From bb35d784a295e2bc96050af5ac51116cc8865c71 Mon Sep 17 00:00:00 2001
From: Mark Olesen <Mark.Olesen@esi-group.com>
Date: Fri, 12 Jul 2019 16:38:04 +0200
Subject: [PATCH] BUG: distanceSurface has gaps in mesh (#1374)

- need to be more generous when prefiltering the cell selection
---
 src/sampling/surface/distanceSurface/distanceSurface.C | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/sampling/surface/distanceSurface/distanceSurface.C b/src/sampling/surface/distanceSurface/distanceSurface.C
index 2f1c9a511d..04e1236a23 100644
--- a/src/sampling/surface/distanceSurface/distanceSurface.C
+++ b/src/sampling/surface/distanceSurface/distanceSurface.C
@@ -209,6 +209,9 @@ void Foam::distanceSurface::createGeometry()
                     cellBb.clear();
                     cellBb.add(fvm.points(), fvm.cellPoints(i));
 
+                    // Expand slightly to catch corners
+                    cellBb.inflate(0.1);
+
                     if (!cellBb.contains(nearest[i].hitPoint()))
                     {
                         ignoreCells.set(i);