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1 <html> | |
2 <head> | |
3 <title>MayaChemTools:Code:Fingerprints::ExtendedConnectivityFingerprints.pm</title> | |
4 <meta http-equiv="content-type" content="text/html;charset=utf-8"> | |
5 <link rel="stylesheet" type="text/css" href="../../../css/MayaChemToolsCode.css"> | |
6 </head> | |
7 <body leftmargin="20" rightmargin="20" topmargin="10" bottommargin="10"> | |
8 <br/> | |
9 <center> | |
10 <a href="http://www.mayachemtools.org" title="MayaChemTools Home"><img src="../../../images/MayaChemToolsLogo.gif" border="0" alt="MayaChemTools"></a> | |
11 </center> | |
12 <br/> | |
13 <pre> | |
14 <a name="package-Fingerprints::ExtendedConnectivityFingerprints-"></a> 1 <span class="k">package </span><span class="i">Fingerprints::ExtendedConnectivityFingerprints</span><span class="sc">;</span> | |
15 2 <span class="c">#</span> | |
16 3 <span class="c"># $RCSfile: ExtendedConnectivityFingerprints.pm,v $</span> | |
17 4 <span class="c"># $Date: 2015/02/28 20:48:54 $</span> | |
18 5 <span class="c"># $Revision: 1.39 $</span> | |
19 6 <span class="c">#</span> | |
20 7 <span class="c"># Author: Manish Sud <msud@san.rr.com></span> | |
21 8 <span class="c">#</span> | |
22 9 <span class="c"># Copyright (C) 2015 Manish Sud. All rights reserved.</span> | |
23 10 <span class="c">#</span> | |
24 11 <span class="c"># This file is part of MayaChemTools.</span> | |
25 12 <span class="c">#</span> | |
26 13 <span class="c"># MayaChemTools is free software; you can redistribute it and/or modify it under</span> | |
27 14 <span class="c"># the terms of the GNU Lesser General Public License as published by the Free</span> | |
28 15 <span class="c"># Software Foundation; either version 3 of the License, or (at your option) any</span> | |
29 16 <span class="c"># later version.</span> | |
30 17 <span class="c">#</span> | |
31 18 <span class="c"># MayaChemTools is distributed in the hope that it will be useful, but without</span> | |
32 19 <span class="c"># any warranty; without even the implied warranty of merchantability of fitness</span> | |
33 20 <span class="c"># for a particular purpose. See the GNU Lesser General Public License for more</span> | |
34 21 <span class="c"># details.</span> | |
35 22 <span class="c">#</span> | |
36 23 <span class="c"># You should have received a copy of the GNU Lesser General Public License</span> | |
37 24 <span class="c"># along with MayaChemTools; if not, see <http://www.gnu.org/licenses/> or</span> | |
38 25 <span class="c"># write to the Free Software Foundation Inc., 59 Temple Place, Suite 330,</span> | |
39 26 <span class="c"># Boston, MA, 02111-1307, USA.</span> | |
40 27 <span class="c">#</span> | |
41 28 | |
42 29 <span class="k">use</span> <span class="w">strict</span><span class="sc">;</span> | |
43 30 <span class="k">use</span> <span class="w">Carp</span><span class="sc">;</span> | |
44 31 <span class="k">use</span> <span class="w">Exporter</span><span class="sc">;</span> | |
45 32 <span class="k">use</span> <span class="w">TextUtil</span> <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
46 33 <span class="k">use</span> <span class="w">MathUtil</span> <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
47 34 <span class="k">use</span> <span class="w">Fingerprints::Fingerprints</span><span class="sc">;</span> | |
48 35 <span class="k">use</span> <span class="w">Molecule</span><span class="sc">;</span> | |
49 36 <span class="k">use</span> <span class="w">AtomTypes::AtomicInvariantsAtomTypes</span><span class="sc">;</span> | |
50 37 <span class="k">use</span> <span class="w">AtomTypes::FunctionalClassAtomTypes</span><span class="sc">;</span> | |
51 38 <span class="k">use</span> <span class="w">AtomTypes::DREIDINGAtomTypes</span><span class="sc">;</span> | |
52 39 <span class="k">use</span> <span class="w">AtomTypes::EStateAtomTypes</span><span class="sc">;</span> | |
53 40 <span class="k">use</span> <span class="w">AtomTypes::MMFF94AtomTypes</span><span class="sc">;</span> | |
54 41 <span class="k">use</span> <span class="w">AtomTypes::SLogPAtomTypes</span><span class="sc">;</span> | |
55 42 <span class="k">use</span> <span class="w">AtomTypes::SYBYLAtomTypes</span><span class="sc">;</span> | |
56 43 <span class="k">use</span> <span class="w">AtomTypes::TPSAAtomTypes</span><span class="sc">;</span> | |
57 44 <span class="k">use</span> <span class="w">AtomTypes::UFFAtomTypes</span><span class="sc">;</span> | |
58 45 | |
59 46 <span class="k">use</span> <span class="w">vars</span> <span class="q">qw(@ISA @EXPORT @EXPORT_OK %EXPORT_TAGS)</span><span class="sc">;</span> | |
60 47 | |
61 48 <span class="i">@ISA</span> = <span class="q">qw(Fingerprints::Fingerprints Exporter)</span><span class="sc">;</span> | |
62 49 <span class="i">@EXPORT</span> = <span class="q">qw()</span><span class="sc">;</span> | |
63 50 <span class="i">@EXPORT_OK</span> = <span class="q">qw()</span><span class="sc">;</span> | |
64 51 | |
65 52 <span class="i">%EXPORT_TAGS</span> = <span class="s">(</span><span class="w">all</span> <span class="cm">=></span> <span class="s">[</span><span class="i">@EXPORT</span><span class="cm">,</span> <span class="i">@EXPORT_OK</span><span class="s">]</span><span class="s">)</span><span class="sc">;</span> | |
66 53 | |
67 54 <span class="c"># Setup class variables...</span> | |
68 55 <span class="k">my</span><span class="s">(</span><span class="i">$ClassName</span><span class="s">)</span><span class="sc">;</span> | |
69 56 <span class="i">_InitializeClass</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
70 57 | |
71 58 <span class="c"># Overload Perl functions...</span> | |
72 59 <span class="k">use</span> <span class="w">overload</span> <span class="q">'""'</span> <span class="cm">=></span> <span class="q">'StringifyExtendedConnectivityFingerprints'</span><span class="sc">;</span> | |
73 60 | |
74 61 <span class="c"># Class constructor...</span> | |
75 <a name="new-"></a> 62 <span class="k">sub </span><span class="m">new</span> <span class="s">{</span> | |
76 63 <span class="k">my</span><span class="s">(</span><span class="i">$Class</span><span class="cm">,</span> <span class="i">%NamesAndValues</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
77 64 | |
78 65 <span class="c"># Initialize object...</span> | |
79 66 <span class="k">my</span> <span class="i">$This</span> = <span class="i">$Class</span><span class="i">->SUPER::new</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
80 67 <span class="k">bless</span> <span class="i">$This</span><span class="cm">,</span> <span class="k">ref</span><span class="s">(</span><span class="i">$Class</span><span class="s">)</span> || <span class="i">$Class</span><span class="sc">;</span> | |
81 68 <span class="i">$This</span><span class="i">->_InitializeExtendedConnectivityFingerprints</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
82 69 | |
83 70 <span class="i">$This</span><span class="i">->_InitializeExtendedConnectivityFingerprintsProperties</span><span class="s">(</span><span class="i">%NamesAndValues</span><span class="s">)</span><span class="sc">;</span> | |
84 71 | |
85 72 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
86 73 <span class="s">}</span> | |
87 74 | |
88 75 <span class="c"># Initialize object data...</span> | |
89 76 <span class="c">#</span> | |
90 <a name="_InitializeExtendedConnectivityFingerprints-"></a> 77 <span class="k">sub </span><span class="m">_InitializeExtendedConnectivityFingerprints</span> <span class="s">{</span> | |
91 78 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
92 79 | |
93 80 <span class="c"># Type of fingerprint to generate:</span> | |
94 81 <span class="c">#</span> | |
95 82 <span class="c"># ExtendedConnectivity - Set of integer identifiers corresponding to structurally unique features</span> | |
96 83 <span class="c"># ExtendedConnectivityCount - Set of integer identifiers corresponding to structurally unique features and their count</span> | |
97 84 <span class="c"># ExtendedConnectivityBits - A bit vector indicating presence/absence of structurally unique features</span> | |
98 85 <span class="c">#</span> | |
99 86 <span class="i">$This</span>->{<span class="w">Type</span>} = <span class="q">'ExtendedConnectivity'</span><span class="sc">;</span> | |
100 87 | |
101 88 <span class="c"># Atomic neighborhoods radius for extended connectivity...</span> | |
102 89 <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>} = <span class="n">2</span><span class="sc">;</span> | |
103 90 | |
104 91 <span class="c"># Size of bit bector to use during generation of ExtendedConnectivityBits fingerprints...</span> | |
105 92 <span class="i">$This</span>->{<span class="w">Size</span>} = <span class="n">1024</span><span class="sc">;</span> | |
106 93 | |
107 94 <span class="c"># Min and max size of bit bector to use during generation of ExtendedConnectivityBits fingerprints...</span> | |
108 95 <span class="i">$This</span>->{<span class="w">MinSize</span>} = <span class="n">32</span><span class="sc">;</span> | |
109 96 <span class="i">$This</span>->{<span class="w">MaxSize</span>} = <span class="n">2</span>**<span class="n">32</span><span class="sc">;</span> | |
110 97 | |
111 98 <span class="c"># Type of atom attributes to use for initial identifier assignment to non-hydrogen atoms</span> | |
112 99 <span class="c"># during the calculation of extended connectivity fingerprints [ Ref 48, Ref 52 ]...</span> | |
113 100 <span class="c">#</span> | |
114 101 <span class="c"># Currently supported values are: AtomicInvariantsAtomTypes, FunctionalClassAtomTypes,</span> | |
115 102 <span class="c"># DREIDINGAtomTypes, EStateAtomTypes, MMFF94AtomTypes, SLogPAtomTypes, SYBYLAtomTypes,</span> | |
116 103 <span class="c"># TPSAAtomTypes, UFFAtomTypes</span> | |
117 104 <span class="c">#</span> | |
118 105 <span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} = <span class="q">''</span><span class="sc">;</span> | |
119 106 | |
120 107 <span class="c"># Random number generator to use during generation of fingerprints bit-vector</span> | |
121 108 <span class="c"># string: Perl CORE::rand or MayaChemTools MathUtil::random function.</span> | |
122 109 <span class="c">#</span> | |
123 110 <span class="c"># The random number generator implemented in MayaChemTools is a variant of</span> | |
124 111 <span class="c"># linear congruential generator (LCG) as described by Miller et al. [ Ref 120 ].</span> | |
125 112 <span class="c"># It is also referred to as Lehmer random number generator or Park-Miller</span> | |
126 113 <span class="c"># random number generator.</span> | |
127 114 <span class="c">#</span> | |
128 115 <span class="c"># Unlike Perl's core random number generator function rand, the random number</span> | |
129 116 <span class="c"># generator implemented in MayaChemTools, MathUtil::random, generates consistent</span> | |
130 117 <span class="c"># random values across different platformsfor a specific random seed and leads</span> | |
131 118 <span class="c"># to generation of portable fingerprints bit-vector strings.</span> | |
132 119 <span class="c">#</span> | |
133 120 <span class="i">$This</span>->{<span class="w">UsePerlCoreRandom</span>} = <span class="n">1</span><span class="sc">;</span> | |
134 121 | |
135 122 <span class="c"># Atom neighorhoods up to specified neighborhood radius...</span> | |
136 123 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
137 124 | |
138 125 <span class="c"># Atom identifiers at different neighborhoods up to specified neighborhood radius...</span> | |
139 126 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
140 127 | |
141 128 <span class="c"># Structurally unique atom identifiers at different neighborhoods up to specified neighborhood radius...</span> | |
142 129 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiers</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
143 130 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiersCount</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
144 131 | |
145 132 <span class="c"># Unique atom identifiers at different neighborhoods up to specified neighborhood radius...</span> | |
146 133 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiers</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
147 134 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiersCount</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
148 135 | |
149 136 <span class="c"># Structure feature information at different neighborhoods up to specified neighborhood</span> | |
150 137 <span class="c"># radius used during removal of atom indentifiers which are structually equivalent...</span> | |
151 138 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructureFeatures</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
152 139 <span class="s">}</span> | |
153 140 | |
154 141 <span class="c"># Initialize class ...</span> | |
155 <a name="_InitializeClass-"></a> 142 <span class="k">sub </span><span class="m">_InitializeClass</span> <span class="s">{</span> | |
156 143 <span class="c">#Class name...</span> | |
157 144 <span class="i">$ClassName</span> = <span class="w">__PACKAGE__</span><span class="sc">;</span> | |
158 145 <span class="s">}</span> | |
159 146 | |
160 147 <span class="c"># Initialize object properties....</span> | |
161 <a name="_InitializeExtendedConnectivityFingerprintsProperties-"></a> 148 <span class="k">sub </span><span class="m">_InitializeExtendedConnectivityFingerprintsProperties</span> <span class="s">{</span> | |
162 149 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">%NamesAndValues</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
163 150 | |
164 151 <span class="k">my</span><span class="s">(</span><span class="i">$Name</span><span class="cm">,</span> <span class="i">$Value</span><span class="cm">,</span> <span class="i">$MethodName</span><span class="s">)</span><span class="sc">;</span> | |
165 152 <span class="k">while</span> <span class="s">(</span><span class="s">(</span><span class="i">$Name</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span> = <span class="k">each</span> <span class="i">%NamesAndValues</span><span class="s">)</span> <span class="s">{</span> | |
166 153 <span class="i">$MethodName</span> = <span class="q">"Set${Name}"</span><span class="sc">;</span> | |
167 154 <span class="i">$This</span><span class="i">->$MethodName</span><span class="s">(</span><span class="i">$Value</span><span class="s">)</span><span class="sc">;</span> | |
168 155 <span class="s">}</span> | |
169 156 | |
170 157 <span class="c"># Make sure molecule object was specified...</span> | |
171 158 <span class="k">if</span> <span class="s">(</span>!<span class="k">exists</span> <span class="i">$NamesAndValues</span>{<span class="w">Molecule</span>}<span class="s">)</span> <span class="s">{</span> | |
172 159 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->New: Object can't be instantiated without specifying molecule..."</span><span class="sc">;</span> | |
173 160 <span class="s">}</span> | |
174 161 | |
175 162 <span class="c"># Make sure AtomIdentifierType was specified...</span> | |
176 163 <span class="k">if</span> <span class="s">(</span>!<span class="k">exists</span> <span class="i">$NamesAndValues</span>{<span class="w">AtomIdentifierType</span>}<span class="s">)</span> <span class="s">{</span> | |
177 164 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->New: Object can't be instantiated without specifying AtomIdentifierType..."</span><span class="sc">;</span> | |
178 165 <span class="s">}</span> | |
179 166 | |
