[2] | 1 | //#--------------------------------------------------------------------------- |
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| 2 | //# SDMath.cc: A collection of single dish mathematical operations |
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| 3 | //#--------------------------------------------------------------------------- |
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| 4 | //# Copyright (C) 2004 |
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[125] | 5 | //# ATNF |
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[2] | 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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[38] | 31 | #include <vector> |
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| 32 | |
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[81] | 33 | #include <casa/aips.h> |
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| 34 | #include <casa/BasicSL/String.h> |
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| 35 | #include <casa/Arrays/IPosition.h> |
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| 36 | #include <casa/Arrays/Array.h> |
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| 37 | #include <casa/Arrays/ArrayAccessor.h> |
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| 38 | #include <casa/Arrays/Slice.h> |
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| 39 | #include <casa/Arrays/ArrayMath.h> |
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| 40 | #include <casa/Arrays/ArrayLogical.h> |
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| 41 | #include <casa/Arrays/MaskedArray.h> |
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| 42 | #include <casa/Arrays/MaskArrMath.h> |
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| 43 | #include <casa/Arrays/MaskArrLogi.h> |
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[125] | 44 | #include <casa/Arrays/VectorIter.h> |
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[2] | 45 | |
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[81] | 46 | #include <tables/Tables/Table.h> |
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| 47 | #include <tables/Tables/ScalarColumn.h> |
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| 48 | #include <tables/Tables/ArrayColumn.h> |
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[2] | 49 | |
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[81] | 50 | #include <scimath/Fitting.h> |
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| 51 | #include <scimath/Fitting/LinearFit.h> |
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| 52 | #include <scimath/Functionals/CompiledFunction.h> |
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| 53 | #include <images/Images/ImageUtilities.h> |
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| 54 | #include <coordinates/Coordinates/SpectralCoordinate.h> |
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| 55 | #include <scimath/Mathematics/AutoDiff.h> |
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| 56 | #include <scimath/Mathematics/AutoDiffMath.h> |
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[38] | 57 | |
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| 58 | #include "MathUtils.h" |
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[2] | 59 | #include "SDContainer.h" |
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| 60 | #include "SDMemTable.h" |
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| 61 | |
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| 62 | #include "SDMath.h" |
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| 63 | |
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[125] | 64 | using namespace casa; |
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[83] | 65 | using namespace asap; |
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| 66 | //using namespace asap::SDMath; |
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[2] | 67 | |
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[66] | 68 | CountedPtr<SDMemTable> SDMath::average(const CountedPtr<SDMemTable>& in) { |
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[2] | 69 | Table t = in->table(); |
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[85] | 70 | ROArrayColumn<Float> tsys(t, "TSYS"); |
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[2] | 71 | ROScalarColumn<Double> mjd(t, "TIME"); |
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| 72 | ROScalarColumn<String> srcn(t, "SRCNAME"); |
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[15] | 73 | ROScalarColumn<Double> integr(t, "INTERVAL"); |
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[38] | 74 | ROArrayColumn<uInt> freqidc(t, "FREQID"); |
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[2] | 75 | IPosition ip = in->rowAsMaskedArray(0).shape(); |
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| 76 | Array<Float> outarr(ip); outarr =0.0; |
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| 77 | Array<Float> narr(ip);narr = 0.0; |
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| 78 | Array<Float> narrinc(ip);narrinc = 1.0; |
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| 79 | |
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| 80 | Array<Float> tsarr(tsys.shape(0)); |
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| 81 | Array<Float> outtsarr(tsys.shape(0)); |
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[48] | 82 | outtsarr =0.0; |
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| 83 | tsys.get(0, tsarr);// this is probably unneccessary as tsys should |
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[2] | 84 | Double tme = 0.0; |
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[15] | 85 | Double inttime = 0.0; |
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[2] | 86 | |
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| 87 | for (uInt i=0; i < t.nrow(); i++) { |
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| 88 | // data stuff |
