// Update is called once per frame
void Update()
{
// Error checking. This script only works on 2 players.
if (PlayerList.Count != PLAYER_COUNT)
{
throw new UnityException("Too many players assigned to MultiPlayerCamera!");
}
// Vector3 to store the center point
Vector3 centerPoint;
// Get a list of alive players
var alivePlayers = PlayerList.Where(x => x.GetComponent <RPGPlayer>().IsAlive).ToList();
// React accordingly to that
if (alivePlayers.Count > 1)
{
// Get the half distance between the players
Vector2 deltaPos = PlayerList[1].transform.position - PlayerList[0].transform.position;
deltaPos *= 0.5f; // PLAYER_COUNT
// Calculate the centerpoint
centerPoint = (Vector2)PlayerList[0].transform.position + deltaPos;
}
else if (alivePlayers.Count > 0)
{
centerPoint = alivePlayers.First().transform.position;
}
else
{
// Game over, they're all dead
return;
}
if (DeadZoneEnabled && !moveTowardsCenterPoint)
{
// Check if this point is outside the deadzone, if so, then we move
Vector2 topLeftBound = new Vector2(LeftBound + LeftDeadZonePadding, TopBound - TopDeadZonePadding);
Vector2 botRightBound = new Vector2(RightBound - RightDeadZonePadding, BottomBound + BottomDeadZonePadding);
// Only move if we are out of the bounds
if (!
(
topLeftBound.x < centerPoint.x && botRightBound.x > centerPoint.x
&&
topLeftBound.y > centerPoint.y && botRightBound.y < centerPoint.y
)
)
{
moveTowardsCenterPoint = true;
}
}
if (!DeadZoneEnabled || moveTowardsCenterPoint)
{
// Get direction to the center point
Vector2 posDelta = centerPoint - transform.position;
// Get the distance we travel this frame
Vector3 moveDelta = posDelta.normalized * CameraSnapSpeed * (float)TimeManager.GetDeltaTime(TimeManager.TimeType.Game);
// Clamp the values
if (Mathf.Abs(moveDelta.x) > Mathf.Abs(posDelta.x))
{
moveDelta.x = posDelta.x;
}
if (Mathf.Abs(moveDelta.y) > Mathf.Abs(posDelta.y))
{
moveDelta.y = posDelta.y;
}
// Get the distance we travel this frame and hence our new position
Vector3 newPos = transform.position + moveDelta;
transform.position = newPos;
if (
moveTowardsCenterPoint
&&
(transform.position - centerPoint).sqrMagnitude < DEADZONE_STOP_MOVEMENT_ACCURACY * DEADZONE_STOP_MOVEMENT_ACCURACY
)
{
moveTowardsCenterPoint = false;
}
}
// Send tile map the info for activating/deactivating tiles that are (not)in view
TileMapReference.ActivateTiles(new Vector2(LeftBound, TopBound), new Vector2(RightBound, BottomBound));
}
