@woosh/meep-engine/src/core/geom/mat2/m2_sub_transposed.js

Pure JavaScript game engine. Fully featured and production ready.

/**
 * Transposes second matrix before subtraction
 * @param {number[]} result
 * @param {number[]} a
 * @param {number[]} b
 */
export function m2_sub_transposed(result, a, b) {
    const v0 = a[0] - b[0];
    const v1 = a[2] - b[1];
    const v2 = a[1] - b[2];
    const v3 = a[3] - b[3];

    result[0] = v0;
    result[1] = v1;
    result[2] = v2;
    result[3] = v3;
}