/// <summary>
/// Updates all of the units
/// </summary>
void UpdateUnits()
{
int topUnit = 0;
int index = 0;
bool allDead = true;
for (int i = 0; i < _units.Count; i++)
{//update each unit
UpdateUnit(_units[i], ref topUnit, ref index, ref allDead, i);
}
//try to set the new top unit to be tracked.
TrackTopUnit(index, topUnit);
//set the target of the camera to the current target.
_camera.SetTarget(_units[_currentTarget].transform);
for (int i = 0; i < _spotLights.Length; i++)
{//set each spotlight to point at its target.
_spotLights[i].SetTarget(_units[_currentTarget].transform);
_spotLights[i].SetTargetColour(_units[_currentTarget].colour);
}
if (allDead)
{//if all units are dead, set game over.
SetupGameOver();
}
}
