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Entity
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Description
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Converts to
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PolyfaceMesh
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Mesh of faces (3-4 vertices each face )
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Mesh of faces (3-4 vertices each face )
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Surface
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Surface in 3D space
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Mesh of faces (3-4 vertices each face )
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Region
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Surface in 3D space bounded by curves
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Mesh of faces (3-4 vertices each face )
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Body
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Non-manifold solids in 3D space
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Mesh of faces (3-4 vertices each face )
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Solid3D
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Solid body that contains surfaces
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Mesh of faces (3-4 vertices each face )
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Polygon Mesh
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M x N mesh, where M represents the number of vertices in a row of the mesh and N represents the number of vertices in a column of the mesh.
Mesh types supported:
• Simple Mesh
• Quadratic B-spline surface fit
• Cubic B-spline surface fit
• Bezier surface fit
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Mesh of faces (3-4 vertices each face )
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SubDMesh
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Mesh of faces (3-4 vertices each face )
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Mesh of faces (3-4 vertices each face )
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Face3D
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3-4 vertices each face in 3d space
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3-4 vertices each face
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LWPolyLine
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Polyline that can include lines and arcs; can be extruded into a solid
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No Thickness: Lines and curves
Thickness: Mesh of faces
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Polyline2D
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Polyline that can include lines and arcs; can be extruded into a solid
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No Thickness: Lines and curves
Thickness: Mesh of faces
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Polyline3D
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Polyline in 3D space
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Polyline
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Spline
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NURBS curve in 3D space
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NURBS curve
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Circle
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A circle in 3D space
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No Thickness: Curve
Thickness: Mesh of faces (surface)
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Arc
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An arc in 3D space
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No Thickness: Curve
Thickness: Mesh of faces (surface)
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Ellipse
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An ellipse in 3D space
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Curves
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Text
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Text in 3D space
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Curves
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BlockReference
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Block of placed entities; can be referenced multiple times with different attributes, such as color, transformation, and appearance
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Each block is represented in a different *.ol file. BlockReferences can be nested.
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