/
ref_part.c
3166 lines (2859 loc) · 113 KB
/
ref_part.c
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/* Copyright 2006, 2014, 2021 United States Government as represented
* by the Administrator of the National Aeronautics and Space
* Administration. No copyright is claimed in the United States under
* Title 17, U.S. Code. All Other Rights Reserved.
*
* The refine version 3 unstructured grid adaptation platform is
* licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* https://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
#include "ref_part.h"
#include <math.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "ref_dict.h"
#include "ref_endian.h"
#include "ref_export.h"
#include "ref_import.h"
#include "ref_malloc.h"
#include "ref_migrate.h"
#include "ref_mpi.h"
REF_FCN static REF_STATUS ref_part_meshb_long(FILE *file, REF_INT version,
REF_LONG *value) {
int int_value;
long long_value;
if (version < 4) {
REIS(1, fread(&int_value, sizeof(int), 1, file), "int value");
*value = (REF_LONG)int_value;
} else {
REIS(1, fread(&long_value, sizeof(long), 1, file), "long value");
*value = long_value;
}
return REF_SUCCESS;
}
REF_FCN static REF_STATUS ref_part_meshb_size(FILE *file, REF_INT version,
REF_SIZE *value) {
unsigned int int_value;
unsigned long long_value;
if (version < 4) {
REIS(1, fread(&int_value, sizeof(int), 1, file), "int value");
*value = (REF_SIZE)int_value;
} else {
REIS(1, fread(&long_value, sizeof(long), 1, file), "long value");
*value = (REF_SIZE)long_value;
}
return REF_SUCCESS;
}
REF_FCN static REF_STATUS ref_part_node(FILE *file, REF_BOOL swap_endian,
REF_INT version, REF_BOOL twod,
REF_NODE ref_node, REF_LONG nnode) {
REF_MPI ref_mpi = ref_node_mpi(ref_node);
REF_INT node, new_node;
REF_INT part;
REF_INT n;
REF_LONG id;
REF_DBL dbl;
REF_DBL *xyz;
RSS(ref_node_initialize_n_global(ref_node, nnode), "init nnodesg");
if (ref_mpi_once(ref_mpi)) {
part = 0;
for (node = 0; node < ref_part_first(nnode, ref_mpi_n(ref_mpi), 1);
node++) {
RSS(ref_node_add(ref_node, node, &new_node), "new_node");
ref_node_part(ref_node, new_node) = ref_mpi_rank(ref_mpi);
RES(1, fread(&dbl, sizeof(REF_DBL), 1, file), "x");
if (swap_endian) SWAP_DBL(dbl);
ref_node_xyz(ref_node, 0, new_node) = dbl;
RES(1, fread(&dbl, sizeof(REF_DBL), 1, file), "y");
if (swap_endian) SWAP_DBL(dbl);
ref_node_xyz(ref_node, 1, new_node) = dbl;
if (!twod) {
RES(1, fread(&dbl, sizeof(REF_DBL), 1, file), "z");
if (swap_endian) SWAP_DBL(dbl);
} else {
dbl = 0.0;
}
ref_node_xyz(ref_node, 2, new_node) = dbl;
if (version > 0) RSS(ref_part_meshb_long(file, version, &id), "nnode");
}
each_ref_mpi_worker(ref_mpi, part) {
n = (REF_INT)(ref_part_first(nnode, ref_mpi_n(ref_mpi), part + 1) -
ref_part_first(nnode, ref_mpi_n(ref_mpi), part));
RSS(ref_mpi_scatter_send(ref_mpi, &n, 1, REF_INT_TYPE, part), "send");
if (n > 0) {
ref_malloc(xyz, 3 * n, REF_DBL);
for (node = 0; node < n; node++) {
RES(1, fread(&dbl, sizeof(REF_DBL), 1, file), "x");
if (swap_endian) SWAP_DBL(dbl);
xyz[0 + 3 * node] = dbl;
RES(1, fread(&dbl, sizeof(REF_DBL), 1, file), "y");
if (swap_endian) SWAP_DBL(dbl);
xyz[1 + 3 * node] = dbl;
if (!twod) {
RES(1, fread(&dbl, sizeof(REF_DBL), 1, file), "z");
if (swap_endian) SWAP_DBL(dbl);
} else {
dbl = 0.0;
}
xyz[2 + 3 * node] = dbl;
if (version > 0)
RSS(ref_part_meshb_long(file, version, &id), "nnode");
}
RSS(ref_mpi_scatter_send(ref_mpi, xyz, 3 * n, REF_DBL_TYPE, part),
"send");
free(xyz);
}
}
} else {
RSS(ref_mpi_scatter_recv(ref_mpi, &n, 1, REF_INT_TYPE), "recv");
if (n > 0) {
ref_malloc(xyz, 3 * n, REF_DBL);
RSS(ref_mpi_scatter_recv(ref_mpi, xyz, 3 * n, REF_DBL_TYPE), "recv");
for (node = 0; node < n; node++) {
