applyMatrix3 method
Implementation
Vector3 applyMatrix3(Matrix3 m) {
var x = this.x, y = this.y, z = this.z;
var e = m.elements;
this.x = e[0] * x + e[3] * y + e[6] * z;
this.y = e[1] * x + e[4] * y + e[7] * z;
this.z = e[2] * x + e[5] * y + e[8] * z;
return this;
}