From fb60212a5b779b9f7b14342cf2afa99e50e35f3a Mon Sep 17 00:00:00 2001
From: Matthias Koefferlein <matthias@koefferlein.de>
Date: Fri, 25 Nov 2022 22:36:19 +0100
Subject: [PATCH] More numerical stability for reproducible tests
 drcSimpleTests:56 and 57 (45 degree angles)

---
 src/db/db/dbCellVariants.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/db/db/dbCellVariants.cc b/src/db/db/dbCellVariants.cc
index 97f3c8c0d..c65d1a7a0 100644
--- a/src/db/db/dbCellVariants.cc
+++ b/src/db/db/dbCellVariants.cc
@@ -52,13 +52,13 @@ db::ICplxTrans OrthogonalTransformationReducer::reduce (const db::ICplxTrans &tr
   } else {
     db::ICplxTrans res;
     double a = trans.angle ();
-    double a90 = floor (a / 90.0 + 0.5) * 90.0;
+    double a90 = floor (a / 90.0 + 0.5 + db::epsilon) * 90.0;
     res.angle (a - a90);
     return res;
   }
 }
 
-db::Trans OrthogonalTransformationReducer::reduce (const db::Trans &trans) const
+db::Trans OrthogonalTransformationReducer::reduce (const db::Trans &) const
 {
   return db::Trans ();
 }