RSS(ref_node_add(ref_node,
node + ref_part_first(nnode, ref_mpi_n(ref_mpi),
ref_mpi_rank(ref_mpi)),
&new_node),
"new_node");
ref_node_part(ref_node, new_node) = ref_mpi_rank(ref_mpi);
ref_node_xyz(ref_node, 0, new_node) = xyz[0 + 3 * node];
ref_node_xyz(ref_node, 1, new_node) = xyz[1 + 3 * node];
ref_node_xyz(ref_node, 2, new_node) = xyz[2 + 3 * node];
}
free(xyz);
}
}
return REF_SUCCESS;
}
/* used by SANS? */
REF_FCN REF_STATUS ref_part_meshb_geom_delete_me(REF_GEOM ref_geom,
REF_INT ngeom, REF_INT type,
REF_NODE ref_node,
REF_INT nnode, FILE *file);
REF_FCN REF_STATUS ref_part_meshb_geom_delete_me(REF_GEOM ref_geom,
REF_INT ngeom, REF_INT type,
REF_NODE ref_node,
REF_INT nnode, FILE *file) {
REF_MPI ref_mpi = ref_node_mpi(ref_node);
REF_INT end_of_message = REF_EMPTY;
REF_INT chunk;
REF_INT *sent_node;
REF_INT *sent_id;
REF_INT *sent_gref;
REF_DBL *sent_param;
REF_INT *read_node;
REF_INT *read_id;
REF_INT *read_gref;
REF_DBL *read_param;
double double_gref;
REF_INT ngeom_read, ngeom_keep;
REF_INT section_size;
REF_INT *dest;
REF_INT *geom_to_send;
REF_INT *start_to_send;
REF_INT geom_to_receive;
REF_INT geom, i, new_geom;
REF_INT part, node;
REF_INT new_location;
chunk = MAX(1000000, ngeom / ref_mpi_n(ref_mpi));
chunk = MIN(chunk, ngeom);
ref_malloc(sent_node, chunk, REF_INT);
ref_malloc(sent_id, chunk, REF_INT);
ref_malloc(sent_gref, chunk, REF_INT);
ref_malloc(sent_param, 2 * chunk, REF_DBL);
if (ref_mpi_once(ref_mpi)) {
ref_malloc(geom_to_send, ref_mpi_n(ref_mpi), REF_INT);
ref_malloc(start_to_send, ref_mpi_n(ref_mpi), REF_INT);
ref_malloc(read_node, chunk, REF_INT);
ref_malloc(read_id, chunk, REF_INT);
ref_malloc(read_gref, chunk, REF_INT);
ref_malloc(read_param, 2 * chunk, REF_DBL);
ref_malloc(dest, chunk, REF_INT);
ngeom_read = 0;
while (ngeom_read < ngeom) {
section_size = MIN(chunk, ngeom - ngeom_read);
for (geom = 0; geom < section_size; geom++) {
REIS(1, fread(&(read_node[geom]), sizeof(REF_INT), 1, file), "n");
REIS(1, fread(&(read_id[geom]), sizeof(REF_INT), 1, file), "n");
for (i = 0; i < 2; i++)
read_param[i + 2 * geom] = 0.0; /* ensure init */
for (i = 0; i < type; i++)
REIS(1, fread(&(read_param[i + 2 * geom]), sizeof(double), 1, file),
"param");
read_gref[geom] = read_id[geom];
if (0 < type) {
REIS(1, fread(&(double_gref), sizeof(double), 1, file), "gref");
read_gref[geom] = (REF_INT)double_gref;
}
}
for (geom = 0; geom < section_size; geom++) read_node[geom]--;
ngeom_read += section_size;
for (geom = 0; geom < section_size; geom++)
dest[geom] =
ref_part_implicit(nnode, ref_mpi_n(ref_mpi), read_node[geom]);
each_ref_mpi_part(ref_mpi, part) geom_to_send[part] = 0;
for (geom = 0; geom < section_size; geom++) geom_to_send[dest[geom]]++;
start_to_send[0] = 0;
each_ref_mpi_worker(ref_mpi, part) {
start_to_send[part] = start_to_send[part - 1] + geom_to_send[part - 1];
}
each_ref_mpi_part(ref_mpi, part) geom_to_send[part] = 0;
for (geom = 0; geom < section_size; geom++) {
new_location = start_to_send[dest[geom]] + geom_to_send[dest[geom]];
sent_node[new_location] = read_node[geom];
sent_id[new_location] = read_id[geom];
sent_gref[new_location] = read_gref[geom];
sent_param[0 + 2 * new_location] = read_param[0 + 2 * geom];
sent_param[1 + 2 * new_location] = read_param[1 + 2 * geom];
geom_to_send[dest[geom]]++;
}
/* rank 0 keepers */
ngeom_keep = geom_to_send[0];
for (geom = 0; geom < ngeom_keep; geom++) {
RSS(ref_node_local(ref_node, sent_node[geom], &node), "g2l");
RSS(ref_geom_add(ref_geom, node, type, sent_id[geom],
&(sent_param[2 * geom])),
"add geom");
RSS(ref_geom_find(ref_geom, node, type, sent_id[geom], &new_geom),
"find");
ref_geom_gref(ref_geom, new_geom) = sent_gref[geom];
