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root/group/branches/new_design/OOPSE-4/src/io/ElectrostaticAtomTypesSectionParser.cpp
Revision: 1784
Committed: Wed Nov 24 22:12:12 2004 UTC (19 years, 9 months ago) by tim
File size: 4170 byte(s)
Log Message:
more get built

File Contents

# User Rev Content
1 tim 1770 /*
2     * Copyright (C) 2000-2004 Object Oriented Parallel Simulation Engine (OOPSE) project
3     *
4     * Contact: oopse@oopse.org
5     *
6     * This program is free software; you can redistribute it and/or
7     * modify it under the terms of the GNU Lesser General Public License
8     * as published by the Free Software Foundation; either version 2.1
9     * of the License, or (at your option) any later version.
10     * All we ask is that proper credit is given for our work, which includes
11     * - but is not limited to - adding the above copyright notice to the beginning
12     * of your source code files, and to any copyright notice that you may distribute
13     * with programs based on this work.
14     *
15     * This program is distributed in the hope that it will be useful,
16     * but WITHOUT ANY WARRANTY; without even the implied warranty of
17     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18     * GNU Lesser General Public License for more details.
19     *
20     * You should have received a copy of the GNU Lesser General Public License
21     * along with this program; if not, write to the Free Software
22     * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23     *
24     */
25    
26     #include "io/ElectrostaticAtomTypesSectionParser.hpp"
27    
28 tim 1784 #include "types/AtomType.hpp"
29     #include "types/DirectionalAtomType.hpp"
30    
31 tim 1770 namespace oopse {
32    
33     ElectrostaticAtomTypesSectionParser::ElectrostaticAtomTypesSectionParser() {
34     setSectionName("ElectrostaticAtomTypes");
35     }
36    
37     void ElectrostaticAtomTypesSectionParser::parseLine(ForceField& ff,const std::string& line, int lineNo){
38     StringTokenizer tokenizer(line);
39     int nTokens = tokenizer.countTokens();
40    
41     //in AtomTypeSection, a line at least contains 2 tokens
42     //atomTypeName and biggest rank
43     //for the time being, we only support up to quadrupole
44 tim 1775 // "name" must match the name in the AtomTypes section
45     // charge is given in units of electrons (1.61 x 10^-19 C)
46     // Directionality for dipoles and quadrupoles must be given because the body-fixed
47     // reference frame for directional atoms is determined by the *mass* distribution and
48     // not by the charge distribution.
49     // Dipoles are given in units of Debye
50     // Quadrupoles are given in units of
51     // name 0 charge
52     // name 1 charge |u| [theta phi psi]
53     // name 2 charge |u| Qxx Qyy Qzz [theta phi psi]
54 tim 1770
55     if (nTokens < 2) {
56     std::cerr << "ElectrostaticAtomTypesSectionParser Error: Not enought Tokens at line " << lineNo << std::endl;
57     } else {
58    
59     std::string atomTypeName = tokenizer.nextToken();
60     int biggestRank = tokenizer.nextTokenAsInt();
61     nTokens -= 2;
62    
63     if (nTokens < requiredTokens(biggestRank)) {
64    
65     }
66    
67     AtomType* atomType = ff ->getAtomType(atomTypeName);
68    
69     if (atomType != NULL) {
70     //parse charge
71     double charge = tokenizer.nextTokenAsDouble();
72     atomType.addProperty(new DoubleGenericData("Charge", charge));
73     atomType->setCharge();
74    
75     //parse dipole
76     DirectionalAtomType* dAtomType = dynamic_cast<DirectionalAtomType*>(atomType);
77     if (dAtomType != NULL) {
78     double dipole = tokenizer.nextToken();
79     dAtomType->addProperty(new DoubleGenericData("Dipole", dipole));
80     dAtomType->setDipole();
81     } else {
82     std::cerr << "ElectrostaticAtomTypesSectionParser Warning:" << std::endl;
83     }
84    
85     //parse quadrupole
86     //QuadrupoleParam quadParam;
87     //double quadParam.Qxx = tokenizer.nextTokenAsDouble();
88     //double quadParam.Qyy = tokenizer.nextTokenAsDouble();
89     //double quadParam.Qzz = tokenizer.nextTokenAsDouble();
90     //dAtomType->setQuadrupole()
91     //dAtomType->addProperty(new QuadrupoleParamGenericData("Quadrupole", quadParam));
92    
93     } else {
94     std::cerr << "ElectrostaticAtomTypesSectionParser Error: Can not find matched AtomType " << atomTypeName
95     << "at line " << lineNo << std::endl;
96     }
97    
98     }
99    
100    
101     }
102    
103     } //end namespace oopse
104    
105    
106