public void OnTriggerStay(Collider otherCollider)
        {
            Rigidbody rigidbody = otherCollider.attachedRigidbody;

            // static colliders
            if (rigidbody == null)
            {
                humanoid.triggerEntered = true;
            }

            if (!otherCollider.isTrigger && !humanoid.IsMyRigidbody(rigidbody))
            {
                //if (!humanoid.collided) {
                Vector3 worldVelocity = humanoid.headTarget.neck.target.transform.TransformDirection(humanoid.velocity);
                worldVelocity     += humanoid.targetVelocity;
                humanoid.hitNormal = DetermineHitNormal(worldVelocity);
                //}
                humanoid.triggerEntered = true;
            }
        }