}
/* ship it! */
each_ref_mpi_worker(ref_mpi, part) {
if (0 < geom_to_send[part]) {
RSS(ref_mpi_scatter_send(ref_mpi, &(geom_to_send[part]), 1,
REF_INT_TYPE, part),
"send");
RSS(ref_mpi_scatter_send(ref_mpi, &(sent_node[start_to_send[part]]),
geom_to_send[part], REF_INT_TYPE, part),
"send");
RSS(ref_mpi_scatter_send(ref_mpi, &(sent_id[start_to_send[part]]),
geom_to_send[part], REF_INT_TYPE, part),
"send");
RSS(ref_mpi_scatter_send(ref_mpi, &(sent_gref[start_to_send[part]]),
geom_to_send[part], REF_INT_TYPE, part),
"send");
RSS(ref_mpi_scatter_send(ref_mpi,
&(sent_param[2 * start_to_send[part]]),
2 * geom_to_send[part], REF_DBL_TYPE, part),
"send");
}
}
}
ref_free(dest);
ref_free(read_param);
ref_free(read_gref);
ref_free(read_id);
ref_free(read_node);
ref_free(start_to_send);
ref_free(geom_to_send);
/* signal we are done */
each_ref_mpi_worker(ref_mpi, part) {
RSS(ref_mpi_scatter_send(ref_mpi, &end_of_message, 1, REF_INT_TYPE, part),
"send");
}
} else {
do {
RSS(ref_mpi_scatter_recv(ref_mpi, &geom_to_receive, 1, REF_INT_TYPE),
"recv");
if (geom_to_receive > 0) {
RSS(ref_mpi_scatter_recv(ref_mpi, sent_node, geom_to_receive,
REF_INT_TYPE),
"send");
RSS(ref_mpi_scatter_recv(ref_mpi, sent_id, geom_to_receive,
REF_INT_TYPE),
"send");
RSS(ref_mpi_scatter_recv(ref_mpi, sent_gref, geom_to_receive,
REF_INT_TYPE),
"send");
RSS(ref_mpi_scatter_recv(ref_mpi, sent_param, 2 * geom_to_receive,
REF_DBL_TYPE),
"send");
for (geom = 0; geom < geom_to_receive; geom++) {
RSS(ref_node_local(ref_node, sent_node[geom], &node), "g2l");
RSS(ref_geom_add(ref_geom, node, type, sent_id[geom],
&(sent_param[2 * geom])),
"add geom");
RSS(ref_geom_find(ref_geom, node, type, sent_id[geom], &new_geom),
"find");
ref_geom_gref(ref_geom, new_geom) = sent_gref[geom];
}
}
} while (geom_to_receive != end_of_message);
}
free(sent_param);
free(sent_gref);
free(sent_id);
free(sent_node);
return REF_SUCCESS;
}
REF_FCN static REF_STATUS ref_part_meshb_geom_bcast(
REF_GEOM ref_geom, REF_LONG ngeom, REF_INT type, REF_NODE ref_node,
REF_INT version, FILE *file) {
REF_MPI ref_mpi = ref_node_mpi(ref_node);
REF_INT chunk;
REF_LONG *read_node;
REF_LONG *read_id;
REF_LONG *read_gref;
REF_DBL *read_param;
REF_DBL double_gref;
REF_LONG ngeom_read;
REF_INT section_size;
REF_INT geom, new_geom;
REF_INT i, local;
chunk = (REF_INT)MAX(1000000, ngeom / (REF_LONG)ref_mpi_n(ref_mpi));
chunk = (REF_INT)MIN((REF_LONG)chunk, ngeom);
ref_malloc(read_node, chunk, REF_LONG);
ref_malloc(read_id, chunk, REF_LONG);
ref_malloc(read_gref, chunk, REF_LONG);
ref_malloc(read_param, 2 * chunk, REF_DBL);
ngeom_read = 0;
while (ngeom_read < ngeom) {
section_size = MIN(chunk, (REF_INT)(ngeom - ngeom_read));
if (ref_mpi_once(ref_mpi)) {
for (geom = 0; geom < section_size; geom++) {
RSS(ref_part_meshb_long(file, version, &(read_node[geom])), "node");
RSS(ref_part_meshb_long(file, version, &(read_id[geom])), "node");
for (i = 0; i < 2; i++)
read_param[i + 2 * geom] = 0.0; /* ensure init */
for (i = 0; i < type; i++)
REIS(1, fread(&(read_param[i + 2 * geom]), sizeof(double), 1, file),
"param");
read_gref[geom] = read_id[geom];
if (0 < type) {
REIS(1, fread(&(double_gref), sizeof(double), 1, file), "gref");
read_gref[geom] = (REF_LONG)double_gref;
}
}
for (geom = 0; geom < section_size; geom++) read_node[geom]--;
}
RSS(ref_mpi_bcast(ref_mpi, read_node, section_size, REF_LONG_TYPE), "nd");
RSS(ref_mpi_bcast(ref_mpi, read_id, section_size, REF_LONG_TYPE), "id");
RSS(ref_mpi_bcast(ref_mpi, read_gref, section_size, REF_LONG_TYPE), "gref");
RSS(ref_mpi_bcast(ref_mpi, read_param, 2 * section_size, REF_DBL_TYPE),
"pm");
for (geom = 0; geom < section_size; geom++) {
