From 2f6a1f7579f5466ffc3b29017d0b23f1957e69aa Mon Sep 17 00:00:00 2001
From: SaraP <sara.perdoncin@egalware.com>
Date: Wed, 7 Dec 2022 14:50:53 +0100
Subject: [PATCH] EgtGeomKernel : - correzione a GetSurfFlatRegionFromFatCurve
 nel caso di curve quasi chiuse su piani inclinati.

---
 SfrCreate.cpp | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/SfrCreate.cpp b/SfrCreate.cpp
index f118932..c8502c8 100644
--- a/SfrCreate.cpp
+++ b/SfrCreate.cpp
@@ -143,9 +143,20 @@ GetSurfFlatRegionFromFatCurve( ICurve* pCrv, double dRadius, bool bSquareEnds, b
          pCompo1->ModifyEnd( ptNew) ;
       }
       else {
-         double dAngEnd ; vtEnd.ToSpherical( nullptr, nullptr, &dAngEnd) ;
-         double dAngStart ; vtStart.ToSpherical( nullptr, nullptr, &dAngStart) ;
+         Frame3d frLoc ;
+         if ( ! AreSameVectorApprox( vtExtr, Z_AX))
+            frLoc.Set( ORIG, vtExtr) ;
+
+        // costruisco il biarco nel piano della curva
+         ptStart.ToLoc( frLoc) ;
+         ptEnd.ToLoc( frLoc) ;
+         Vector3d vtELoc( vtEnd) ; vtELoc.ToLoc( frLoc) ;          
+         Vector3d vtSLoc( vtStart) ; vtSLoc.ToLoc( frLoc) ;
+         double dAngEnd ; vtELoc.ToSpherical( nullptr, nullptr, &dAngEnd) ;
+         double dAngStart ; vtSLoc.ToSpherical( nullptr, nullptr, &dAngStart) ;
          PtrOwner<ICurve> pClose( GetBiArc( ptEnd, dAngEnd, ptStart, dAngStart, 0.5)) ;
+        // porto il biarco in globale
+         pClose->ToGlob( frLoc) ;         
          if ( ! IsNull( pClose))
             pCompo1->AddCurve( Release( pClose)) ;
          else