180 167 <span class="c"># Make sure it's power of 2...</span> | |
181 168 <span class="k">if</span> <span class="s">(</span><span class="k">exists</span> <span class="i">$NamesAndValues</span>{<span class="w">Size</span>}<span class="s">)</span> <span class="s">{</span> | |
182 169 <span class="k">if</span> <span class="s">(</span>!<span class="i">TextUtil::IsNumberPowerOfNumber</span><span class="s">(</span><span class="i">$NamesAndValues</span>{<span class="w">Size</span>}<span class="cm">,</span> <span class="n">2</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
183 170 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->New: Specified size value, $NamesAndValues{Size}, must be power of 2..."</span><span class="sc">;</span> | |
184 171 <span class="s">}</span> | |
185 172 <span class="s">}</span> | |
186 173 | |
187 174 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">Type</span>} =~ <span class="q">/^ExtendedConnectivity$/i</span><span class="s">)</span> <span class="s">{</span> | |
188 175 <span class="i">$This</span><span class="i">->_InitializeExtendedConnectivityFingerprintsVector</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
189 176 <span class="s">}</span> | |
190 177 <span class="k">elsif</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">Type</span>} =~ <span class="q">/^ExtendedConnectivityCount$/i</span><span class="s">)</span> <span class="s">{</span> | |
191 178 <span class="i">$This</span><span class="i">->_InitializeExtendedConnectivityCountFingerprintsVector</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
192 179 <span class="s">}</span> | |
193 180 <span class="k">elsif</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">Type</span>} =~ <span class="q">/^ExtendedConnectivityBits$/i</span><span class="s">)</span> <span class="s">{</span> | |
194 181 <span class="i">$This</span><span class="i">->_InitializeExtendedConnectivityBitsFingerprintsBitVector</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
195 182 <span class="s">}</span> | |
196 183 <span class="k">else</span> <span class="s">{</span> | |
197 184 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->_InitializeExtendedConnectivityFingerprintsProperties: Unknown ExtendedConnectivity fingerprints type: $This->{Type}; Supported fingerprints types: ExtendedConnectivity, ExtendedConnectivityCount or ExtendedConnectivityBits..."</span><span class="sc">;</span> | |
198 185 <span class="s">}</span> | |
199 186 | |
200 187 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
201 188 <span class="s">}</span> | |
202 189 | |
203 190 <span class="c"># Initialize extended connectivity fingerprints vector...</span> | |
204 191 <span class="c">#</span> | |
205 <a name="_InitializeExtendedConnectivityFingerprintsVector-"></a> 192 <span class="k">sub </span><span class="m">_InitializeExtendedConnectivityFingerprintsVector</span> <span class="s">{</span> | |
206 193 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
207 194 | |
208 195 <span class="c"># Type of vector...</span> | |
209 196 <span class="i">$This</span>->{<span class="w">VectorType</span>} = <span class="q">'FingerprintsVector'</span><span class="sc">;</span> | |
210 197 | |
211 198 <span class="c"># Type of FingerprintsVector...</span> | |
212 199 <span class="i">$This</span>->{<span class="w">FingerprintsVectorType</span>} = <span class="q">'AlphaNumericalValues'</span><span class="sc">;</span> | |
213 200 | |
214 201 <span class="i">$This</span><span class="i">->_InitializeFingerprintsVector</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
215 202 | |
216 203 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
217 204 <span class="s">}</span> | |
218 205 | |
219 206 <span class="c"># Initialize extended connectivity count fingerprints vector...</span> | |
220 207 <span class="c">#</span> | |
221 <a name="_InitializeExtendedConnectivityCountFingerprintsVector-"></a> 208 <span class="k">sub </span><span class="m">_InitializeExtendedConnectivityCountFingerprintsVector</span> <span class="s">{</span> | |
222 209 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
223 210 | |
224 211 <span class="c"># Type of vector...</span> | |
225 212 <span class="i">$This</span>->{<span class="w">VectorType</span>} = <span class="q">'FingerprintsVector'</span><span class="sc">;</span> | |
226 213 | |
227 214 <span class="c"># Type of FingerprintsVector...</span> | |
228 215 <span class="i">$This</span>->{<span class="w">FingerprintsVectorType</span>} = <span class="q">'NumericalValues'</span><span class="sc">;</span> | |
229 216 | |
230 217 <span class="i">$This</span><span class="i">->_InitializeFingerprintsVector</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
231 218 | |
232 219 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
233 220 <span class="s">}</span> | |
234 221 | |
235 222 <span class="c"># Initialize extended connectivity bit fingerprints vector...</span> | |
236 223 <span class="c">#</span> | |
237 <a name="_InitializeExtendedConnectivityBitsFingerprintsBitVector-"></a> 224 <span class="k">sub </span><span class="m">_InitializeExtendedConnectivityBitsFingerprintsBitVector</span> <span class="s">{</span> | |
238 225 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
239 226 | |
240 227 <span class="c"># Type of vector...</span> | |
241 228 <span class="i">$This</span>->{<span class="w">VectorType</span>} = <span class="q">'FingerprintsBitVector'</span><span class="sc">;</span> | |
242 229 | |
243 230 <span class="i">$This</span><span class="i">->_InitializeFingerprintsBitVector</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
244 231 | |
245 232 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
246 233 <span class="s">}</span> | |
247 234 | |
248 235 <span class="c"># Set type...</span> | |
249 236 <span class="c">#</span> | |
250 <a name="SetType-"></a> 237 <span class="k">sub </span><span class="m">SetType</span> <span class="s">{</span> | |
251 238 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Type</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
252 239 | |
253 240 <span class="k">if</span> <span class="s">(</span><span class="i">$Type</span> =~ <span class="q">/^ExtendedConnectivity$/i</span><span class="s">)</span> <span class="s">{</span> | |
254 241 <span class="i">$This</span>->{<span class="w">Type</span>} = <span class="q">'ExtendedConnectivity'</span><span class="sc">;</span><span class="sc">;</span> | |
255 242 <span class="s">}</span> | |
256 243 <span class="k">elsif</span> <span class="s">(</span><span class="i">$Type</span> =~ <span class="q">/^ExtendedConnectivityCount$/i</span><span class="s">)</span> <span class="s">{</span> | |
257 244 <span class="i">$This</span>->{<span class="w">Type</span>} = <span class="q">'ExtendedConnectivityCount'</span><span class="sc">;</span><span class="sc">;</span> | |
258 245 <span class="s">}</span> | |
259 246 <span class="k">elsif</span> <span class="s">(</span><span class="i">$Type</span> =~ <span class="q">/^ExtendedConnectivityBits$/i</span><span class="s">)</span> <span class="s">{</span> | |
260 247 <span class="i">$This</span>->{<span class="w">Type</span>} = <span class="q">'ExtendedConnectivityBits'</span><span class="sc">;</span><span class="sc">;</span> | |
261 248 <span class="s">}</span> | |
262 249 <span class="k">else</span> <span class="s">{</span> | |
263 250 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetType: Unknown ExtendedConnectivity fingerprints type: $This->{Type}; Supported fingerprints types: ExtendedConnectivity, ExtendedConnectivityCount or ExtendedConnectivityBits..."</span><span class="sc">;</span> | |
264 251 <span class="s">}</span> | |
265 252 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
266 253 <span class="s">}</span> | |
267 254 | |
268 255 <span class="c"># Disable vector type change...</span> | |
269 256 <span class="c">#</span> | |
270 <a name="SetVectorType-"></a> 257 <span class="k">sub </span><span class="m">SetVectorType</span> <span class="s">{</span> | |
271 258 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Type</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
272 259 | |
273 260 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetVectorType: Can't change vector type..."</span><span class="sc">;</span> | |
274 261 | |
275 262 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
276 263 <span class="s">}</span> | |
277 264 | |
278 265 <span class="c"># Disable vector type change...</span> | |
279 266 <span class="c">#</span> | |
280 <a name="SetFingerprintsVectorType-"></a> 267 <span class="k">sub </span><span class="m">SetFingerprintsVectorType</span> <span class="s">{</span> | |
281 268 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Type</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
282 269 | |
283 270 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetFingerprintsVectorType: Can't change fingerprints vector type..."</span><span class="sc">;</span> | |
284 271 | |
285 272 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
286 273 <span class="s">}</span> | |
287 274 | |
288 275 <span class="c"># Set intial atom identifier type..</span> | |
289 276 <span class="c">#</span> | |
290 <a name="SetAtomIdentifierType-"></a> 277 <span class="k">sub </span><span class="m">SetAtomIdentifierType</span> <span class="s">{</span> | |
291 278 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$IdentifierType</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
292 279 | |
293 280 <span class="k">if</span> <span class="s">(</span><span class="i">$IdentifierType</span> !~ <span class="q">/^(AtomicInvariantsAtomTypes|FunctionalClassAtomTypes|DREIDINGAtomTypes|EStateAtomTypes|MMFF94AtomTypes|SLogPAtomTypes|SYBYLAtomTypes|TPSAAtomTypes|UFFAtomTypes)$/i</span><span class="s">)</span> <span class="s">{</span> | |
294 281 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetAtomIdentifierType: Specified value, $IdentifierType, for AtomIdentifierType is not vaild. Supported types in current release of MayaChemTools: AtomicInvariantsAtomTypes, FunctionalClassAtomTypes, DREIDINGAtomTypes, EStateAtomTypes, MMFF94AtomTypes, SLogPAtomTypes, SYBYLAtomTypes, TPSAAtomTypes and UFFAtomTypes."</span><span class="sc">;</span> | |
295 282 <span class="s">}</span> | |
296 283 | |
297 284 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>}<span class="s">)</span> <span class="s">{</span> | |
298 285 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetAtomIdentifierType: Can't change intial atom identifier type: It's already set..."</span><span class="sc">;</span> | |
299 286 <span class="s">}</span> | |
300 287 | |
301 288 <span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} = <span class="i">$IdentifierType</span><span class="sc">;</span> | |
302 289 | |
303 290 <span class="c"># Initialize identifier type information...</span> | |
304 291 <span class="i">$This</span><span class="i">->_InitializeAtomIdentifierTypeInformation</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
305 292 | |
306 293 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
307 294 <span class="s">}</span> | |
308 295 | |
309 296 <span class="c"># Set atom neighborhood radius...</span> | |
310 297 <span class="c">#</span> | |
311 <a name="SetNeighborhoodRadius-"></a> 298 <span class="k">sub </span><span class="m">SetNeighborhoodRadius</span> <span class="s">{</span> | |
312 299 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$Value</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
313 300 | |
314 301 <span class="k">if</span> <span class="s">(</span>!<span class="i">TextUtil::IsInteger</span><span class="s">(</span><span class="i">$Value</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
315 302 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetNeighborhoodRadius: NeighborhoodRadius value, $Value, is not valid: It must be an integer..."</span><span class="sc">;</span> | |
316 303 <span class="s">}</span> | |
317 304 | |
318 305 <span class="k">if</span> <span class="s">(</span><span class="i">$Value</span> < <span class="n">0</span> <span class="s">)</span> <span class="s">{</span> | |
319 306 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetNeighborhoodRadius: NeighborhoodRadius value, $Value, is not valid: It must be >= 0..."</span><span class="sc">;</span> | |
320 307 <span class="s">}</span> | |
321 308 <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>} = <span class="i">$Value</span><span class="sc">;</span> | |
322 309 | |
323 310 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
324 311 <span class="s">}</span> | |
325 312 | |
326 313 <span class="c"># Generate fingerprints description...</span> | |
327 314 <span class="c">#</span> | |
328 <a name="GetDescription-"></a> 315 <span class="k">sub </span><span class="m">GetDescription</span> <span class="s">{</span> | |
329 316 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
330 317 | |
331 318 <span class="c"># Is description explicity set?</span> | |
332 319 <span class="k">if</span> <span class="s">(</span><span class="k">exists</span> <span class="i">$This</span>->{<span class="w">Description</span>}<span class="s">)</span> <span class="s">{</span> | |
333 320 <span class="k">return</span> <span class="i">$This</span>->{<span class="w">Description</span>}<span class="sc">;</span> | |
334 321 <span class="s">}</span> | |
335 322 | |
336 323 <span class="c"># Generate fingerprints description...</span> | |
337 324 | |
338 325 <span class="k">return</span> <span class="q">"$This->{Type}:$This->{AtomIdentifierType}:Radius$This->{NeighborhoodRadius}"</span><span class="sc">;</span> | |
339 326 <span class="s">}</span> | |
340 327 | |
341 328 <span class="c"># Generate fingerprints...</span> | |
342 329 <span class="c">#</span> | |
343 330 <span class="c"># Methodology:</span> | |
344 331 <span class="c"># . Assign initial atom identfiers to all non-hydrogen atoms in the molecule</span> | |
345 332 <span class="c">#</span> | |
346 333 <span class="c"># . Remove duplicates from the initial identifiers and add them to list corresponding</span> | |
347 334 <span class="c"># to molecule fingerprint</span> | |
348 335 <span class="c">#</span> | |
349 336 <span class="c"># . For NeighborhoodRadius value of 0, just return the molecule fingerprint list</span> | |
350 337 <span class="c">#</span> | |
351 338 <span class="c"># . For each NeighborhoodRadius level</span> | |
352 339 <span class="c"># . For each non-hydrogen CentralAtom at this NeighborhoodRadius level</span> | |
353 340 <span class="c"># . For each non-hydrogen SuccessorNeighborAtom</span> | |
354 341 <span class="c"># . Collect (BondOrder AtomIdentifier) pair of values corresponding to</span> | |
355 342 <span class="c"># (CentralAtom SuccessorNeighborAtom) and add it to a list</span> | |
356 343 <span class="c">#</span> | |
357 344 <span class="c"># . Sort list containing (BondOrder AtomIdentifier) pairs first by BondOrder followed</span> | |
358 345 <span class="c"># by AtomIdendifiers to make these values graph invariant</span> | |
359 346 <span class="c"># . Generate a hash code for the values in the list</span> | |
360 347 <span class="c"># . Assign hash code as new atom identifier at the current NeighborhoodRadius level</span> | |
361 348 <span class="c"># . Save all atoms and bonds corresponding to the substructure involved in</span> | |
362 349 <span class="c"># generating the hash code to be used for identifying structural duplicate hash code</span> | |
363 350 <span class="c">#</span> | |
364 351 <span class="c"># . Add the new identifier to the molecule fingerprint list making sure it's not a duplicate</span> | |
