[2980] | 1 | //# tProfileFit1D.cc: test the ProfileFit1D class |
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| 2 | //# Copyright (C) 1995,1996,1998,1999,2000,2001,2002,2004 |
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| 3 | //# Associated Universities, Inc. Washington DC, USA. |
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| 4 | //# |
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| 5 | //# This program is free software; you can redistribute it and/or modify it |
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| 6 | //# under the terms of the GNU General Public License as published by the Free |
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| 7 | //# Software Foundation; either version 2 of the License, or (at your option) |
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| 8 | //# any later version. |
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| 9 | //# |
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| 10 | //# This program 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 General Public License for |
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| 13 | //# more details. |
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| 14 | //# |
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| 15 | //# You should have received a copy of the GNU General Public License along |
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| 16 | //# with this program; if not, write to the Free Software Foundation, Inc., |
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| 17 | //# 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 | |
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| 27 | #include <casa/aips.h> |
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| 28 | #include <casa/Arrays/ArrayMath.h> |
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| 29 | #include <casa/Containers/Record.h> |
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| 30 | #include <casa/Utilities/PtrHolder.h> |
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| 31 | #include <components/SpectralComponents/PolynomialSpectralElement.h> |
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| 32 | |
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| 33 | #include <components/SpectralComponents/GaussianSpectralElement.h> |
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| 34 | #include <components/SpectralComponents/GaussianMultipletSpectralElement.h> |
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| 35 | #include <components/SpectralComponents/SpectralElementFactory.h> |
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| 36 | |
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| 37 | #include <casa/Utilities/Assert.h> |
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| 38 | #include <casa/Arrays/ArrayIO.h> |
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| 39 | |
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| 40 | #include <casa/Arrays/Vector.h> |
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| 41 | |
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| 42 | #include <casa/iostream.h> |
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| 43 | |
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| 44 | #include <casa/namespace.h> |
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| 45 | |
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| 46 | #include <vector> |
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| 47 | |
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| 48 | int main() { |
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| 49 | |
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| 50 | { |
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| 51 | cout << "Test that exception is thrown if there is " |
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| 52 | << "a mismatch between number of Gaussians and " |
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| 53 | << "number of relationships between them" << endl; |
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| 54 | GaussianSpectralElement g1(4,4,4); |
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| 55 | GaussianSpectralElement g2(5,5,5); |
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| 56 | vector<GaussianSpectralElement> doublet(2); |
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| 57 | doublet[0] = g1; |
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| 58 | doublet[1] = g2; |
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| 59 | Matrix<Double> relations(2, 3, 0); |
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| 60 | relations(0,0) = 4; |
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| 61 | Bool result = True; |
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| 62 | try { |
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| 63 | GaussianMultipletSpectralElement(doublet, relations); |
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| 64 | result = False; |
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| 65 | } |
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| 66 | catch (AipsError) {} |
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| 67 | AlwaysAssert(result, AipsError); |
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| 68 | } |
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| 69 | { |
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| 70 | cout << "Test that exception is thrown if relations " |
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| 71 | << "does not have three columns" << endl; |
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| 72 | GaussianSpectralElement g1(4, 4, 4); |
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| 73 | GaussianSpectralElement g2(5, 5, 5); |
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| 74 | vector<GaussianSpectralElement> doublet(2); |
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| 75 | doublet[0] = g1; |
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| 76 | doublet[1] = g2; |
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| 77 | Matrix<Double> relations(1, 4, 0); |
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| 78 | relations(0,0) = 4; |
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| 79 | Bool result = True; |
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| 80 | try { |
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| 81 | GaussianMultipletSpectralElement(doublet, relations); |
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| 82 | result = False; |
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| 83 | } |
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| 84 | catch (AipsError) {} |
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| 85 | AlwaysAssert(result, AipsError); |
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| 86 | } |
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| 87 | { |
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| 88 | cout << "Test that exception is thrown if there is " |
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| 89 | << "an amplitude fixing incompatibility" << endl; |
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| 90 | GaussianSpectralElement g1(4, 4, 4); |
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| 91 | GaussianSpectralElement g2(5, 5, 5); |
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| 92 | g2.fixAmpl(); |
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| 93 | cout << "g1 " << g1 << endl; |
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| 94 | cout << "g2 " << g2 << endl; |
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| 95 | std::vector<GaussianSpectralElement> doublet(2); |
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| 96 | doublet[0] = g1; |
