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CurveGetLength Method (Double, Interval)

Get the length of a sub-section of the curve.

Namespace:  Rhino.Geometry
Assembly:  RhinoCommon (in RhinoCommon.dll)
public double GetLength(
	double fractionalTolerance,
	Interval subdomain


Type: SystemDouble
Desired fractional precision. fabs(("exact" length from start to t) - arc_length)/arc_length <= fractionalTolerance.
Type: Rhino.GeometryInterval
The calculation is performed on the specified sub-domain of the curve (must be non-decreasing).

Return Value

Type: Double
The length of the sub-curve on success, or zero on failure.
Version Information

Rhino for Mac

Supported in: 5.4

Rhino for Windows

Supported in: 6.20
See Also