From df19d7b9567654519a120bb16cb818465634fd8c Mon Sep 17 00:00:00 2001
From: "Peter W. Draper" <p.w.draper@durham.ac.uk>
Date: Wed, 3 Aug 2016 10:04:12 +0100
Subject: [PATCH] Skip drift of non-local cells
Same behaviour as old task based drift
---
src/runner.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/src/runner.c b/src/runner.c
index e6cc88ae52..5f451a4695 100644
--- a/src/runner.c
+++ b/src/runner.c
@@ -597,6 +597,9 @@ void runner_do_drift_mapper(void *map_data, int num_elements,
struct cell *c = &cells[ind];
if (c == NULL) continue;
+ /* Only drift local particles. */
+ if (c->nodeID != e->nodeID) continue;
+
struct part *const parts = c->parts;
struct xpart *const xparts = c->xparts;
struct gpart *const gparts = c->gparts;
@@ -613,10 +616,12 @@ void runner_do_drift_mapper(void *map_data, int num_elements,
/* No children? */
if (!c->split) {
+
/* Loop over all the g-particles in the cell */
const int nr_gparts = c->gcount;
for (size_t k = 0; k < nr_gparts; k++) {
+
/* Get a handle on the gpart. */
struct gpart *const gp = &gparts[k];
--
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