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@fimbul-works/vec

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A comprehensive TypeScript vector math library providing 2D, 3D, and 4D vector operations with a focus on performance and type safety.

github.com/fimbul-works/vec

fimbul-works/vec

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/** * Calculates the squared Euclidean distance between two 2D vectors. * @param {ArrayVector2D} xy1 - First vector as `[x, y]` * @param {ArrayVector2D} xy2 - Second vector as `[x, y]` * @returns {number} Squared distance */ export const distanceSq2D = (xy1, xy2) => (xy2[0] - xy1[0]) ** 2 + (xy2[1] - xy1[1]) ** 2;