void Update()
{
// set the origin and direction of the ray to match the weapon/player's transformation
_ray.origin = transform.position;
_ray.direction = transform.forward;
// set the starting vertex of the beam to the weapon/player position
_beam.SetPosition(0, _ray.origin);
// by default, the end vertex of the ray is the max forward distance from its origin
Vector3 endVertex = _ray.origin + (_ray.direction * maxRange);
// cast a ray and collect data on all of the objects it hits
RaycastHit[] hits;
hits = Physics.RaycastAll(_ray, maxRange, layerMask);
// sort the hits from nearest to farthest
Array.Sort(hits, delegate(RaycastHit first, RaycastHit second)
{
return((int)(first.distance - second.distance));
});
if (hits.Length > 0)
{
RaycastHit hit = hits[0];
// make sure the colliding object is one of the defined targets
if (_damageSystem.IsTarget(hit.collider.gameObject.tag))
{
_damageSystem.DamageObject(hit.collider.gameObject);
}
endVertex = hit.point;
}
// set the end vertex of the beam according to raycast collisions and amount of piercings
_beam.SetPosition(1, endVertex);
impactParticles.position = endVertex;
impactParticles.rotation = Quaternion.LookRotation(transform.position - endVertex);
// update the remaining time for the beam
_beamDuration -= Time.deltaTime;
_continueFiring = false;
}