/[escript]/trunk-mpi-branch/paso/src/Distribution.h
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Contents of /trunk-mpi-branch/paso/src/Distribution.h

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Revision 1016 - (show annotations)
Thu Mar 8 06:31:28 2007 UTC (14 years ago) by gross
File MIME type: text/plain
File size: 2057 byte(s)
MPI version compiles and starts to run now. 
Important:

   * the mpi library needs to be shared.
   * the path needs to be added to LD_LIBRARY path.

The program stucks in the matrix assemblage.


1 /*
2 ********************************************************************************
3 * Copyright 2006,2007 by ACcESS MNRF *
4 * *
5 * http://www.access.edu.au *
6 * Primary Business: Queensland, Australia *
7 * Licensed under the Open Software License version 3.0 *
8 * http://www.opensource.org/licenses/osl-3.0.php *
9 ********************************************************************************
10 */
11
12 /**************************************************************/
13
14 /* Paso: system matrix pattern */
15
16 /**************************************************************/
17
18 /* Copyrights by ACcESS Australia 2004,2005,2007 */
19 /* Author: gross@access.edu.au */
20
21 /**************************************************************/
22
23 #ifndef INC_PASO_DISTRIBUTION
24 #define INC_PASO_DISTRIBUTION
25
26 #include "Common.h"
27 #include "Paso_MPI.h"
28
29 /****************************************************
30 describes the distribution of a vector stored
31 on the local process
32 ****************************************************/
33 struct Paso_Distribution
34 {
35 dim_t reference_counter;
36 Paso_MPIInfo *mpi_info;
37 index_t *first_component; /* process i has nodes with global indices
38 first_component[i] to first_component[i]-1. */
39 dim_t numComponents;
40 index_t firstComponent;
41 dim_t myNumComponents;
42 index_t myFirstComponent;
43 };
44
45 typedef struct Paso_Distribution Paso_Distribution;
46
47 /***************************************
48 Function prototypes
49 ***************************************/
50
51 Paso_Distribution* Paso_Distribution_alloc( Paso_MPIInfo *mpi_info, index_t* first_component, index_t m, index_t b);
52 void Paso_Distribution_free( Paso_Distribution *in );
53 Paso_Distribution* Paso_Distribution_getReference( Paso_Distribution *in );
54
55 #endif

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