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| 89 | MaskedArray<Float> marr(in->rowAsMaskedArray(i)); |
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| 90 | outarr += marr; |
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| 91 | MaskedArray<Float> n(narrinc,marr.getMask()); |
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| 92 | narr += n; |
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[85] | 93 | // get |
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[2] | 94 | tsys.get(i, tsarr);// this is probably unneccessary as tsys should |
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| 95 | outtsarr += tsarr; // be constant |
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| 96 | Double tmp; |
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| 97 | mjd.get(i,tmp); |
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| 98 | tme += tmp;// average time |
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[15] | 99 | integr.get(i,tmp); |
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| 100 | inttime += tmp; |
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[2] | 101 | } |
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| 102 | // averaging using mask |
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[9] | 103 | MaskedArray<Float> nma(narr,(narr > Float(0))); |
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[2] | 104 | outarr /= nma; |
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[9] | 105 | Array<Bool> outflagsb = !(nma.getMask()); |
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| 106 | Array<uChar> outflags(outflagsb.shape()); |
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| 107 | convertArray(outflags,outflagsb); |
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[48] | 108 | SDContainer sc = in->getSDContainer(); |
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[2] | 109 | Int n = t.nrow(); |
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[48] | 110 | outtsarr /= Float(n); |
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| 111 | sc.timestamp = tme/Double(n); |
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| 112 | sc.interval = inttime; |
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[15] | 113 | String tstr; srcn.getScalar(0,tstr);// get sourcename of "mid" point |
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[2] | 114 | sc.sourcename = tstr; |
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[38] | 115 | Vector<uInt> tvec; |
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| 116 | freqidc.get(0,tvec); |
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| 117 | sc.putFreqMap(tvec); |
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[48] | 118 | sc.putTsys(outtsarr); |
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[38] | 119 | sc.scanid = 0; |
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[2] | 120 | sc.putSpectrum(outarr); |
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[85] | 121 | sc.putFlags(outflags); |
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[15] | 122 | SDMemTable* sdmt = new SDMemTable(*in,True); |
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[2] | 123 | sdmt->putSDContainer(sc); |
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| 124 | return CountedPtr<SDMemTable>(sdmt); |
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| 125 | } |
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[9] | 126 | |
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[85] | 127 | CountedPtr<SDMemTable> |
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| 128 | SDMath::quotient(const CountedPtr<SDMemTable>& on, |
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| 129 | const CountedPtr<SDMemTable>& off) { |
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| 130 | |
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[9] | 131 | Table ton = on->table(); |
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| 132 | Table toff = off->table(); |
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[85] | 133 | ROArrayColumn<Float> tsys(toff, "TSYS"); |
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[9] | 134 | ROScalarColumn<Double> mjd(ton, "TIME"); |
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[15] | 135 | ROScalarColumn<Double> integr(ton, "INTERVAL"); |
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[9] | 136 | ROScalarColumn<String> srcn(ton, "SRCNAME"); |
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[38] | 137 | ROArrayColumn<uInt> freqidc(ton, "FREQID"); |
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| 138 | |
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[9] | 139 | MaskedArray<Float> mon(on->rowAsMaskedArray(0)); |
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| 140 | MaskedArray<Float> moff(off->rowAsMaskedArray(0)); |
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| 141 | IPosition ipon = mon.shape(); |
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| 142 | IPosition ipoff = moff.shape(); |
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[48] | 143 | Array<Float> tsarr;//(tsys.shape(0)); |
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| 144 | tsys.get(0, tsarr); |
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[85] | 145 | if (ipon != ipoff && ipon != tsarr.shape()) |
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[9] | 146 | cerr << "on/off not conformant" << endl; |
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[85] | 147 | |
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[9] | 148 | MaskedArray<Float> tmp = (mon-moff); |
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[85] | 149 | Array<Float> out(tmp.getArray()); |
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[9] | 150 | out /= moff; |
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| 151 | out *= tsarr; |
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| 152 | Array<Bool> outflagsb = !(mon.getMask() && moff.getMask()); |
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| 153 | Array<uChar> outflags(outflagsb.shape()); |
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| 154 | convertArray(outflags,outflagsb); |
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[48] | 155 | SDContainer sc = on->getSDContainer(); |
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| 156 | sc.putTsys(tsarr); |
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[38] | 157 | sc.scanid = 0; |
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[9] | 158 | sc.putSpectrum(out); |
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[48] | 159 | sc.putFlags(outflags); |
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[15] | 160 | SDMemTable* sdmt = new SDMemTable(*on, True); |
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[9] | 161 | sdmt->putSDContainer(sc); |
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| 162 | return CountedPtr<SDMemTable>(sdmt); |
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| 163 | } |
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[48] | 164 | |
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[85] | 165 | CountedPtr<SDMemTable> |
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[15] | 166 | SDMath::multiply(const CountedPtr<SDMemTable>& in, Float factor) { |
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| 167 | SDMemTable* sdmt = new SDMemTable(*in); |
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| 168 | Table t = sdmt->table(); |
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| 169 | ArrayColumn<Float> spec(t,"SPECTRA"); |
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[9] | 170 | |
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[15] | 171 | for (uInt i=0; i < t.nrow(); i++) { |
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| 172 | // data stuff |
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| 173 | MaskedArray<Float> marr(sdmt->rowAsMaskedArray(i)); |
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| 174 | marr *= factor; |
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| 175 | spec.put(i, marr.getArray()); |
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| 176 | } |
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| 177 | return CountedPtr<SDMemTable>(sdmt); |
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| 178 | } |
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[48] | 179 | |
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[107] | 180 | CountedPtr<SDMemTable> |
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| 181 | SDMath::add(const CountedPtr<SDMemTable>& in, Float offset) { |
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| 182 | SDMemTable* sdmt = new SDMemTable(*in); |
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| 183 | Table t = sdmt->table(); |
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| 184 | ArrayColumn<Float> spec(t,"SPECTRA"); |
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| 185 | |
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| 186 | for (uInt i=0; i < t.nrow(); i++) { |
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| 187 | // data stuff |
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| 188 | MaskedArray<Float> marr(sdmt->rowAsMaskedArray(i)); |
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| 189 | marr += offset; |
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| 190 | spec.put(i, marr.getArray()); |
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| 191 | } |
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| 192 | return CountedPtr<SDMemTable>(sdmt); |
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| 193 | } |
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| 194 | |
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| 195 | |
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[125] | 196 | // Start NEBK |
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| 197 | // SHow how to do above with VectorIterator |
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[107] | 198 | |
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[125] | 199 | // uInt axis = 3; |
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| 200 | // VectorIterator<Float> itData(arr, axis); |
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| 201 | // ReadOnlyVectorIterator<Bool> itMask(barr, axis); |
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| 202 | // Vector<Float> outv; |
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| 203 | // while (!itData.pastEnd()) { |
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| 204 | // SDMath::fit(outv, itData.vector(), itMask.vector()&&inmask, fitexpr); // Should have function |
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| 205 | // itData.vector() = outv; // to do in situ |
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| 206 | // // |
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| 207 | // SDMath::fit(itData.vector(), itData.vector(), itMask.vector()&&inmask, fitexpr); // Or maybe this works |
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| 208 | // // |
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| 209 | // itData.next(); |
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| 210 | // itMask.next(); |
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| 211 | // } |
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[48] | 212 | |
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[125] | 213 | // End NEBK |
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[38] | 214 | |
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[85] | 215 | CountedPtr<SDMemTable> |
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[38] | 216 | SDMath::hanning(const CountedPtr<SDMemTable>& in) { |
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[125] | 217 | |
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[85] | 218 | //IPosition ip = in->rowAsMaskedArray(0).shape(); |
