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AutoCAD 2025 Developer and ObjectARX
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            • Overview of the AcGe Library
            • Using Basic Geometry Types
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    Using the Geometry Library

    This section discusses the main uses of the AcGe library, which provides a number of classes for representing 2D and 3D geometry. This library is intended for use by any Autodesk application and is frequently used by the AcDb and AcGi libraries in ObjectARX ® .

    Topics in this section
    • Overview of the AcGe Library
    • Using Basic Geometry Types
    • Using the Line and Plane Classes
    • Parametric Geometry
    • Special Evaluation Classes
    • Persistent AcGe Entities

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