Curve
Curves in the GeometryQuery hierarchy: LineSegment3d, LineString3d, Arc3d, TransitionSpiral3d
 CurvePrimitive  base class for parametric curves
 LineSegment3d  a (bounded) portion of an unbounded line
 Arc3d  a circular or elliptic arc
 LineString3d  a sequence of points joined by line segments
 TransitionSpiral  controlled transition between curvatures
 Support classes
 PointString3d  a sequence of isolated points
 StrokeOptions  tolerances to describe stroking accuracy
 RecursiveCurveProcessor, RecursiveCurveProcessorWithStack  algorithmic support for trees with CurvePrimitives at the leaf level.
Classes
Name 
Description 

AnnotatedLineString3d 
An AnnotatedLineString3d is a linestring with additional data attached to each point 

Arc3d 
Circular or elliptic arc. 

BagOfCurves 
* A BagOfCurves object is a collection of AnyCurve objects. 

ConstructCurveBetweenCurves 
Context for constructing a curve that is interpolated between two other curves. 

CoordinateXYZ 
A Coordinate is a persistable Point3d 

CurveChain 
Shared base class for use by both open and closed paths. 

CurveChainWithDistanceIndex 
CurveChainWithDistanceIndex is a CurvePrimitive whose fractional parameterization is proportional to true 

CurveCollection 
* A CurveCollection is an abstract (noninstantiable) class for various sets of curves with particular structures: 

CurveCurve 


CurveLocationDetail 
CurveLocationDetail carries point and paramter data about a point evaluated on a curve. 

CurveLocationDetailArrayPair 
Data bundle for a pair of arrays of CurveLocationDetail structures such as produced by CurveCurve,IntersectXY and 

CurveLocationDetailPair 
A pair of CurveLocationDetail. 

CurvePrimitive 
A curve primitive is bounded 

CylindricalQuery 
Context for computing geometry range around an axis. 

GeometryQuery 
Queries to be supported by Curve, Surface, and Solid objects 

LineSegment3d 
A LineSegment3d is: 

LineString3d 
* A LineString3d (sometimes called a PolyLine) is a sequence of xyz coordinates that are to be joined by line segments. 

Loop 
A Loop is a curve chain that is the boundary of a closed (planar) loop. 

ParityRegion 
* A ParityRegion is a collection of Loop objects. 

Path 
* A Path object is a collection of curves that join headtotail to form a path. 

PointString3d 
A PointString3d is an array of points. 

RecursiveCurveProcessor 
base class for detailed traversal of curve artifacts. 

RecursiveCurveProcessorWithStack 
base class for detailed traversal of curve artifacts, maintaining a stack that shows complete path to each artifact. 

StrokeOptions 
tolerance blob for various stroking methods. 

TransitionConditionalProperties 
A transition spiral is a curve defined by its curvature, with the curvature function symmetric about midpoint. 

TransitionSpiral3d 


UnionRegion 
* A UnionRegion is a collection of other planar region types  Loop and ParityRegion . 

Enumerations
Name 
Description 

CurveIntervalRole 
An enumeration of special conditions being described by a CurveLocationDetail. 

CurveSearchStatus 
Return code for CurvePrimitive method moveSignedDistanceFromFraction 

Type Aliases
Last Updated:
10 April, 2019