RXS(ref_node_local(ref_node, read_node[geom], &local), REF_NOT_FOUND,
"local");
if (REF_EMPTY != local) {
RSS(ref_geom_add(ref_geom, local, type, (REF_INT)read_id[geom],
&(read_param[2 * geom])),
"add geom");
RSS(ref_geom_find(ref_geom, local, type, (REF_INT)read_id[geom],
&new_geom),
"find");
ref_geom_gref(ref_geom, new_geom) = (REF_INT)read_gref[geom];
}
}
ngeom_read += section_size;
}
ref_free(read_param);
ref_free(read_gref);
ref_free(read_id);
ref_free(read_node);
return REF_SUCCESS;
}
REF_FCN static REF_STATUS ref_part_meshb_cell(REF_CELL ref_cell, REF_LONG ncell,
REF_NODE ref_node, REF_LONG nnode,
REF_INT version, REF_BOOL pad,
FILE *file) {
REF_MPI ref_mpi = ref_node_mpi(ref_node);
REF_LONG ncell_read;
REF_INT chunk;
REF_INT end_of_message = REF_EMPTY;
REF_INT elements_to_receive;
REF_GLOB *c2n;
REF_INT *c2n_int;
REF_LONG *c2n_long;
REF_GLOB *sent_c2n;
REF_INT *dest;
REF_INT *sent_part;
REF_INT *elements_to_send;
REF_INT *start_to_send;
REF_INT node_per, size_per;
REF_INT section_size;
REF_INT cell;
REF_INT part, node;
REF_INT ncell_keep;
REF_INT new_location;
size_t nread;
chunk = (REF_INT)MAX(1000000, ncell / (REF_LONG)ref_mpi_n(ref_mpi));
node_per = ref_cell_node_per(ref_cell);
size_per = ref_cell_size_per(ref_cell);
ref_malloc(sent_c2n, size_per * chunk, REF_GLOB);
if (ref_mpi_once(ref_mpi)) {
ref_malloc(elements_to_send, ref_mpi_n(ref_mpi), REF_INT);
ref_malloc(start_to_send, ref_mpi_n(ref_mpi), REF_INT);
ref_malloc(c2n, size_per * chunk, REF_GLOB);
ref_malloc(c2n_int, (node_per + 1) * chunk, REF_INT);
ref_malloc(c2n_long, (node_per + 1) * chunk, REF_LONG);
ref_malloc(dest, chunk, REF_INT);
ncell_read = 0;
while (ncell_read < ncell) {
section_size = MIN(chunk, (REF_INT)(ncell - ncell_read));
nread = (size_t)(section_size * (1 + node_per));
if (pad) {
for (cell = 0; cell < section_size; cell++) {
REF_INT zero;
REIS(node_per,
fread(&(c2n_int[(node_per + 1) * cell]), sizeof(REF_INT),
(size_t)node_per, file),
"int c2n pad node");
REIS(1, fread(&(zero), sizeof(REF_INT), 1, file), "int c2n pad zero");
REIS(1,
fread(&(c2n_int[node_per + (node_per + 1) * cell]),
sizeof(REF_INT), 1, file),
"int c2n pad tag");
}
for (cell = 0; cell < section_size; cell++)
for (node = 0; node < size_per; node++)
c2n[node + size_per * cell] =
(REF_GLOB)c2n_int[node + (node_per + 1) * cell];
} else {
if (version < 4) {
REIS(nread, fread(c2n_int, sizeof(REF_INT), nread, file), "int c2n");
for (cell = 0; cell < section_size; cell++)
for (node = 0; node < size_per; node++)
c2n[node + size_per * cell] =
(REF_GLOB)c2n_int[node + (node_per + 1) * cell];
} else {
REIS(nread, fread(c2n_long, sizeof(REF_LONG), nread, file),
"long c2n");
for (cell = 0; cell < section_size; cell++)
for (node = 0; node < size_per; node++)
c2n[node + size_per * cell] =
(REF_GLOB)c2n_long[node + (node_per + 1) * cell];
}
}
for (cell = 0; cell < section_size; cell++)
for (node = 0; node < node_per; node++) c2n[node + size_per * cell]--;
if (REF_CELL_PYR == ref_cell_type(ref_cell)) {
REF_GLOB n0, n1, n2, n3, n4;
/* convention: square basis is 0-1-2-3
(oriented counter clockwise like trias) and top vertex is 4 */
for (cell = 0; cell < section_size; cell++) {
n0 = c2n[0 + size_per * cell];
n1 = c2n[1 + size_per * cell];
n2 = c2n[2 + size_per * cell];
n3 = c2n[3 + size_per * cell];
n4 = c2n[4 + size_per * cell];
c2n[0 + size_per * cell] = n0;
c2n[3 + size_per * cell] = n1;
c2n[4 + size_per * cell] = n2;
c2n[1 + size_per * cell] = n3;
c2n[2 + size_per * cell] = n4;
}
}
ncell_read += section_size;
for (cell = 0; cell < section_size; cell++)
dest[cell] =
ref_part_implicit(nnode, ref_mpi_n(ref_mpi), c2n[size_per * cell]);
