From e22677fe9514b5abfe7c397dad24a443e596997b Mon Sep 17 00:00:00 2001
From: lhausamm <loic_hausammann@hotmail.com>
Date: Thu, 31 May 2018 10:46:45 +0200
Subject: [PATCH] Select Output: skip array preparation in parallel
---
src/parallel_io.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/src/parallel_io.c b/src/parallel_io.c
index a87c8e9fa1..401e3b7da0 100644
--- a/src/parallel_io.c
+++ b/src/parallel_io.c
@@ -839,6 +839,7 @@ void prepare_file(struct engine* e, const char* baseName, long long N_total[6],
const struct xpart* xparts = e->s->xparts;
const struct gpart* gparts = e->s->gparts;
const struct spart* sparts = e->s->sparts;
+ const struct swift_params* params = e->parameter_file;
FILE* xmfFile = 0;
int periodic = e->s->periodic;
int numFiles = 1;
@@ -1019,9 +1020,14 @@ void prepare_file(struct engine* e, const char* baseName, long long N_total[6],
}
/* Prepare everything */
- for (int i = 0; i < num_fields; ++i)
- prepareArray(e, h_grp, fileName, xmfFile, partTypeGroupName, list[i],
- N_total[ptype], snapshot_units);
+ for (int i = 0; i < num_fields; ++i) {
+ char field[PARSER_MAX_LINE_SIZE];
+ sprintf(field, "SelectOutput:%s_%s", list[i].name, part_type_names[ptype]);
+ int should_write = parser_get_opt_param_int(params, field, 1);
+ if (should_write != 0)
+ prepareArray(e, h_grp, fileName, xmfFile, partTypeGroupName, list[i],
+ N_total[ptype], snapshot_units);
+ }
/* Close particle group */
H5Gclose(h_grp);
--
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