EllipseCurve2d

2D ellipse factories → Curve2dJSON (Unit I; was Ellipse2d).

import { EllipseCurve2d } from '@huukhanhnguyen/geometry'

API reference

`EllipseCurve2d.fromCircleArc`

EllipseCurve2d.fromCircleArc(cx: number, cy: number, sx: number, sy: number, sweep_angle: number): string

Wasm: ellipse2d_from_circle_arc

`EllipseCurve2d.fromStartTangentEnd`

EllipseCurve2d.fromStartTangentEnd(sx: number, sy: number, tx: number, ty: number, ex: number, ey: number): string | undefined

Wasm: ellipse2d_from_start_tangent_end

See GEOMETRY_CATALOG.md for catalog ownership.

Last updated: August 16, 2026📖 1 min readEdit on GitHub