From 5d8757d6bb2dbb42cee409f4e333f228823a4c1e Mon Sep 17 00:00:00 2001
From: Henry Weller <http://cfd.direct>
Date: Mon, 14 Dec 2015 10:21:22 +0000
Subject: [PATCH] PairCollision: Reduce division stabilization to SMALL

---
 .../Kinematic/CollisionModel/PairCollision/PairCollision.C      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lagrangian/intermediate/submodels/Kinematic/CollisionModel/PairCollision/PairCollision.C b/src/lagrangian/intermediate/submodels/Kinematic/CollisionModel/PairCollision/PairCollision.C
index 54131aa82..6800360b4 100644
--- a/src/lagrangian/intermediate/submodels/Kinematic/CollisionModel/PairCollision/PairCollision.C
+++ b/src/lagrangian/intermediate/submodels/Kinematic/CollisionModel/PairCollision/PairCollision.C
@@ -246,7 +246,7 @@ void Foam::PairCollision<CloudType>::wallInteraction()
 
                     vector pW = nearPt - pos;
 
-                    scalar normalAlignment = normal & pW/(mag(pW) + ROOTSMALL);
+                    scalar normalAlignment = normal & pW/(mag(pW) + SMALL);
 
                     // Find the patchIndex and wallData for WallSiteData object
                     label patchI = patchID[realFaceI - mesh.nInternalFaces()];