Macro MeshToPart: Difference between revisions
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==Script== <!--T:6--> |
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ToolBar Icon [[Image:Macro_MeshToPart.png]] |
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'''Macro_MeshToPart.FCMacro''' |
'''Macro_MeshToPart.FCMacro''' |
Revision as of 15:03, 29 July 2019
Description |
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This macro converts selected meshes to parts. It has a broad tolerance, so use it only with objects that have no curves otherwise you'll get weird results Macro version: 1.0 Last modified: 2011-08-01 FreeCAD version: All Download: [1] Author: Wmayer |
Author |
Wmayer |
Download |
[2] |
Links |
Macros recipes How to install macros How to customize toolbars |
Macro Version |
1.0 |
Date last modified |
2011-08-01 |
FreeCAD Version(s) |
All |
Default shortcut |
None |
See also |
None |
Description
This macro converts selected meshes to parts. It has a broad tolerance, so use it only with objects that have no curves otherwise you'll get errors or weird results
Script
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
Link
The discussion on the forum Convert mesh to solid?