void Start()
{
SetupMoveBoundaries();
laserDetector = FindObjectOfType <LaserDetector>();
alienController = FindObjectOfType <AlienController>();
levelController = FindObjectOfType <LevelController>();
lagBehindOffset = initialLagBehindOffset;
}
// Use fixed update as we're working with raycasts
void FixedUpdate()
{
//set ray orgin to gameeobject pos and set the direction to the forward vector
ray = new Ray(transform.position, transform.forward);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, MaxRange))
{
//check if last hit gameobject has changed
LaserDetector laserDetector = hit.transform.GetComponent <LaserDetector>(); //check if object hit is a laser detector
if (laserDetector != null && lastHitObject != null && lastHitObject == hit.transform.gameObject)
{
//object is a laser detector
//laserDetector.LaserExit(this);
}
//set the line rendered point to ray hit
lineRenderer.SetPosition(1, transform.InverseTransformPoint(hit.point));
//set postion of laser hit particles and enable them
LaserHitParticles.transform.position = hit.point;
LaserHitParticles.transform.rotation = Quaternion.LookRotation(hit.normal);
LaserHitParticles.SetActive(true);
//Trigger laser detector enter if last object is differnt to the current
if (laserDetector != null)
{
laserDetector.LaserHit(this);
}
//check if object hit is reflective
if (hit.transform.gameObject.layer == LayerMask.NameToLayer("Reflective"))
{
if (reflectedLaser != null && lastHitRotation != hit.transform.rotation) // moved object reset laser
{
reflectedLaser.transform.position = hit.point;
reflectedLaser.transform.rotation = Quaternion.LookRotation(hit.normal);
}
//reflect Laser
if (reflectedLaser == null && GetLaserParentCount() < MaxReflections)
{
reflectedLaser = Instantiate(gameObject).GetComponent <Laser>();
reflectedLaser.transform.position = hit.point;
reflectedLaser.transform.rotation = Quaternion.LookRotation(hit.normal);
reflectedLaser.parentLaser = this;
}
}
else if (reflectedLaser != null)
{
DestroyLaser(reflectedLaser); //delete reflected laser
reflectedLaser = null;
}
lastHitRotation = hit.transform.rotation;
lastHitObject = hit.transform.gameObject;
}
}
public void ShootLaser()
{
string laserString = "";
var currentPosition = new Vector2Int((int)Math.Round(transform.position.x), (int)Math.Round(transform.position.y));
var direction = _laserDirection;
var blockStatus = statusAtPosition(currentPosition, direction);
_foundDetector = false;
while (blockStatus != BlockStatus.Blocked)
{
if (blockStatus == BlockStatus.Free)
{
currentPosition += direction;
laserString += DirectionToCharacter(direction);
}
else if (blockStatus == BlockStatus.Mirror)
{
if (direction.Equals(_lastMirror.mainInDirection))
{
direction = direction.Rotate90Clockwise();
}
else if (direction.Equals(_lastMirror.mainInDirection.Rotate90CounterClockwise()))
{
direction = direction.Rotate90CounterClockwise();
}
else
{
break;
}
currentPosition += direction;
laserString += DirectionToCharacter(direction);
}
blockStatus = statusAtPosition(currentPosition, direction);
}
if (!_foundDetector)
{
if (_lastDetector != null)
{
_lastDetector.Depower();
_lastDetector = null;
}
}
RebuildWithDirections(laserString);
}
private BlockStatus statusAtPosition(Vector2Int position, Vector2Int direction)
{
var results = Physics2D.OverlapBoxAll(position, new Vector2(0.95f, 0.95f), 0.0f);
var blocked = false;
foreach (var result in results)
{
if (result.gameObject.HasComponent(out Mirror mirror))
{
_lastMirror = mirror;
return(BlockStatus.Mirror);
}
if (result.gameObject.HasComponent(out LaserDetector detector))
{
_foundDetector = true;
if (detector.DetectionDirection.Equals(-direction))
{
if (detector != _lastDetector)
{
if (_lastDetector != null)
{
_lastDetector.Depower();
}
_lastDetector = detector;
detector.Power();
}
}
return(BlockStatus.Free);
}
if (!result.isTrigger && result.gameObject != gameObject && !result.gameObject.HasComponent <LaserWall>())
{
blocked = true;
}
}
return(blocked ? BlockStatus.Blocked : BlockStatus.Free);
}
private void Start()
{
laserDetector = FindObjectOfType <LaserDetector>();
spriteRenderer = GetComponent <SpriteRenderer>();
health = maxShots;
}
private void Start()
{
laserDetector = FindObjectOfType <LaserDetector>();
}
