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root/OpenMD/trunk/src/math/ParallelRandNumGen.cpp
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Comparing trunk/src/math/ParallelRandNumGen.cpp (file contents):
Revision 1442 by gezelter, Mon May 10 17:28:26 2010 UTC vs.
Revision 1793 by gezelter, Fri Aug 31 21:16:10 2012 UTC

# Line 36 | Line 36
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]  Vardeman & Gezelter, in progress (2009).                        
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   #include "math/ParallelRandNumGen.hpp"
# Line 50 | Line 51 | namespace OpenMD {
51  
52    ParallelRandNumGen::ParallelRandNumGen(const uint32& oneSeed) {
53  
53    const int masterNode = 0;
54      unsigned long seed = oneSeed;
55  
56   #ifdef IS_MPI
57 +    const int masterNode = 0;
58      MPI_Bcast(&seed, 1, MPI_UNSIGNED_LONG, masterNode, MPI_COMM_WORLD);
59   #endif
60  
# Line 85 | Line 86 | namespace OpenMD {
86    ParallelRandNumGen::ParallelRandNumGen() {
87  
88      std::vector<uint32> bigSeed;
88    const int masterNode = 0;
89      int nProcessors;
90   #ifdef IS_MPI
91 +    const int masterNode = 0;
92      MPI_Comm_size( MPI_COMM_WORLD, &nProcessors);
93      MPI_Comm_rank( MPI_COMM_WORLD, &myRank_);
94   #else
# Line 103 | Line 104 | namespace OpenMD {
104  
105    void ParallelRandNumGen::seed( const uint32 oneSeed ) {
106  
106    const int masterNode = 0;
107      unsigned long seed = oneSeed;
108   #ifdef IS_MPI
109 +    const int masterNode = 0;
110      MPI_Bcast(&seed, 1, MPI_UNSIGNED_LONG, masterNode, MPI_COMM_WORLD);
111   #endif
112      if (seed != oneSeed) {
# Line 125 | Line 126 | namespace OpenMD {
126  
127      std::vector<uint32> bigSeed;
128      int size;
129 <    const int masterNode = 0;
129 >
130   #ifdef IS_MPI
131 +    const int masterNode = 0;
132      if (worldRank == masterNode) {
133   #endif
134  

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