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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 4D vectors. * Faster than distance for comparisons. * @param {ArrayVector4D} xyzw1 - First vector as `[x, y, z, w]` * @param {ArrayVector4D} xyzw2 - Second vector as `[x, y, z, w]` * @returns {number} The squared distance */ export const distanceSq4D = (xyzw1, xyzw2) => (xyzw1[0] - xyzw2[0]) ** 2 + (xyzw1[1] - xyzw2[1]) ** 2 + (xyzw1[2] - xyzw2[2]) ** 2 + (xyzw1[3] - xyzw2[3]) ** 2;