protected virtual void Update()
{
switch (m_currentState)
{
case eUnitState.AwaitingDecision:
{
int targetID = Utilities.INVALID_ID;
Vector3 targetPosition;
if (getClosestVisibleTarget(out targetID, out targetPosition))
{
switch (m_unit.getUnitType())
{
case eUnitType.Attacker:
switchToState(eUnitState.SetDestination, targetID, targetPosition);
break;
case eUnitType.Harvester:
switchToState(eUnitState.SetDestinationToSafePosition);
break;
default:
Assert.IsTrue(false);
break;
}
}
}
break;
case eUnitState.MovingToNewPosition:
{
Vector3 enemyPosition = new Vector3();
if (m_targetID != Utilities.INVALID_ID && isTargetInVisibleSight(out enemyPosition))
{
if (m_tankShooting.isTargetInAttackRange(enemyPosition))
{
switchToState(eUnitState.AttackingEnemy, m_targetID);
}
}
else if (m_targetID != Utilities.INVALID_ID)
{
switchToState(eUnitState.AwaitingDecision);
}
else
{
if (m_tankMovement.reachedDestination())
{
switchToState(eUnitState.AwaitingDecision);
}
}
}
break;
case eUnitState.AttackMovingToNewPosition:
{
int targetID = Utilities.INVALID_ID;
Vector3 targetPosition;
if (getClosestVisibleTarget(out targetID, out targetPosition))
{
switchToState(eUnitState.SetDestination, targetID, targetPosition);
}
}
break;
case eUnitState.AttackingEnemy:
{
Vector3 enemyPosition = new Vector3();
if (isTargetInVisibleSight(out enemyPosition))
{
if (m_tankShooting.isTargetInAttackRange(enemyPosition))
{
m_tankShooting.attackPosition(enemyPosition);
}
else
{
switchToState(eUnitState.SetAttackDestination, m_targetID, enemyPosition);
}
}
else
{
switchToState(eUnitState.AwaitingDecision);
}
}
break;
}
}
