void FixedUpdate()
{
if (playerObj != null)
{
int playerTeamID = -1;
if (playerObj.GetComponent <UnitInfo>() != null)
{
playerTeamID = playerObj.GetComponent <UnitInfo>().TeamID;
}
//We update the player's location every physics step
playerLoc = playerObj.transform.position;
//Get the active enemies and iterate through the list
List <GameObject> enemies = UnitTracker.GetActiveEnemies();
int requiredEnemyIcons = 0;
for (int i = 0; i < enemies.Count; i++)
{
if (enemies[i] != null && enemies[i].GetComponent <UnitInfo>() != null)
{
//Calculate the distance of each enemy from the player and check if it's outside the range of the radar
Vector2 distFromPlayer = new Vector2(playerLoc.x - enemies[i].transform.position.x, playerLoc.z - enemies[i].transform.position.z);
float length = Mathf.Sqrt((distFromPlayer.x * distFromPlayer.x) + (distFromPlayer.y * distFromPlayer.y));
if (length < radarRange)
{
//Draw the unit on the radar, maintain scale, rotation etc
Vector3 pos = new Vector3((transform.position.x - distFromPlayer.x / (radarRange / 150)), (transform.position.y - distFromPlayer.y / (radarRange / 150)), transform.position.z);
if (requiredEnemyIcons < enemyIcons.Count)
{
enemyIcons[requiredEnemyIcons].transform.position = pos;
}
else
{
enemyIcons.Add(PoolController.Instance.GetObject(enemyIcon, pos, Quaternion.identity, transform));
}
requiredEnemyIcons++;
}
}
}
//Remove unneccessary enemy icons.
for (int i = enemyIcons.Count - 1; i >= requiredEnemyIcons; i--)
{
enemyIcons[i].SetActive(false);
enemyIcons.Remove(enemyIcons[i]);
}
List <GameObject> allies = UnitTracker.GetActiveAllies();
int requiredAllyIcons = 0;
for (int i = 0; i < allies.Count; i++)
{
if (allies[i] == playerObj)
{
continue;
}
if (allies[i] != null && allies[i].GetComponent <UnitInfo>() != null)
{
//Calculate the distance of each enemy from the player and check if it's outside the range of the radar
Vector2 distFromPlayer = new Vector2(playerLoc.x - allies[i].transform.position.x, playerLoc.z - allies[i].transform.position.z);
float length = Mathf.Sqrt((distFromPlayer.x * distFromPlayer.x) + (distFromPlayer.y * distFromPlayer.y));
if (length < radarRange)
{
//Draw the unit on the radar, maintain scale, rotation etc
Vector3 pos = new Vector3((transform.position.x - distFromPlayer.x / (radarRange / 150)), (transform.position.y - distFromPlayer.y / (radarRange / 150)), transform.position.z);
if (requiredAllyIcons < allyIcons.Count)
{
allyIcons[requiredAllyIcons].transform.position = pos;
}
else
{
allyIcons.Add(PoolController.Instance.GetObject(allyIcon, pos, Quaternion.identity, transform));
}
requiredAllyIcons++;
}
}
}
//Remove unneccessary ally icons.
for (int i = allyIcons.Count - 1; i >= requiredAllyIcons; i--)
{
allyIcons[i].SetActive(false);
allyIcons.Remove(allyIcons[i]);
}
//Get the player ships rotation
Vector3 playerRotation = playerObj.transform.eulerAngles;
//Rotate our radar with the player ship, but only on one axis
transform.eulerAngles = new Vector3(transform.rotation.x, transform.rotation.y, -playerRotation.y);
}
}