365 352 <span class="c"># identifier</span> | |
366 353 <span class="c">#</span> | |
367 354 <span class="c"># Hash code atom identifier deduplication:</span> | |
368 355 <span class="c"># . Track/remove the identifier generated at higher neighborhood radius level</span> | |
369 356 <span class="c">#</span> | |
370 357 <span class="c"># Structural atom identifier deduplication:</span> | |
371 358 <span class="c"># . For equivalent atoms and bonds corresponding to substructure at a NeighborhoodRadius level,</span> | |
372 359 <span class="c"># track/remove the atom identifier with largest value</span> | |
373 360 <span class="c">#</span> | |
374 361 <span class="c">#</span> | |
375 <a name="GenerateFingerprints-"></a> 362 <span class="k">sub </span><span class="m">GenerateFingerprints</span> <span class="s">{</span> | |
376 363 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
377 364 | |
378 365 <span class="c"># Cache appropriate molecule data...</span> | |
379 366 <span class="i">$This</span><span class="i">->_SetupMoleculeDataCache</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
380 367 | |
381 368 <span class="c"># Assign intial atom identifers...</span> | |
382 369 <span class="k">if</span> <span class="s">(</span>!<span class="i">$This</span><span class="i">->_AssignInitialAtomIdentifiers</span><span class="s">(</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
383 370 <span class="w">carp</span> <span class="q">"Warning: ${ClassName}->GenerateFingerprints: $This->{AtomIdentifierType} fingerprints generation didn't succeed: Couldn't assign valid $This->{AtomIdentifierType} to all atoms..."</span><span class="sc">;</span> | |
384 371 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
385 372 <span class="s">}</span> | |
386 373 | |
387 374 <span class="c"># Identify atom neighborhoods up to specified radius...</span> | |
388 375 <span class="i">$This</span><span class="i">->_GetAtomNeighborhoods</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
389 376 | |
390 377 <span class="c"># Assign atom identifiers to central atoms considering atom neighborhoods at each</span> | |
391 378 <span class="c"># radius level...</span> | |
392 379 <span class="i">$This</span><span class="i">->_AssignAtomIdentifiersToAtomNeighborhoods</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
393 380 | |
394 381 <span class="c"># Remove duplicates identifiers...</span> | |
395 382 <span class="i">$This</span><span class="i">->_RemoveDuplicateAtomIdentifiers</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
396 383 | |
397 384 <span class="c"># Set final fingerprints...</span> | |
398 385 <span class="i">$This</span><span class="i">->_SetFinalFingerprints</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
399 386 | |
400 387 <span class="c"># Clear cached molecule data...</span> | |
401 388 <span class="i">$This</span><span class="i">->_ClearMoleculeDataCache</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
402 389 | |
403 390 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
404 391 <span class="s">}</span> | |
405 392 | |
406 393 <span class="c"># Assign appropriate initial atom identifiers...</span> | |
407 394 <span class="c">#</span> | |
408 395 <span class="c"># Generation of initial identifier for a specific atom involves:</span> | |
409 396 <span class="c"># . Values of the specified atom attributes are appended in a specific order to</span> | |
410 397 <span class="c"># generate an initial atom identifier string</span> | |
411 398 <span class="c"># . A 32 bit unsigned integer hash key, using TextUtil::HashCode function, is</span> | |
412 399 <span class="c"># generated for the atom indentifier and assigned to the atom as initial</span> | |
413 400 <span class="c"># atom identifier.</span> | |
414 401 <span class="c">#</span> | |
415 <a name="_AssignInitialAtomIdentifiers-"></a> 402 <span class="k">sub </span><span class="m">_AssignInitialAtomIdentifiers</span> <span class="s">{</span> | |
416 403 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
417 404 <span class="k">my</span><span class="s">(</span><span class="i">$Atom</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$Radius</span><span class="cm">,</span> <span class="i">$SpecifiedAtomTypes</span><span class="cm">,</span> <span class="i">$IgnoreHydrogens</span><span class="cm">,</span> <span class="i">$AtomType</span><span class="cm">,</span> <span class="i">$InitialAtomTypeString</span><span class="cm">,</span> <span class="i">$InitialAtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
418 405 | |
419 406 <span class="c"># Initialize atom identifiers...</span> | |
420 407 <span class="i">$This</span><span class="i">->_InitializeAtomIdentifiers</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
421 408 | |
422 409 <span class="c"># Set up atom types...</span> | |
423 410 <span class="i">$IgnoreHydrogens</span> = <span class="n">1</span><span class="sc">;</span> | |
424 411 <span class="i">$SpecifiedAtomTypes</span> = <span class="k">undef</span><span class="sc">;</span> | |
425 412 | |
426 413 <span class="j">IDENTIFIERTYPE:</span> <span class="s">{</span> | |
427 414 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^AtomicInvariantsAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
428 415 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::AtomicInvariantsAtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnoreHydrogens'</span> <span class="cm">=></span> <span class="i">$IgnoreHydrogens</span><span class="cm">,</span> <span class="q">'AtomicInvariantsToUse'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">AtomicInvariantsToUse</span>}<span class="s">)</span><span class="sc">;</span> | |
429 416 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
430 417 <span class="s">}</span> | |
431 418 | |
432 419 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^FunctionalClassAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
433 420 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::FunctionalClassAtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnoreHydrogens'</span> <span class="cm">=></span> <span class="i">$IgnoreHydrogens</span><span class="cm">,</span> <span class="q">'FunctionalClassesToUse'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">FunctionalClassesToUse</span>}<span class="s">)</span><span class="sc">;</span> | |
434 421 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
435 422 <span class="s">}</span> | |
436 423 | |
437 424 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^DREIDINGAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
438 425 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::DREIDINGAtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnoreHydrogens'</span> <span class="cm">=></span> <span class="i">$IgnoreHydrogens</span><span class="s">)</span><span class="sc">;</span> | |
439 426 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
440 427 <span class="s">}</span> | |
441 428 | |
442 429 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^EStateAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
443 430 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::EStateAtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnoreHydrogens'</span> <span class="cm">=></span> <span class="i">$IgnoreHydrogens</span><span class="s">)</span><span class="sc">;</span> | |
444 431 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
445 432 <span class="s">}</span> | |
446 433 | |
447 434 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^MMFF94AtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
448 435 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::MMFF94AtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnoreHydrogens'</span> <span class="cm">=></span> <span class="i">$IgnoreHydrogens</span><span class="s">)</span><span class="sc">;</span> | |
449 436 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
450 437 <span class="s">}</span> | |
451 438 | |
452 439 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^SLogPAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
453 440 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::SLogPAtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnoreHydrogens'</span> <span class="cm">=></span> <span class="i">$IgnoreHydrogens</span><span class="s">)</span><span class="sc">;</span> | |
454 441 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
455 442 <span class="s">}</span> | |
456 443 | |
457 444 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^SYBYLAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
458 445 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::SYBYLAtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnoreHydrogens'</span> <span class="cm">=></span> <span class="i">$IgnoreHydrogens</span><span class="s">)</span><span class="sc">;</span> | |
459 446 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
460 447 <span class="s">}</span> | |
461 448 | |
462 449 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^TPSAAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
463 450 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::TPSAAtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnorePhosphorus'</span> <span class="cm">=></span> <span class="n">0</span><span class="cm">,</span> <span class="q">'IgnoreSulfur'</span> <span class="cm">=></span> <span class="n">0</span><span class="s">)</span><span class="sc">;</span> | |
464 451 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
465 452 <span class="s">}</span> | |
466 453 | |
467 454 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^UFFAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
468 455 <span class="i">$SpecifiedAtomTypes</span> = <span class="i">new</span> <span class="i">AtomTypes::UFFAtomTypes</span><span class="s">(</span><span class="q">'Molecule'</span> <span class="cm">=></span> <span class="i">$This</span>->{<span class="w">Molecule</span>}<span class="cm">,</span> <span class="q">'IgnoreHydrogens'</span> <span class="cm">=></span> <span class="i">$IgnoreHydrogens</span><span class="s">)</span><span class="sc">;</span> | |
469 456 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
470 457 <span class="s">}</span> | |
471 458 | |
472 459 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->_AssignInitialAtomIdentifiers: Couldn't assign intial atom identifiers: InitialAtomIdentifierType $This->{AtomIdentifierType} is not supported..."</span><span class="sc">;</span> | |
473 460 <span class="s">}</span> | |
474 461 | |
475 462 <span class="c"># Assign atom types...</span> | |
476 463 <span class="i">$SpecifiedAtomTypes</span><span class="i">->AssignAtomTypes</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
477 464 | |
478 465 <span class="c"># Make sure atom types assignment is successful...</span> | |
479 466 <span class="k">if</span> <span class="s">(</span>!<span class="i">$SpecifiedAtomTypes</span><span class="i">->IsAtomTypesAssignmentSuccessful</span><span class="s">(</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
480 467 <span class="k">return</span> <span class="k">undef</span><span class="sc">;</span> | |
481 468 <span class="s">}</span> | |
482 469 | |
483 470 <span class="c"># Assign atom identifiers at radius 0...</span> | |
484 471 <span class="i">$Radius</span> = <span class="n">0</span><span class="sc">;</span> | |
485 472 <span class="k">for</span> <span class="i">$Atom</span> <span class="s">(</span><span class="i">@</span>{<span class="i">$This</span>->{<span class="w">Atoms</span>}}<span class="s">)</span> <span class="s">{</span> | |
486 473 <span class="i">$AtomID</span> = <span class="i">$Atom</span><span class="i">->GetID</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
487 474 | |
488 475 <span class="i">$AtomType</span> = <span class="i">$SpecifiedAtomTypes</span><span class="i">->GetAtomType</span><span class="s">(</span><span class="i">$Atom</span><span class="s">)</span><span class="sc">;</span> | |
489 476 <span class="i">$InitialAtomTypeString</span> = <span class="i">$AtomType</span> ? <span class="i">$AtomType</span> <span class="co">:</span> <span class="q">'None'</span><span class="sc">;</span> | |
490 477 | |
491 478 <span class="i">$InitialAtomIdentifier</span> = <span class="i">TextUtil::HashCode</span><span class="s">(</span><span class="i">$InitialAtomTypeString</span><span class="s">)</span><span class="sc">;</span> | |
492 479 <span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>} = <span class="i">$InitialAtomIdentifier</span><span class="sc">;</span> | |
493 480 <span class="s">}</span> | |
494 481 | |
495 482 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
496 483 <span class="s">}</span> | |
497 484 | |
498 485 <span class="c"># Initialize atom identifiers...</span> | |
499 486 <span class="c">#</span> | |
500 <a name="_InitializeAtomIdentifiers-"></a> 487 <span class="k">sub </span><span class="m">_InitializeAtomIdentifiers</span> <span class="s">{</span> | |
501 488 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
502 489 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$CurrentRadius</span><span class="s">)</span><span class="sc">;</span> | |
503 490 | |
504 491 <span class="i">$Radius</span> = <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="sc">;</span> | |
505 492 | |
506 493 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
507 494 <span class="k">for</span> <span class="i">$CurrentRadius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$Radius</span><span class="s">)</span> <span class="s">{</span> | |
508 495 <span class="c"># Atom idenfiers key and value correspond to AtomID and AtomIdentifier</span> | |
509 496 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}{<span class="i">$CurrentRadius</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
510 497 | |
511 498 <span class="c"># Unique and strcuturally unique idenfiers key and value correspond to AtomIdentifier and AtomID</span> | |
512 499 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiers</span>}{<span class="i">$CurrentRadius</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
513 500 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiersCount</span>}{<span class="i">$CurrentRadius</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
514 501 | |
515 502 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiers</span>}{<span class="i">$CurrentRadius</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
516 503 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiersCount</span>}{<span class="i">$CurrentRadius</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
517 504 <span class="s">}</span> | |
518 505 | |
519 506 <span class="s">}</span> | |
520 507 | |
521 508 <span class="c"># Collect atom neighborhoods upto specified neighborhood radius...</span> | |
522 509 <span class="c">#</span> | |
523 <a name="_GetAtomNeighborhoods-"></a> 510 <span class="k">sub </span><span class="m">_GetAtomNeighborhoods</span> <span class="s">{</span> | |
524 511 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
525 512 <span class="k">my</span><span class="s">(</span><span class="i">$Atom</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$Radius</span><span class="cm">,</span> <span class="i">$CurrentRadius</span><span class="cm">,</span> <span class="i">$Molecule</span><span class="s">)</span><span class="sc">;</span> | |
526 513 | |
527 514 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
528 515 | |
529 516 <span class="i">$Radius</span> = <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="sc">;</span> | |
