paso/src/Distribution.h

/*
********************************************************************************
*               Copyright  2006,2007 by ACcESS MNRF                            *
*                                                                              * 
*                 http://www.access.edu.au                                     *
*           Primary Business: Queensland, Australia                            *
*     Licensed under the Open Software License version 3.0                     *
*        http://www.opensource.org/licenses/osl-3.0.php                        *
********************************************************************************
*/

/**************************************************************/

/*   Paso: system matrix pattern                            */

/**************************************************************/

/*   Copyrights by ACcESS Australia 2004,2005,2007 */
/*   Author: gross@access.edu.au */

/**************************************************************/

#ifndef INC_PASO_DISTRIBUTION
#define INC_PASO_DISTRIBUTION

#include "Common.h"
#include "Paso_MPI.h"

/**************************************************** 
  describes the distribution of a vector stored
  on the local process
****************************************************/
struct Paso_Distribution
{
  dim_t reference_counter;
  Paso_MPIInfo *mpi_info;
  index_t *first_component;  /* process i has nodes with global indices
                             first_component[i] to first_component[i]-1. */
  dim_t numComponents;
  index_t firstComponent;
  dim_t myNumComponents;
  index_t myFirstComponent;
};

typedef struct Paso_Distribution Paso_Distribution;

/***************************************
 Function prototypes 
***************************************/

Paso_Distribution*  Paso_Distribution_alloc( Paso_MPIInfo *mpi_info, index_t* first_component, index_t m, index_t b);
void                Paso_Distribution_free( Paso_Distribution *in );
Paso_Distribution*  Paso_Distribution_getReference( Paso_Distribution *in );

#endif
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