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root/OpenMD/trunk/src/parallel/ForceMatrixDecomposition.hpp
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Comparing:
branches/development/src/parallel/ForceDecomposition.hpp (file contents), Revision 1538 by chuckv, Tue Jan 11 18:58:12 2011 UTC vs.
branches/development/src/parallel/ForceMatrixDecomposition.hpp (file contents), Revision 1579 by gezelter, Thu Jun 9 20:26:29 2011 UTC

# Line 1 | Line 1
1 < /**
2 < * @file ForceDecomposition.cpp
3 < * @author Charles Vardeman <cvardema.at.nd.edu>
4 < * @date 08/18/2010
5 < * @time 11:56am
6 < * @version 1.0
1 > /*
2 > * Copyright (c) 2005 The University of Notre Dame. All Rights Reserved.
3   *
8 – * @section LICENSE
9 – * Copyright (c) 2010 The University of Notre Dame. All Rights Reserved.
10 – *
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
# Line 45 | Line 38
38   * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).          
39   * [4]  Vardeman & Gezelter, in progress (2009).                        
40   */
41 +
42 + #ifndef PARALLEL_FORCEMATRIXDECOMPOSITION_HPP
43 + #define PARALLEL_FORCEMATRIXDECOMPOSITION_HPP
44  
45 + #include "parallel/ForceDecomposition.hpp"
46 + #include "math/SquareMatrix3.hpp"
47 + #include "brains/Snapshot.hpp"
48  
49 < /*  -*- c++ -*-  */
50 < #ifndef FORCEDECOMPOSITION_PARALLEL_HPP
51 < #define FORCEDECOMPOSITION_PARALLEL_HPP
49 > #ifdef IS_MPI
50 > #include "parallel/Communicator.hpp"
51 > #endif
52  
53 + using namespace std;
54 + namespace OpenMD {
55 +  
56 +  class ForceMatrixDecomposition : public ForceDecomposition {
57 +  public:
58 +    ForceMatrixDecomposition(SimInfo* info, InteractionManager* iMan) : ForceDecomposition(info, iMan) {};
59  
60 < namespace OpenMD{
60 >    void distributeInitialData();
61 >    void zeroWorkArrays();
62 >    void distributeData();
63 >    void collectIntermediateData();
64 >    void distributeIntermediateData();
65 >    void collectData();
66  
67 < class ForceDecomposition
68 < {
59 < public:
60 <  ForceDecomposition();
61 <  virtual ~ForceDecomposition();
62 <  void gather();
63 <  void scatter();
64 <  
65 < protected:
66 < private:
67 <  int myRank_;
68 <  static bool isColumn_;
69 <  static int myIndex_:
70 < };
67 >    // neighbor list routines
68 >    vector<pair<int, int> >  buildNeighborList();
69  
70 +    // group bookkeeping
71 +    groupCutoffs getGroupCutoffs(int cg1, int cg2);
72  
73 +    // Group->atom bookkeeping
74 +    vector<int> getAtomsInGroupRow(int cg1);
75 +    vector<int> getAtomsInGroupColumn(int cg2);
76 +    Vector3d getAtomToGroupVectorRow(int atom1, int cg1);
77 +    Vector3d getAtomToGroupVectorColumn(int atom2, int cg2);
78 +    RealType getMassFactorRow(int atom1);
79 +    RealType getMassFactorColumn(int atom2);
80  
81 < }
81 >    // spatial data
82 >    Vector3d getIntergroupVector(int cg1, int cg2);
83 >    Vector3d getInteratomicVector(int atom1, int atom2);
84 >      
85 >    // atom bookkeeping
86 >    int getNAtomsInRow();
87 >    int getTopologicalDistance(int atom1, int atom2);
88 >    vector<int> getSkipsForAtom(int atom1);
89 >    bool skipAtomPair(int atom1, int atom2);
90 >    void addForceToAtomRow(int atom1, Vector3d fg);
91 >    void addForceToAtomColumn(int atom2, Vector3d fg);
92  
93 +    // filling interaction blocks with pointers
94 +    InteractionData fillInteractionData(int atom1, int atom2);
95 +    void unpackInteractionData(InteractionData idat, int atom1, int atom2);
96 +    InteractionData fillSkipData(int atom1, int atom2);
97  
98 +  private:
99 +    void createGtypeCutoffMap();
100  
101 +    int nLocal_;
102 +    int nGroups_;
103 +    vector<int> identsLocal;
104 +    vector<int> AtomLocalToGlobal;
105 +    vector<int> cgLocalToGlobal;
106 +    vector<RealType> massFactorsLocal;
107 +    vector<RealType> groupCutoff;
108 +    vector<int> groupToGtype;
109  
110 + #ifdef IS_MPI    
111 +    DataStorage atomRowData;
112 +    DataStorage atomColData;
113 +    DataStorage cgRowData;
114 +    DataStorage cgColData;
115  
116 +    int nAtomsInRow_;
117 +    int nAtomsInCol_;
118 +    int nGroupsInRow_;
119 +    int nGroupsInCol_;
120  
121 +    Communicator<Row, int>* AtomCommIntRow;
122 +    Communicator<Row, RealType>* AtomCommRealRow;
123 +    Communicator<Row, Vector3d>* AtomCommVectorRow;
124 +    Communicator<Row, Mat3x3d>*  AtomCommMatrixRow;
125 +    Communicator<Row, potVec>* AtomCommPotRow;
126  
127 +    Communicator<Column, int>* AtomCommIntColumn;
128 +    Communicator<Column, RealType>* AtomCommRealColumn;
129 +    Communicator<Column, Vector3d>* AtomCommVectorColumn;
130 +    Communicator<Column, Mat3x3d>*  AtomCommMatrixColumn;
131 +    Communicator<Column, potVec>* AtomCommPotColumn;
132  
133 +    Communicator<Row, int>* cgCommIntRow;
134 +    Communicator<Row, Vector3d>* cgCommVectorRow;
135 +    Communicator<Column, int>* cgCommIntColumn;
136 +    Communicator<Column, Vector3d>* cgCommVectorColumn;
137 +
138 +    // work arrays for assembling potential energy
139 +    vector<potVec> pot_row;
140 +    vector<potVec> pot_col;
141 +    potVec pot_local;
142 +
143 +    vector<int> identsRow;
144 +    vector<int> identsCol;
145 +
146 +    vector<AtomType*> atypesRow;
147 +    vector<AtomType*> atypesCol;
148 +
149 +    vector<int> AtomRowToGlobal;
150 +    vector<int> AtomColToGlobal;
151 +
152 +    vector<int> cgRowToGlobal;
153 +    vector<int> cgColToGlobal;
154 +
155 +    vector<RealType> groupCutoffRow;
156 +    vector<RealType> groupCutoffCol;
157 +    vector<int> groupColToGtype;
158 +    vector<int> groupRowToGtype;
159 +
160 +    vector<vector<int> > cellListRow_;
161 +    vector<vector<int> > cellListCol_;
162 +
163 +    vector<vector<int> > groupListRow_;
164 +    vector<vector<int> > groupListCol_;
165 +
166 +    vector<RealType> massFactorsRow;
167 +    vector<RealType> massFactorsCol;
168   #endif
169  
170 +  };
171  
172 + }
173 + #endif
174 +

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