From cf9ed0d25339ca49eecd2aa59152e65ce18738e5 Mon Sep 17 00:00:00 2001
From: Behzad Safaei <iwia103h@alex1.nhr.fau.de>
Date: Sun, 27 Apr 2025 20:09:16 +0200
Subject: [PATCH] Fix reneighbor procedure
---
src/pairs/code_gen/interface.py | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/src/pairs/code_gen/interface.py b/src/pairs/code_gen/interface.py
index bbc1699..8729149 100644
--- a/src/pairs/code_gen/interface.py
+++ b/src/pairs/code_gen/interface.py
@@ -123,9 +123,11 @@ class InterfaceModules:
reneighboring_procedures = [
Exchange(self.sim._comm),
- Borders(self.sim._comm),
- # Note: DomainUpdateLocal must happen after exchange since local particles must be contained in AABBs
+ # Note: DomainUpdateLocal must happen after exchange since local particles must be contained in AABBs.
+ # And it must happen before Borders since newly received particles need to be included, so they become ghosts
+ # for their previous neighbor
DomainUpdateLocal(self.sim),
+ Borders(self.sim._comm),
BuildCellListsStencil(self.sim, self.sim.cell_lists),
self.sim.update_cells_procedures,
ResetVolatileProperties(self.sim)
--
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