530 517 <span class="k">if</span> <span class="s">(</span><span class="i">$Radius</span> < <span class="n">1</span><span class="s">)</span> <span class="s">{</span> | |
531 518 <span class="c"># At radius level 0, it's just the atoms...</span> | |
532 519 <span class="k">return</span><span class="sc">;</span> | |
533 520 <span class="s">}</span> | |
534 521 | |
535 522 <span class="c"># Initialize neighborhood at different radii...</span> | |
536 523 <span class="k">for</span> <span class="i">$CurrentRadius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$Radius</span><span class="s">)</span> <span class="s">{</span> | |
537 524 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}{<span class="i">$CurrentRadius</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
538 525 <span class="s">}</span> | |
539 526 | |
540 527 <span class="i">$Molecule</span> = <span class="i">$This</span><span class="i">->GetMolecule</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
541 528 | |
542 529 <span class="c"># Collect available atom neighborhoods at different at different neighborhood level for each atom...</span> | |
543 530 <span class="k">my</span><span class="s">(</span><span class="i">$AtomsNeighborhoodWithSuccessorAtomsRef</span><span class="s">)</span><span class="sc">;</span> | |
544 531 | |
545 532 <span class="k">for</span> <span class="i">$Atom</span> <span class="s">(</span><span class="i">@</span>{<span class="i">$This</span>->{<span class="w">Atoms</span>}}<span class="s">)</span> <span class="s">{</span> | |
546 533 <span class="i">$AtomID</span> = <span class="i">$Atom</span><span class="i">->GetID</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
547 534 <span class="i">$CurrentRadius</span> = <span class="n">0</span><span class="sc">;</span> | |
548 535 <span class="k">for</span> <span class="i">$AtomsNeighborhoodWithSuccessorAtomsRef</span> <span class="s">(</span><span class="i">$Molecule</span><span class="i">->GetAtomNeighborhoodsWithSuccessorAtomsAndRadiusUpto</span><span class="s">(</span><span class="i">$Atom</span><span class="cm">,</span> <span class="i">$Radius</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
549 536 <span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}{<span class="i">$CurrentRadius</span>}{<span class="i">$AtomID</span>} = <span class="i">$AtomsNeighborhoodWithSuccessorAtomsRef</span><span class="sc">;</span> | |
550 537 <span class="i">$CurrentRadius</span>++<span class="sc">;</span> | |
551 538 <span class="s">}</span> | |
552 539 <span class="s">}</span> | |
553 540 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
554 541 <span class="s">}</span> | |
555 542 | |
556 543 <span class="c"># Assign atom identifiers to central atom at each neighborhood radius level...</span> | |
557 544 <span class="c">#</span> | |
558 <a name="_AssignAtomIdentifiersToAtomNeighborhoods-"></a> 545 <span class="k">sub </span><span class="m">_AssignAtomIdentifiersToAtomNeighborhoods</span> <span class="s">{</span> | |
559 546 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
560 547 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$NextRadius</span><span class="cm">,</span> <span class="i">$Atom</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$NeighborhoodAtom</span><span class="cm">,</span> <span class="i">$SuccessorAtom</span><span class="cm">,</span> <span class="i">$SuccessorAtomID</span><span class="cm">,</span> <span class="i">$NeighborhoodAtomSuccessorAtomsRef</span><span class="cm">,</span> <span class="i">$NeighborhoodAtomsWithSuccessorAtomsRef</span><span class="cm">,</span> <span class="i">$Bond</span><span class="cm">,</span> <span class="i">$BondOrder</span><span class="cm">,</span> <span class="i">$SuccessorAtomCount</span><span class="s">)</span><span class="sc">;</span> | |
561 548 | |
562 549 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>} < <span class="n">1</span><span class="s">)</span> <span class="s">{</span> | |
563 550 <span class="k">return</span><span class="sc">;</span> | |
564 551 <span class="s">}</span> | |
565 552 | |
566 553 <span class="c"># Go over the atom neighborhoods at each radius upto specified radius and assign atom</span> | |
567 554 <span class="c"># indentifiers using their connected successor atoms and their identifiers.</span> | |
568 555 <span class="c">#</span> | |
569 556 <span class="c"># For a neighborhood atom at a specified radius, the successor connected atoms correpond</span> | |
570 557 <span class="c"># to next radius level and the last set of neighorhood atoms don't have any successor connected</span> | |
571 558 <span class="c"># atoms. Additionally, radius level 0 just correspond to initial atom identifiers.</span> | |
572 559 <span class="c">#</span> | |
573 560 <span class="c"># So in order to process atom neighborhood upto specified radius level, the last atom neighborhood</span> | |
574 561 <span class="c"># doesn't need to be processed: it gets processed at previous radius level as successor connected</span> | |
575 562 <span class="c"># atoms.</span> | |
576 563 <span class="c">#</span> | |
577 564 <span class="j">RADIUS:</span> <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">0</span> .. <span class="s">(</span><span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>} - <span class="n">1</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
578 565 <span class="j">ATOM:</span> <span class="k">for</span> <span class="i">$Atom</span> <span class="s">(</span><span class="i">@</span>{<span class="i">$This</span>->{<span class="w">Atoms</span>}}<span class="s">)</span> <span class="s">{</span> | |
579 566 <span class="i">$AtomID</span> = <span class="i">$Atom</span><span class="i">->GetID</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
580 567 | |
581 568 <span class="c"># Are there any available atom neighborhoods at this radius?</span> | |
582 569 <span class="k">if</span> <span class="s">(</span>!<span class="k">exists</span> <span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}<span class="s">)</span> <span class="s">{</span> | |
583 570 <span class="k">next</span> <span class="j">ATOM</span><span class="sc">;</span> | |
584 571 <span class="s">}</span> | |
585 572 <span class="i">$NextRadius</span> = <span class="i">$Radius</span> + <span class="n">1</span><span class="sc">;</span> | |
586 573 | |
587 574 <span class="c"># Go over neighborhood atoms and their successor connected atoms at this radius and collect</span> | |
588 575 <span class="c"># (BondOrder AtomIdentifier) values for bonded atom pairs. Additionally, keep track of atom and bonds</span> | |
589 576 <span class="c"># for the neighorhoods to remove identifieres generated from structurally duplicate features.</span> | |
590 577 <span class="c">#</span> | |
591 578 <span class="k">my</span><span class="s">(</span><span class="i">%BondOrdersAndAtomIdentifiers</span><span class="s">)</span><span class="sc">;</span> | |
592 579 | |
593 580 <span class="i">%BondOrdersAndAtomIdentifiers</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
594 581 <span class="i">$SuccessorAtomCount</span> = <span class="n">0</span><span class="sc">;</span> | |
595 582 | |
596 583 <span class="j">NEIGHBORHOODS:</span> <span class="k">for</span> <span class="i">$NeighborhoodAtomsWithSuccessorAtomsRef</span> <span class="s">(</span><span class="i">@</span>{<span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}}<span class="s">)</span> <span class="s">{</span> | |
597 584 <span class="s">(</span><span class="i">$NeighborhoodAtom</span><span class="cm">,</span> <span class="i">$NeighborhoodAtomSuccessorAtomsRef</span><span class="s">)</span> = <span class="i">@</span>{<span class="i">$NeighborhoodAtomsWithSuccessorAtomsRef</span>}<span class="sc">;</span> | |
598 585 | |
599 586 <span class="c"># Any connected successors for the NeighborhoodAtom?</span> | |
600 587 <span class="k">if</span> <span class="s">(</span>!<span class="i">@</span>{<span class="i">$NeighborhoodAtomSuccessorAtomsRef</span>}<span class="s">)</span> <span class="s">{</span> | |
601 588 <span class="k">next</span> <span class="j">NEIGHBORHOODS</span><span class="sc">;</span> | |
602 589 <span class="s">}</span> | |
603 590 <span class="j">SUCCESSORATOM:</span> <span class="k">for</span> <span class="i">$SuccessorAtom</span> <span class="s">(</span><span class="i">@</span>{<span class="i">$NeighborhoodAtomSuccessorAtomsRef</span>}<span class="s">)</span> <span class="s">{</span> | |
604 591 <span class="k">if</span> <span class="s">(</span><span class="i">$SuccessorAtom</span><span class="i">->IsHydrogen</span><span class="s">(</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
605 592 <span class="c"># Skip successor hydrogen atom...</span> | |
606 593 <span class="k">next</span> <span class="j">SUCCESSORATOM</span><span class="sc">;</span> | |
607 594 <span class="s">}</span> | |
608 595 <span class="i">$SuccessorAtomID</span> = <span class="i">$SuccessorAtom</span><span class="i">->GetID</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
609 596 <span class="i">$SuccessorAtomCount</span>++<span class="sc">;</span> | |
610 597 | |
611 598 <span class="i">$Bond</span> = <span class="i">$NeighborhoodAtom</span><span class="i">->GetBondToAtom</span><span class="s">(</span><span class="i">$SuccessorAtom</span><span class="s">)</span><span class="sc">;</span> | |
612 599 <span class="i">$BondOrder</span> = <span class="i">$Bond</span><span class="i">->IsAromatic</span><span class="s">(</span><span class="s">)</span> ? <span class="q">"1.5"</span> <span class="co">:</span> <span class="i">$Bond</span><span class="i">->GetBondOrder</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
613 600 | |
614 601 <span class="k">if</span> <span class="s">(</span>!<span class="k">exists</span> <span class="i">$BondOrdersAndAtomIdentifiers</span>{<span class="i">$BondOrder</span>}<span class="s">)</span> <span class="s">{</span> | |
615 602 <span class="i">@</span>{<span class="i">$BondOrdersAndAtomIdentifiers</span>{<span class="i">$BondOrder</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
616 603 <span class="s">}</span> | |
617 604 <span class="k">push</span> <span class="i">@</span>{<span class="i">$BondOrdersAndAtomIdentifiers</span>{<span class="i">$BondOrder</span>}}<span class="cm">,</span> <span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$SuccessorAtomID</span>}<span class="sc">;</span> | |
618 605 <span class="s">}</span> | |
619 606 <span class="s">}</span> | |
620 607 <span class="k">if</span> <span class="s">(</span>!<span class="i">$SuccessorAtomCount</span><span class="s">)</span> <span class="s">{</span> | |
621 608 <span class="k">next</span> <span class="j">ATOM</span><span class="sc">;</span> | |
622 609 <span class="s">}</span> | |
623 610 <span class="c"># Assign a new atom identifier at the NextRadius level...</span> | |
624 611 <span class="i">$This</span><span class="i">->_AssignAtomIdentifierToAtomNeighborhood</span><span class="s">(</span><span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$Radius</span><span class="cm">,</span> \<span class="i">%BondOrdersAndAtomIdentifiers</span><span class="s">)</span><span class="sc">;</span> | |
625 612 <span class="s">}</span> | |
626 613 <span class="s">}</span> | |
627 614 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
628 615 <span class="s">}</span> | |
629 616 | |
630 617 <span class="c"># Generate and assign atom indentifier for AtomID using atom neighborhood at next radius level...</span> | |
631 618 <span class="c">#</span> | |
632 <a name="_AssignAtomIdentifierToAtomNeighborhood-"></a> 619 <span class="k">sub </span><span class="m">_AssignAtomIdentifierToAtomNeighborhood</span> <span class="s">{</span> | |
633 620 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$Radius</span><span class="cm">,</span> <span class="i">$BondOrdersAndAtomIdentifiersRef</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
634 621 <span class="k">my</span><span class="s">(</span><span class="i">$NextRadius</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="cm">,</span> <span class="i">$SuccessorAtomIdentifier</span><span class="cm">,</span> <span class="i">$BondOrder</span><span class="cm">,</span> <span class="i">$AtomIdentifierString</span><span class="cm">,</span> <span class="i">@AtomIndentifiersInfo</span><span class="s">)</span><span class="sc">;</span> | |
635 622 | |
636 623 <span class="i">$NextRadius</span> = <span class="i">$Radius</span> + <span class="n">1</span><span class="sc">;</span> | |
637 624 | |
638 625 <span class="i">@AtomIndentifiersInfo</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
639 626 | |
640 627 <span class="i">$AtomIdentifier</span> = <span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}<span class="sc">;</span> | |
641 628 <span class="k">push</span> <span class="i">@AtomIndentifiersInfo</span><span class="cm">,</span> <span class="s">(</span><span class="i">$NextRadius</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
642 629 | |
643 630 <span class="c"># Sort out successor atom bond order and identifier pairs by bond order followed by atom identifiers</span> | |
644 631 <span class="c"># in order to make the final atom identifier graph invariant...</span> | |
645 632 <span class="c">#</span> | |
646 633 <span class="k">for</span> <span class="i">$BondOrder</span> <span class="s">(</span><span class="k">sort</span> <span class="s">{</span> <span class="i">$a</span> <=> <span class="i">$b</span> <span class="s">}</span> <span class="k">keys</span> <span class="i">%</span>{<span class="i">$BondOrdersAndAtomIdentifiersRef</span>}<span class="s">)</span> <span class="s">{</span> | |
647 634 <span class="k">for</span> <span class="i">$SuccessorAtomIdentifier</span> <span class="s">(</span><span class="k">sort</span> <span class="s">{</span> <span class="i">$a</span> <=> <span class="i">$b</span> <span class="s">}</span> <span class="i">@</span>{<span class="i">$BondOrdersAndAtomIdentifiersRef</span>->{<span class="i">$BondOrder</span>}}<span class="s">)</span> <span class="s">{</span> | |
648 635 <span class="k">push</span> <span class="i">@AtomIndentifiersInfo</span><span class="cm">,</span> <span class="s">(</span><span class="i">$BondOrder</span><span class="cm">,</span> <span class="i">$SuccessorAtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
649 636 <span class="s">}</span> | |
650 637 <span class="s">}</span> | |
651 638 <span class="i">$AtomIdentifierString</span> = <span class="k">join</span><span class="s">(</span><span class="q">""</span><span class="cm">,</span> <span class="i">@AtomIndentifiersInfo</span><span class="s">)</span><span class="sc">;</span> | |
652 639 <span class="i">$AtomIdentifier</span> = <span class="i">TextUtil::HashCode</span><span class="s">(</span><span class="i">$AtomIdentifierString</span><span class="s">)</span><span class="sc">;</span> | |
653 640 | |
654 641 <span class="c"># Assign atom identifier to the atom at next radius level...</span> | |
655 642 <span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}{<span class="i">$NextRadius</span>}{<span class="i">$AtomID</span>} = <span class="i">$AtomIdentifier</span><span class="sc">;</span> | |
656 643 | |
657 644 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
658 645 <span class="s">}</span> | |
659 646 | |
660 647 <span class="c"># Remove duplicates atom identifiers...</span> | |
661 648 <span class="c">#</span> | |
662 <a name="_RemoveDuplicateAtomIdentifiers-"></a> 649 <span class="k">sub </span><span class="m">_RemoveDuplicateAtomIdentifiers</span> <span class="s">{</span> | |
