freecad mcp

import FreeCAD as App import json def serialize_value(value): if isinstance(value, (int, float, str, bool)): return value elif isinstance(value, App.Vector): return {"x": value.x, "y": value.y, "z": value.z} elif isinstance(value, App.Rotation): return { "Axis": {"x": value.Axis.x, "y": value.Axis.y, "z": value.Axis.z}, "Angle": value.Angle, } elif isinstance(value, App.Placement): return { "Base": serialize_value(value.Base), "Rotation": serialize_value(value.Rotation), } elif isinstance(value, (list, tuple)): return [serialize_value(v) for v in value] elif isinstance(value, (App.Color)): return tuple(value) else: return str(value) def serialize_shape(shape): if shape is None: return None return { "Volume": shape.Volume, "Area": shape.Area, "VertexCount": len(shape.Vertexes), "EdgeCount": len(shape.Edges), "FaceCount": len(shape.Faces), } def serialize_view_object(view): if view is None: return None return { "ShapeColor": serialize_value(view.ShapeColor), "Transparency": view.Transparency, "Visibility": view.Visibility, } def serialize_object(obj): if isinstance(obj, list): return [serialize_object(item) for item in obj] elif isinstance(obj, App.Document): return { "Name": obj.Name, "Label": obj.Label, "FileName": obj.FileName, "Objects": [serialize_object(child) for child in obj.Objects], } else: result = { "Name": obj.Name, "Label": obj.Label, "TypeId": obj.TypeId, "Properties": {}, "Placement": serialize_value(getattr(obj, "Placement", None)), "Shape": serialize_shape(getattr(obj, "Shape", None)), "ViewObject": {}, } for prop in obj.PropertiesList: try: result["Properties"][prop] = serialize_value(getattr(obj, prop)) except Exception as e: result["Properties"][prop] = f"<error: {str(e)}>" if hasattr(obj, "ViewObject") and obj.ViewObject is not None: view = obj.ViewObject result["ViewObject"] = serialize_view_object(view) return result