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| 219 | SDMemTable* sdmt = new SDMemTable(*in,True); |
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| 220 | for (uInt ri=0; ri < in->nRow(); ++ri) { |
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[125] | 221 | |
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[85] | 222 | MaskedArray<Float> marr(in->rowAsMaskedArray(ri)); |
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| 223 | |
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| 224 | Array<Float> arr = marr.getArray(); |
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| 225 | Array<Bool> barr = marr.getMask(); |
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| 226 | for (uInt i=0; i<in->nBeam();++i) { |
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| 227 | for (uInt j=0; j<in->nIF();++j) { |
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[125] | 228 | for (uInt k=0; k<in->nPol();++k) { |
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[85] | 229 | IPosition start(4,i,j,k,0); |
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| 230 | IPosition end(4,i,j,k,in->nChan()-1); |
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| 231 | Array<Float> subArr(arr(start,end)); |
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| 232 | Array<Bool> subMask(barr(start,end)); |
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| 233 | Vector<Float> outv; |
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| 234 | Vector<Bool> outm; |
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| 235 | Vector<Float> v(subArr.nonDegenerate()); |
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| 236 | Vector<Bool> m(subMask.nonDegenerate()); |
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[125] | 237 | mathutil::hanning(outv,outm,v,m); |
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[85] | 238 | ArrayAccessor<Float, Axis<0> > aa0(outv); |
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| 239 | ArrayAccessor<Bool, Axis<0> > ba0(outm); |
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| 240 | ArrayAccessor<Bool, Axis<3> > ba(subMask); |
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[125] | 241 | for (ArrayAccessor<Float, Axis<3> > aa(subArr); |
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| 242 | aa != aa.end();++aa) { |
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| 243 | (*aa) = (*aa0); |
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| 244 | (*ba) = (*ba0); |
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| 245 | aa0++; |
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| 246 | ba0++; |
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| 247 | ba++; |
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[85] | 248 | } |
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[125] | 249 | } |
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[85] | 250 | } |
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[38] | 251 | } |
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[125] | 252 | // |
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| 253 | |
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| 254 | // uInt axis = 3; |
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| 255 | // VectorIterator<Float> itData(arr, axis); |
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| 256 | // VectorIterator<Bool> itMask(barr, axis); |
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| 257 | // Vector<Float> outv; |
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| 258 | // Vector<Bool> outm; |
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| 259 | // while (!itData.pastEnd()) { |
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| 260 | // ::hanning(outv, outm, itData.vector(), itMask.vector()); |
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| 261 | // itData.vector() = outv; |
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| 262 | // itMask.vector() = outm; |
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| 263 | // // |
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| 264 | // itData.next(); |
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| 265 | // itMask.next(); |
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| 266 | // } |
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| 267 | |
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| 268 | // End NEBK |
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| 269 | |
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| 270 | // |
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[85] | 271 | Array<uChar> outflags(barr.shape()); |
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| 272 | convertArray(outflags,!barr); |
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| 273 | SDContainer sc = in->getSDContainer(ri); |
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| 274 | sc.putSpectrum(arr); |
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| 275 | sc.putFlags(outflags); |
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| 276 | sdmt->putSDContainer(sc); |
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[38] | 277 | } |
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| 278 | return CountedPtr<SDMemTable>(sdmt); |
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| 279 | } |
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| 280 | |
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[85] | 281 | CountedPtr<SDMemTable> |
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[48] | 282 | SDMath::averages(const Block<CountedPtr<SDMemTable> >& in, |
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[85] | 283 | const Vector<Bool>& mask) { |
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[48] | 284 | IPosition ip = in[0]->rowAsMaskedArray(0).shape(); |
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| 285 | Array<Float> arr(ip); |
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| 286 | Array<Bool> barr(ip); |
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| 287 | Double inttime = 0.0; |
