Create curves from other objects
Use existing objects to create curves by using the objects as location references or by copying borders, edges, and outlines.
Draw a curve through points
CurveThroughPolyline
Create a curve from polyline vertices.
CurveThroughPt
Fit a curve through point objects.
CurveThroughSrfControlPt
Fit curves through surface control points.
Blend between two curves or surfaces
ArcBlend
Create an arc blend curve between two curves.
Blend
Connect two curves maintaining continuity.
BlendCrv
Connect two curves with continuity control.
Chamfer
Create a line segment between two curves and trims or extends the curves to meet it.
Fillet
Add an arc between two curves and trims or extends the curves to the arc.
Duplicate surface edges
DupBorder
Create a curve or polyline that copies a surface, polysurface, or mesh border.
DupEdge
Create a curve that copies a surface edge.
DupFaceBorder
Create a curve that copies a polysurface face border.
DupMeshEdge
Creates a polyline that duplicates the edge of a mesh.
DupMeshHoleBoundary
Create a polyline that duplicates the boundary of a mesh hole.
Contour and section
Contour
Create a spaced series of planar curves and points through objects.
CSec
Create cross-section curves through profile curves.
MeshOutline
Create a polyline outline of mesh objects or surface render mesh.
PointCloudContour
Create a series of planar curves by intersecting spaced planes with a point cloud.
PointCloudSection
Create a planar curve by intersecting a plane with points or pointcloud objects.
Section
Create a planar curve or points from the intersection of a cutting plane through objects.
Silhouette
Create outline curves from a surface or polysurface.
Create curves from other curves
Crv2View
Create a curve by averaging two input curves that are planar in two different views.
Offset
Copy a curve parallel to the original.
OffsetCrvOnSrf
Copy a curve on a surface parallel to the original.
OffsetNormal
Copy a curve on a surface parallel to the original in the surface normal direction.
Project
Project curves/points toward a construction plane to intersect a surface, polysurface, mesh, or SubD.
Pull
Moves curves and points toward the normal direction of a surface, mesh, polysurface, or SubD to find intersections.
ShortPath
Create the shortest possible curve (geodesic) between two points on a surface.
Create curves from surfaces
Bounce
Shoot a ray at a collection of surfaces to create a polyline path.
CreateUVCrv
Project a surface boundary and trim curves onto the world xy plane.
Intersect
Create point objects or curves at the intersections of curves and surfaces.
IntersectTwoSets
Find the intersection of one set of objects with another set of objects.
Make2D
Project geometry to the construction plane.