1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
|
/*
This file is part of p4est.
p4est is a C library to manage a collection (a forest) of multiple
connected adaptive quadtrees or octrees in parallel.
Copyright (C) 2010 The University of Texas System
Additional copyright (C) 2011 individual authors
Written by Carsten Burstedde, Lucas C. Wilcox, and Tobin Isaac
p4est is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
p4est is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with p4est; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef P4_TO_P8
#include <p4est_algorithms.h>
#include <p4est_bits.h>
#include <p4est_communication.h>
#include <p4est_extended.h>
#include <p4est_io.h>
#else
#include <p8est_algorithms.h>
#include <p8est_bits.h>
#include <p8est_communication.h>
#include <p8est_extended.h>
#include <p8est_io.h>
#endif
#include <sc_options.h>
#include <sc_statistics.h>
#ifndef P4_TO_P8
#define P4EST_CONN_SUFFIX "p4c"
#define P4EST_FOREST_SUFFIX "p4p"
#else
#define P4EST_CONN_SUFFIX "p8c"
#define P4EST_FOREST_SUFFIX "p8p"
#endif
int
main (int argc, char **argv)
{
sc_MPI_Comm mpicomm;
int mpiret;
int mpirank;
int first_arg;
int autopartition;
int broadcasthead;
const char *filename;
p4est_connectivity_t *connectivity;
p4est_t *p4est;
sc_options_t *opt;
/* initialize MPI */
mpiret = sc_MPI_Init (&argc, &argv);
SC_CHECK_MPI (mpiret);
mpicomm = sc_MPI_COMM_WORLD;
mpiret = sc_MPI_Comm_rank (mpicomm, &mpirank);
SC_CHECK_MPI (mpiret);
/* initialize libsc and p4est */
sc_init (mpicomm, 1, 1, NULL, SC_LP_DEFAULT);
p4est_init (NULL, SC_LP_DEFAULT);
/* handle command line options */
opt = sc_options_new (argv[0]);
sc_options_add_string (opt, 'f', "file", &filename,
NULL, "p4est data file to load");
sc_options_add_bool (opt, 'a', "autopartition", &autopartition,
0, "Create a uniform partition when reading");
sc_options_add_bool (opt, 'b', "broadcasthead", &broadcasthead,
0, "Broadcast header information when reading");
first_arg = sc_options_parse (p4est_package_id, SC_LP_INFO,
opt, argc, argv);
SC_CHECK_ABORT (first_arg == argc, "Option error: no arguments required");
if (sc_is_root ()) {
sc_options_print_summary (p4est_package_id, SC_LP_PRODUCTION, opt);
}
/* only proceed if the filename is set */
if (filename != NULL) {
/* load the file */
p4est = p4est_load_ext (filename, mpicomm, 0, 0,
autopartition, broadcasthead,
NULL, &connectivity);
/* and destroy the forest read */
p4est_destroy (p4est);
p4est_connectivity_destroy (connectivity);
}
/* clean up and exit */
sc_options_destroy (opt);
sc_finalize ();
mpiret = sc_MPI_Finalize ();
SC_CHECK_MPI (mpiret);
return 0;
}
|
