[2980] | 1 | //# SpectralList.cc: A set of SpectralElements |
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| 2 | //# Copyright (C) 2001,2002 |
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| 3 | //# Associated Universities, Inc. Washington DC, USA. |
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| 4 | //# |
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| 5 | //# This library is free software; you can redistribute it and/or modify it |
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| 6 | //# under the terms of the GNU Library General Public License as published by |
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| 7 | //# the Free Software Foundation; either version 2 of the License, or (at your |
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| 8 | //# option) any later version. |
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| 9 | //# |
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| 10 | //# This library is distributed in the hope that it will be useful, but WITHOUT |
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| 11 | //# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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| 12 | //# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public |
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| 13 | //# License for more details. |
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| 14 | //# |
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| 15 | //# You should have received a copy of the GNU Library General Public License |
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| 16 | //# along with this library; if not, write to the Free Software Foundation, |
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| 17 | //# Inc., 675 Massachusetts Ave, Cambridge, MA 02139, USA. |
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| 18 | //# |
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| 19 | //# Correspondence concerning AIPS++ should be addressed as follows: |
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| 20 | //# Internet email: aips2-request@nrao.edu. |
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| 21 | //# Postal address: AIPS++ Project Office |
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| 22 | //# National Radio Astronomy Observatory |
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| 23 | //# 520 Edgemont Road |
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| 24 | //# Charlottesville, VA 22903-2475 USA |
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| 25 | //# |
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| 26 | //# $Id: SpectralList.cc 21465 2014-06-19 05:56:56Z gervandiepen $ |
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| 27 | |
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| 28 | //# Includes |
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| 29 | #include <components/SpectralComponents/SpectralList.h> |
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| 30 | |
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| 31 | #include <casa/Exceptions/Error.h> |
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| 32 | #include <casa/Containers/RecordInterface.h> |
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| 33 | #include <casa/Containers/Record.h> |
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| 34 | #include <components/SpectralComponents/GaussianSpectralElement.h> |
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| 35 | #include <casa/Utilities/PtrHolder.h> |
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| 36 | #include <components/SpectralComponents/SpectralElementFactory.h> |
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| 37 | |
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| 38 | #include <casa/iostream.h> |
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| 39 | |
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| 40 | namespace casa { //# NAMESPACE CASA - BEGIN |
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| 41 | |
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| 42 | //# Constructors |
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| 43 | SpectralList::SpectralList() : |
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| 44 | nmax_p(0), list_p(0) {} |
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| 45 | |
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| 46 | SpectralList::SpectralList(uInt nmax) : |
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| 47 | nmax_p(nmax), list_p(0) { |
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| 48 | } |
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| 49 | |
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| 50 | SpectralList::SpectralList(const SpectralElement &in) : |
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| 51 | nmax_p(0), list_p(1) { |
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| 52 | list_p[0] = in.clone(); |
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| 53 | } |
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| 54 | |
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| 55 | SpectralList::SpectralList(const SpectralList &other) : |
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| 56 | nmax_p(other.nmax_p), list_p(other.list_p.nelements()) { |
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| 57 | for (uInt i=0; i<list_p.nelements(); i++) { |
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| 58 | list_p[i] = other.list_p[i]->clone(); |
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| 59 | } |
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| 60 | } |
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| 61 | |
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| 62 | SpectralList::~SpectralList() { |
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| 63 | clear(); |
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| 64 | } |
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| 65 | |
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| 66 | SpectralList &SpectralList::operator=(const SpectralList &other) { |
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| 67 | if (this != &other) { |
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| 68 | clear(); |
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| 69 | nmax_p = other.nmax_p; |
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| 70 | list_p.resize(other.list_p.nelements()); |
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| 71 | for (uInt i=0; i<list_p.nelements(); i++) { |
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| 72 | list_p[i] = other.list_p[i]->clone(); |
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| 73 | } |
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| 74 | } |
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| 75 | return *this; |
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| 76 | } |
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| 77 | |
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| 78 | Double SpectralList::operator()(const Double x) const { |
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| 79 | Double s(0); |
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| 80 | for (uInt i=0; i<list_p.nelements(); i++) s += (*list_p[i])(x); |
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| 81 | return s; |
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| 82 | } |
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| 83 | |
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| 84 | const SpectralElement* SpectralList::operator[](const uInt n) const { |
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| 85 | if (n >= list_p.nelements()) { |
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| 86 | throw(AipsError("SpectralList: Illegal index for element")); |
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| 87 | } |
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| 88 | return list_p[n]; |
