// Start is called before the first frame update
void Start()
{
shield = gameObject.GetComponentInChildren <SphereCollider>();
material = shield.GetComponentInParent <Renderer>().material;
playerControl = gameObject.GetComponent <PlayerControl>();
}
/// <summary>
/// Look for the closest Street End or Start Collider
/// </summary>
/// <param name="_hitPoint">The Pos from where to look</param>
/// <returns>The GameObject closest from the Pos (null if its too far away)</returns>
private Connection FindClosestConnection(Vector3 _hitPoint)
{
Collider[] colls = Physics.OverlapSphere(_hitPoint, 2); //Cast a Sphere on the give Pos
List <SphereCollider> validCollider = new List <SphereCollider>();
List <SphereCollider> sphereColls = new List <SphereCollider>();
for (int i = 0; i < colls.Length; i++)
{
if (colls[i] is SphereCollider)
{
sphereColls.Add((SphereCollider)colls[i]);
}
}
Street tmpStreet;
Cross tmpCross;
//look for all collider if there are valid for connection
for (int i = 0; i < sphereColls.Count; i++)
{
tmpStreet = sphereColls[i].GetComponentInParent <Street>();
if (tmpStreet != null && ((sphereColls[i].CompareTag("StreetEnd") && tmpStreet.m_EndIsConnectable) ||
(sphereColls[i].CompareTag("StreetStart") && tmpStreet.m_StartIsConnectable)))
{
validCollider.Add(sphereColls[i]); //if found a valid GameObject add it to a List
}
tmpCross = sphereColls[i].GetComponent <Cross>();
if (tmpCross != null && tmpCross.IsConnectabel(sphereColls[i]))
{
validCollider.Add(sphereColls[i]);
}
}
if (validCollider.Count == 0)
{
return(null); //return null if no valid Collider was found in the Range
}
SphereCollider closestCollider = GetClosesetCollider(validCollider, _hitPoint); //Look for the closest GameObject of all valid GameObjects
Cursor.SetPosition(closestCollider.transform.position + closestCollider.transform.rotation * closestCollider.center); //Set the Sphere to the Pos of the closest valid Street GameObject
tmpStreet = closestCollider.GetComponentInParent <Street>();
tmpCross = closestCollider.GetComponentInParent <Cross>();
Connection conn = null;
if (tmpStreet != null)
{
if (closestCollider.CompareTag("StreetStart"))
{
conn = tmpStreet.GetStartConnection();
}
else if (closestCollider.CompareTag("StreetEnd"))
{
conn = tmpStreet.m_EndConnection;
}
}
else if (tmpCross != null)
{
Vector3 collCenter = closestCollider.center;
if (collCenter.x == 0 && collCenter.z == -1.2f)
{
conn = tmpCross.GetConnectionByIndex(0);
}
else
if (collCenter.x == -1.2f && collCenter.z == 0)
{
conn = tmpCross.GetConnectionByIndex(1);
}
else
if (collCenter.x == 0 && collCenter.z == 1.2f)
{
conn = tmpCross.GetConnectionByIndex(2);
}
else
if (collCenter.x == 1.2f && collCenter.z == 0)
{
conn = tmpCross.GetConnectionByIndex(3);
}
}
return(conn);
}