Obb3 constructor Null safety

Obb3()

Create a new OBB with erverything set to zero.

Implementation

Obb3()
    : _center = Vector3.zero(),
      _halfExtents = Vector3.zero(),
      _axis0 = Vector3(1.0, 0.0, 0.0),
      _axis1 = Vector3(0.0, 1.0, 0.0),
      _axis2 = Vector3(0.0, 0.0, 1.0);