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| 89 | } |
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| 90 | |
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| 91 | SpectralElement* SpectralList::operator[](const uInt n) { |
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| 92 | if (n >= list_p.nelements()) { |
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| 93 | throw(AipsError("SpectralList: Illegal index for element")); |
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| 94 | } |
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| 95 | return list_p[n]; |
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| 96 | } |
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| 97 | |
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| 98 | Bool SpectralList::add(const SpectralElement &in) { |
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| 99 | uInt i = list_p.nelements(); |
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| 100 | if (nmax_p != 0 && i >= nmax_p) return False; |
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| 101 | list_p.resize(i+1); |
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| 102 | list_p[i] = in.clone(); |
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| 103 | return True; |
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| 104 | } |
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| 105 | |
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| 106 | Bool SpectralList::add(const SpectralList &in) { |
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| 107 | for (uInt i=0; i<in.nelements(); i++) { |
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| 108 | if (! add(*in[i])) { |
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| 109 | return False; |
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| 110 | } |
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| 111 | } |
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| 112 | return True; |
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| 113 | } |
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| 114 | |
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| 115 | void SpectralList::insert(const SpectralElement &in) { |
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| 116 | uInt n = list_p.nelements(); |
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| 117 | uInt i; |
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| 118 | for (i=0; i<n; i++) { |
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| 119 | if (compar(in, *list_p[i]) > 0) { |
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| 120 | break; |
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| 121 | } |
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| 122 | } |
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| 123 | if (i == n) add(in); |
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| 124 | else { |
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| 125 | if (nmax_p != 0 && n >= nmax_p) { |
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| 126 | delete list_p[n-1]; list_p[n-1] = 0; |
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| 127 | } else { |
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| 128 | list_p.resize(n+1); |
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| 129 | list_p[n++] = 0; |
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| 130 | } |
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| 131 | for (uInt j=n-1; j>i; j--) list_p[j] = list_p[j-1]; |
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| 132 | if (in.getType() == SpectralElement::GAUSSIAN) { |
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| 133 | const GaussianSpectralElement *gIn = dynamic_cast<const GaussianSpectralElement *>(&in); |
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| 134 | list_p[i] = new GaussianSpectralElement(*gIn); |
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| 135 | } |
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| 136 | else { |
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| 137 | // FIXME for other subclasses |
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| 138 | list_p[i] = in.clone(); |
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| 139 | } |
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| 140 | } |
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| 141 | } |
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| 142 | |
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| 143 | void SpectralList::insert(const SpectralList &in) { |
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| 144 | for (uInt i=0; i<in.nelements(); i++) { |
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| 145 | insert(*in[i]); |
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| 146 | } |
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| 147 | } |
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| 148 | |
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| 149 | Bool SpectralList::set(const SpectralElement &in, const uInt which) { |
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| 150 | uInt i = list_p.nelements(); |
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| 151 | if (nmax_p != 0 && which >= nmax_p) return False; |
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| 152 | if (which > i) return False; |
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| 153 | if (which == i) add(in); |
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| 154 | delete list_p[which]; list_p[which] = 0; |
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| 155 | list_p[which] = in.clone(); |
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| 156 | return True; |
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| 157 | } |
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| 158 | |
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| 159 | void SpectralList::clear() { |
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| 160 | for (uInt i=0; i<list_p.nelements(); i++) { |
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| 161 | delete list_p[i]; list_p[i] = 0; |
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| 162 | } |
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| 163 | list_p.resize(0, True); |
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| 164 | } |
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| 165 | |
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| 166 | void SpectralList::set(const uInt nmax) { |
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| 167 | if (nmax != 0 && nmax < list_p.nelements()) { |
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| 168 | for (uInt i=nmax; i<list_p.nelements(); i++) { |
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| 169 | delete list_p[i]; list_p[i] = 0; |
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| 170 | } |
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| 171 | list_p.resize(nmax, True); |
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| 172 | } |
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| 173 | nmax_p = nmax; |
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| 174 | } |
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| 175 | |
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| 176 | Bool SpectralList::fromRecord (String& errMsg, const RecordInterface& container) |
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| 177 | { |
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| 178 | clear(); |
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| 179 | for (uInt i=0; i<container.nfields(); i++) { |
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| 180 | if (container.dataType(i)==TpRecord) { |
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| 181 | const RecordInterface& rec = container.asRecord(i); |
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| 182 | PtrHolder<SpectralElement> specEl(SpectralElementFactory::fromRecord(rec)); |