663 650 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
664 651 | |
665 652 <span class="i">$This</span><span class="i">->_RemoveDuplicateIdentifiersByValue</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
666 653 <span class="i">$This</span><span class="i">->_RemoveStructurallyDuplicateIdenfiers</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
667 654 | |
668 655 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
669 656 <span class="s">}</span> | |
670 657 | |
671 658 <span class="c"># Remove duplicate identifiers at each radius level by just using their value...</span> | |
672 659 <span class="c">#</span> | |
673 <a name="_RemoveDuplicateIdentifiersByValue-"></a> 660 <span class="k">sub </span><span class="m">_RemoveDuplicateIdentifiersByValue</span> <span class="s">{</span> | |
674 661 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
675 662 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$Atom</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
676 663 | |
677 664 <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="s">)</span> <span class="s">{</span> | |
678 665 <span class="j">ATOM:</span> <span class="k">for</span> <span class="i">$Atom</span> <span class="s">(</span><span class="i">@</span>{<span class="i">$This</span>->{<span class="w">Atoms</span>}}<span class="s">)</span> <span class="s">{</span> | |
679 666 <span class="i">$AtomID</span> = <span class="i">$Atom</span><span class="i">->GetID</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
680 667 <span class="k">if</span> <span class="s">(</span>!<span class="k">exists</span> <span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}<span class="s">)</span> <span class="s">{</span> | |
681 668 <span class="k">next</span> <span class="j">ATOM</span><span class="sc">;</span> | |
682 669 <span class="s">}</span> | |
683 670 <span class="i">$AtomIdentifier</span> = <span class="i">$This</span>->{<span class="w">AtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}<span class="sc">;</span> | |
684 671 <span class="k">if</span> <span class="s">(</span><span class="k">exists</span> <span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>}<span class="s">)</span> <span class="s">{</span> | |
685 672 <span class="c"># It's a duplicate atom idenfier at this radius level...</span> | |
686 673 <span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiersCount</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>} += <span class="n">1</span><span class="sc">;</span> | |
687 674 <span class="k">next</span> <span class="j">ATOM</span><span class="sc">;</span> | |
688 675 <span class="s">}</span> | |
689 676 <span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>} = <span class="i">$AtomID</span><span class="sc">;</span> | |
690 677 <span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiersCount</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>} = <span class="n">1</span><span class="sc">;</span> | |
691 678 <span class="s">}</span> | |
692 679 <span class="s">}</span> | |
693 680 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
694 681 <span class="s">}</span> | |
695 682 | |
696 683 <span class="c"># Remove structurally duplicate identifiers at each radius level...</span> | |
697 684 <span class="c">#</span> | |
698 685 <span class="c"># Methodology:</span> | |
699 686 <span class="c"># . For unquie atom identifiers at each radius level, assign complete structure features</span> | |
700 687 <span class="c"># in terms all the bonds involved to generate that identifier</span> | |
701 688 <span class="c"># . Use the complete structure features to remover atom identifiers which are</span> | |
702 689 <span class="c"># structurally equivalent which can also be at earlier radii levels</span> | |
703 690 <span class="c">#</span> | |
704 691 <span class="c">#</span> | |
705 <a name="_RemoveStructurallyDuplicateIdenfiers-"></a> 692 <span class="k">sub </span><span class="m">_RemoveStructurallyDuplicateIdenfiers</span> <span class="s">{</span> | |
706 693 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
707 694 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="cm">,</span> <span class="i">$SimilarAtomIdentifierRadius</span><span class="cm">,</span> <span class="i">$SimilarAtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
708 695 | |
709 696 <span class="c"># Setup structure features...</span> | |
710 697 <span class="i">$This</span><span class="i">->_SetupStructureFeaturesForAtomIDsInvolvedInUniqueIdentifiers</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
711 698 | |
712 699 <span class="c"># Identify structurally unqiue identifiers...</span> | |
713 700 <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="s">)</span> <span class="s">{</span> | |
714 701 <span class="j">ATOMIDENTIFIER:</span> <span class="k">for</span> <span class="i">$AtomIdentifier</span> <span class="s">(</span><span class="k">sort</span> <span class="s">{</span> <span class="i">$a</span> <=> <span class="i">$b</span> <span class="s">}</span> <span class="k">keys</span> <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}}<span class="s">)</span> <span class="s">{</span> | |
715 702 <span class="i">$AtomID</span> = <span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>}<span class="sc">;</span> | |
716 703 | |
717 704 <span class="s">(</span><span class="i">$SimilarAtomIdentifierRadius</span><span class="cm">,</span> <span class="i">$SimilarAtomIdentifier</span><span class="s">)</span> = <span class="i">$This</span><span class="i">->_FindStructurallySimilarAtomIdentifier</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
718 705 <span class="k">if</span> <span class="s">(</span><span class="i">$SimilarAtomIdentifier</span><span class="s">)</span> <span class="s">{</span> | |
719 706 <span class="c"># Current atom identifier is similar to an earlier structurally unique atom identifier...</span> | |
720 707 <span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiersCount</span>}{<span class="i">$SimilarAtomIdentifierRadius</span>}{<span class="i">$SimilarAtomIdentifier</span>} += <span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiersCount</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>}<span class="sc">;</span> | |
721 708 <span class="k">next</span> <span class="j">ATOMIDENTIFIER</span><span class="sc">;</span> | |
722 709 <span class="s">}</span> | |
723 710 <span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>} = <span class="i">$AtomID</span><span class="sc">;</span> | |
724 711 | |
725 712 <span class="c"># Set structurally unique atom identifier count to the unique atom identifiers count...</span> | |
726 713 <span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiersCount</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>} = <span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiersCount</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>}<span class="sc">;</span> | |
727 714 <span class="s">}</span> | |
728 715 <span class="s">}</span> | |
729 716 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
730 717 <span class="s">}</span> | |
731 718 | |
732 719 <span class="c"># Set final fingerpritns vector...</span> | |
733 720 <span class="c">#</span> | |
734 <a name="_SetFinalFingerprints-"></a> 721 <span class="k">sub </span><span class="m">_SetFinalFingerprints</span> <span class="s">{</span> | |
735 722 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
736 723 | |
737 724 <span class="c"># Mark successful generation of fingerprints...</span> | |
738 725 <span class="i">$This</span>->{<span class="w">FingerprintsGenerated</span>} = <span class="n">1</span><span class="sc">;</span> | |
739 726 | |
740 727 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">Type</span>} =~ <span class="q">/^ExtendedConnectivity$/i</span><span class="s">)</span> <span class="s">{</span> | |
741 728 <span class="i">$This</span><span class="i">->_SetFinalExtendedConnectivityFingerprints</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
742 729 <span class="s">}</span> | |
743 730 <span class="k">elsif</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">Type</span>} =~ <span class="q">/^ExtendedConnectivityCount$/i</span><span class="s">)</span> <span class="s">{</span> | |
744 731 <span class="i">$This</span><span class="i">->_SetFinalExtendedConnectivityCountFingerprints</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
745 732 <span class="s">}</span> | |
746 733 <span class="k">elsif</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">Type</span>} =~ <span class="q">/^ExtendedConnectivityBits$/i</span><span class="s">)</span> <span class="s">{</span> | |
747 734 <span class="i">$This</span><span class="i">->_SetFinalExtendedConnectivityBitsFingerprints</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
748 735 <span class="s">}</span> | |
749 736 | |
750 737 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
751 738 <span class="s">}</span> | |
752 739 | |
753 740 <span class="c"># Set final extended connectivity fingerpritns vector...</span> | |
754 741 <span class="c">#</span> | |
755 <a name="_SetFinalExtendedConnectivityFingerprints-"></a> 742 <span class="k">sub </span><span class="m">_SetFinalExtendedConnectivityFingerprints</span> <span class="s">{</span> | |
756 743 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
757 744 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="cm">,</span> <span class="i">@AtomIdentifiers</span><span class="s">)</span><span class="sc">;</span> | |
758 745 | |
759 746 <span class="i">@AtomIdentifiers</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
760 747 | |
761 748 <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="s">)</span> <span class="s">{</span> | |
762 749 <span class="k">for</span> <span class="i">$AtomIdentifier</span> <span class="s">(</span><span class="k">sort</span> <span class="s">{</span> <span class="i">$a</span> <=> <span class="i">$b</span> <span class="s">}</span> <span class="k">keys</span> <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}}<span class="s">)</span> <span class="s">{</span> | |
763 750 <span class="k">push</span> <span class="i">@AtomIdentifiers</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="sc">;</span> | |
764 751 <span class="s">}</span> | |
765 752 <span class="s">}</span> | |
766 753 <span class="c"># Add atom identifiers to fingerprint vector...</span> | |
767 754 <span class="i">$This</span>->{<span class="w">FingerprintsVector</span>}<span class="i">->AddValues</span><span class="s">(</span>\<span class="i">@AtomIdentifiers</span><span class="s">)</span><span class="sc">;</span> | |
768 755 | |
769 756 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
770 757 <span class="s">}</span> | |
771 758 | |
772 759 <span class="c"># Set final extended connectivity count fingerpritns vector...</span> | |
773 760 <span class="c">#</span> | |
774 <a name="_SetFinalExtendedConnectivityCountFingerprints-"></a> 761 <span class="k">sub </span><span class="m">_SetFinalExtendedConnectivityCountFingerprints</span> <span class="s">{</span> | |
775 762 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
776 763 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="cm">,</span> <span class="i">$AtomIdentifierCount</span><span class="cm">,</span> <span class="i">@AtomIdentifiers</span><span class="cm">,</span> <span class="i">@AtomIdentifiersCount</span><span class="s">)</span><span class="sc">;</span> | |
777 764 | |
778 765 <span class="i">@AtomIdentifiers</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> <span class="i">@AtomIdentifiersCount</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
779 766 | |
780 767 <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="s">)</span> <span class="s">{</span> | |
781 768 <span class="k">for</span> <span class="i">$AtomIdentifier</span> <span class="s">(</span><span class="k">sort</span> <span class="s">{</span> <span class="i">$a</span> <=> <span class="i">$b</span> <span class="s">}</span> <span class="k">keys</span> <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}}<span class="s">)</span> <span class="s">{</span> | |
782 769 <span class="i">$AtomIdentifierCount</span> = <span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiersCount</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>}<span class="sc">;</span> | |
783 770 <span class="k">push</span> <span class="i">@AtomIdentifiers</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="sc">;</span> | |
784 771 <span class="k">push</span> <span class="i">@AtomIdentifiersCount</span><span class="cm">,</span> <span class="i">$AtomIdentifierCount</span><span class="sc">;</span> | |
785 772 <span class="s">}</span> | |
786 773 <span class="s">}</span> | |
787 774 <span class="c"># Add atom identifiers to fingerprint vector as value IDs...</span> | |
788 775 <span class="i">$This</span>->{<span class="w">FingerprintsVector</span>}<span class="i">->AddValueIDs</span><span class="s">(</span>\<span class="i">@AtomIdentifiers</span><span class="s">)</span><span class="sc">;</span> | |
789 776 | |
790 777 <span class="c"># Add atom identifiers to count to fingerprint vector as values...</span> | |
791 778 <span class="i">$This</span>->{<span class="w">FingerprintsVector</span>}<span class="i">->AddValues</span><span class="s">(</span>\<span class="i">@AtomIdentifiersCount</span><span class="s">)</span><span class="sc">;</span> | |
792 779 | |
793 780 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
794 781 <span class="s">}</span> | |
795 782 | |
796 783 <span class="c"># Set final extended connectivity bits fingerpritns vector...</span> | |
797 784 <span class="c">#</span> | |
798 <a name="_SetFinalExtendedConnectivityBitsFingerprints-"></a> 785 <span class="k">sub </span><span class="m">_SetFinalExtendedConnectivityBitsFingerprints</span> <span class="s">{</span> | |
799 786 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
800 787 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="cm">,</span> <span class="i">$FingerprintsBitVector</span><span class="cm">,</span> <span class="i">$Size</span><span class="cm">,</span> <span class="i">$SkipBitPosCheck</span><span class="cm">,</span> <span class="i">$AtomIdentifierBitPos</span><span class="cm">,</span> <span class="i">$SetBitNum</span><span class="s">)</span><span class="sc">;</span> | |
801 788 | |
802 789 <span class="i">$FingerprintsBitVector</span> = <span class="i">$This</span>->{<span class="w">FingerprintsBitVector</span>}<span class="sc">;</span> | |
803 790 | |
804 791 <span class="i">$Size</span> = <span class="i">$This</span>->{<span class="w">Size</span>}<span class="sc">;</span> | |
805 792 | |
806 793 <span class="i">$SkipBitPosCheck</span> = <span class="n">1</span><span class="sc">;</span> | |
807 794 | |
808 795 <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="s">)</span> <span class="s">{</span> | |
809 796 <span class="k">for</span> <span class="i">$AtomIdentifier</span> <span class="s">(</span><span class="k">keys</span> <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}}<span class="s">)</span> <span class="s">{</span> | |
810 797 <span class="c"># Set random number seed...</span> | |
811 798 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">UsePerlCoreRandom</span>}<span class="s">)</span> <span class="s">{</span> | |
812 799 <span class="i">CORE::</span><span class="k">srand</span><span class="s">(</span><span class="i">$AtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
813 800 <span class="s">}</span> | |
814 801 <span class="k">else</span> <span class="s">{</span> | |
815 802 <span class="i">MathUtil::srandom</span><span class="s">(</span><span class="i">$AtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
816 803 <span class="s">}</span> | |
817 804 | |
818 805 <span class="c"># Set bit position...</span> | |
819 806 <span class="i">$AtomIdentifierBitPos</span> = <span class="i">$This</span>->{<span class="w">UsePerlCoreRandom</span>} ? <span class="k">int</span><span class="s">(</span><span class="i">CORE::</span><span class="k">rand</span><span class="s">(</span><span class="i">$Size</span><span class="s">)</span><span class="s">)</span> <span class="co">:</span> <span class="k">int</span><span class="s">(</span><span class="i">MathUtil::random</span><span class="s">(</span><span class="i">$Size</span><span class="s">)</span><span class="s">)</span><span class="sc">;</span> | |
820 807 <span class="i">$FingerprintsBitVector</span><span class="i">->SetBit</span><span class="s">(</span><span class="i">$AtomIdentifierBitPos</span><span class="cm">,</span> <span class="i">$SkipBitPosCheck</span><span class="s">)</span><span class="sc">;</span> | |
821 808 <span class="s">}</span> | |
822 809 <span class="s">}</span> | |
823 810 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
824 811 <span class="s">}</span> | |
825 812 | |
826 813 | |
827 814 <span class="c"># Identify structurally unique identifiers by comparing structure features involved in</span> | |
828 815 <span class="c"># generating identifiear by comparing it agains all the previous structurally unique</span> | |
829 816 <span class="c"># identifiers...</span> | |
830 817 <span class="c">#</span> | |
831 <a name="_FindStructurallySimilarAtomIdentifier-"></a> 818 <span class="k">sub </span><span class="m">_FindStructurallySimilarAtomIdentifier</span> <span class="s">{</span> | |
832 819 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">$SpecifiedRadius</span><span class="cm">,</span> <span class="i">$SpecifiedAtomID</span><span class="cm">,</span> <span class="i">$SpecifiedAtomIdentifier</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
833 820 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="cm">,</span> <span class="i">$FeatureAtomCount</span><span class="cm">,</span> <span class="i">$FeatureAtomIDsRef</span><span class="cm">,</span> <span class="i">$SpecifiedFeatureAtomID</span><span class="cm">,</span> <span class="i">$SpecifiedFeatureAtomCount</span><span class="cm">,</span> <span class="i">$SpecifiedFeatureAtomIDsRef</span><span class="s">)</span><span class="sc">;</span> | |
834 821 | |
835 822 <span class="k">if</span> <span class="s">(</span><span class="i">$SpecifiedRadius</span> == <span class="n">0</span><span class="s">)</span> <span class="s">{</span> | |
836 823 <span class="c"># After duplicate removal by value, all identifier at radius level 0 would be structurally unique...</span> | |
837 824 <span class="k">return</span> <span class="s">(</span><span class="k">undef</span><span class="cm">,</span> <span class="k">undef</span><span class="s">)</span><span class="sc">;</span> | |
838 825 <span class="s">}</span> | |
839 826 | |
840 827 <span class="i">$SpecifiedFeatureAtomCount</span> = <span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomCount</span>}{<span class="i">$SpecifiedRadius</span>}{<span class="i">$SpecifiedAtomID</span>}<span class="sc">;</span> | |
841 828 <span class="i">$SpecifiedFeatureAtomIDsRef</span> = <span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomIDs</span>}{<span class="i">$SpecifiedRadius</span>}{<span class="i">$SpecifiedAtomID</span>}<span class="sc">;</span> | |
842 829 | |
843 830 <span class="c"># No need to compare features at radius 0...</span> | |
844 831 <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">1</span> .. <span class="i">$SpecifiedRadius</span><span class="s">)</span> <span class="s">{</span> | |
845 832 <span class="j">ATOMIDENTIFIER:</span> <span class="k">for</span> <span class="i">$AtomIdentifier</span> <span class="s">(</span><span class="k">keys</span> <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}}<span class="s">)</span> <span class="s">{</span> | |
846 833 <span class="i">$AtomID</span> = <span class="i">$This</span>->{<span class="w">StructurallyUniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>}<span class="sc">;</span> | |
847 834 | |
848 835 <span class="i">$FeatureAtomCount</span> = <span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomCount</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}<span class="sc">;</span> | |
849 836 <span class="i">$FeatureAtomIDsRef</span> = <span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomIDs</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}<span class="sc">;</span> | |
850 837 | |
851 838 <span class="k">if</span> <span class="s">(</span><span class="i">$SpecifiedFeatureAtomCount</span> != <span class="i">$FeatureAtomCount</span><span class="s">)</span> <span class="s">{</span> | |
852 839 <span class="c"># Couldn't be structurally equivalent...</span> | |
853 840 <span class="k">next</span> <span class="j">ATOMIDENTIFIER</span><span class="sc">;</span> | |
854 841 <span class="s">}</span> | |
855 842 <span class="k">for</span> <span class="i">$SpecifiedFeatureAtomID</span> <span class="s">(</span><span class="k">keys</span> <span class="i">%</span> {<span class="i">$SpecifiedFeatureAtomIDsRef</span>}<span class="s">)</span> <span class="s">{</span> | |
856 843 <span class="k">if</span> <span class="s">(</span>! <span class="k">exists</span> <span class="i">$FeatureAtomIDsRef</span>->{<span class="i">$SpecifiedFeatureAtomID</span>}<span class="s">)</span> <span class="s">{</span> | |
857 844 <span class="c"># For structural equivalency, all atom in specified feature must also be present in a previously</span> | |
858 845 <span class="c"># identified structurally unique structure feature...</span> | |
859 846 <span class="k">next</span> <span class="j">ATOMIDENTIFIER</span><span class="sc">;</span> | |
860 847 <span class="s">}</span> | |
861 848 <span class="s">}</span> | |
862 849 <span class="c"># Found structurally equivalent feature...</span> | |
863 850 <span class="k">return</span> <span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="s">)</span><span class="sc">;</span> | |
864 851 <span class="s">}</span> | |
865 852 <span class="s">}</span> | |
866 853 <span class="k">return</span> <span class="s">(</span><span class="k">undef</span><span class="cm">,</span> <span class="k">undef</span><span class="s">)</span><span class="sc">;</span> | |
867 854 <span class="s">}</span> | |
868 855 | |
869 856 <span class="c"># Setup structure features for atom IDs involved in unique atom identifiers at all</span> | |
870 857 <span class="c"># radii level...</span> | |
871 858 <span class="c">#</span> | |
872 <a name="_SetupStructureFeaturesForAtomIDsInvolvedInUniqueIdentifiers-"></a> 859 <span class="k">sub </span><span class="m">_SetupStructureFeaturesForAtomIDsInvolvedInUniqueIdentifiers</span> <span class="s">{</span> | |
873 860 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
874 861 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$PreviousRadius</span><span class="cm">,</span> <span class="i">$Atom</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="cm">,</span> <span class="i">$AtomIdentifier</span><span class="cm">,</span> <span class="i">$NeighborhoodAtomID</span><span class="cm">,</span> <span class="i">$NeighborhoodAtomsWithSuccessorAtomsRef</span><span class="cm">,</span> <span class="i">$NeighborhoodAtom</span><span class="cm">,</span> <span class="i">$NeighborhoodAtomSuccessorAtomsRef</span><span class="cm">,</span> <span class="i">%AtomIDs</span><span class="s">)</span><span class="sc">;</span> | |
875 862 | |
876 863 <span class="i">$This</span><span class="i">->_InitializeStructureFeatures</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
877 864 | |
878 865 <span class="c"># Collect atom IDs involved in unique atom identifiers...</span> | |
879 866 <span class="i">%AtomIDs</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
880 867 <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="s">)</span> <span class="s">{</span> | |
881 868 <span class="k">for</span> <span class="i">$AtomIdentifier</span> <span class="s">(</span><span class="k">keys</span> <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}}<span class="s">)</span> <span class="s">{</span> | |
882 869 <span class="i">$AtomID</span> = <span class="i">$This</span>->{<span class="w">UniqueAtomIdentifiers</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomIdentifier</span>}<span class="sc">;</span> | |
883 870 <span class="i">$AtomIDs</span>{<span class="i">$AtomID</span>} = <span class="i">$AtomID</span><span class="sc">;</span> | |
884 871 <span class="s">}</span> | |
885 872 <span class="s">}</span> | |
886 873 | |
887 874 <span class="c"># Setup structure features...</span> | |
888 875 <span class="k">for</span> <span class="i">$Radius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="s">)</span> <span class="s">{</span> | |
889 876 <span class="k">for</span> <span class="i">$AtomID</span> <span class="s">(</span><span class="k">keys</span> <span class="i">%AtomIDs</span><span class="s">)</span> <span class="s">{</span> | |
890 877 <span class="k">my</span><span class="s">(</span><span class="i">$StructureFeatureAtomCount</span><span class="cm">,</span> <span class="i">%StructureFeatureAtomIDs</span><span class="s">)</span><span class="sc">;</span> | |
891 878 | |
892 879 <span class="i">$StructureFeatureAtomCount</span> = <span class="n">0</span><span class="sc">;</span> | |
893 880 <span class="i">%StructureFeatureAtomIDs</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
894 881 | |
895 882 <span class="c"># Get partial structure features for the atom at previous radius level...</span> | |
896 883 <span class="i">$PreviousRadius</span> = <span class="i">$Radius</span> - <span class="n">1</span><span class="sc">;</span> | |
897 884 <span class="k">if</span> <span class="s">(</span><span class="i">$PreviousRadius</span> >= <span class="n">0</span><span class="s">)</span> <span class="s">{</span> | |
898 885 <span class="i">$StructureFeatureAtomCount</span> += <span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomCount</span>}{<span class="i">$PreviousRadius</span>}{<span class="i">$AtomID</span>}<span class="sc">;</span> | |
899 886 <span class="i">%StructureFeatureAtomIDs</span> = <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomIDs</span>}{<span class="i">$PreviousRadius</span>}{<span class="i">$AtomID</span>}}<span class="sc">;</span> | |
900 887 <span class="s">}</span> | |
901 888 | |
902 889 <span class="c"># Get all neighborhood atom at this radius level...</span> | |
903 890 <span class="k">if</span> <span class="s">(</span><span class="k">exists</span><span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}{<span class="i">$Radius</span>}<span class="s">)</span> && <span class="k">exists</span><span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}<span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
904 891 <span class="j">NEIGHBORHOODS:</span> <span class="k">for</span> <span class="i">$NeighborhoodAtomsWithSuccessorAtomsRef</span> <span class="s">(</span><span class="i">@</span>{<span class="i">$This</span>->{<span class="w">AtomNeighborhoods</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>}}<span class="s">)</span> <span class="s">{</span> | |
905 892 <span class="s">(</span><span class="i">$NeighborhoodAtom</span><span class="cm">,</span> <span class="i">$NeighborhoodAtomSuccessorAtomsRef</span><span class="s">)</span> = <span class="i">@</span>{<span class="i">$NeighborhoodAtomsWithSuccessorAtomsRef</span>}<span class="sc">;</span> | |
906 893 <span class="k">if</span> <span class="s">(</span><span class="i">$NeighborhoodAtom</span><span class="i">->IsHydrogen</span><span class="s">(</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
907 894 <span class="k">next</span> <span class="j">NEIGHBORHOODS</span><span class="sc">;</span> | |
908 895 <span class="s">}</span> | |
909 896 <span class="i">$NeighborhoodAtomID</span> = <span class="i">$NeighborhoodAtom</span><span class="i">->GetID</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
910 897 <span class="i">$StructureFeatureAtomCount</span>++<span class="sc">;</span> | |
911 898 <span class="i">$StructureFeatureAtomIDs</span>{<span class="i">$NeighborhoodAtomID</span>} = <span class="i">$NeighborhoodAtomID</span><span class="sc">;</span> | |
912 899 <span class="s">}</span> | |
913 900 <span class="s">}</span> | |
914 901 | |
915 902 <span class="c"># Assign structure features to atom at this radius level...</span> | |
916 903 <span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomCount</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>} = <span class="i">$StructureFeatureAtomCount</span><span class="sc">;</span> | |
917 904 <span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomIDs</span>}{<span class="i">$Radius</span>}{<span class="i">$AtomID</span>} = \<span class="i">%StructureFeatureAtomIDs</span><span class="sc">;</span> | |
918 905 <span class="s">}</span> | |
919 906 <span class="s">}</span> | |
920 907 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
921 908 <span class="s">}</span> | |
922 909 | |
923 910 <span class="c"># Intialize structure features at each radius level...</span> | |
924 911 <span class="c">#</span> | |
925 <a name="_InitializeStructureFeatures-"></a> 912 <span class="k">sub </span><span class="m">_InitializeStructureFeatures</span> <span class="s">{</span> | |
926 913 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
927 914 <span class="k">my</span><span class="s">(</span><span class="i">$Radius</span><span class="cm">,</span> <span class="i">$CurrentRadius</span><span class="cm">,</span> <span class="i">$Atom</span><span class="cm">,</span> <span class="i">$AtomID</span><span class="s">)</span><span class="sc">;</span> | |
928 915 | |
929 916 <span class="c"># Initialize all structure features...</span> | |
930 917 | |
931 918 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructureFeatures</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
932 919 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomCount</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
933 920 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomIDs</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
934 921 | |
935 922 <span class="i">$Radius</span> = <span class="i">$This</span>->{<span class="w">NeighborhoodRadius</span>}<span class="sc">;</span> | |
936 923 <span class="k">for</span> <span class="i">$CurrentRadius</span> <span class="s">(</span><span class="n">0</span> .. <span class="i">$Radius</span><span class="s">)</span> <span class="s">{</span> | |
937 924 <span class="c"># Structure features for at specific radii accessed using atom IDs...</span> | |
938 925 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomCount</span>}{<span class="i">$CurrentRadius</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
939 926 <span class="i">%</span>{<span class="i">$This</span>->{<span class="w">StructureFeatures</span>}{<span class="w">AtomIDs</span>}{<span class="i">$CurrentRadius</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
940 927 <span class="s">}</span> | |
941 928 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
942 929 <span class="s">}</span> | |
943 930 | |
944 931 <span class="c"># Cache appropriate molecule data...</span> | |