each_ref_mpi_part(ref_mpi, part) elements_to_send[part] = 0;
for (cell = 0; cell < section_size; cell++)
elements_to_send[dest[cell]]++;
start_to_send[0] = 0;
each_ref_mpi_worker(ref_mpi, part) {
start_to_send[part] =
start_to_send[part - 1] + elements_to_send[part - 1];
}
each_ref_mpi_part(ref_mpi, part) elements_to_send[part] = 0;
for (cell = 0; cell < section_size; cell++) {
new_location = start_to_send[dest[cell]] + elements_to_send[dest[cell]];
for (node = 0; node < size_per; node++)
sent_c2n[node + size_per * new_location] =
c2n[node + size_per * cell];
elements_to_send[dest[cell]]++;
}
/* rank 0 keepers */
ncell_keep = elements_to_send[0];
if (0 < ncell_keep) {
ref_malloc_init(sent_part, size_per * ncell_keep, REF_INT, REF_EMPTY);
for (cell = 0; cell < ncell_keep; cell++)
for (node = 0; node < node_per; node++)
sent_part[node + size_per * cell] = ref_part_implicit(
nnode, ref_mpi_n(ref_mpi), sent_c2n[node + size_per * cell]);
RSS(ref_cell_add_many_global(ref_cell, ref_node, ncell_keep, sent_c2n,
sent_part, ref_mpi_rank(ref_mpi)),
"glob");
ref_free(sent_part);
}
each_ref_mpi_worker(ref_mpi, part) {
if (0 < elements_to_send[part]) {
RSS(ref_mpi_scatter_send(ref_mpi, &(elements_to_send[part]), 1,
REF_INT_TYPE, part),
"send");
RSS(ref_mpi_scatter_send(
ref_mpi, &(sent_c2n[size_per * start_to_send[part]]),
size_per * elements_to_send[part], REF_GLOB_TYPE, part),
"send");
}
}
}
ref_free(dest);
ref_free(c2n_long);
ref_free(c2n_int);
ref_free(c2n);
ref_free(start_to_send);
ref_free(elements_to_send);
/* signal we are done */
each_ref_mpi_worker(ref_mpi, part) {
RSS(ref_mpi_scatter_send(ref_mpi, &end_of_message, 1, REF_INT_TYPE, part),
"send");
}
} else {
do {
RSS(ref_mpi_scatter_recv(ref_mpi, &elements_to_receive, 1, REF_INT_TYPE),
"recv");
if (elements_to_receive > 0) {
RSS(ref_mpi_scatter_recv(ref_mpi, sent_c2n,
size_per * elements_to_receive, REF_GLOB_TYPE),
"send");
ref_malloc_init(sent_part, size_per * elements_to_receive, REF_INT,
REF_EMPTY);
for (cell = 0; cell < elements_to_receive; cell++)
for (node = 0; node < node_per; node++)
sent_part[node + size_per * cell] = ref_part_implicit(
nnode, ref_mpi_n(ref_mpi), sent_c2n[node + size_per * cell]);
RSS(ref_cell_add_many_global(ref_cell, ref_node, elements_to_receive,
sent_c2n, sent_part,
ref_mpi_rank(ref_mpi)),
"many glob");
ref_free(sent_part);
}
} while (elements_to_receive != end_of_message);
}
free(sent_c2n);
RSS(ref_migrate_shufflin_cell(ref_node, ref_cell), "fill ghosts");
return REF_SUCCESS;
}
REF_FCN static REF_STATUS ref_part_meshb_cell_bcast(REF_CELL ref_cell,
REF_GLOB ncell,
REF_NODE ref_node,
REF_INT version,
FILE *file) {
REF_MPI ref_mpi = ref_node_mpi(ref_node);
REF_GLOB ncell_read;
REF_INT chunk;
REF_INT section_size;
REF_GLOB *c2n;
REF_INT *c2n_int;
REF_LONG *c2n_long;
REF_INT node_per, size_per;
REF_INT cell, node, local, new_cell;
REF_BOOL have_all_nodes, one_node_local;
REF_INT nodes[REF_CELL_MAX_SIZE_PER];
size_t nread;
chunk = (REF_INT)MAX(1000000, ncell / (REF_LONG)ref_mpi_n(ref_mpi));
size_per = ref_cell_size_per(ref_cell);
node_per = ref_cell_node_per(ref_cell);
ref_malloc(c2n, size_per * chunk, REF_GLOB);
ref_malloc(c2n_int, (1 + node_per) * chunk, REF_INT);
ref_malloc(c2n_long, (1 + node_per) * chunk, REF_LONG);
ncell_read = 0;
while (ncell_read < ncell) {
section_size = MIN(chunk, (REF_INT)(ncell - ncell_read));
if (ref_mpi_once(ref_mpi)) {
nread = (size_t)(section_size * (1 + node_per));
if (version < 4) {
REIS(nread, fread(c2n_int, sizeof(REF_INT), nread, file), "int c2n");
for (cell = 0; cell < section_size; cell++)
for (node = 0; node < size_per; node++)
c2n[node + size_per * cell] =
