Surface & Polysurface Methods

The following methods are available for creating, querying or manipulating surface and polysurface objects.

Method	Description
AddBox	Adds a box object.
AddCone	Add a cone object.
AddCutPlane	Adds a planar surface through objects at a designated location.
AddCylinder	Adds a cylinder object.
AddEdgeSrf	Adds a surface from edge curves.
AddExtrusion	Adds a lightweight extrusion object to the document.
AddLoftSrf	Adds a surface by lofting curves.
AddNetworkSrf	Creates a surface from a network of crossing curves.
AddNetworkSrfEx	Creates a surface from a network of crossing curves.
AddNurbsSurface	Adds a NURBS surface.
AddPatch	Fits a surface through curve, point, point cloud, and mesh objects.
AddPipe	Creates a singled-walled surface with a circular profile around a curve.
AddPlanarSrf	Creates one or more surfaces from planar curves.
AddPlaneSurface	Creates a plane surface from three non-colinear points.
AddRailRevSrf	Adds a rail-revolved surface.
AddRevSrf	Adds a revolved surface.
AddSphere	Adds a sphere object.
AddSrfContourCrvs	Adds the curves generated by contouring a surface or polysurface.
AddSrfControlPtGrid	Creates a surface from a grid of control points.
AddSrfPt	Creates a surface from corner points.
AddSrfPtGrid	Creates a surface from a grid of points.
AddSrfSectionCrvs	Adds the curves generated by sectioning a surface or polysurface.
AddSweep1	Adds a surface created through profile curves that define the surface shape and one curve that defines a surface edge.
AddSweep2	Adds a surface created through profile curves that define the surface shape and two curves that define the surface edges.
AddThickPipe	Creates a double-walled surface with a circular profile around a curve.
AddTorus	Adds a torus object.
AddTruncatedCone	Adds a truncated cone to the document.
BooleanDifference	Boolean difference function.
BooleanIntersection	Boolean intersection function.
BooleanUnion	Boolean union function.
BoxPoints	Returns the corner points of a polysurface box.
BrepClosestPoint	Returns the point on a polysurface, or brep, that is closest to a test point.
CapPlanarHoles	Cap planar holes in a surface or polysurface.
ChangeSurfaceDegree	Changes the degree of a surface object.
ConvertExtrusion	Converts an extrusion object to a Brep object.
ConvertSurfaceToBezier	Changes the structure of a NURBS surface to a Bézier surface.
CreateSolid	Creates a closed polysurface from surfaces and polysurfaces that bound a region in space.
DuplicateEdgeCurves	Duplicates the edge curves of a surface or polysurface.
DuplicateSurfaceBorder	Creates a curve that duplicates a surface or polysurface border.
EvaluateSurface	Evaluates a surface point at a U,V parameter.
ExplodePolysurface	Explodes one or more polysurface objects.
ExtendSurface	Lengthens a surface by a factor value.
ExtractIsoCurve	Extracts isoparametric curves from a surface object.
ExtractSurface	Separates or copies a surface or a copy of a surface from a polysurface.
ExtrudeCurve	Extrudes a curve along a path.
ExtrudeCurveNormal	Extrudes a curve normal to a surface.
ExtrudeCurvePoint	Extrudes a curve to a point.
ExtrudeCurveStraight	Extrudes a curve straight.
ExtrudeCurveTapered	Extrudes a curve to a taper.
ExtrudeSurface	Extrudes a surface along a path.
FilletSurfaces	Create constant radius rolling ball fillets between two surfaces.
FilletSurfacesEx	Creates a surface between two surfaces and adds it to the document.
FitSurface	Fits a new surface through an existing surface.
FlipSurface	Returns or modifies the normal direction of a surface.
InsertSurfaceKnot	Inserts a knot into a surface object.
IntersectBreps	Calculates the intersection of two brep objects.
IntersectSpheres	Calculates the intersection of two spheres.
IsBox	Verifies that a polysurface is a box.
IsBrep	Verifies an object is a Brep.
IsBrepManifold	Verifies that a surface or polysurface is manifold.
IsCone	Determines if a surface is a portion of a cone.
IsCylinder	Determines if a surface is a portion of a cylinder.
IsExtrusion	Verifies that an object is an extrusion object.
IsNurbsSurface	Verifies an object is a NURBS surface.
IsParameterOnSurface	Verifies that a parameter space point is on a trimmed surface.
IsPlaneSurface	Verifies an object is a plane surface.
IsPointInSurface	Verifies a point is inside a closed surface or polysurface.
IsPointOnSurface	Verifies a point is on a surface.
IsPolysurface	Verifies an object is a polysurface.
IsPolysurfaceClosed	Verifies a a polysurface object is closed.
IsPolysurfacePlanar	Verifies a a polysurface object is planar.
