include/reorder.h

   1 /*
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  35
  36 #ifndef _reorder_h
  37 #define _reorder_h
  38
  39 #ifdef HAVE_CONFIG_H
  40 #include <config.h>
  41 #endif
  42
  43 #ifdef __cplusplus
  44 extern "C" {
  45 #endif
  46
  47 extern void reorder(t_topology *topin,t_topology topout[],
  48                     int nnodes,int load[],int tload[]);
  49      /*
  50       * All atoms used in topin are distributed over nnodes topologies in
  51       * topout, where all atom id's are reset, start counting at zero. The
  52       * bonded force parameters of topin are distributed using the highest
  53       * atom id of a bond. The bonds is then placed on the node where
  54       * this atom is a home particle. Due to the algorithm, a node
  55       * receives the rest of its subsystem from the nodes with a lower
  56       * number (modulo nnodes). The array load specifies the number of atom
  57       * to be allocated to every node.
  58       */
  59 #ifdef __cplusplus
  60 }
  61 #endif
  62
  63 #endif  /* _reorder_h */