From 6fe030d3d8d912733816cc436430c347935ce583 Mon Sep 17 00:00:00 2001
From: DarioS <dario.sassi@egalware.com>
Date: Tue, 1 Sep 2026 13:19:37 +0200
Subject: [PATCH] EgtMachKernel : - piccola modifica in SawFinishing Along5a
 per step iniziale su angoli esterni (guidato da Riccardo).

---
 SawFinishing.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/SawFinishing.cpp b/SawFinishing.cpp
index a10c69b..a5f4ebc 100644
--- a/SawFinishing.cpp
+++ b/SawFinishing.cpp
@@ -3928,8 +3928,13 @@ SawFinishing::CalcStepsFor5AxSections( SECTIONVECTOR& vSections) const
 
         // --- Inizio
         // Se angolo esterno all'inizio
-         if ( vAngleParams[i].second == EXTERNAL)
-            pCompo->ExtendStartByLen( max( SAW_EXTERNAL_ANGLE_LEN_TOL, m_TParams.m_dThick / 2. - m_Params.m_dSideStep)) ;
+         if ( vAngleParams[i].second == EXTERNAL) {
+            double dDelta = max( m_TParams.m_dThick / 2. - m_Params.m_dSideStep, SAW_EXTERNAL_ANGLE_LEN_TOL - m_TParams.m_dThick) ;
+            if ( dDelta > 0)
+               pCompo->ExtendStartByLen( dDelta) ;
+            else
+               pCompo->TrimStartAtLen( -dDelta) ;
+         }
         // Se angolo interno all'inizio
          else {
            // Mediante la bisezione verifico se esiste collisione
@@ -3943,6 +3948,7 @@ SawFinishing::CalcStepsFor5AxSections( SECTIONVECTOR& vSections) const
         // --- Fine
         // Se angolo esterno alla fine
          if ( vAngleParams[i+1].second == EXTERNAL) {
+           // non faccio l'extend perchè spessore lama sempre maggiore del doppio di SAW_EXTERNAL_ANGLE_LEN_TOL = 0.5
             double dLen ; pCompo->GetLength( dLen) ;
             pCompo->TrimEndAtLen( max( 0., dLen - m_TParams.m_dThick / 2. + SAW_EXTERNAL_ANGLE_LEN_TOL)) ;
          }