(REF_GLOB)c2n_int[node + (node_per + 1) * cell];
} else {
REIS(nread, fread(c2n_long, sizeof(REF_LONG), nread, file), "long c2n");
for (cell = 0; cell < section_size; cell++)
for (node = 0; node < size_per; node++)
c2n[node + size_per * cell] =
(REF_GLOB)c2n_long[node + (node_per + 1) * cell];
}
for (cell = 0; cell < section_size; cell++)
for (node = 0; node < node_per; node++) c2n[node + size_per * cell]--;
}
RSS(ref_mpi_bcast(ref_mpi, c2n, size_per * section_size, REF_GLOB_TYPE),
"broadcast read c2n");
/* convert to local nodes and add if local */
for (cell = 0; cell < section_size; cell++) {
have_all_nodes = REF_TRUE;
for (node = 0; node < node_per; node++) {
RXS(ref_node_local(ref_node, c2n[node + size_per * cell], &local),
REF_NOT_FOUND, "local");
if (REF_EMPTY != local) {
nodes[node] = local;
} else {
have_all_nodes = REF_FALSE;
break;
}
}
if (have_all_nodes) {
if (node_per != size_per)
nodes[node_per] = (REF_INT)c2n[node_per + size_per * cell];
one_node_local = REF_FALSE;
for (node = 0; node < node_per; node++) {
one_node_local =
(one_node_local || ref_node_owned(ref_node, nodes[node]));
}
if (one_node_local)
RSS(ref_cell_add(ref_cell, nodes, &new_cell), "add");
}
}
ncell_read += section_size;
}
free(c2n_long);
free(c2n_int);
free(c2n);
return REF_SUCCESS;
}
REF_FCN static REF_STATUS ref_part_meshb(REF_GRID *ref_grid_ptr,
REF_MPI ref_mpi,
const char *filename) {
REF_BOOL verbose = REF_FALSE;
REF_INT version, dim;
REF_BOOL available;
REF_FILEPOS next_position = REF_EMPTY;
REF_FILEPOS key_pos[REF_IMPORT_MESHB_LAST_KEYWORD];
REF_GRID ref_grid;
REF_NODE ref_node;
REF_GEOM ref_geom;
FILE *file;
REF_BOOL swap_endian = REF_FALSE;
REF_LONG nnode;
REF_INT group, keyword_code;
REF_CELL ref_cell;
REF_LONG ncell;
REF_INT type, geom_keyword;
REF_LONG ngeom;
REF_INT cad_data_keyword;
REF_BOOL pad = REF_FALSE;
file = NULL;
if (ref_mpi_once(ref_mpi)) {
RSS(ref_import_meshb_header(filename, &version, key_pos), "header");
if (verbose) printf("meshb version %d\n", version);
if (verbose) printf("open %s\n", filename);
file = fopen(filename, "r");
if (NULL == (void *)file) printf("unable to open %s\n", filename);
RNS(file, "unable to open file");
RSS(ref_import_meshb_jump(file, version, key_pos, 3, &available,
&next_position),
"jump");
RAS(available, "meshb missing dimension");
REIS(1, fread((unsigned char *)&dim, 4, 1, file), "dim");
if (verbose) printf("meshb dim %d\n", dim);
}
RSS(ref_mpi_bcast(ref_mpi, &version, 1, REF_INT_TYPE), "bcast");
RSS(ref_mpi_bcast(ref_mpi, &dim, 1, REF_INT_TYPE), "bcast");
RSS(ref_grid_create(ref_grid_ptr, ref_mpi), "create grid");
ref_grid = *ref_grid_ptr;
ref_node = ref_grid_node(ref_grid);
ref_geom = ref_grid_geom(ref_grid);
ref_grid_twod(ref_grid) = (2 == dim);
if (ref_grid_once(ref_grid)) {
RSS(ref_import_meshb_jump(file, version, key_pos, 4, &available,
&next_position),
"jump");
RAS(available, "meshb missing vertex");
RSS(ref_part_meshb_long(file, version, &nnode), "nnode");
if (verbose) printf("nnode %ld\n", nnode);
}
RSS(ref_mpi_bcast(ref_mpi, &nnode, 1, REF_LONG_TYPE), "bcast");
RSS(ref_part_node(file, swap_endian, version, ref_grid_twod(ref_grid),
ref_node, nnode),
"part node");
if (ref_grid_once(ref_grid))
REIS(next_position, ftello(file), "vertex file location");
each_ref_grid_all_ref_cell(ref_grid, group, ref_cell) {
if (ref_grid_once(ref_grid)) {
RSS(ref_cell_meshb_keyword(ref_cell, &keyword_code), "kw");
RSS(ref_import_meshb_jump(file, version, key_pos, keyword_code,
&available, &next_position),
"jump");
if (available) {
RSS(ref_part_meshb_long(file, version, &ncell), "ncell");
if (verbose) printf("group %d ncell %ld\n", group, ncell);
}
}
