Flutter: frac for Vector3

main.dart

/// Returns a fractional part of given [Vector3]
/// Vector3(1.2, 1.5, 0.6) => Vector3(.2, .5, .6);
Vector3 frac3(Vector3 vec) {
  return Vector3(
    vec.x - vec.x.floor(),
    vec.y - vec.y.floor(),
    vec.z - vec.z.floor(),
  );
}