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[85] | 288 | |
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[48] | 289 | uInt n = in[0]->nChan(); |
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| 290 | for (uInt i=0; i<in[0]->nBeam();++i) { |
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| 291 | for (uInt j=0; j<in[0]->nIF();++j) { |
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| 292 | for (uInt k=0; k<in[0]->nPol();++k) { |
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[85] | 293 | Float stdevsqsum = 0.0; |
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| 294 | Vector<Float> initvec(n);initvec = 0.0; |
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| 295 | Vector<Bool> initmask(n);initmask = True; |
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| 296 | MaskedArray<Float> outmarr(initvec,initmask); |
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| 297 | inttime = 0.0; |
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| 298 | for (uInt bi=0; bi< in.nelements(); ++bi) { |
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| 299 | MaskedArray<Float> marr(in[bi]->rowAsMaskedArray(0)); |
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| 300 | inttime += in[bi]->getInterval(); |
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| 301 | Array<Float> arr = marr.getArray(); |
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| 302 | Array<Bool> barr = marr.getMask(); |
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| 303 | IPosition start(4,i,j,k,0); |
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| 304 | IPosition end(4,i,j,k,n-1); |
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| 305 | Array<Float> subArr(arr(start,end)); |
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| 306 | Array<Bool> subMask(barr(start,end)); |
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| 307 | Vector<Float> outv; |
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| 308 | Vector<Bool> outm; |
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| 309 | Vector<Float> v(subArr.nonDegenerate()); |
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| 310 | Vector<Bool> m(subMask.nonDegenerate()); |
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| 311 | MaskedArray<Float> tmparr(v,m); |
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| 312 | MaskedArray<Float> tmparr2(tmparr(mask)); |
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| 313 | Float stdvsq = pow(stddev(tmparr2),2); |
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| 314 | stdevsqsum+=1.0/stdvsq; |
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| 315 | tmparr /= stdvsq; |
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| 316 | outmarr += tmparr; |
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| 317 | } |
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| 318 | outmarr /= stdevsqsum; |
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| 319 | Array<Float> tarr(outmarr.getArray()); |
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| 320 | Array<Bool> tbarr(outmarr.getMask()); |
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| 321 | IPosition start(4,i,j,k,0); |
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| 322 | IPosition end(4,i,j,k,n-1); |
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| 323 | Array<Float> subArr(arr(start,end)); |
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| 324 | Array<Bool> subMask(barr(start,end)); |
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| 325 | ArrayAccessor<Float, Axis<0> > aa0(tarr); |
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| 326 | ArrayAccessor<Bool, Axis<0> > ba0(tbarr); |
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| 327 | ArrayAccessor<Bool, Axis<3> > ba(subMask); |
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| 328 | for (ArrayAccessor<Float, Axis<3> > aa(subArr); aa != aa.end();++aa) { |
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| 329 | (*aa) = (*aa0); |
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| 330 | (*ba) = (*ba0); |
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| 331 | aa0++; |
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| 332 | ba0++; |
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| 333 | ba++; |
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| 334 | } |
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[48] | 335 | } |
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| 336 | } |
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| 337 | } |
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| 338 | Array<uChar> outflags(barr.shape()); |
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| 339 | convertArray(outflags,!barr); |
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| 340 | SDContainer sc = in[0]->getSDContainer(); |
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| 341 | sc.putSpectrum(arr); |
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| 342 | sc.putFlags(outflags); |
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| 343 | sc.interval = inttime; |
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| 344 | SDMemTable* sdmt = new SDMemTable(*in[0],True); |
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| 345 | sdmt->putSDContainer(sc); |
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| 346 | return CountedPtr<SDMemTable>(sdmt); |
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[15] | 347 | } |
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[48] | 348 | |
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[85] | 349 | CountedPtr<SDMemTable> |
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| 350 | SDMath::averagePol(const CountedPtr<SDMemTable>& in, |
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| 351 | const Vector<Bool>& mask) { |
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| 352 | MaskedArray<Float> marr(in->rowAsMaskedArray(0)); |
