From 1729e57dbfd30ad9610d2dcd9aa9d29b140fec8a Mon Sep 17 00:00:00 2001
From: "daniele.nicoli" <daniele.nicoli@egalware.com>
Date: Mon, 2 Mar 2026 16:38:08 +0100
Subject: [PATCH] ProcessLongDoubleCut, migliorata casistica pezzo da lavorare
 con testa 2

---
 LuaLibs/ProcessLongDoubleCut.lua | 54 +++++++++++++++++---------------
 1 file changed, 29 insertions(+), 25 deletions(-)

diff --git a/LuaLibs/ProcessLongDoubleCut.lua b/LuaLibs/ProcessLongDoubleCut.lua
index 08fbdd2..7d5f850 100644
--- a/LuaLibs/ProcessLongDoubleCut.lua
+++ b/LuaLibs/ProcessLongDoubleCut.lua
@@ -1151,7 +1151,7 @@ function ProcessLong2Cut.Make( Proc, nPhase, nRawId, nPartId, bForcedBladeMaster
       end
       -- recupero la lavorazione
       local sMilling
-      local bDownHead = ( nSide == -1 and BD.DOWN_HEAD)
+      local bDownHead = ( BD.DOWN_HEAD and ( nSide == -1 or AreSameVectorApprox( vtN[vOrd[1]], -Z_AX())))
       sMilling = ML.FindMilling( 'Long2Cut', dElev, nil, nil, nil, not bDownHead, bDownHead)
 
       if not sMilling then
@@ -1277,31 +1277,35 @@ function ProcessLong2Cut.Make( Proc, nPhase, nRawId, nPartId, bForcedBladeMaster
       local dLimitAngle = -0.5 - 20 * GEO.EPS_SMALL
       -- se facce ortogonali (concave), mantengo la lavorazione di testa sulla faccia più grande purchè non superi di 30 gradi il sottosquadra
       if bOrtho then
-         local vtN1 = vtN[vOrd[1]]
-         local vtN2 = vtN[vOrd[2]]
-         if vtN1:getZ() > 0.001 and vtN2:getZ() > 0.001 then
-            if vtN1:getZ() >= vtN2:getZ() then
-               nFin = 1
-            else
-               nIni = 2
-            end
+         if bDownHead and AreSameVectorApprox( vtN[vOrd[1]], -Z_AX()) then
+            nFin = 1
          else
-            if vtN1:getZ() < dLimitAngle then
-               nIni = 2
-            elseif vtN2:getZ() < dLimitAngle then
-               nFin = 1
-            else
+            local vtN1 = vtN[vOrd[1]]
+            local vtN2 = vtN[vOrd[2]]
+            if vtN1:getZ() > 0.001 and vtN2:getZ() > 0.001 then
                if vtN1:getZ() >= vtN2:getZ() then
-                  if vtN1:getZ() < dLimitAngle then
-                     nIni = 2
-                  else
-                     nFin = 1
-                  end
+                  nFin = 1
                else
-                  if vtN1:getZ() < dLimitAngle then
-                     nIni = 2
+                  nIni = 2
+               end
+            else
+               if vtN1:getZ() < dLimitAngle then
+                  nIni = 2
+               elseif vtN2:getZ() < dLimitAngle then
+                  nFin = 1
+               else
+                  if vtN1:getZ() >= vtN2:getZ() then
+                     if vtN1:getZ() < dLimitAngle then
+                        nIni = 2
+                     else
+                        nFin = 1
+                     end
                   else
-                     nFin = 1
+                     if vtN1:getZ() < dLimitAngle then
+                        nIni = 2
+                     else
+                        nFin = 1
+                     end
                   end
                end
             end
@@ -1325,7 +1329,7 @@ function ProcessLong2Cut.Make( Proc, nPhase, nRawId, nPartId, bForcedBladeMaster
             -- valore sovrapposizione tra passate con fresa di fianco
             local dOverLapExtend = 2
             -- Verifico se da fare di fianco perchè normale troppo verso il basso (minore di -30deg)
-            local bSide = ( vtN[vOrd[i]]:getZ() < dLimitAngle and not ( nSide == -1 and ( BD.DOWN_HEAD or BD.TURN)))
+            local bSide = ( vtN[vOrd[i]]:getZ() < dLimitAngle and not ( bDownHead or ( nSide == -1 and ( BD.DOWN_HEAD or BD.TURN))))
             -- Limitazioni della lavorazione
             local nPos = EgtIf( i == 1, j, nC - j + 1)
             local dSal = EgtIf( nPos == 1, - EgtIf( i == nIni, dStartDist, dEndDist), - EgtIf( i == nIni, dStartAccDist, dEndAccDist) - ( nPos - 2) * dC + EgtIf( bSide, dOverLapExtend, 0))
@@ -1503,8 +1507,8 @@ function ProcessLong2Cut.Make( Proc, nPhase, nRawId, nPartId, bForcedBladeMaster
          sMilling = ML.FindMilling( sMchType)
          sPrefix = 'L2CS_'
          nExtendMach = nUseMillOnSide
-         if nUseMillOnSide == 2 then 
-            bRemoveToolRadius = true 
+         if nUseMillOnSide == 2 then
+            bRemoveToolRadius = true
          end
          -- se testa da sotto
          if nSide ~= 1 and BD.DOWN_HEAD then