Curve

Six groups, left to right. Buttons with a submenu list it underneath.

Draw

• PointA point object at a picked location.
  • Multiple
  • Extract
  • Closest Point
  • Closest Point Between Two Objects
  • Mark Curve Start
  • Mark Curve End
  • Divide By Length
  • Divide By Segments
• LineA straight line segment between two points.
  • Polyline
  • From Midpoint
  • Normal To Surface
  • Bisector
  • Vertical To CPlane
  • Angled
  • Perpendicular From Curve
  • Perpendicular To 2 Curves
  • Tangent From Curve
  • Tangent To 2 Curves
  • Tangent, Perpendicular
• CurveA freeform curve through picked points.
  • Control Points
  • Control Points From Polyline
  • Handle Curve
  • Sketch
  • Sketch On Surface
  • Sketch On Mesh
  • Interpolate On Surface
  • Conic
  • Conic: Tangent At Start
  • Parabola From 3 Points
  • Parabola By Focus
  • Hyperbola
  • Catenary
  • Spiral
  • Helix
  • Waves
  • Cross
  • Infinite Curve
• ArcA circular arc from a centre, start and end.
  • Start, End, Point On Arc
  • Start, End, Direction At Start
  • Start, End, Radius
  • Tangent To Curves
• CircleA circle from a centre and radius.
  • Diameter
  • By 3 Points
  • Around Curve
  • Tangent, Tangent, Radius
  • Tangent 3 Curves
  • Vertical CPlane: Center
  • Vertical CPlane: Diameter
  • Deformable
  • Fit Points
• RectangleA rectangle from two opposite corners.
  • Center, Corner
  • 3 Points
  • Rounded Rectangle
  • Vertical
• EllipseAn ellipse from a centre and two axes.
  • Diameter
  • From Foci
  • Around Curve
  • By Corners
  • Deformable
• PolygonA regular polygon; also draws squares and stars.
  • Circumscribed Polygon
  • Polygon: By Edge
  • Square
  • Circumscribed Square
  • Square: Edge
  • Star
• Advanced Curve
• From 2 ViewsBuilds a 3D curve from two planar views of it.
  • Cross Section
• BlendA free-form transition between the ends of two curves.
• CPlaneMoves the construction plane.

Sketch and reference

• AssetsYour library of reusable profile curves.
• TextDraws flat text as curves.
• Raster to VectorTraces an image into editable curves.
• Add Sketches
• Text on CurveFlows text along a curve you pick.
• Add Picture FramePlaces a reference image on a plane.

Trim and join

• TrimRemoves the part of a curve on one side of a cutting object.
• JoinJoins two or more curves end to end into one.
  • Join Copy
  • Auto Join
• SplitSplits a curve at picked points or intersections.
• ExplodeBreaks a polycurve into its individual segments.

Edit

• FilletRounds the corner between two curves.
• Fillet CornersRounds every corner of a polycurve at once.
• SymmetryMirrors one half of a curve onto the other about an axis.
• ContinueExtends a curve from an endpoint, matching tangency.
• ChamferBevels the corner between two curves.
• ConnectExtends or trims two curves so they meet.
• MatchMatches position, tangency or curvature at a shared curve end.
• OffsetCopies a curve at a set distance from the original.
  • Offset On Surface
  • Normal To Surface
  • Multiple
• ExtendLengthens a curve past its endpoint.
  • To Boundary
  • Extend On Surface
• TweenInterpolates one or more curves between two existing curves.

From objects

• ProjectProjects a curve onto a surface or mesh along the view direction.
• Fit Curve to SurfaceReshapes a curve to sit on a surface.
• Dup. EdgeDuplicates the edge of a surface or polysurface as a curve.
• Extract IsocurveExtracts an isocurve from a surface.
• Duplicate Face BorderDuplicates the outer edge of a surface face.
• ContourCreates curves at a set of evenly spaced cutting planes.
• PullPulls a curve onto the closest points of a surface.
• Extract WireframeDuplicates a surface's isocurves as curves.
• Duplicate BorderDuplicates the outer boundary of a set of surfaces.
• Move IsocurveReshapes a surface by dragging one of its isocurves.
• SilhouetteDraws the silhouette of an object as seen from the current view.
• BooleanCombines curve regions with union, difference or intersection.
• SectionDraws the curve where an object crosses a cutting plane.
• Move IntersectionMoves a curve to lie on its intersection with another object.

Advanced

• Make2DFlattens the visible geometry of the model into 2D curves.
• Adjust SeamMoves the seam of a closed curve.
• Create UVDraws the UV parameter curves of a surface.
• RebuildRebuilds a curve with a given point count and degree.
• Refit to ToleranceRefits a curve within a specified tolerance.
• Apply UVReshapes a curve using another surface's UV space.