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| 97 | cout << "doub 0 " << doublet[0] << " " << &doublet[0] << endl; |
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| 98 | cout << "doub 1 " << doublet[1] << " " << &doublet[1] << endl; |
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| 99 | |
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| 100 | doublet[1] = g2; |
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| 101 | cout << "doub 0 " << doublet[0] << " " << &doublet[0] << endl; |
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| 102 | cout << "doub 1 " << doublet[1] << " " << &doublet[1] << endl; |
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| 103 | cout << "g1 " << g1 << endl; |
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| 104 | cout << "g2 " << g2 << endl; |
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| 105 | Matrix<Double> relations(1, 3, 0); |
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| 106 | relations(0,0) = 4; |
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| 107 | Bool result = True; |
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| 108 | try { |
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| 109 | GaussianMultipletSpectralElement(doublet, relations); |
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| 110 | result = False; |
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| 111 | } |
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| 112 | catch (AipsError x) {} |
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| 113 | AlwaysAssert(result, AipsError); |
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| 114 | } |
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| 115 | { |
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| 116 | cout << "Test that exception is thrown if there is " |
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| 117 | << "a center fixing incompatibility" << endl; |
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| 118 | GaussianSpectralElement g1(4, 4, 4); |
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| 119 | GaussianSpectralElement g2(5, 5, 5); |
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| 120 | g2.fixCenter(); |
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| 121 | vector<GaussianSpectralElement> doublet(2); |
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| 122 | doublet[0] = g1; |
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| 123 | doublet[1] = g2; |
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| 124 | Matrix<Double> relations(1, 3, 0); |
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| 125 | relations(0,1) = 4; |
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| 126 | Bool result = True; |
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| 127 | try { |
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| 128 | GaussianMultipletSpectralElement(doublet, relations); |
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| 129 | result = False; |
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| 130 | } |
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| 131 | catch (AipsError x) {} |
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| 132 | AlwaysAssert(result, AipsError); |
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| 133 | } |
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| 134 | { |
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| 135 | cout << "Test that exception is thrown if there is " |
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| 136 | << "a width fixing incompatibility" << endl; |
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| 137 | GaussianSpectralElement g1(4, 4, 4); |
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| 138 | GaussianSpectralElement g2(5, 5, 5); |
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| 139 | g2.fixFWHM(); |
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| 140 | vector<GaussianSpectralElement> doublet(2); |
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| 141 | doublet[0] = g1; |
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| 142 | doublet[1] = g2; |
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| 143 | Matrix<Double> relations(1, 3, 0); |
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| 144 | relations(0, 2) = 4; |
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| 145 | Bool result = True; |
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| 146 | try { |
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| 147 | GaussianMultipletSpectralElement(doublet, relations); |
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| 148 | result = False; |
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| 149 | } |
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| 150 | catch (AipsError x) {} |
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| 151 | AlwaysAssert(result, AipsError); |
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| 152 | } |
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| 153 | { |
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| 154 | cout << "Test gaussians were correctly constructed " << endl; |
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| 155 | GaussianSpectralElement g1(4, 4.4, 4.6); |
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| 156 | GaussianSpectralElement g2(5, 5.2, 5.8); |
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| 157 | vector<GaussianSpectralElement> gaussians(2); |
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| 158 | gaussians[0] = g1; |
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| 159 | gaussians[1] = g2; |
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| 160 | Matrix<Double> relations(1, 3, 0); |
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| 161 | Double ampRatio = 4.5; |
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| 162 | relations(0, 0) = ampRatio; |
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| 163 | GaussianMultipletSpectralElement doublet(gaussians, relations); |
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| 164 | for (uInt i=0; i<gaussians.size(); i++) { |
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| 165 | Vector<Double> expected = gaussians[i].get(); |
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| 166 | if (i==1) { |
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| 167 | expected[0] = ampRatio*gaussians[0].getAmpl(); |
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| 168 | } |
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| 169 | Vector<Double> got = doublet.getGaussians()[i].get(); |
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| 170 | cout << "*** got " << got << endl; |
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| 171 | cout << "*** exp " << expected << endl; |
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| 172 | AlwaysAssert(allTrue(got == expected), AipsError); |
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| 173 | } |
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| 174 | |
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| 175 | relations = 0; |
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| 176 | Double centerOff = -20; |
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| 177 | relations(0, 1) = centerOff; |
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| 178 | doublet = GaussianMultipletSpectralElement(gaussians, relations); |
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| 179 | for (uInt i=0; i<gaussians.size(); i++) { |
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| 180 | Vector<Double> expected = gaussians[i].get(); |
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| 181 | if (i==1) { |
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| 182 | expected[1] = centerOff + gaussians[0].getCenter(); |
