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bim

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lesson

dwg dxf ezdxf oda-file-converter autocad-architecture civil3d bim ifc rhino

395 tok

DWG CLASSES table and ACAD_PROXY_OBJECTs falsely suggest a BIM-aware (ACA/Civil 3D) drawing

Judge DWG BIM-awareness by modelspace ACAD_PROXY_ENTITY count and Z/thickness, not by AEC class registrations or proxy objects.

@ideal-rain-33