Macro MeshToPart/de

Beschreibung

Dieses Makro konvertiert ausgewählte Netze in Teile. Es hat eine große Toleranz, verwenden Sie es also nur für Objekte, die keine Kurven haben, andernfalls werden Fehler oder seltsame Ergebnisse angezeigt

Skript

ToolBar Icon

Macro_MeshToPart.FCMacro

import FreeCAD,FreeCADGui,Mesh,Part,MeshPart
 
for obj in FreeCADGui.Selection.getSelection():
    if "Mesh" in obj.PropertiesList:
        faces = []      
        mesh = obj.Mesh
        segments = mesh.getPlanarSegments(0.01) # use rather strict tolerance here
 
        for i in segments:
          if len(i) > 0:
             # a segment can have inner holes
             wires = MeshPart.wireFromSegment(mesh, i)
             # we assume that the exterior boundary is that one with the biggest bounding box
             if len(wires) > 0:
                ext = None
                max_length = 0
                for i in wires:     
                   if i.BoundBox.DiagonalLength > max_length:
                      max_length = i.BoundBox.DiagonalLength
                      ext = i
                wires.remove(ext)
                # all interior wires mark a hole and must reverse their orientation, otherwise Part.Face fails
                for i in wires:
                   i.reverse()
                # make sure that the exterior wires comes as first in the lsit
                wires.insert(0, ext)
                faces.append(Part.Face(wires))
 
        shell=Part.Compound(faces)
        solid = Part.Solid(Part.Shell(faces))
        name = obj.Name
        FreeCAD.ActiveDocument.removeObject(name)
        FreeCAD.ActiveDocument.addObject("Part::Feature",name).Shape = solid

Verknüpfung

Die Diskussion im Forum Convert mesh to solid?