/usr/include/p4est_plex.h is in libp4est-dev 1.1-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /*
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
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 P4EST_PLEX_H
#define P4EST_PLEX_H
#include <p4est.h>
SC_EXTERN_C_BEGIN;
/** Create the data necessary to create a PETsc DMPLEX representation of a
* forest. The forest must be at least face balanced (see p4est_balance()).
* See test/test_plex2.c for example usage.
*
* All arrays should be initialized to hold sizeof (p4est_locidx_t), except
* for \a out_remotes, which should be initialized to hold
* (2 * sizeof (p4est_locidx_t)).
*
* \param[in] p4est the forest
* \param[in] ctype the type of adjacency for the overlap
* \param[in] overlap the number of layers of overlap (zero
* is acceptable)
* \param[out] first_local_quad the local quadrants are assigned
* contiguous plex indices, starting with
* this index
* \param[in,out] out_points_per_dim filled with argument for
* DMPlexCreateFromDAG()
* \param[in,out] out_cone_sizes filled with argument for
* DMPlexCreateFromDAG()
* \param[in,out] out_cones filled with argument for
* DMPlexCreateFromDAG()
* \param[in,out] out_cone_orientations filled with argument for
* DMPlexCreateFromDAG()
* \param[in,out] out_vertex_coords filled with argument for
* DMPlexCreateFromDAG()
* \param[in,out] out_children filled with argument for
* DMPlexSetTree()
* \param[in,out] out_parents filled with argument for
* DMPlexSetTree()
* \param[in,out] out_childids filled with argument for
* DMPlexSetTree()
* \param[in,out] out_leaves filled with argument for
* PetscSFSetGraph()
* \param[in,out] out_remotes filled with argument for
* PetscSFSetGraph()
*/
void p4est_get_plex_data (p4est_t * p4est,
p4est_connect_type_t ctype,
int overlap,
p4est_locidx_t * first_local_quad,
sc_array_t * out_points_per_dim,
sc_array_t * out_cone_sizes,
sc_array_t * out_cones,
sc_array_t * out_cone_orientations,
sc_array_t * out_vertex_coords,
sc_array_t * out_children,
sc_array_t * out_parents,
sc_array_t * out_childids,
sc_array_t * out_leaves,
sc_array_t * out_remotes);
SC_EXTERN_C_END;
#endif /* P4EST_PLEX_H */
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