RSS(ref_mpi_bcast(ref_mpi, &available, 1, REF_INT_TYPE), "bcast");
if (available) {
RSS(ref_mpi_bcast(ref_mpi, &ncell, 1, REF_LONG_TYPE), "bcast");
RSS(ref_part_meshb_cell(ref_cell, ncell, ref_node, nnode, version, pad,
file),
"part cell");
if (ref_grid_once(ref_grid))
REIS(next_position, ftello(file), "cell file location");
}
}
each_ref_type(ref_geom, type) {
if (ref_grid_once(ref_grid)) {
geom_keyword = 40 + type;
RSS(ref_import_meshb_jump(file, version, key_pos, geom_keyword,
&available, &next_position),
"jump");
if (available) {
RSS(ref_part_meshb_long(file, version, &ngeom), "ngeom");
if (verbose) printf("type %d ngeom %ld\n", type, ngeom);
}
}
RSS(ref_mpi_bcast(ref_mpi, &available, 1, REF_INT_TYPE), "bcast");
if (available) {
RSS(ref_mpi_bcast(ref_mpi, &ngeom, 1, REF_LONG_TYPE), "bcast");
RSS(ref_part_meshb_geom_bcast(ref_geom, ngeom, type, ref_node, version,
file),
"part geom");
if (ref_grid_once(ref_grid))
REIS(next_position, ftello(file), "end location");
}
}
if (ref_grid_once(ref_grid)) {
cad_data_keyword = 126; /* GmfByteFlow */
RSS(ref_import_meshb_jump(file, version, key_pos, cad_data_keyword,
&available, &next_position),
"jump");
if (available) {
RSS(ref_part_meshb_size(file, version,
&(ref_geom_cad_data_size(ref_geom))),
"cad data size");
if (verbose)
printf("cad_data_size %ld\n", (long)ref_geom_cad_data_size(ref_geom));
/* safe non-NULL free, if already allocated, to prevent mem leaks */
ref_free(ref_geom_cad_data(ref_geom));
ref_malloc_size_t(ref_geom_cad_data(ref_geom),
ref_geom_cad_data_size(ref_geom), REF_BYTE);
REIS(ref_geom_cad_data_size(ref_geom),
fread(ref_geom_cad_data(ref_geom), sizeof(REF_BYTE),
ref_geom_cad_data_size(ref_geom), file),
"cad_data");
REIS(next_position, ftello(file), "end location");
}
}
RSS(ref_mpi_bcast(ref_mpi, &available, 1, REF_INT_TYPE), "bcast");
if (available) {
RSS(ref_mpi_bcast(ref_mpi, &ref_geom_cad_data_size(ref_geom), 1,
REF_LONG_TYPE),
"bcast");
if (!ref_grid_once(ref_grid)) {
/* safe non-NULL free, if already allocated, to prevent mem leaks */
ref_free(ref_geom_cad_data(ref_geom));
ref_malloc_size_t(ref_geom_cad_data(ref_geom),
ref_geom_cad_data_size(ref_geom), REF_BYTE);
}
RSS(ref_mpi_bcast(ref_mpi, ref_geom_cad_data(ref_geom),
(REF_INT)ref_geom_cad_data_size(ref_geom), REF_BYTE_TYPE),
"bcast");
}
RSS(ref_geom_ghost(ref_geom, ref_node), "fill geom ghosts");
RSS(ref_node_ghost_real(ref_node), "ghost real");
RSS(ref_grid_inward_boundary_orientation(ref_grid),
"inward boundary orientation");
if (ref_grid_once(ref_grid)) {
fclose(file);
}
return REF_SUCCESS;
}
REF_FCN REF_STATUS ref_part_cad_data(REF_GRID ref_grid, const char *filename) {
REF_MPI ref_mpi = ref_grid_mpi(ref_grid);
REF_GEOM ref_geom = ref_grid_geom(ref_grid);
FILE *file;
REF_INT version = REF_EMPTY, dim = REF_EMPTY;
REF_BOOL available;
REF_FILEPOS next_position;
REF_FILEPOS key_pos[REF_IMPORT_MESHB_LAST_KEYWORD];
REF_INT cad_data_keyword;
REF_BOOL verbose = REF_FALSE;
size_t end_of_string;
end_of_string = strlen(filename);
if (strcmp(&filename[end_of_string - 6], ".meshb") != 0)
RSS(REF_INVALID, "expected .meshb extension");
file = NULL;
if (ref_mpi_once(ref_mpi)) {
RSS(ref_import_meshb_header(filename, &version, key_pos), "header");
if (verbose) printf("meshb version %d\n", version);
if (verbose) printf("open %s\n", filename);
file = fopen(filename, "r");
if (NULL == (void *)file) printf("unable to open %s\n", filename);
RNS(file, "unable to open file");
RSS(ref_import_meshb_jump(file, version, key_pos, 3, &available,
&next_position),
"jump");
RAS(available, "meshb missing dimension");
REIS(1, fread((unsigned char *)&dim, 4, 1, file), "dim");
if (verbose) printf("meshb dim %d\n", dim);
}
