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root/group/trunk/OOPSE-4/src/primitives/CutoffGroup.hpp
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Comparing trunk/OOPSE-4/src/primitives/CutoffGroup.hpp (file contents):
Revision 1490 by gezelter, Fri Sep 24 04:16:43 2004 UTC vs.
Revision 2204 by gezelter, Fri Apr 15 22:04:00 2005 UTC

# Line 1 | Line 1
1 < #ifndef _CUTOFFGROUP_H_
2 < #define _CUTOFFGROUP_H_
3 < #include "Atom.hpp"
1 > /*
2 > * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3 > *
4 > * The University of Notre Dame grants you ("Licensee") a
5 > * non-exclusive, royalty free, license to use, modify and
6 > * redistribute this software in source and binary code form, provided
7 > * that the following conditions are met:
8 > *
9 > * 1. Acknowledgement of the program authors must be made in any
10 > *    publication of scientific results based in part on use of the
11 > *    program.  An acceptable form of acknowledgement is citation of
12 > *    the article in which the program was described (Matthew
13 > *    A. Meineke, Charles F. Vardeman II, Teng Lin, Christopher
14 > *    J. Fennell and J. Daniel Gezelter, "OOPSE: An Object-Oriented
15 > *    Parallel Simulation Engine for Molecular Dynamics,"
16 > *    J. Comput. Chem. 26, pp. 252-271 (2005))
17 > *
18 > * 2. Redistributions of source code must retain the above copyright
19 > *    notice, this list of conditions and the following disclaimer.
20 > *
21 > * 3. Redistributions in binary form must reproduce the above copyright
22 > *    notice, this list of conditions and the following disclaimer in the
23 > *    documentation and/or other materials provided with the
24 > *    distribution.
25 > *
26 > * This software is provided "AS IS," without a warranty of any
27 > * kind. All express or implied conditions, representations and
28 > * warranties, including any implied warranty of merchantability,
29 > * fitness for a particular purpose or non-infringement, are hereby
30 > * excluded.  The University of Notre Dame and its licensors shall not
31 > * be liable for any damages suffered by licensee as a result of
32 > * using, modifying or distributing the software or its
33 > * derivatives. In no event will the University of Notre Dame or its
34 > * licensors be liable for any lost revenue, profit or data, or for
35 > * direct, indirect, special, consequential, incidental or punitive
36 > * damages, however caused and regardless of the theory of liability,
37 > * arising out of the use of or inability to use software, even if the
38 > * University of Notre Dame has been advised of the possibility of
39 > * such damages.
40 > */
41 >
42 > #ifndef PRIMITIVES_CUTOFFGROUP_HPP
43  
44 < class CutoffGroup{
6 < public:
7 <  
8 <  CutoffGroup() {
9 <    haveTotalMass = false;
10 <    totalMass = 0.0;
11 <  }
12 <  
13 <  void addAtom(Atom* atom) {cutoffAtomList.push_back(atom);}
14 <  
15 <  Atom* beginAtom(vector<Atom*>::iterator& i){
16 <    i = cutoffAtomList.begin();
17 <    return i != cutoffAtomList.end()? *i : NULL;
18 <  }
19 <  
20 <  Atom* nextAtom(vector<Atom*>::iterator& i){
21 <    i++;
22 <    return i != cutoffAtomList.end()? *i : NULL;
23 <  }
24 <  
25 <  double getMass(){
26 <    vector<Atom*>::iterator i;
27 <    Atom* atom;
28 <    double mass;
29 <    
30 <    if (!haveTotalMass) {
44 > #define PRIMITIVES_CUTOFFGROUP_HPP
45  
46 <      totalMass = 0;
47 <      
48 <      for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)){
49 <        mass = atom->getMass();
