), |
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| 78 | nChan_(shp(3)), |
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| 79 | spectrum_(shp), |
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| 80 | flags_(shp), |
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[34] | 81 | tsys_(shp), |
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[79] | 82 | freqidx_(shp(1)) { |
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| 83 | IPosition ip(2,shp(0),2); |
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| 84 | direction_.resize(ip); |
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[16] | 85 | uChar x = 0; |
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| 86 | flags_ = ~x; |
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| 87 | } |
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| 88 | |
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[2] | 89 | SDContainer::~SDContainer() { |
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| 90 | } |
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| 91 | |
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[47] | 92 | Bool SDContainer::resize(IPosition shp) { |
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| 93 | nBeam_ = shp(0); |
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| 94 | nIF_ = shp(1); |
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| 95 | nPol_ = shp(2); |
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| 96 | nChan_ = shp(3); |
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| 97 | spectrum_.resize(shp); |
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| 98 | flags_.resize(shp); |
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| 99 | tsys_.resize(shp); |
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| 100 | freqidx_.resize(shp(1)); |
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[79] | 101 | IPosition ip(2,shp(0),2); |
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| 102 | direction_.resize(ip); |
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[47] | 103 | } |
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| 104 | |
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[2] | 105 | Bool SDContainer::putSpectrum(const Array<Float>& spec) { |
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| 106 | spectrum_ = spec; |
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| 107 | } |
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[7] | 108 | Bool SDContainer::putFlags(const Array<uChar>& flag) { |
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| 109 | flags_ = flag; |
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[2] | 110 | } |
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[7] | 111 | Bool SDContainer::putTsys(const Array<Float>& tsys) { |
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| 112 | tsys_ = tsys; |
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[2] | 113 | } |
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| 114 | |
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| 115 | Bool SDContainer::setSpectrum(const Matrix<Float>& spec, |
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| 116 | uInt whichBeam, uInt whichIF) { |
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| 117 | |
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| 118 | ArrayAccessor<Float, Axis<0> > aa0(spectrum_); |
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| 119 | aa0.reset(aa0.begin(whichBeam)); |
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| 120 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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| 121 | aa1.reset(aa1.begin(whichIF)); |
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| 122 | |
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[14] | 123 | //Vector<Float> pols(nPol); |
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[16] | 124 | ArrayAccessor<Float, Axis<1> > j(spec); |
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[14] | 125 | IPosition shp0 = spectrum_.shape(); |
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| 126 | IPosition shp1 = spec.shape(); |
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[16] | 127 | if ( (shp0(2) != shp1(1)) || (shp0(3) != shp1(0)) ) { |
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[14] | 128 | cerr << "Arrays not conformant" << endl; |
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| 129 | return False; |
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| 130 | } |
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[2] | 131 | // assert dimensions are the same.... |
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| 132 | for (ArrayAccessor<Float, Axis<2> > i(aa1);i != i.end(); ++i) { |
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[16] | 133 | ArrayAccessor<Float, Axis<0> > jj(j); |
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[2] | 134 | for (ArrayAccessor<Float, Axis<3> > ii(i);ii != ii.end(); ++ii) { |
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[14] | 135 | (*ii) = (*jj); |
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| 136 | jj++; |
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[2] | 137 | } |
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[14] | 138 | j++; |
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[2] | 139 | } |
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| 140 | // unset flags for this spectrum, they might be set again by the |
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| 141 | // setFlags method |
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[14] | 142 | |
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[2] | 143 | IPosition shp = flags_.shape(); |
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| 144 | IPosition start(4,whichBeam,whichIF,0,0); |
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| 145 | IPosition end(4,whichBeam,whichIF,shp(2)-1,shp(3)-1); |
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| 146 | Array<uChar> arr(flags_(start,end)); |
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| 147 | arr = uChar(0); |
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| 148 | } |
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| 149 | |
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| 150 | Bool SDContainer::setFlags(const Matrix<uChar>& flag, |
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| 151 | uInt whichBeam, uInt whichIF) { |
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| 152 | |
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| 153 | ArrayAccessor<uChar, Axis<0> > aa0(flags_); |
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| 154 | aa0.reset(aa0.begin(whichBeam)); |
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| 155 | ArrayAccessor<uChar, Axis<1> > aa1(aa0); |
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| 156 | aa1.reset(aa1.begin(whichIF)); |
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| 157 | |
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[16] | 158 | ArrayAccessor<uChar, Axis<1> > j(flag); |
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[14] | 159 | IPosition shp0 = flags_.shape(); |
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| 160 | IPosition shp1 = flag.shape(); |
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[16] | 161 | if ( (shp0(2) != shp1(1)) || (shp0(3) != shp1(0)) ) { |
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[14] | 162 | cerr << "Arrays not conformant" << endl; |
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| 163 | return False; |
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| 164 | } |
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| 165 | |
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[2] | 166 | // assert dimensions are the same.... |
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| 167 | for (ArrayAccessor<uChar, Axis<2> > i(aa1);i != i.end(); ++i) { |
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[16] | 168 | ArrayAccessor<uChar, Axis<0> > jj(j); |
