IFC Geometric Entities

The IFC mesher can create meshes for the following entities. The list notes the library version when support was first added. Abstract supertypes like IfcBoundedCurve or IfcManifoldSolidBrep are not included in the list.

• IfcProduct with voids relations: — v20

• IfcAdvancedBrep with faces based on surfaces: — v19
  • IfcBSplineSurface — v19
  • IfcBSplineSurfaceWithKnots — v19
  • IfcConicalSurface — v19
  • IfcCylindricalSurface — v19
  • IfcPlane — v19
  • IfcRationalBSplineSurfaceWithKnots — v19
  • IfcSphericalSurface — v19
  • IfcSurfaceOfRevolution — v19
  • IfcToroidalSurface — v19

    And face surfaces trimmed with curves:

  • IfcBSplineCurve — v19
  • IfcBSplineCurveWithKnots — v19
  • IfcBoundedCurve — v19
  • IfcCircle — v19
  • IfcCompositeCurve — v19
  • IfcEllipse — v19
  • IfcLine — v19
  • IfcPolyline — v19
  • IfcRationalBSplineCurveWithKnots — v19
  • IfcSurfaceCurve — v19
  • IfcTrimmedCurve — v19

• IfcBooleanResult — v20
  • IfcBooleanClippingResult — v20

• IfcClosedShell — v18
• IfcConnectedFaceSet — v18
• IfcCsgSolid — UPCOMING
• IfcCurveBoundedPlane — UPCOMING
• IfcExtrudedAreaSolid based on profile definitions: — v18
• IfcFaceBasedSurfaceModel (wraps IfcConnectedFaceSet) — v18
• IfcFacetedBrep — v18
• IfcHalfSpaceSolid as second operand of a boolean — v20
  • IfcPolygonalBoundedHalfSpace — UPCOMING

• IfcOpenShell — v18
• IfcPolygonalFaceSet — v19
• IfcProfileDef in extruded and swept solids — v18
• IfcArbitraryClosedProfileDef — v18
• IfcArbitraryProfileDefWithVoids — UPCOMING
• IfcAsymmetricIShapeProfileDef — v19
• IfcCShapeProfileDef — v19
• IfcCenterLineProfileDef — v19
• IfcCircleHollowProfileDef — v19
• IfcCircleProfileDef — v18
• IfcCompositeProfileDef — UPCOMING
• IfcDerivedProfileDef — v19
• IfcEllipseProfileDef — v19
• IfcIShapeProfileDef — v19
• IfcLShapeProfileDef — v19
• IfcMirroredProfileDef — v19
• IfcRectangleHollowProfileDef — v19
• IfcRectangleProfileDef — v18
• IfcRoundedRectangleProfileDef — v19
• IfcTShapeProfileDef — v19
• IfcTrapeziumProfileDef — v19
• IfcUShapeProfileDef — v19
• IfcZShapeProfileDef — v19
• IfcRevolvedAreaSolid — UPCOMING
• IfcShellBasedSurfaceModel (wraps IfcConnectedFaceSet) — v18
• IfcSurfaceCurveSweptAreaSolid — UPCOMING
• IfcSweptDiskSolid — UPCOMING
• IfcTriangulatedFaceSet — v19