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Comparing:
trunk/src/primitives/CutoffGroup.hpp (file contents), Revision 963 by tim, Wed May 17 21:51:42 2006 UTC vs.
branches/development/src/primitives/CutoffGroup.hpp (file contents), Revision 1665 by gezelter, Tue Nov 22 20:38:56 2011 UTC

# Line 6 | Line 6
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
9 > * 1. Redistributions of source code must retain the above copyright
10   *    notice, this list of conditions and the following disclaimer.
11   *
12 < * 3. Redistributions in binary form must reproduce the above copyright
12 > * 2. Redistributions in binary form must reproduce the above copyright
13   *    notice, this list of conditions and the following disclaimer in the
14   *    documentation and/or other materials provided with the
15   *    distribution.
# Line 37 | Line 28
28   * arising out of the use of or inability to use software, even if the
29   * University of Notre Dame has been advised of the possibility of
30   * such damages.
31 + *
32 + * SUPPORT OPEN SCIENCE!  If you use OpenMD or its source code in your
33 + * research, please cite the appropriate papers when you publish your
34 + * work.  Good starting points are:
35 + *                                                                      
36 + * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).            
37 + * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).          
38 + * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).          
39 + * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010).
40 + * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
41   */
42  
43   #ifndef PRIMITIVES_CUTOFFGROUP_HPP
# Line 46 | Line 47
47   #include "primitives/Atom.hpp"
48   #include "math/Vector3.hpp"
49  
50 < namespace oopse {
50 > namespace OpenMD {
51    class CutoffGroup {
52    public:
53 +    
54 +    CutoffGroup() :  snapshotMan_(NULL) {
55  
56 <    CutoffGroup() {
56 >      storage_ = &Snapshot::cgData;
57        haveTotalMass = false;
58        totalMass = 0.0;
59      }
60 +    
61 +    /**
62 +     * Sets the Snapshot Manager of this cutoffGroup
63 +     */
64 +    void setSnapshotManager(SnapshotManager* sman) {
65 +      snapshotMan_ = sman;
66 +    }
67  
68 +
69      void addAtom(Atom *atom) {
70        cutoffAtomList.push_back(atom);
71      }
72 <
72 >    
73      Atom *beginAtom(std::vector<Atom *>::iterator & i) {
74        i = cutoffAtomList.begin();
75        return i != cutoffAtomList.end() ? *i : NULL;
76      }
77 <
77 >    
78      Atom *nextAtom(std::vector<Atom *>::iterator & i) {
79        i++;
80        return i != cutoffAtomList.end() ? *i : NULL;
# Line 74 | Line 85 | namespace oopse {
85        std::vector<Atom *>::iterator i;
86        Atom * atom;
87        RealType mass;
88 <
88 >      
89        if (!haveTotalMass) {
90          totalMass = 0;
91 <
91 >        
92          for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)) {
93            mass = atom->getMass();
94            totalMass += mass;
95          }
96 <
96 >        
97          haveTotalMass = true;
98        }
99 <
99 >      
100        return totalMass;
101      }
102 <
103 <    void getCOM(Vector3d & com) {
102 >    
103 >    void updateCOM() {
104        std::vector<Atom *>::iterator i;
105        Atom * atom;
95      Vector3d pos;
96      RealType mass;
106  
107 <      com[0] = 0;
108 <      com[1] = 0;
100 <      com[2] = 0;
107 >      DataStorage&  data = snapshotMan_->getCurrentSnapshot()->*storage_;
108 >    
109        totalMass = getMass();
110 <
110 >      
111        if (cutoffAtomList.size() == 1) {
112 <        com = beginAtom(i)->getPos();
112 >        data.position[localIndex_] = beginAtom(i)->getPos();
113        } else {
114 +        data.position[localIndex_] = V3Zero;
115          for(atom = beginAtom(i); atom != NULL; atom = nextAtom(i)) {
116 <          mass = atom->getMass();
117 <          pos = atom->getPos();
118 <          com += pos * mass;
110 <        }
111 <
112 <        com /= totalMass;
116 >          data.position[localIndex_] += atom->getMass() * atom->getPos();
117 >        }        
118 >        data.position[localIndex_] /= totalMass;
119        }
120      }
121  
122 +
123 +    Vector3d getPos() {
124 +      return ((snapshotMan_->getCurrentSnapshot())->*storage_).position[localIndex_];      
125 +    }
126 +    
127      int getNumAtom() {
128        return cutoffAtomList.size();
129      }
130 <
130 >    
131      int getGlobalIndex() {
132        return globalIndex;
133      }
134 <
134 >    
135      void setGlobalIndex(int id) {
136        this->globalIndex = id;
137      }
138  
139 <  private:
139 >    /**
140 >     * Returns the local index of this cutoffGroup
141 >     * @return the local index of this cutoffGroup
142 >     */
143 >    int getLocalIndex() {
144 >      return localIndex_;
145 >    }
146  
147 +    /**
148 +     * Sets the local index of this cutoffGroup
149 +     * @param index new index to be set
150 +     */        
151 +    void setLocalIndex(int index) {
152 +      localIndex_ = index;
153 +    }
154 +    
155 +  private:
156 +    
157      std::vector<Atom *>cutoffAtomList;
158      bool haveTotalMass;
159      RealType totalMass;
160 <    int globalIndex;
134 <  };
160 >    int globalIndex;    
161  
162 < }      //end namespace oopse
162 >    int localIndex_;
163 >    DataStoragePointer storage_;
164 >    SnapshotManager* snapshotMan_;
165  
166 +  };  
167 + } //end namespace OpenMD
168   #endif //PRIMITIVES_CUTOFFGROUP_HPP  

Comparing:
trunk/src/primitives/CutoffGroup.hpp (property svn:keywords), Revision 963 by tim, Wed May 17 21:51:42 2006 UTC vs.
branches/development/src/primitives/CutoffGroup.hpp (property svn:keywords), Revision 1665 by gezelter, Tue Nov 22 20:38:56 2011 UTC

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