package geoml

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in-package search v0.2.0

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Ellipses manipulation

type t = private {

}

val make_bifocal : Point.t -> Point.t -> float -> t

val focal1 : t -> Point.t

val focal2 : t -> Point.t

val center : t -> Point.t

val radius : t -> float

val big_axis : t -> float

val small_axis : t -> float

val rotate : t -> Point.t -> float -> t

radian rotation. rotate e p f returns the rotated ellipse with p as the rotation center and f a angle in radian

val rotate_angle : t -> Point.t -> float -> t

degree rotation. rotate e p f returns the rotated ellipse with p as the rotation center and f a angle in degree

val translate : float -> float -> t -> t

val scale_x : t -> float -> t

val scale_y : t -> float -> t

val contains : t -> Point.t -> bool

val area : t -> float