X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/0b10cefc1eff2f6275d4a5301747521f6c982be9..2c5bdaef3a408b3abd47c3afa587fd968af4b37c:/src/smpi/smpi_topo.hpp

diff --git a/src/smpi/smpi_topo.hpp b/src/smpi/smpi_topo.hpp
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+++ b/src/smpi/smpi_topo.hpp
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+/* Copyright (c) 2010-2015. The SimGrid Team.
+ * All rights reserved.                                                     */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#ifndef SMPI_TOPO_HPP_INCLUDED
+#define SMPI_TOPO_HPP_INCLUDED
+
+#include "private.h"
+
+
+namespace simgrid{
+namespace SMPI{
+
+class Topo {
+  protected:
+  MPI_Comm m_comm;
+};
+
+
+class Cart: public Topo {
+  private:
+    int m_nnodes;
+    int m_ndims;
+    int *m_dims;
+    int *m_periodic;
+    int *m_position;
+  public:
+    Cart(int ndims);
+    ~Cart();
+    Cart(MPI_Comm comm_old, int ndims, int dims[], int periods[], int reorder, MPI_Comm *comm_cart);
+    Cart* sub(const int remain_dims[], MPI_Comm *newcomm) ;
+    int coords(int rank, int maxdims, int coords[]) ;
+    int get(int maxdims, int* dims, int* periods, int* coords);
+    int rank(int* coords, int* rank);
+    int shift(int direction, int disp, int *rank_source, int *rank_dest) ;
+    int dim_get(int *ndims);
+};
+
+
+class Graph: public Topo {
+  private:
+    int m_nnodes;
+    int m_nedges;
+    int *m_index;
+    int *m_edges;
+  public:
+    Graph();
+    ~Graph();
+};
+
+class Dist_Graph: public Topo {
+  private:
+    int m_indegree;
+    int *m_in;
+    int *m_in_weights;
+    int m_outdegree;
+    int *m_out;
+    int *m_out_weights;
+    int m_is_weighted;
+  public:
+    Dist_Graph();
+    ~Dist_Graph();
+};
+
+/*
+ * This is a utility function, no need to have anything in the lower layer for this at all
+ */
+extern int Dims_create(int nnodes, int ndims, int dims[]);
+
+}
+}
+
+
+#endif