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| 183 | add(*specEl); |
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| 184 | } else { |
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| 185 | errMsg = String("Illegal record structure"); |
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| 186 | return False; |
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| 187 | } |
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| 188 | } |
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| 189 | return True; |
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| 190 | } |
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| 191 | |
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| 192 | Bool SpectralList::toRecord(RecordInterface& container) const { |
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| 193 | String errMsg; |
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| 194 | for (uInt i=0; i<list_p.nelements(); i++) { |
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| 195 | Record elRec; |
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| 196 | list_p[i]->toRecord(elRec); |
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| 197 | container.defineRecord(i, elRec); |
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| 198 | } |
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| 199 | return True; |
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| 200 | } |
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| 201 | |
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| 202 | |
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| 203 | void SpectralList::sort() { |
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| 204 | uInt n = list_p.nelements(); |
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| 205 | if (n < 2) return; |
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| 206 | SpectralElement *x; |
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| 207 | for (uInt i=0; i<n-1; i++) { |
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| 208 | for (uInt j=n-1; j>i; j--) { |
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| 209 | if (compar(*list_p[j-1], *list_p[j]) < 0) { |
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| 210 | x = list_p[j-1]; |
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| 211 | list_p[j-1] = list_p[j]; |
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| 212 | list_p[j] = x; |
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| 213 | } |
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| 214 | } |
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| 215 | } |
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| 216 | } |
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| 217 | |
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| 218 | Int SpectralList::compar( |
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| 219 | const SpectralElement &p1, |
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| 220 | const SpectralElement &p2 |
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| 221 | ) const { |
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| 222 | SpectralElement::Types p1Type = p1.getType(); |
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| 223 | SpectralElement::Types p2Type = p2.getType(); |
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| 224 | Double p1Amp = 0; |
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| 225 | Double p2Amp = 0; |
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| 226 | if (p1Type == SpectralElement::GAUSSIAN) { |
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| 227 | const GaussianSpectralElement *g1 = dynamic_cast<const GaussianSpectralElement *>(&p1); |
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| 228 | p1Amp = g1->getAmpl(); |
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| 229 | } |
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| 230 | if (p2Type == SpectralElement::GAUSSIAN) { |
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| 231 | const GaussianSpectralElement *g2 = dynamic_cast<const GaussianSpectralElement *>(&p2); |
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| 232 | p2Amp = g2->getAmpl(); |
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| 233 | } |
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| 234 | if (p1Amp > p2Amp) { |
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| 235 | return 1; |
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| 236 | } |
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| 237 | else if (p1Amp < p2Amp) { |
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| 238 | return -1; |
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| 239 | } |
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| 240 | else { |
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| 241 | return 0; |
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| 242 | } |
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| 243 | } |
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| 244 | |
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| 245 | ostream &operator<<(ostream &os, const SpectralList &lst) { |
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| 246 | os << lst.nelements() << " in SpectralList:" << endl; |
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| 247 | for (uInt i=0; i<lst.nelements(); i++) os << *lst[i]; |
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| 248 | |
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| 249 | return os; |
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| 250 | } |
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| 251 | |
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| 252 | } //# NAMESPACE CASA - END |
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| 253 | |
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| 254 | |
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| 255 | //# Cater for Double and Float |
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| 256 | #ifdef AIPS_NO_TEMPLATE_SRC |
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| 257 | #include <components/SpectralComponents/SpectralList2.tcc> |
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| 258 | |
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| 259 | namespace casa { //# NAMESPACE CASA - BEGIN |
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| 260 | template void SpectralList::residual<Double>(Vector<Double> &) const; |
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| 261 | template void SpectralList::residual<Float>(Vector<Float> &) const; |
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| 262 | template void SpectralList::evaluate<Double>(Vector<Double> &) const; |
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| 263 | template void SpectralList::evaluate<Float>(Vector<Float> &) const; |
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| 264 | template void SpectralList::residual<Double>(Vector<Double> &, |
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| 265 | Vector<Double> const &) const; |
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| 266 | template void SpectralList::residual<Float>(Vector<Float> &, |
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| 267 | Vector<Float> const &) const; |
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| 268 | template void SpectralList::evaluate<Double>(Vector<Double> &, |
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| 269 | Vector<Double> const &) const; |
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| 270 | template void SpectralList::evaluate<Float>(Vector<Float> &, |
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| 271 | Vector<Float> const &) const; |
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| 272 | } //# NAMESPACE CASA - END |
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| 273 | #endif |
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