IsRevSurface	Verifies an object is a surface of revolution.
IsSphere	Determines if a surface is a portion of a sphere.
IsSumSurface	Verifies an object is a sum, or extruded, surface.
IsSurface	Verifies an object is a surface.
IsSurfaceClosed	Verifies a surface object is closed.
IsSurfacePeriodic	Verifies a surface object is periodic.
IsSurfacePlanar	Verifies a surface object is planar.
IsSurfaceRational	Verifies a surface object is rational.
IsSurfaceSingular	Verifies a surface object is singular.
IsSurfaceTrimmed	Verifies a surface object is a trimmed surface.
IsSurfaceUnrollable	Verifies that a surface or polysurface can be unrolled (developed).
IsTorus	Determines if a surface is a portion of a torus.
JoinSurfaces	Joins two or more surface or polysurface objects.
JoinSurfacesEx	Joins two or more surface or polysurface objects.
MakeSurfacePeriodic	Makes a surface object periodic.
MergeSurfaces	Merges two surfaces into one surface at untrimmed edges.
OffsetBrep	Offsets a surface or a polysurface.
OffsetSurface	Offsets a surface.
PullCurve	Pulls a curve object to a surface object.
RebuildSurface	Rebuilds a surface to a given point count.
RemoveSurfaceKnot	Removes a knot-line from a surface.
ReverseSurface	Reverses the U and V directions of a surface object.
ShootRay	Shoots a ray at a collection of surfaces.
ShortPath	Creates the shortest possible curve (geodesic) between two points on a surface.
ShrinkTrimmedSurface	Shrinks a surfaces or polysurfaces underlying untrimmed surfaces near to trimming boundaries.
SmoothSurface	Smooths a surface object.
SoftEditSurface	Soft edits a surface object.
SplitBrep	Splits a brep with another brep.
SplitSurface	Splits a surface at a surface parameter.
SplitSurfaceEx	Splits a surface into pieces using trimming curves.
SurfaceArea	Calculates the area of a surface or polysurface object.
SurfaceAreaCentroid	Calculates the area centroid of a surface or polysurface object.
SurfaceAreaMoments	Calculates the area moments of inertia of surface or polysurface objects.
SurfaceClosestPoint	Returns the u,v parameter of the point on a surface that is closest to a test point.
SurfaceCone	Returns the definition of a cone surface.
SurfaceContourPoints	Returns the vertices of the polyline curves generated by contouring a surface or polysurface.
SurfaceCount	Returns the number of surfaces, or faces, in a polysurface.
SurfaceCurvature	Returns the curvature of a surface at a U,V parameter.
SurfaceCurvatureAnalysis	Returns the curvature of a surface.
SurfaceCylinder	Returns the definition of a cylinder surface.
SurfaceDegree	Returns the degree of a surface.
SurfaceDivideAlongCreases	Divides a surface or polysurface into separate parts at kinks or tangents.
SurfaceDomain	Returns the domain of a surface.
SurfaceDraftAnglePoint	Returns the surface draft angle and point at a parameter
SurfaceEditPoints	Returns the edit, or Greville, points of a surface.
SurfaceEvaluate	General purpose surface evaluator.
SurfaceFrame	Returns the plane, or frame, of a surface at a U,V parameter.
SurfaceIsocurveDensity	Returns or changed the isocurve density of a surface or polysurface.
SurfaceKnotCount	Returns the knot count of a surface object.
SurfaceKnots	Returns the knots of a surface object.
SurfaceNormal	Returns the normal to a surface at a U,V parameter.
SurfaceNormalizedParameter	Converts a normalized surface parameter to a surface parameter.
SurfaceParameter	Converts a surface parameter to a normalized surface parameter.
SurfacePointCount	Returns the point count of a surface.
SurfacePoints	Returns the control points of a surface.
SurfacePrincipalCurvature	Adds curvature curves at the evaluated point on a surface.
SurfaceSeam	Changes the seam of a closed surface.
SurfaceSphere	Returns the definition of a sphere surface.
SurfaceSurfaceIntersection	Calculates the intersection of a surface object with another surface object.
SurfaceTorus	Returns the definition of a torus surface.
SurfaceVolume	Calculates the volume of closed surfaces or polysurfaces.
SurfaceVolumeCentroid	Calculates the volume centroid of closed surfaces or polysurfaces.
SurfaceVolumeMoments	Calculates the volume moments of inertia of closed surfaces or polysurfaces.
SurfaceWeights	Returns the weight values assigned to control points of a surface object.
TrimBrep	Trims a surface or polysurface using a surface, polysurface, or plane cutter.
TrimSurface	Removes the portions of the surface outside of the specified interval.
UnrollSurface	Flattens (develops) a surface or polysurface to a planar surface.