50 <        totalMass += mass;
46 > #include "primitives/Atom.hpp"
47 > #include "math/Vector3.hpp"
48 >
49 > namespace oopse {
50 >  class CutoffGroup {
51 >  public:
52 >
53 >    CutoffGroup() {
54 >      haveTotalMass = false;
55 >      totalMass = 0.0;
56 >    }
57 >
58 >    void addAtom(Atom *atom) {
59 >      cutoffAtomList.push_back(atom);
60 >    }
61 >
62 >    Atom *beginAtom(std::vector<Atom *>::iterator & i) {
63 >      i = cutoffAtomList.begin();
64 >      return i != cutoffAtomList.end() ? *i : NULL;
65 >    }
66 >
67 >    Atom *nextAtom(std::vector<Atom *>::iterator & i) {
68 >      i++;
69 >      return i != cutoffAtomList.end() ? *i : NULL;
70 >    }
71 >
72 >    std::vector<Atom*> getAtoms() { return cutoffAtomList; }
73 >    double getMass() {
74 >      std::vector<Atom *>::iterator i;
75 >      Atom * atom;
76 >      double mass;
77 >
78 >      if (!haveTotalMass) {
79 >        totalMass = 0;
80 >
81 >        for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)) {
82 >          mass = atom->getMass();
83 >          totalMass += mass;
84 >        }
85 >
86 >        haveTotalMass = true;
87        }
88  
89 <      haveTotalMass = true;
89 >      return totalMass;
90      }
41    
42    return totalMass;
43  }
44  
45  void getCOM(double com[3]){
91  
92 <    vector<Atom*>::iterator i;
93 <    Atom* atom;
94 <    double pos[3];
95 <    double mass;
96 <    
97 <    com[0] = 0;
98 <    com[1] = 0;
99 <    com[2] = 0;
100 <    totalMass = getMass();    
101 <    
102 <    if (cutoffAtomList.size() == 1) {
103 <      
104 <      beginAtom(i)->getPos(com);
105 <      
106 <    } else {
107 <      
108 <      for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)){
109 <        mass = atom->getMass();
110 <        atom->getPos(pos);
111 <        com[0] += pos[0] * mass;
112 <        com[1] += pos[1] * mass;
68 <        com[2] += pos[2] * mass;
92 >    void getCOM(Vector3d & com) {
93 >      std::vector<Atom *>::iterator i;
94 >      Atom * atom;
95 >      Vector3d pos;
96 >      double mass;
97 >
98 >      com[0] = 0;
99 >      com[1] = 0;
100 >      com[2] = 0;
101 >      totalMass = getMass();
102 >
103 >      if (cutoffAtomList.size() == 1) {
104 >        com = beginAtom(i)->getPos();
105 >      } else {
106 >        for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)) {
107 >          mass = atom->getMass();
108 >          pos = atom->getPos();
109 >          com += pos * mass;
110 >        }
111 >
112 >        com /= totalMass;
113        }
70      
71      com[0] /= totalMass;
72      com[1] /= totalMass;
73      com[2] /= totalMass;
114      }
75    
76  }
77  
78  int getNumAtom() {return cutoffAtomList.size();}
115  
116 <  int getGlobalIndex() {return globalIndex;}
117 <  void setGlobalIndex(int id) {this->globalIndex = id;}
118 < private:
83 <  vector<Atom*> cutoffAtomList;
84 <  bool haveTotalMass;
85 <  double totalMass;
86 <  int globalIndex;
116 >    int getNumAtom() {
117 >      return cutoffAtomList.size();
118 >    }
119  
120 < };
120 >    int getGlobalIndex() {
121 >      return globalIndex;
122 >    }
123  
124 < #endif
124 >    void setGlobalIndex(int id) {
125 >      this->globalIndex = id;
126 >    }
127 >
128 >  private:
129 >
130 >    std::vector<Atom *>cutoffAtomList;
131 >    bool haveTotalMass;
132 >    double totalMass;
133 >    int globalIndex;
134 >  };
135 >
136 > }      //end namespace oopse
137 >
138 > #endif //PRIMITIVES_CUTOFFGROUP_HPP  

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