gl-vec3/subtract.js

gl-matrix's vec3, split into smaller pieces

module.exports = subtract;

/**
 * Subtracts vector b from vector a
 *
 * @param {vec3} out the receiving vector
 * @param {vec3} a the first operand
 * @param {vec3} b the second operand
 * @returns {vec3} out
 */
function subtract(out, a, b) {
    out[0] = a[0] - b[0]
    out[1] = a[1] - b[1]
    out[2] = a[2] - b[2]
    return out
}