@woosh/meep-engine/src/core/geom/mat3/m3_determinant.js

Pure JavaScript game engine. Fully featured and production ready.

/**
 * Matrix 3x3 determinant
 * @param {number} a
 * @param {number} b
 * @param {number} c
 * @param {number} d
 * @param {number} e
 * @param {number} f
 * @param {number} g
 * @param {number} h
 * @param {number} i
 * @returns {number}
 */
export function m3_determinant(a, b, c, d, e, f, g, h, i) {
    return a * e * i - a * f * h - b * d * i + b * f * g + c * d * h - c * e * g;
}