Method from

examples/extern/gmath.bundle.js:1012–1014

(c0r0, c0r1, c0r2, c1r0, c1r1, c1r2, c2r0, c2r1, c2r2)

        this.#internal[8] = val.z;
    }
    static from(c0r0, c0r1, c0r2, c1r0, c1r1, c1r2, c2r0, c2r1, c2r2) {
        return new Matrix3(new Vector3(c0r0, c0r1, c0r2), new Vector3(c1r0, c1r1, c1r2), new Vector3(c2r0, c2r1, c2r2));
    }
    static identity() {
        return Matrix3.from(1, 0, 0, 0, 1, 0, 0, 0, 1);
    }