if (ref_grid_once(ref_grid)) {
cad_data_keyword = 126; /* GmfByteFlow */
RSS(ref_import_meshb_jump(file, version, key_pos, cad_data_keyword,
&available, &next_position),
"jump");
if (available) {
RSS(ref_part_meshb_size(file, version,
&(ref_geom_cad_data_size(ref_geom))),
"cad data size");
if (verbose)
printf("cad_data_size %ld\n", (long)ref_geom_cad_data_size(ref_geom));
/* safe non-NULL free, if already allocated, to prevent mem leaks */
ref_free(ref_geom_cad_data(ref_geom));
ref_malloc_size_t(ref_geom_cad_data(ref_geom),
ref_geom_cad_data_size(ref_geom), REF_BYTE);
REIS(ref_geom_cad_data_size(ref_geom),
fread(ref_geom_cad_data(ref_geom), sizeof(REF_BYTE),
(size_t)ref_geom_cad_data_size(ref_geom), file),
"cad_data");
REIS(next_position, ftello(file), "end location");
}
}
RSS(ref_mpi_bcast(ref_mpi, &available, 1, REF_INT_TYPE), "bcast");
RAS(available, "GmfByteFlow keyword for cad data missing");
if (available) {
RSS(ref_mpi_bcast(ref_mpi, &ref_geom_cad_data_size(ref_geom), 1,
REF_INT_TYPE),
"bcast");
if (!ref_grid_once(ref_grid)) {
/* safe non-NULL free, if already allocated, to prevent mem leaks */
ref_free(ref_geom_cad_data(ref_geom));
ref_malloc_size_t(ref_geom_cad_data(ref_geom),
ref_geom_cad_data_size(ref_geom), REF_BYTE);
}
RSS(ref_mpi_bcast(ref_mpi, ref_geom_cad_data(ref_geom),
(REF_INT)ref_geom_cad_data_size(ref_geom), REF_BYTE_TYPE),
"bcast");
}
if (ref_grid_once(ref_grid)) {
fclose(file);
}
return REF_SUCCESS;
}
REF_FCN REF_STATUS ref_part_cad_association(REF_GRID ref_grid,
const char *filename) {
REF_MPI ref_mpi = ref_grid_mpi(ref_grid);
REF_GEOM ref_geom = ref_grid_geom(ref_grid);
REF_NODE ref_node = ref_grid_node(ref_grid);
FILE *file;
REF_INT version, dim;
REF_BOOL available;
REF_FILEPOS next_position = REF_EMPTY;
REF_FILEPOS key_pos[REF_IMPORT_MESHB_LAST_KEYWORD];
REF_INT type, geom_keyword;
REF_LONG ngeom;
REF_BOOL verbose = REF_FALSE;
size_t end_of_string;
end_of_string = strlen(filename);
if (strcmp(&filename[end_of_string - 6], ".meshb") != 0)
RSS(REF_INVALID, "expected .meshb extension");
file = NULL;
if (ref_mpi_once(ref_mpi)) {
RSS(ref_import_meshb_header(filename, &version, key_pos), "header");
if (verbose) printf("meshb version %d\n", version);
if (verbose) printf("open %s\n", filename);
file = fopen(filename, "r");
if (NULL == (void *)file) printf("unable to open %s\n", filename);
RNS(file, "unable to open file");
RSS(ref_import_meshb_jump(file, version, key_pos, 3, &available,
&next_position),
"jump");
RAS(available, "meshb missing dimension");
REIS(1, fread((unsigned char *)&dim, 4, 1, file), "dim");
if (verbose) printf("meshb dim %d\n", dim);
}
RSS(ref_mpi_bcast(ref_mpi, &version, 1, REF_INT_TYPE), "bcast");
RSS(ref_geom_initialize(ref_geom), "clear out previous assoc");
each_ref_type(ref_geom, type) {
if (ref_grid_once(ref_grid)) {
geom_keyword = 40 + type;
RSS(ref_import_meshb_jump(file, version, key_pos, geom_keyword,
&available, &next_position),
"jump");
if (available) {
RSS(ref_part_meshb_long(file, version, &ngeom), "ngeom");
if (verbose) printf("type %d ngeom %ld\n", type, ngeom);
}
}
RSS(ref_mpi_bcast(ref_mpi, &available, 1, REF_INT_TYPE), "bcast");
if (available) {
RSS(ref_mpi_bcast(ref_mpi, &ngeom, 1, REF_LONG_TYPE), "bcast");
RSS(ref_part_meshb_geom_bcast(ref_geom, ngeom, type, ref_node, version,
file),
"part geom bcast");
if (ref_grid_once(ref_grid))
REIS(next_position, ftello(file), "end location");
}
}
if (ref_grid_once(ref_grid)) {
fclose(file);
}
return REF_SUCCESS;
}
REF_FCN REF_STATUS ref_part_cad_discrete_edge(REF_GRID ref_grid,
const char *filename) {
REF_MPI ref_mpi = ref_grid_mpi(ref_grid);
REF_NODE ref_node = ref_grid_node(ref_grid);