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[2] | 169 | for (ArrayAccessor<uChar, Axis<3> > ii(i);ii != ii.end(); ++ii) { |
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[14] | 170 | (*ii) = (*jj); |
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| 171 | jj++; |
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[2] | 172 | } |
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[14] | 173 | j++; |
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[2] | 174 | } |
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[16] | 175 | return True; |
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[2] | 176 | } |
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| 177 | |
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| 178 | Bool SDContainer::setTsys(const Vector<Float>& tsys, |
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| 179 | uInt whichBeam, uInt whichIF) { |
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| 180 | ArrayAccessor<Float, Axis<0> > aa0(tsys_); |
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| 181 | aa0.reset(aa0.begin(whichBeam)); |
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| 182 | ArrayAccessor<Float, Axis<1> > aa1(aa0); |
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| 183 | aa1.reset(aa1.begin(whichIF)); |
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| 184 | // assert dimensions are the same.... |
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[16] | 185 | for (ArrayAccessor<Float, Axis<3> > i(aa1);i != i.end(); ++i) { |
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[14] | 186 | ArrayAccessor<Float, Axis<0> > j(tsys); |
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[16] | 187 | for (ArrayAccessor<Float, Axis<2> > ii(i);ii != ii.end(); ++ii) { |
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[14] | 188 | (*ii) = (*j); |
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| 189 | j++; |
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[7] | 190 | } |
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| 191 | } |
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[2] | 192 | } |
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[27] | 193 | |
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[67] | 194 | Array<Float> SDContainer::getSpectrum(uInt whichBeam, uInt whichIF) const { |
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[27] | 195 | Matrix<Float> spectra(nChan_, nPol_); |
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| 196 | |
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| 197 | // Beam. |
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| 198 | ArrayAccessor<Float, Axis<0> > i0(spectrum_); |
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| 199 | i0.reset(i0.begin(whichBeam)); |
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| 200 | |
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| 201 | // IF. |
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| 202 | ArrayAccessor<Float, Axis<1> > i1(i0); |
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| 203 | i1.reset(i1.begin(whichIF)); |
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| 204 | |
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| 205 | // Polarization. |
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| 206 | ArrayAccessor<Float, Axis<2> > i2(i1); |
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| 207 | ArrayAccessor<Float, Axis<1> > o1(spectra); |
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| 208 | |
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| 209 | while (i2 != i2.end()) { |
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| 210 | // Channel. |
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| 211 | ArrayAccessor<Float, Axis<3> > i3(i2); |
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| 212 | ArrayAccessor<Float, Axis<0> > o0(o1); |
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| 213 | |
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| 214 | while (i3 != i3.end()) { |
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| 215 | *o0 = *i3; |
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| 216 | |
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| 217 | i3++; |
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| 218 | o0++; |
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| 219 | } |
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| 220 | |
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| 221 | i2++; |
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| 222 | o1++; |
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| 223 | } |
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| 224 | |
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[67] | 225 | return spectra.copy(); |
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[27] | 226 | } |
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| 227 | |
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[67] | 228 | Array<uChar> SDContainer::getFlags(uInt whichBeam, uInt whichIF) const |
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[27] | 229 | { |
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| 230 | Matrix<uChar> flagtra(nChan_, nPol_); |
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| 231 | |
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| 232 | // Beam. |
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| 233 | ArrayAccessor<uChar, Axis<0> > i0(flags_); |
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| 234 | i0.reset(i0.begin(whichBeam)); |
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| 235 | |
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| 236 | // IF. |
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| 237 | ArrayAccessor<uChar, Axis<1> > i1(i0); |
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| 238 | i1.reset(i1.begin(whichIF)); |
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| 239 | |
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| 240 | // Polarization. |
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| 241 | ArrayAccessor<uChar, Axis<2> > i2(i1); |
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| 242 | ArrayAccessor<uChar, Axis<1> > o1(flagtra); |
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| 243 | |
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| 244 | while (i2 != i2.end()) { |
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| 245 | // Channel. |
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| 246 | ArrayAccessor<uChar, Axis<3> > i3(i2); |
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| 247 | ArrayAccessor<uChar, Axis<0> > o0(o1); |
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| 248 | |
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| 249 | while (i3 != i3.end()) { |
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| 250 | *o0 = *i3; |
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| 251 | |
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| 252 | i3++; |
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| 253 | o0++; |
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| 254 | } |
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| 255 | |
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| 256 | i2++; |
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| 257 | o1++; |
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| 258 | } |
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| 259 | |
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[67] | 260 | return flagtra.copy(); |
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[27] | 261 | } |
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| 262 | |
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[67] | 263 | Array<Float> SDContainer::getTsys(uInt whichBeam, uInt whichIF) const |
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[27] | 264 | { |
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| 265 | Vector<Float> tsys(nPol_); |
