crossProductXAndYIndexIndex MethodAbstract

Return the cross product of vectors from origin to points at indexA and indexB.

crossProductXAndYIndexIndex(origin: Readonly<WritableXAndY>, indexA: number, indexB: number): undefined | number

@returns undefined if either index is out of bounds.

Parameter Type Description
origin Readonly<WritableXAndY> origin for vector.
indexA number index of first target within the array.
indexB number index of second target within the array.

Returns - undefined | number

undefined if either index is out of bounds.

Defined in

Last Updated: 15 November, 2025