Macro MeshToPart/fr: Difference between revisions
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<languages/> |
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{{Macro/fr |
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|Name=MeshToPart |
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|Author=Wmayer |
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|Version=1.0 |
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|Date=2011-08-01 |
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|FCVersion=All |
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|Download=[https://www.freecadweb.org/wiki/images/f/fa/Macro_MeshToPart.png ToolBar Icon] |
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}} |
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==Description== |
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Cette macro convertit les objets Mesh sélectionnés en objets Part. Il a une grande tolérance, utilisez uniquement cette macro avec des objets qui n'ont pas de courbes, sinon vous obtiendrez une erreur ou des résultats inattendus. |
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==Script== |
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ToolBar Icon [[Image:Macro_MeshToPart.png]] |
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'''Macro_MeshToPart.FCMacro''' |
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{{MacroCode|code= |
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for obj in FreeCADGui.Selection.getSelection(): |
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if "Mesh" in obj.PropertiesList: |
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faces = [] |
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mesh = obj.Mesh |
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segments = mesh.getPlanarSegments(0.01) # use rather strict tolerance here |
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for i in segments: |
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if len(i) > 0: |
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# a segment can have inner holes |
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wires = MeshPart.wireFromSegment(mesh, i) |
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# we assume that the exterior boundary is that one with the biggest bounding box |
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if len(wires) > 0: |
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ext = None |
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max_length = 0 |
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for i in wires: |
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if i.BoundBox.DiagonalLength > max_length: |
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max_length = i.BoundBox.DiagonalLength |
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ext = i |
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wires.remove(ext) |
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# all interior wires mark a hole and must reverse their orientation, otherwise Part.Face fails |
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for i in wires: |
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i.reverse() |
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# make sure that the exterior wires comes as first in the lsit |
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wires.insert(0, ext) |
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faces.append(Part.Face(wires)) |
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shell=Part.Compound(faces) |
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solid = Part.Solid(Part.Shell(faces)) |
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name = obj.Name |
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FreeCAD.ActiveDocument.removeObject(name) |
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FreeCAD.ActiveDocument.addObject("Part::Feature",name).Shape = solid |
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}} |
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{{clear}} |
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==Lien== |
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La discussion sur le forum [http://forum.freecadweb.org/viewtopic.php?f=3&t=253&hilit=getPlanarSegments Convert mesh to solid?] |
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{{languages/fr | {{en|Macro_MeshToPart}} {{es|Macro_MeshToPart/es}} {{it|Macro_MeshToPart/it}} }} |
Latest revision as of 11:08, 23 May 2020
Description |
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Cette macro convertit certaines mailles en pièces. Il a une grande tolérance, donc utilisez le uniquement avec des objets qui n'ont aucunes courbes sinon vous obtiendrez un résultat inattendu. Version macro : 1.0 Date dernière modification : 2011-08-01 Version FreeCAD : All Téléchargement : ToolBar Icon Auteur: Wmayer |
Auteur |
Wmayer |
Téléchargement |
ToolBar Icon |
Liens |
Page des macros Comment installer une macro Comment créer une barre d'outils |
Version Macro |
1.0 |
Dernière modification |
2011-08-01 |
Version(s) FreeCAD |
All |
Raccourci clavier |
None |
Voir aussi |
None |
Description
Cette macro convertit les objets Mesh sélectionnés en objets Part. Il a une grande tolérance, utilisez uniquement cette macro avec des objets qui n'ont pas de courbes, sinon vous obtiendrez une erreur ou des résultats inattendus.
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
Lien
La discussion sur le forum Convert mesh to solid?