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| 266 | |
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| 267 | // Beam. |
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| 268 | ArrayAccessor<Float, Axis<0> > i0(tsys_); |
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| 269 | i0.reset(i0.begin(whichBeam)); |
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| 270 | |
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| 271 | // IF. |
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| 272 | ArrayAccessor<Float, Axis<1> > i1(i0); |
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| 273 | i1.reset(i1.begin(whichIF)); |
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| 274 | |
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| 275 | // Channel. |
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| 276 | ArrayAccessor<Float, Axis<3> > i3(i1); |
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| 277 | |
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| 278 | // Polarization. |
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| 279 | ArrayAccessor<Float, Axis<2> > i2(i3); |
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| 280 | ArrayAccessor<Float, Axis<0> > o0(tsys); |
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| 281 | |
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| 282 | while (i2 != i2.end()) { |
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| 283 | *o0 = *i2; |
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| 284 | |
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| 285 | i2++; |
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| 286 | o0++; |
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| 287 | } |
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[67] | 288 | return tsys.copy(); |
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[27] | 289 | } |
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[34] | 290 | |
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[79] | 291 | Array<Double> SDContainer::getDirection(uInt whichBeam) const { |
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| 292 | Vector<Double> direct(2); |
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| 293 | ArrayAccessor<Double, Axis<0> > i0(direction_); |
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| 294 | i0.reset(i0.begin(whichBeam)); |
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| 295 | ArrayAccessor<Double, Axis<0> > o0(direct); |
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| 296 | ArrayAccessor<Double, Axis<1> > i1(i0); |
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| 297 | while (i1 != i1.end()) { |
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| 298 | *o0 = *i1; |
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| 299 | i1++; |
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| 300 | o0++; |
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| 301 | } |
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| 302 | return direct.copy(); |
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| 303 | } |
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| 304 | |
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| 305 | |
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[34] | 306 | Bool SDContainer::setFrequencyMap(uInt freqslot, uInt whichIF) { |
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| 307 | freqidx_[whichIF] = freqslot; |
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| 308 | return True; |
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| 309 | } |
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| 310 | |
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| 311 | Bool SDContainer::putFreqMap(const Vector<uInt>& freqs) { |
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| 312 | freqidx_.resize(); |
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| 313 | freqidx_ = freqs; |
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| 314 | return True; |
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| 315 | } |
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| 316 | |
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[79] | 317 | Bool SDContainer::setDirection(const Vector<Double>& point, uInt whichBeam) { |
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| 318 | if (point.nelements() != 2) return False; |
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| 319 | ArrayAccessor<Double, Axis<0> > aa0(direction_); |
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| 320 | aa0.reset(aa0.begin(whichBeam)); |
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| 321 | ArrayAccessor<Double, Axis<0> > jj(point); |
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| 322 | for (ArrayAccessor<Double, Axis<1> > i(aa0);i != i.end(); ++i) { |
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| 323 | |
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| 324 | (*i) = (*jj); |
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| 325 | jj++; |
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| 326 | } |
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| 327 | return True; |
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| 328 | } |
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| 329 | |
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| 330 | Bool SDContainer::putDirection(const Array<Double>& dir) { |
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| 331 | direction_.resize(); |
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| 332 | direction_ = dir; |
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| 333 | return True; |
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| 334 | } |
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| 335 | |
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[34] | 336 | Int SDFrequencyTable::addFrequency(Int refPix, Double refVal, Double inc) { |
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| 337 | Int idx = -1; |
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| 338 | Bool addit = False; |
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| 339 | if (length() > 0) { |
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| 340 | for (uInt i=0; i< length();++i) { |
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| 341 | if ( refVal == refVal_[i] ) { // probably check with tolerance |
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| 342 | if ( refPix == refPix_[i] ) |
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| 343 | if ( inc == increment_[i] ) |
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| 344 | idx = Int(i); |
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| 345 | } |
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| 346 | } |
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| 347 | if (idx >= 0) { |
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| 348 | return idx; |
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| 349 | } |
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| 350 | } |
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| 351 | nFreq_ += 1; |
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| 352 | refPix_.resize(nFreq_,True); |
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| 353 | refVal_.resize(nFreq_,True); |
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| 354 | increment_.resize(nFreq_,True); |
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| 355 | refPix_[nFreq_-1] = refPix; |
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| 356 | refVal_[nFreq_-1] = refVal; |
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| 357 | increment_[nFreq_-1] = inc; |
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| 358 | idx = nFreq_-1; |
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| 359 | return idx; |
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| 360 | } |
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| 361 | |
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