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| 183 | } |
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| 184 | Vector<Double> got = doublet.getGaussians()[i].get(); |
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| 185 | AlwaysAssert(allTrue(got == expected), AipsError); |
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| 186 | } |
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| 187 | relations = 0; |
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| 188 | Vector<Double> x(5, 2); |
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| 189 | Double sigmaRatio = 0.5; |
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| 190 | relations(0, 2) = sigmaRatio; |
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| 191 | doublet = GaussianMultipletSpectralElement(gaussians, relations); |
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| 192 | for (uInt i=0; i<gaussians.size(); i++) { |
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| 193 | Vector<Double> expected = gaussians[i].get(); |
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| 194 | if (i==1) { |
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| 195 | expected[2] = sigmaRatio * gaussians[0].getSigma(); |
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| 196 | } |
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| 197 | Vector<Double> got = doublet.getGaussians()[i].get(); |
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| 198 | AlwaysAssert(allTrue(got == expected), AipsError); |
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| 199 | } |
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| 200 | } |
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| 201 | { |
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| 202 | cout << "Test toRecord()/fromRecord()" << endl; |
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| 203 | GaussianSpectralElement g1(4.6, 4.5, 4.4); |
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| 204 | GaussianSpectralElement g2(5.6, 5.2, 5.5); |
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| 205 | vector<GaussianSpectralElement> gaussians(2); |
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| 206 | gaussians[0] = g1; |
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| 207 | gaussians[1] = g2; |
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| 208 | Matrix<Double> relations(1, 3, 0); |
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| 209 | relations(0, 2) = 4; |
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| 210 | GaussianMultipletSpectralElement doublet(gaussians, relations); |
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| 211 | Record myRec; |
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| 212 | cout << "doublet real " << doublet << endl; |
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| 213 | doublet.toRecord(myRec); |
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| 214 | cout << "myrec " << myRec << endl; |
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| 215 | cout << __FILE__ << " " << __LINE__ << endl; |
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| 216 | PtrHolder<SpectralElement> ptr(SpectralElementFactory::fromRecord(myRec)); |
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| 217 | cout << __FILE__ << " " << __LINE__ << endl; |
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| 218 | GaussianMultipletSpectralElement out = *dynamic_cast<GaussianMultipletSpectralElement*>( |
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| 219 | ptr.ptr() |
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| 220 | ); |
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| 221 | cout << __FILE__ << " " << __LINE__ << endl; |
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| 222 | cout << "out " << out << endl; |
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| 223 | cout << "doublet " << doublet << endl; |
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| 224 | AlwaysAssert(out == doublet, AipsError); |
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| 225 | } |
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| 226 | { |
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| 227 | cout << "Test setting/getting" << endl; |
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| 228 | GaussianSpectralElement g1(4.6, 4.5, 4.4); |
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| 229 | GaussianSpectralElement g2(5.6, 5.2, 5.5); |
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| 230 | GaussianSpectralElement g3(6.6, 6.2, 6.5); |
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| 231 | |
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| 232 | Vector<Double> errs(3, 0); |
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| 233 | errs[0] = 0.1; |
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| 234 | errs[1] = 0.2; |
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| 235 | errs[2] = 0.3; |
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| 236 | g1.setError(errs); |
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| 237 | Vector<Bool> fixed(3, False); |
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| 238 | fixed[1] = True; |
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| 239 | g1.fix(fixed); |
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| 240 | |
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| 241 | |
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| 242 | vector<GaussianSpectralElement> gaussians(3); |
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| 243 | gaussians[0] = g1; |
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| 244 | gaussians[1] = g2; |
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| 245 | gaussians[2] = g3; |
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| 246 | |
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| 247 | Matrix<Double> relations(2, 3, 0); |
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| 248 | relations(0, 2) = 4; |
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| 249 | relations(1, 1) = 10; |
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| 250 | GaussianMultipletSpectralElement triplet(gaussians, relations); |
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| 251 | |
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| 252 | Vector<Double> g(7, 0); |
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| 253 | uInt j = 0; |
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| 254 | for (uInt i=0; i<9; i++) { |
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| 255 | if (i != 5 && i != 7) { |
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| 256 | g[j] = gaussians[i/3].get()[i%3]; |
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| 257 | j++; |
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| 258 | } |
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| 259 | } |
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| 260 | AlwaysAssert(allNear(triplet.get(), g, 1e-8), AipsError); |
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| 261 | AlwaysAssert( |
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| 262 | allNear( |
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| 263 | gaussians[0].get(), triplet.getGaussians()[0].get(), 1e-8 |
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| 264 | ), AipsError |
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| 265 | ); |
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| 266 | AlwaysAssert( |
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| 267 | allNear( |
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| 268 | gaussians[0].getError(), triplet.getGaussians()[0].getError(), 1e-8 |