945 932 <span class="c">#</span> | |
946 <a name="_SetupMoleculeDataCache-"></a> 933 <span class="k">sub </span><span class="m">_SetupMoleculeDataCache</span> <span class="s">{</span> | |
947 934 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
948 935 | |
949 936 <span class="c"># Get all non-hydrogen atoms...</span> | |
950 937 <span class="k">my</span><span class="s">(</span><span class="i">$NegateAtomCheckMethod</span><span class="s">)</span><span class="sc">;</span> | |
951 938 <span class="i">$NegateAtomCheckMethod</span> = <span class="n">1</span><span class="sc">;</span> | |
952 939 <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">Atoms</span>}} = <span class="i">$This</span><span class="i">->GetMolecule</span><span class="s">(</span><span class="s">)</span><span class="i">->GetAtoms</span><span class="s">(</span><span class="q">"IsHydrogen"</span><span class="cm">,</span> <span class="i">$NegateAtomCheckMethod</span><span class="s">)</span><span class="sc">;</span> | |
953 940 | |
954 941 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
955 942 <span class="s">}</span> | |
956 943 | |
957 944 <span class="c"># Clear cached molecule data...</span> | |
958 945 <span class="c">#</span> | |
959 <a name="_ClearMoleculeDataCache-"></a> 946 <span class="k">sub </span><span class="m">_ClearMoleculeDataCache</span> <span class="s">{</span> | |
960 947 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
961 948 | |
962 949 <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">Atoms</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
963 950 | |
964 951 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
965 952 <span class="s">}</span> | |
966 953 | |
967 954 <span class="c"># Initialize atom indentifier type information...</span> | |
968 955 <span class="c">#</span> | |
969 956 <span class="c"># Current supported values:</span> | |
970 957 <span class="c">#</span> | |
971 958 <span class="c"># AtomicInvariantsAtomTypes, FunctionalClassAtomTypes, DREIDINGAtomTypes, EStateAtomTypes,</span> | |
972 959 <span class="c"># MMFF94AtomTypes, SLogPAtomTypes, SYBYLAtomTypes, TPSAAtomTypes, UFFAtomTypes</span> | |
973 960 <span class="c">#</span> | |
974 <a name="_InitializeAtomIdentifierTypeInformation-"></a> 961 <span class="k">sub </span><span class="m">_InitializeAtomIdentifierTypeInformation</span> <span class="s">{</span> | |
975 962 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
976 963 | |
977 964 <span class="j">IDENTIFIERTYPE:</span> <span class="s">{</span> | |
978 965 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^AtomicInvariantsAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
979 966 <span class="i">$This</span><span class="i">->_InitializeAtomicInvariantsAtomTypesInformation</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
980 967 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
981 968 <span class="s">}</span> | |
982 969 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^FunctionalClassAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
983 970 <span class="i">$This</span><span class="i">->_InitializeFunctionalClassAtomTypesInformation</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
984 971 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
985 972 <span class="s">}</span> | |
986 973 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^(DREIDINGAtomTypes|EStateAtomTypes|MMFF94AtomTypes|SLogPAtomTypes|SYBYLAtomTypes|TPSAAtomTypes|UFFAtomTypes)$/i</span><span class="s">)</span> <span class="s">{</span> | |
987 974 <span class="c"># Nothing to do for now...</span> | |
988 975 <span class="k">last</span> <span class="j">IDENTIFIERTYPE</span><span class="sc">;</span> | |
989 976 <span class="s">}</span> | |
990 977 <span class="w">carp</span> <span class="q">"Warning: ${ClassName}->_InitializeAtomIdentifierTypeInformation: Unknown atom indentifier type $This->{AtomIdentifierType}..."</span><span class="sc">;</span> | |
991 978 <span class="s">}</span> | |
992 979 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
993 980 <span class="s">}</span> | |
994 981 | |
995 982 <span class="c"># Initialize atomic invariants atom types, generated by AtomTypes::AtomicInvariantsAtomTypes</span> | |
996 983 <span class="c"># class, to use for generating initial atom identifiers...</span> | |
997 984 <span class="c">#</span> | |
998 985 <span class="c"># Let:</span> | |
999 986 <span class="c"># AS = Atom symbol corresponding to element symbol</span> | |
1000 987 <span class="c">#</span> | |
1001 988 <span class="c"># X<n> = Number of non-hydrogen atom neighbors or heavy atoms attached to atom</span> | |
1002 989 <span class="c"># BO<n> = Sum of bond orders to non-hydrogen atom neighbors or heavy atoms attached to atom</span> | |
1003 990 <span class="c"># LBO<n> = Largest bond order of non-hydrogen atom neighbors or heavy atoms attached to atom</span> | |
1004 991 <span class="c"># SB<n> = Number of single bonds to non-hydrogen atom neighbors or heavy atoms attached to atom</span> | |
1005 992 <span class="c"># DB<n> = Number of double bonds to non-hydrogen atom neighbors or heavy atoms attached to atom</span> | |
1006 993 <span class="c"># TB<n> = Number of triple bonds to non-hydrogen atom neighbors or heavy atoms attached to atom</span> | |
1007 994 <span class="c"># H<n> = Number of implicit and explicit hydrogens for atom</span> | |
1008 995 <span class="c"># Ar = Aromatic annotation indicating whether atom is aromatic</span> | |
1009 996 <span class="c"># RA = Ring atom annotation indicating whether atom is a ring</span> | |
1010 997 <span class="c"># FC<+n/-n> = Formal charge assigned to atom</span> | |
1011 998 <span class="c"># MN<n> = Mass number indicating isotope other than most abundant isotope</span> | |
1012 999 <span class="c"># SM<n> = Spin multiplicity of atom. Possible values: 1 (singlet), 2 (doublet) or 3 (triplet)</span> | |
1013 1000 <span class="c">#</span> | |
1014 1001 <span class="c"># Then:</span> | |
1015 1002 <span class="c">#</span> | |
1016 1003 <span class="c"># Atom type generated by AtomTypes::AtomicInvariantsAtomTypes class corresponds to:</span> | |
1017 1004 <span class="c">#</span> | |
1018 1005 <span class="c"># AS.X<n>.BO<n>.LBO<n>.<SB><n>.<DB><n>.<TB><n>.H<n>.Ar.RA.FC<+n/-n>.MN<n>.SM<n></span> | |
1019 1006 <span class="c">#</span> | |
1020 1007 <span class="c"># Except for AS which is a required atomic invariant in atom types, all other atomic invariants are</span> | |
1021 1008 <span class="c"># optional.</span> | |
1022 1009 <span class="c">#</span> | |
1023 1010 <span class="c"># Default atomic invariants used for generating inital atom identifiers are [ Ref 24 ]:</span> | |
1024 1011 <span class="c">#</span> | |
1025 1012 <span class="c"># AS, X<n>, BO<n>, H<n>, FC<+n/-n>, MN<n></span> | |
1026 1013 <span class="c">#</span> | |
1027 1014 <span class="c"># In addition to usage of abbreviations for specifying atomic invariants, the following descriptive words</span> | |
1028 1015 <span class="c"># are also allowed:</span> | |
1029 1016 <span class="c">#</span> | |
1030 1017 <span class="c"># X : NumOfNonHydrogenAtomNeighbors or NumOfHeavyAtomNeighbors</span> | |
1031 1018 <span class="c"># BO : SumOfBondOrdersToNonHydrogenAtoms or SumOfBondOrdersToHeavyAtoms</span> | |
1032 1019 <span class="c"># LBO : LargestBondOrderToNonHydrogenAtoms or LargestBondOrderToHeavyAtoms</span> | |
1033 1020 <span class="c"># SB : NumOfSingleBondsToNonHydrogenAtoms or NumOfSingleBondsToHeavyAtoms</span> | |
1034 1021 <span class="c"># DB : NumOfDoubleBondsToNonHydrogenAtoms or NumOfDoubleBondsToHeavyAtoms</span> | |
1035 1022 <span class="c"># TB : NumOfTripleBondsToNonHydrogenAtoms or NumOfTripleBondsToHeavyAtoms</span> | |
1036 1023 <span class="c"># H : NumOfImplicitAndExplicitHydrogens</span> | |
1037 1024 <span class="c"># Ar : Aromatic</span> | |
1038 1025 <span class="c"># RA : RingAtom</span> | |
1039 1026 <span class="c"># FC : FormalCharge</span> | |
1040 1027 <span class="c"># MN : MassNumber</span> | |
1041 1028 <span class="c"># SM : SpinMultiplicity</span> | |
1042 1029 <span class="c">#</span> | |
1043 <a name="_InitializeAtomicInvariantsAtomTypesInformation-"></a>1030 <span class="k">sub </span><span class="m">_InitializeAtomicInvariantsAtomTypesInformation</span> <span class="s">{</span> | |
1044 1031 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
1045 1032 | |
1046 1033 <span class="c"># Default atomic invariants to use for generating initial atom identifiers are: AS, X, BO, LBO, H, FC</span> | |
1047 1034 <span class="c">#</span> | |
1048 1035 <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">AtomicInvariantsToUse</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1049 1036 <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">AtomicInvariantsToUse</span>}} = <span class="s">(</span><span class="q">'AS'</span><span class="cm">,</span> <span class="q">'X'</span><span class="cm">,</span> <span class="q">'BO'</span><span class="cm">,</span> <span class="q">'H'</span><span class="cm">,</span> <span class="q">'FC'</span><span class="cm">,</span> <span class="q">'MN'</span><span class="s">)</span><span class="sc">;</span> | |
1050 1037 | |
1051 1038 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
1052 1039 <span class="s">}</span> | |
1053 1040 | |
1054 1041 <span class="c"># Initialize functional class atom types, generated by AtomTypes::FunctionalClassAtomTypes</span> | |
1055 1042 <span class="c"># class, to use for generating initial atom identifiers...</span> | |
1056 1043 <span class="c">#</span> | |
1057 1044 <span class="c"># Let:</span> | |
1058 1045 <span class="c"># HBD: HydrogenBondDonor</span> | |
1059 1046 <span class="c"># HBA: HydrogenBondAcceptor</span> | |
1060 1047 <span class="c"># PI : PositivelyIonizable</span> | |
1061 1048 <span class="c"># NI : NegativelyIonizable</span> | |
1062 1049 <span class="c"># Ar : Aromatic</span> | |
1063 1050 <span class="c"># Hal : Halogen</span> | |
1064 1051 <span class="c"># H : Hydrophobic</span> | |
1065 1052 <span class="c"># RA : RingAtom</span> | |
1066 1053 <span class="c"># CA : ChainAtom</span> | |
1067 1054 <span class="c">#</span> | |
1068 1055 <span class="c"># Then:</span> | |
1069 1056 <span class="c">#</span> | |
1070 1057 <span class="c"># Functiononal class atom type specification for an atom corresponds to:</span> | |
1071 1058 <span class="c">#</span> | |
1072 1059 <span class="c"># Ar.CA.H.HBA.HBD.Hal.NI.PI.RA</span> | |
1073 1060 <span class="c">#</span> | |
1074 1061 <span class="c"># Default functional classes used are: HBD, HBA, PI, NI, Ar, Hal</span> | |
1075 1062 <span class="c">#</span> | |
1076 1063 <span class="c"># FunctionalAtomTypes are assigned using the following definitions [ Ref 60-61, Ref 65-66 ]:</span> | |
1077 1064 <span class="c">#</span> | |
1078 1065 <span class="c"># HydrogenBondDonor: NH, NH2, OH</span> | |
1079 1066 <span class="c"># HydrogenBondAcceptor: N[!H], O</span> | |
1080 1067 <span class="c"># PositivelyIonizable: +, NH2</span> | |
1081 1068 <span class="c"># NegativelyIonizable: -, C(=O)OH, S(=O)OH, P(=O)OH</span> | |
1082 1069 <span class="c">#</span> | |
1083 <a name="_InitializeFunctionalClassAtomTypesInformation-"></a>1070 <span class="k">sub </span><span class="m">_InitializeFunctionalClassAtomTypesInformation</span> <span class="s">{</span> | |
1084 1071 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
1085 1072 | |
1086 1073 <span class="c"># Default functional class atom typess to use for generating initial atom identifiers</span> | |
1087 1074 <span class="c"># are: HBD, HBA, PI, NI, Ar, Hal</span> | |
1088 1075 <span class="c">#</span> | |
1089 1076 <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">FunctionalClassesToUse</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1090 1077 <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">FunctionalClassesToUse</span>}} = <span class="s">(</span><span class="q">'HBD'</span><span class="cm">,</span> <span class="q">'HBA'</span><span class="cm">,</span> <span class="q">'PI'</span><span class="cm">,</span> <span class="q">'NI'</span><span class="cm">,</span> <span class="q">'Ar'</span><span class="cm">,</span> <span class="q">'Hal'</span><span class="s">)</span><span class="sc">;</span> | |
1091 1078 | |
1092 1079 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
1093 1080 <span class="s">}</span> | |
1094 1081 | |
1095 1082 <span class="c"># Set atomic invariants to use for generation of intial atom indentifiers...</span> | |
1096 1083 <span class="c">#</span> | |
1097 <a name="SetAtomicInvariantsToUse-"></a>1084 <span class="k">sub </span><span class="m">SetAtomicInvariantsToUse</span> <span class="s">{</span> | |
1098 1085 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">@Values</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
1099 1086 <span class="k">my</span><span class="s">(</span><span class="i">$FirstValue</span><span class="cm">,</span> <span class="i">$TypeOfFirstValue</span><span class="cm">,</span> <span class="i">$AtomicInvariant</span><span class="cm">,</span> <span class="i">$SpecifiedAtomicInvariant</span><span class="cm">,</span> <span class="i">@SpecifiedAtomicInvariants</span><span class="cm">,</span> <span class="i">@AtomicInvariantsToUse</span><span class="s">)</span><span class="sc">;</span> | |
1100 1087 | |
1101 1088 <span class="k">if</span> <span class="s">(</span>!<span class="i">@Values</span><span class="s">)</span> <span class="s">{</span> | |
1102 1089 <span class="w">carp</span> <span class="q">"Warning: ${ClassName}->SetAtomicInvariantsToUse: No values specified..."</span><span class="sc">;</span> | |
1103 1090 <span class="k">return</span><span class="sc">;</span> | |
1104 1091 <span class="s">}</span> | |
1105 1092 | |
1106 1093 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} !~ <span class="q">/^AtomicInvariantsAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
1107 1094 <span class="w">carp</span> <span class="q">"Warning: ${ClassName}->SetFunctionalAtomTypesToUse: AtomicInvariantsToUse can't be set for InitialAtomIdentifierType of $This->{AtomIdentifierType}..."</span><span class="sc">;</span> | |
1108 1095 <span class="k">return</span><span class="sc">;</span> | |
1109 1096 <span class="s">}</span> | |
1110 1097 | |
1111 1098 <span class="i">$FirstValue</span> = <span class="i">$Values</span>[<span class="n">0</span>]<span class="sc">;</span> | |
1112 1099 <span class="i">$TypeOfFirstValue</span> = <span class="k">ref</span> <span class="i">$FirstValue</span><span class="sc">;</span> | |
1113 1100 | |
1114 1101 <span class="i">@SpecifiedAtomicInvariants</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1115 1102 <span class="i">@AtomicInvariantsToUse</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1116 1103 | |
1117 1104 <span class="k">if</span> <span class="s">(</span><span class="i">$TypeOfFirstValue</span> =~ <span class="q">/^ARRAY/</span><span class="s">)</span> <span class="s">{</span> | |
1118 1105 <span class="k">push</span> <span class="i">@SpecifiedAtomicInvariants</span><span class="cm">,</span> <span class="i">@</span>{<span class="i">$FirstValue</span>}<span class="sc">;</span> | |
1119 1106 <span class="s">}</span> | |
1120 1107 <span class="k">else</span> <span class="s">{</span> | |
1121 1108 <span class="k">push</span> <span class="i">@SpecifiedAtomicInvariants</span><span class="cm">,</span> <span class="i">@Values</span><span class="sc">;</span> | |
1122 1109 <span class="s">}</span> | |
1123 1110 | |
1124 1111 <span class="c"># Make sure specified AtomicInvariants are valid...</span> | |