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[48] | 353 | uInt n = in->nChan(); |
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| 354 | IPosition ip = marr.shape(); |
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| 355 | Array<Float> arr = marr.getArray(); |
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| 356 | Array<Bool> barr = marr.getMask(); |
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| 357 | for (uInt i=0; i<in->nBeam();++i) { |
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| 358 | for (uInt j=0; j<in->nIF();++j) { |
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| 359 | Float stdevsqsum = 0.0; |
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| 360 | Vector<Float> initvec(n);initvec = 0.0; |
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| 361 | Vector<Bool> initmask(n);initmask = True; |
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| 362 | MaskedArray<Float> outmarr(initvec,initmask); |
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| 363 | for (uInt k=0; k<in->nPol();++k) { |
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[85] | 364 | IPosition start(4,i,j,k,0); |
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| 365 | IPosition end(4,i,j,k,in->nChan()-1); |
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| 366 | Array<Float> subArr(arr(start,end)); |
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| 367 | Array<Bool> subMask(barr(start,end)); |
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| 368 | Vector<Float> outv; |
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| 369 | Vector<Bool> outm; |
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| 370 | Vector<Float> v(subArr.nonDegenerate()); |
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| 371 | Vector<Bool> m(subMask.nonDegenerate()); |
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| 372 | MaskedArray<Float> tmparr(v,m); |
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| 373 | MaskedArray<Float> tmparr2(tmparr(mask)); |
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| 374 | Float stdvsq = pow(stddev(tmparr2),2); |
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| 375 | stdevsqsum+=1.0/stdvsq; |
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| 376 | tmparr /= stdvsq; |
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| 377 | outmarr += tmparr; |
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[48] | 378 | } |
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| 379 | outmarr /= stdevsqsum; |
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| 380 | Array<Float> tarr(outmarr.getArray()); |
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| 381 | Array<Bool> tbarr(outmarr.getMask()); |
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[125] | 382 | // write averaged pol into all pols - fix up to reform array |
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[48] | 383 | for (uInt k=0; k<in->nPol();++k) { |
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[85] | 384 | IPosition start(4,i,j,k,0); |
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| 385 | IPosition end(4,i,j,k,n-1); |
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| 386 | Array<Float> subArr(arr(start,end)); |
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| 387 | Array<Bool> subMask(barr(start,end)); |
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| 388 | ArrayAccessor<Float, Axis<0> > aa0(tarr); |
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| 389 | ArrayAccessor<Bool, Axis<0> > ba0(tbarr); |
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| 390 | ArrayAccessor<Bool, Axis<3> > ba(subMask); |
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| 391 | for (ArrayAccessor<Float, Axis<3> > aa(subArr); aa != aa.end();++aa) { |
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| 392 | (*aa) = (*aa0); |
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| 393 | (*ba) = (*ba0); |
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| 394 | aa0++; |
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| 395 | ba0++; |
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| 396 | ba++; |
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| 397 | } |
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[48] | 398 | } |
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| 399 | } |
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| 400 | } |
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| 401 | |
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| 402 | Array<uChar> outflags(barr.shape()); |
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| 403 | convertArray(outflags,!barr); |
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| 404 | SDContainer sc = in->getSDContainer(); |
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| 405 | sc.putSpectrum(arr); |
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| 406 | sc.putFlags(outflags); |
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| 407 | SDMemTable* sdmt = new SDMemTable(*in,True); |
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| 408 | sdmt->putSDContainer(sc); |
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| 409 | return CountedPtr<SDMemTable>(sdmt); |
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| 410 | } |
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| 411 | |
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| 412 | |
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[66] | 413 | Float SDMath::rms(const CountedPtr<SDMemTable>& in, |
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[85] | 414 | const std::vector<bool>& mask) { |
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[48] | 415 | Float rmsval; |
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| 416 | Vector<Bool> msk(mask); |
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| 417 | IPosition ip = in->rowAsMaskedArray(0).shape(); |
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| 418 | MaskedArray<Float> marr(in->rowAsMaskedArray(0)); |
