From 0d668c1a4a94bd5a3b22e3eb5b7df3c6f445a801 Mon Sep 17 00:00:00 2001
From: Dario Sassi <dario.sassi@egalware.com>
Date: Thu, 6 Mar 2025 20:10:38 +0100
Subject: [PATCH] EgtGeomKernel : - piccola miglioria a test per
 concatenamento.

---
 ChainCurves.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ChainCurves.cpp b/ChainCurves.cpp
index 01eface..4eb37bc 100644
--- a/ChainCurves.cpp
+++ b/ChainCurves.cpp
@@ -284,8 +284,8 @@ ChainCurves::ChooseStart( const Point3d& ptStart, const INTVECTOR& vStart, int&
       double dSqDist = SqDist( ptStart, ptNear) ;
       // tengo il segmento più vicino al punto
       // favorendo eventualmente quello equiverso se entro EPS da un concorrente
-      if ( dSqDist < dSqDistMin - EPS_SMALL  ||
-         ((dSqDist < dSqDistMin + EPS_SMALL)  &&  bEquiv  &&  vStart[nI] < 0)) {
+      if ( dSqDist < dSqDistMin - 2 * EPS_SMALL  ||
+         ((dSqDist < dSqDistMin + 2 * EPS_SMALL)  &&  bEquiv  &&  vStart[nI] < 0)) {
          dSqDistMin = dSqDist ;
          nI = i ;
       }