1125 1112 <span class="k">for</span> <span class="i">$SpecifiedAtomicInvariant</span> <span class="s">(</span><span class="i">@SpecifiedAtomicInvariants</span><span class="s">)</span> <span class="s">{</span> | |
1126 1113 <span class="k">if</span> <span class="s">(</span>!<span class="i">AtomTypes::AtomicInvariantsAtomTypes::IsAtomicInvariantAvailable</span><span class="s">(</span><span class="i">$SpecifiedAtomicInvariant</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
1127 1114 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetAtomicInvariantsToUse: Specified atomic invariant, $SpecifiedAtomicInvariant, is not supported...\n "</span><span class="sc">;</span> | |
1128 1115 <span class="s">}</span> | |
1129 1116 <span class="i">$AtomicInvariant</span> = <span class="i">$SpecifiedAtomicInvariant</span><span class="sc">;</span> | |
1130 1117 <span class="k">push</span> <span class="i">@AtomicInvariantsToUse</span><span class="cm">,</span> <span class="i">$AtomicInvariant</span><span class="sc">;</span> | |
1131 1118 <span class="s">}</span> | |
1132 1119 | |
1133 1120 <span class="c"># Set atomic invariants to use...</span> | |
1134 1121 <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">AtomicInvariantsToUse</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1135 1122 <span class="k">push</span> <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">AtomicInvariantsToUse</span>}}<span class="cm">,</span> <span class="i">@AtomicInvariantsToUse</span><span class="sc">;</span> | |
1136 1123 | |
1137 1124 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
1138 1125 <span class="s">}</span> | |
1139 1126 | |
1140 1127 <span class="c"># Set functional classes to use for generation of intial atom indentifiers...</span> | |
1141 1128 <span class="c">#</span> | |
1142 <a name="SetFunctionalClassesToUse-"></a>1129 <span class="k">sub </span><span class="m">SetFunctionalClassesToUse</span> <span class="s">{</span> | |
1143 1130 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="cm">,</span> <span class="i">@Values</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
1144 1131 <span class="k">my</span><span class="s">(</span><span class="i">$FirstValue</span><span class="cm">,</span> <span class="i">$TypeOfFirstValue</span><span class="cm">,</span> <span class="i">$FunctionalClass</span><span class="cm">,</span> <span class="i">$SpecifiedFunctionalClass</span><span class="cm">,</span> <span class="i">@SpecifiedFunctionalClasses</span><span class="cm">,</span> <span class="i">@FunctionalClassesToUse</span><span class="s">)</span><span class="sc">;</span> | |
1145 1132 | |
1146 1133 <span class="k">if</span> <span class="s">(</span>!<span class="i">@Values</span><span class="s">)</span> <span class="s">{</span> | |
1147 1134 <span class="w">carp</span> <span class="q">"Warning: ${ClassName}->SetFunctionalClassesToUse: No values specified..."</span><span class="sc">;</span> | |
1148 1135 <span class="k">return</span><span class="sc">;</span> | |
1149 1136 <span class="s">}</span> | |
1150 1137 | |
1151 1138 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} !~ <span class="q">/^FunctionalClassAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
1152 1139 <span class="w">carp</span> <span class="q">"Warning: ${ClassName}->SetFunctionalClassesToUse: FunctionalClassesToUse can't be set for InitialAtomIdentifierType of $This->{AtomIdentifierType}..."</span><span class="sc">;</span> | |
1153 1140 <span class="k">return</span><span class="sc">;</span> | |
1154 1141 <span class="s">}</span> | |
1155 1142 | |
1156 1143 <span class="i">$FirstValue</span> = <span class="i">$Values</span>[<span class="n">0</span>]<span class="sc">;</span> | |
1157 1144 <span class="i">$TypeOfFirstValue</span> = <span class="k">ref</span> <span class="i">$FirstValue</span><span class="sc">;</span> | |
1158 1145 | |
1159 1146 <span class="i">@SpecifiedFunctionalClasses</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1160 1147 <span class="i">@FunctionalClassesToUse</span> = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1161 1148 | |
1162 1149 <span class="k">if</span> <span class="s">(</span><span class="i">$TypeOfFirstValue</span> =~ <span class="q">/^ARRAY/</span><span class="s">)</span> <span class="s">{</span> | |
1163 1150 <span class="k">push</span> <span class="i">@SpecifiedFunctionalClasses</span><span class="cm">,</span> <span class="i">@</span>{<span class="i">$FirstValue</span>}<span class="sc">;</span> | |
1164 1151 <span class="s">}</span> | |
1165 1152 <span class="k">else</span> <span class="s">{</span> | |
1166 1153 <span class="k">push</span> <span class="i">@SpecifiedFunctionalClasses</span><span class="cm">,</span> <span class="i">@Values</span><span class="sc">;</span> | |
1167 1154 <span class="s">}</span> | |
1168 1155 | |
1169 1156 <span class="c"># Make sure specified FunctionalClasses are valid...</span> | |
1170 1157 <span class="k">for</span> <span class="i">$SpecifiedFunctionalClass</span> <span class="s">(</span><span class="i">@SpecifiedFunctionalClasses</span><span class="s">)</span> <span class="s">{</span> | |
1171 1158 <span class="k">if</span> <span class="s">(</span>!<span class="i">AtomTypes::FunctionalClassAtomTypes::IsFunctionalClassAvailable</span><span class="s">(</span><span class="i">$SpecifiedFunctionalClass</span><span class="s">)</span><span class="s">)</span> <span class="s">{</span> | |
1172 1159 <span class="w">croak</span> <span class="q">"Error: ${ClassName}->SetFunctionalClassesToUse: Specified functional class, $SpecifiedFunctionalClass, is not supported...\n "</span><span class="sc">;</span> | |
1173 1160 <span class="s">}</span> | |
1174 1161 <span class="k">push</span> <span class="i">@FunctionalClassesToUse</span><span class="cm">,</span> <span class="i">$SpecifiedFunctionalClass</span><span class="sc">;</span> | |
1175 1162 <span class="s">}</span> | |
1176 1163 | |
1177 1164 <span class="c"># Set functional classes to use...</span> | |
1178 1165 <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">FunctionalClassesToUse</span>}} = <span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1179 1166 <span class="k">push</span> <span class="i">@</span>{<span class="i">$This</span>->{<span class="w">FunctionalClassesToUse</span>}}<span class="cm">,</span> <span class="i">@FunctionalClassesToUse</span><span class="sc">;</span> | |
1180 1167 | |
1181 1168 <span class="k">return</span> <span class="i">$This</span><span class="sc">;</span> | |
1182 1169 <span class="s">}</span> | |
1183 1170 | |
1184 1171 <span class="c"># Return a string containg data for ExtendedConnectivityFingerprints object...</span> | |
1185 <a name="StringifyExtendedConnectivityFingerprints-"></a>1172 <span class="k">sub </span><span class="m">StringifyExtendedConnectivityFingerprints</span> <span class="s">{</span> | |
1186 1173 <span class="k">my</span><span class="s">(</span><span class="i">$This</span><span class="s">)</span> = <span class="i">@_</span><span class="sc">;</span> | |
1187 1174 <span class="k">my</span><span class="s">(</span><span class="i">$ExtendedConnectivityFingerprintsString</span><span class="s">)</span><span class="sc">;</span> | |
1188 1175 | |
1189 1176 <span class="i">$ExtendedConnectivityFingerprintsString</span> = <span class="q">"InitialAtomIdentifierType: $This->{AtomIdentifierType}; NeighborhoodRadius: $This->{NeighborhoodRadius}"</span><span class="sc">;</span> | |
1190 1177 | |
1191 1178 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^AtomicInvariantsAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
1192 1179 <span class="k">my</span><span class="s">(</span><span class="i">$AtomicInvariant</span><span class="cm">,</span> <span class="i">@AtomicInvariants</span><span class="cm">,</span> <span class="i">@AtomicInvariantsOrder</span><span class="cm">,</span> <span class="i">%AvailableAtomicInvariants</span><span class="s">)</span><span class="sc">;</span> | |
1193 1180 | |
1194 1181 <span class="i">@AtomicInvariantsOrder</span> = <span class="i">AtomTypes::AtomicInvariantsAtomTypes::GetAtomicInvariantsOrder</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1195 1182 <span class="i">%AvailableAtomicInvariants</span> = <span class="i">AtomTypes::AtomicInvariantsAtomTypes::GetAvailableAtomicInvariants</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1196 1183 | |
1197 1184 <span class="k">for</span> <span class="i">$AtomicInvariant</span> <span class="s">(</span><span class="i">@AtomicInvariantsOrder</span><span class="s">)</span> <span class="s">{</span> | |
1198 1185 <span class="k">push</span> <span class="i">@AtomicInvariants</span><span class="cm">,</span> <span class="q">"$AtomicInvariant: $AvailableAtomicInvariants{$AtomicInvariant}"</span><span class="sc">;</span> | |
1199 1186 <span class="s">}</span> | |
1200 1187 | |
1201 1188 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; AtomicInvariantsToUse: <"</span> . <span class="i">TextUtil::JoinWords</span><span class="s">(</span>\<span class="i">@</span>{<span class="i">$This</span>->{<span class="w">AtomicInvariantsToUse</span>}}<span class="cm">,</span> <span class="q">", "</span><span class="cm">,</span> <span class="n">0</span><span class="s">)</span> . <span class="q">">"</span><span class="sc">;</span> | |
1202 1189 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; AtomicInvariantsOrder: <"</span> . <span class="i">TextUtil::JoinWords</span><span class="s">(</span>\<span class="i">@AtomicInvariantsOrder</span><span class="cm">,</span> <span class="q">", "</span><span class="cm">,</span> <span class="n">0</span><span class="s">)</span> . <span class="q">">"</span><span class="sc">;</span> | |
1203 1190 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; AvailableAtomicInvariants: <"</span> . <span class="i">TextUtil::JoinWords</span><span class="s">(</span>\<span class="i">@AtomicInvariants</span><span class="cm">,</span> <span class="q">", "</span><span class="cm">,</span> <span class="n">0</span><span class="s">)</span> . <span class="q">">"</span><span class="sc">;</span> | |
1204 1191 <span class="s">}</span> | |
1205 1192 <span class="k">elsif</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">AtomIdentifierType</span>} =~ <span class="q">/^FunctionalClassAtomTypes$/i</span><span class="s">)</span> <span class="s">{</span> | |
1206 1193 <span class="k">my</span><span class="s">(</span><span class="i">$FunctionalClass</span><span class="cm">,</span> <span class="i">@FunctionalClasses</span><span class="cm">,</span> <span class="i">@FunctionalClassesOrder</span><span class="cm">,</span> <span class="i">%AvailableFunctionalClasses</span><span class="s">)</span><span class="sc">;</span> | |
1207 1194 | |
1208 1195 <span class="i">@FunctionalClassesOrder</span> = <span class="i">AtomTypes::FunctionalClassAtomTypes::GetFunctionalClassesOrder</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1209 1196 <span class="i">%AvailableFunctionalClasses</span> = <span class="i">AtomTypes::FunctionalClassAtomTypes::GetAvailableFunctionalClasses</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1210 1197 | |
1211 1198 <span class="k">for</span> <span class="i">$FunctionalClass</span> <span class="s">(</span><span class="i">@FunctionalClassesOrder</span><span class="s">)</span> <span class="s">{</span> | |
1212 1199 <span class="k">push</span> <span class="i">@FunctionalClasses</span><span class="cm">,</span> <span class="q">"$FunctionalClass: $AvailableFunctionalClasses{$FunctionalClass}"</span><span class="sc">;</span> | |
1213 1200 <span class="s">}</span> | |
1214 1201 | |
1215 1202 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; FunctionalClassesToUse: <"</span> . <span class="i">TextUtil::JoinWords</span><span class="s">(</span>\<span class="i">@</span>{<span class="i">$This</span>->{<span class="w">FunctionalClassesToUse</span>}}<span class="cm">,</span> <span class="q">", "</span><span class="cm">,</span> <span class="n">0</span><span class="s">)</span> . <span class="q">">"</span><span class="sc">;</span> | |
1216 1203 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; FunctionalClassesOrder: <"</span> . <span class="i">TextUtil::JoinWords</span><span class="s">(</span>\<span class="i">@FunctionalClassesOrder</span><span class="cm">,</span> <span class="q">", "</span><span class="cm">,</span> <span class="n">0</span><span class="s">)</span> . <span class="q">">"</span><span class="sc">;</span> | |
1217 1204 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; AvailableFunctionalClasses: <"</span> . <span class="i">TextUtil::JoinWords</span><span class="s">(</span>\<span class="i">@FunctionalClasses</span><span class="cm">,</span> <span class="q">", "</span><span class="cm">,</span> <span class="n">0</span><span class="s">)</span> . <span class="q">">"</span><span class="sc">;</span> | |
1218 1205 <span class="s">}</span> | |
1219 1206 | |
1220 1207 <span class="k">if</span> <span class="s">(</span><span class="i">$This</span>->{<span class="w">Type</span>} =~ <span class="q">/^ExtendedConnectivityBits$/i</span><span class="s">)</span> <span class="s">{</span> | |
1221 1208 <span class="c"># Size...</span> | |
1222 1209 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; Size: $This->{Size}; MinSize: $This->{MinSize}; MaxSize: $This->{MaxSize}"</span><span class="sc">;</span> | |
1223 1210 | |
1224 1211 <span class="c"># Fingerprint bit density and num of bits set...</span> | |
1225 1212 <span class="k">my</span><span class="s">(</span><span class="i">$NumOfSetBits</span><span class="cm">,</span> <span class="i">$BitDensity</span><span class="s">)</span><span class="sc">;</span> | |
1226 1213 <span class="i">$NumOfSetBits</span> = <span class="i">$This</span>->{<span class="w">FingerprintsBitVector</span>}<span class="i">->GetNumOfSetBits</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1227 1214 <span class="i">$BitDensity</span> = <span class="i">$This</span>->{<span class="w">FingerprintsBitVector</span>}<span class="i">->GetFingerprintsBitDensity</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1228 1215 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; NumOfOnBits: $NumOfSetBits; BitDensity: $BitDensity"</span><span class="sc">;</span> | |
1229 1216 | |
1230 1217 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; FingerprintsBitVector: < $This->{FingerprintsBitVector} >"</span><span class="sc">;</span> | |
1231 1218 <span class="s">}</span> | |
1232 1219 <span class="k">else</span> <span class="s">{</span> | |
1233 1220 <span class="c"># Number of identifiers...</span> | |
1234 1221 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; NumOfIdentifiers: "</span> . <span class="i">$This</span>->{<span class="w">FingerprintsVector</span>}<span class="i">->GetNumOfValues</span><span class="s">(</span><span class="s">)</span><span class="sc">;</span> | |
1235 1222 | |
1236 1223 <span class="c"># FingerprintsVector...</span> | |
1237 1224 <span class="i">$ExtendedConnectivityFingerprintsString</span> .= <span class="q">"; FingerprintsVector: < $This->{FingerprintsVector} >"</span><span class="sc">;</span> | |
1238 1225 <span class="s">}</span> | |
1239 1226 | |
1240 1227 <span class="k">return</span> <span class="i">$ExtendedConnectivityFingerprintsString</span><span class="sc">;</span> | |
1241 1228 <span class="s">}</span> | |
1242 1229 | |
1243 <a name="EOF-"></a></pre> | |
1244 <p> </p> | |
1245 <br /> | |
1246 <center> | |
1247 <img src="../../../images/h2o2.png"> | |
1248 </center> | |
1249 </body> | |
1250 </html> |