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| 419 | |
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| 420 | Array<Float> arr = marr.getArray(); |
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| 421 | Array<Bool> barr = marr.getMask(); |
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| 422 | uInt i,j,k; |
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| 423 | i = in->getBeam(); |
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| 424 | j = in->getIF(); |
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| 425 | k = in->getPol(); |
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| 426 | IPosition start(4,i,j,k,0); |
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| 427 | IPosition end(4,i,j,k,in->nChan()-1); |
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| 428 | Array<Float> subArr(arr(start,end)); |
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| 429 | Array<Bool> subMask(barr(start,end)); |
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| 430 | Array<Float> v(subArr.nonDegenerate()); |
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| 431 | Array<Bool> m(subMask.nonDegenerate()); |
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| 432 | MaskedArray<Float> tmp; |
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| 433 | if (msk.nelements() == m.nelements() ) { |
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| 434 | tmp.setData(v,m&&msk); |
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| 435 | } else { |
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| 436 | tmp.setData(v,m); |
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| 437 | } |
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| 438 | rmsval = stddev(tmp); |
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| 439 | return rmsval; |
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| 440 | } |
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| 441 | |
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[85] | 442 | CountedPtr<SDMemTable> SDMath::bin(const CountedPtr<SDMemTable>& in, |
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| 443 | Int width) { |
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| 444 | |
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[48] | 445 | SDHeader sh = in->getSDHeader(); |
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[85] | 446 | SDMemTable* sdmt = new SDMemTable(*in,True); |
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| 447 | |
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| 448 | MaskedArray<Float> tmpmarr(in->rowAsMaskedArray(0)); |
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| 449 | MaskedArray<Float> tmpmarr2; |
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| 450 | SpectralCoordinate outcoord; |
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| 451 | IPosition ip; |
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| 452 | for (uInt j=0; j<in->nCoordinates(); ++j) { |
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| 453 | SpectralCoordinate coord(in->getCoordinate(j)); |
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| 454 | ImageUtilities::bin(tmpmarr2, outcoord, tmpmarr, coord, 3, width); |
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| 455 | ip = tmpmarr2.shape(); |
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| 456 | sdmt->setCoordinate(outcoord,j); |
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| 457 | } |
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[48] | 458 | sh.nchan = ip(3); |
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| 459 | sdmt->putSDHeader(sh); |
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[85] | 460 | |
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| 461 | SpectralCoordinate tmpcoord2,tmpcoord; |
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| 462 | for (uInt i=0; i < in->nRow(); ++i) { |
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| 463 | MaskedArray<Float> marr(in->rowAsMaskedArray(i)); |
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| 464 | SDContainer sc = in->getSDContainer(i); |
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| 465 | Array<Float> arr = marr.getArray(); |
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| 466 | Array<Bool> barr = marr.getMask(); |
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| 467 | MaskedArray<Float> marrout; |
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| 468 | ImageUtilities::bin(marrout, tmpcoord2, marr, tmpcoord, 3, width); |
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| 469 | IPosition ip2 = marrout.shape(); |
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| 470 | sc.resize(ip2); |
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| 471 | sc.putSpectrum(marrout.getArray()); |
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| 472 | Array<uChar> outflags(ip2); |
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| 473 | convertArray(outflags,!(marrout.getMask())); |
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| 474 | sc.putFlags(outflags); |
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| 475 | MaskedArray<Float> tsys,tsysout; |
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| 476 | Array<Bool> dummy(ip);dummy = True; |
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| 477 | tsys.setData(sc.getTsys(),dummy); |
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| 478 | ImageUtilities::bin(tsysout, tmpcoord2, marr, tmpcoord, 3, width); |
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| 479 | sc.putTsys(tsysout.getArray()); |
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| 480 | sdmt->putSDContainer(sc); |
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| 481 | } |
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[48] | 482 | return CountedPtr<SDMemTable>(sdmt); |
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| 483 | } |
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