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| 269 | ), AipsError |
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| 270 | ); |
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| 271 | AlwaysAssert( |
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| 272 | allTrue( |
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| 273 | gaussians[0].fixed() == triplet.getGaussians()[0].fixed() |
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| 274 | ), AipsError |
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| 275 | ); |
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| 276 | Vector<Double> z = gaussians[1].get(); |
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| 277 | z[2] = relations(0, 2) * gaussians[0].getSigma(); |
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| 278 | Vector<Double> err = gaussians[1].getError(); |
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| 279 | err[2] = relations(0, 2) * gaussians[0].getSigmaErr(); |
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| 280 | AlwaysAssert( |
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| 281 | allNear( |
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| 282 | z, triplet.getGaussians()[1].get(), 1e-8 |
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| 283 | ), AipsError |
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| 284 | ); |
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| 285 | AlwaysAssert( |
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| 286 | allNear( |
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| 287 | err, triplet.getGaussians()[1].getError(), 1e-8 |
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| 288 | ), AipsError |
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| 289 | ); |
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| 290 | AlwaysAssert( |
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| 291 | allTrue( |
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| 292 | gaussians[1].fixed() == triplet.getGaussians()[1].fixed() |
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| 293 | ), AipsError |
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| 294 | ); |
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| 295 | z = gaussians[2].get(); |
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| 296 | z[1] = relations(1, 1) + gaussians[0].getCenter(); |
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| 297 | err = gaussians[2].getError(); |
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| 298 | err[1] = gaussians[0].getCenterErr(); |
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| 299 | AlwaysAssert( |
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| 300 | allNear( |
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| 301 | z, triplet.getGaussians()[2].get(), 1e-8 |
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| 302 | ), AipsError |
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| 303 | ); |
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| 304 | AlwaysAssert( |
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| 305 | allNear( |
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| 306 | err, triplet.getGaussians()[2].getError(), 1e-8 |
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| 307 | ), AipsError |
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| 308 | ); |
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| 309 | cout << gaussians[2].fixed() << endl; |
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| 310 | cout << triplet.getGaussians()[2].fixed() << endl; |
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| 311 | cout << fixed << endl; |
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| 312 | AlwaysAssert( |
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| 313 | allTrue( |
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| 314 | triplet.getGaussians()[2].fixed() == fixed |
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| 315 | ), AipsError |
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| 316 | ); |
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| 317 | cout << triplet.getFunction() << endl; |
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| 318 | Vector<Double> parms(7); |
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| 319 | for (uInt i=0; i < parms.size(); i++) { |
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| 320 | parms[i] = 10+i; |
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| 321 | } |
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| 322 | triplet.set(parms); |
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| 323 | |
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| 324 | AlwaysAssert( |
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| 325 | allNear( |
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| 326 | triplet.get(), parms, 1e-5 |
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| 327 | ), AipsError |
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| 328 | ); |
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| 329 | Vector<Double> exp(3); |
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| 330 | exp[0] = parms[0]; |
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| 331 | exp[1] = parms[1]; |
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| 332 | exp[2] = parms[2]; |
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| 333 | AlwaysAssert( |
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| 334 | allNear( |
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| 335 | triplet.getGaussians()[0].get(), exp, 1e-5 |
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| 336 | ), AipsError |
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| 337 | ); |
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| 338 | exp[0] = parms[3]; |
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| 339 | exp[1] = parms[4]; |
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| 340 | exp[2] = relations(0, 2) * parms[2]; |
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| 341 | AlwaysAssert( |
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| 342 | allNear( |
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| 343 | triplet.getGaussians()[1].get(), exp, 1e-5 |
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| 344 | ), AipsError |
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| 345 | ); |
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| 346 | exp[0] = parms[5]; |
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| 347 | exp[1] = relations(1, 1) + parms[1]; |
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| 348 | exp[2] = parms[6]; |
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| 349 | AlwaysAssert( |
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| 350 | allNear( |
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| 351 | triplet.getGaussians()[2].get(), exp, 1e-5 |
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| 352 | ), AipsError |
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| 353 | ); |
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| 354 | |
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| 355 | |
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| 356 | |
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| 357 | |
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| 358 | |
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| 359 | } |
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| 360 | cout << "ok" << endl; |
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| 361 | return 0; |
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| 362 | |
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| 363 | |
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| 364 | } |
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