Fixed stock creation with odd initial extent - tessellate to the rescue.

src/Mod/Path/PathScripts/PathStock.py

@@ -212,30 +212,37 @@ def SetupStockObject(obj, stockType):
         obj.ViewObject.DisplayMode = 'Wireframe'
 
 def CreateFromBase(job, neg=None, pos=None, placement=None):
-    PathLog.track(job.Label if job else "-", neg, pos, placement)
     base = job.Base if job and hasattr(job, 'Base') else None
+    if base:
+        base.Shape.tessellate(0.1)
     obj = FreeCAD.ActiveDocument.addObject('Part::FeaturePython', 'Stock')
     proxy = StockFromBase(obj, base)
+
     if neg:
         obj.ExtXneg = neg.x
         obj.ExtYneg = neg.y
         obj.ExtZneg = neg.z
+
     if pos:
         obj.ExtXpos = pos.x
         obj.ExtYpos = pos.y
         obj.ExtZpos = pos.z
+
     if placement:
         obj.Placement = placement
+
     SetupStockObject(obj, StockType.FromBase)
     proxy.execute(obj)
     obj.purgeTouched()
     return obj
 
 def CreateBox(job, extent=None, placement=None):
-    PathLog.track(job.Label if job else "-", extent, placement)
     base = job.Base if job and hasattr(job, 'Base') else None
+    if base:
+        base.Shape.tessellate(0.1)
     obj = FreeCAD.ActiveDocument.addObject('Part::FeaturePython', 'Stock')
     proxy = StockCreateBox(obj)
+
     if extent:
         obj.Length = extent.x
         obj.Width  = extent.y
@@ -255,24 +262,29 @@ def CreateBox(job, extent=None, placement=None):
     return obj
 
 def CreateCylinder(job, radius=None, height=None, placement=None):
-    PathLog.track(job.Label if job else "-", radius, height, placement)
     base = job.Base if job and hasattr(job, 'Base') else None
+    if base:
+        base.Shape.tessellate(0.1)
     obj = FreeCAD.ActiveDocument.addObject('Part::FeaturePython', 'Stock')
     proxy = StockCreateCylinder(obj)
+
     if radius:
         obj.Radius = radius
+
     if height:
         obj.Height = height
     elif base:
         bb = shapeBoundBox(base)
         obj.Radius = math.sqrt(bb.XLength ** 2 + bb.YLength ** 2) / 2.0
         obj.Height = max(bb.ZLength, 1)
+
     if placement:
         obj.Placement = placement
     elif base:
         bb = shapeBoundBox(base)
         origin = FreeCAD.Vector((bb.XMin + bb.XMax)/2, (bb.YMin + bb.YMax)/2, bb.ZMin)
         obj.Placement = FreeCAD.Placement(origin, FreeCAD.Vector(), 0)
+
     SetupStockObject(obj, StockType.CreateCylinder)
     return obj
 
@@ -348,14 +360,18 @@ def CreateFromTemplate(job, template):
                 return CreateFromBase(job, neg, pos, placement)
 
             if stockType == StockType.CreateBox:
+                PathLog.track(' create box')
                 length = template.get('length')
                 width  = template.get('width')
                 height = template.get('height')
                 extent = None
                 if length is not None and width is not None and height is not None:
+                    PathLog.track('  have extent')
                     extent = FreeCAD.Vector(FreeCAD.Units.Quantity(length).Value, FreeCAD.Units.Quantity(width).Value, FreeCAD.Units.Quantity(height).Value)
                 elif length is not None or width is not None or height is not None:
                     PathLog.error(translate('PathStock', 'Corrupted or incomplete size for creating a stock box - ignoring size'))
+                else:
+                    PathLog.track("  take placement (%s) and extent (%s) from model" % (placement, extent))
                 return CreateBox(job, extent, placement)
 
             if stockType == StockType.CreateCylinder: