protected override void Update()
{
if (Time.time > nextDistanceCheckTime)
{
nextDistanceCheckTime = Time.time + distanceCheckingInterval;
myWidth = entity.width;
enemyWidth = enemySensing.nearestEnemy.width;
Vector3 nearestEnemyPosition = enemySensing.nearestEnemy.transform.position;
Vector3 myPosition = entity.transform.position;
float widthFactor = myWidth + enemyWidth; //multiply the resulting distanceVectorBythisFactor to also use width
Vector3 distanceVector = nearestEnemyPosition - myPosition;
float distanceToEnemy = (distanceVector - distanceVector.normalized * widthFactor).sqrMagnitude;
movement.MoveTo(nearestEnemyPosition + (myPosition - nearestEnemyPosition).normalized * (perfectShootingDistance + myWidth + enemyWidth));
if ((nearestEnemyPosition - myPosition).sqrMagnitude > maxShootingDistance)
{
inRange = false;
movement.StopLookAt();
weapon.StopAiming();
//Debug.Log("stop aim");
}
else
{
inRange = true;
// Debug.Log("start aim");
movement.LookAt(enemySensing.nearestEnemy.transform);
weapon.AimAt(enemySensing.nearestEnemy);
}
}
if (inRange)
{
if (weapon.CanShoot())
{
weapon.Shoot();
}
}
}
public override void UpdateComponent()
{
switch (state)
{
case MissileFighterState.Idle:
if (sensing.nearestEnemy != null)
{
state = MissileFighterState.AttackingEnemy;
}
break;
case MissileFighterState.AttackingEnemy:
break;
case MissileFighterState.AttackingBase:
break;
}
switch (shootingState)
{
case ShootingState.TooNear:
if (Time.time > nextCheckTime)
{
nextCheckTime = Time.time + checkingInterval;
float distanceToEnemy = (sensing.nearestEnemy.transform.position - transform.position).sqrMagnitude;
if (distanceToEnemy > minimalShootingDistance)
{
shootingState = ShootingState.InShootingDistance;
movement.Stop();
}
else
{
//move to a position perfectly in the shooting range
movement.MoveTo((transform.position - sensing.nearestEnemy.transform.position).normalized * (minimalShootingDistance + (maximalShootingDistance - minimalShootingDistance) / 2));
weapon.AimAt(sensing.nearestEnemy);
if (weapon.CanShoot())
{
weapon.Shoot();
}
}
}
break;
case ShootingState.TooFarAway:
if (Time.time > nextCheckTime)
{
nextCheckTime = Time.time + checkingInterval;
float distanceToEnemy = (sensing.nearestEnemy.transform.position - transform.position).sqrMagnitude;
if (distanceToEnemy < maximalShootingDistance)
{
shootingState = ShootingState.InShootingDistance;
movement.LookAt(sensing.nearestEnemy.transform);
weapon.AimAt(sensing.nearestEnemy);
movement.Stop();
}
else
{
movement.MoveTo((transform.position - sensing.nearestEnemy.transform.position).normalized * (minimalShootingDistance + (maximalShootingDistance - minimalShootingDistance) / 2));
}
}
break;
case ShootingState.InShootingDistance:
//1. check if we need to change state
if (Time.time > nextCheckTime)
{
nextCheckTime = Time.time + checkingInterval;
float distanceToEnemy = (sensing.nearestEnemy.transform.position - transform.position).sqrMagnitude;
if (distanceToEnemy < minimalShootingDistance)
{
shootingState = ShootingState.TooNear;
movement.LookAt(sensing.nearestEnemy.transform);
movement.MoveTo((transform.position - sensing.nearestEnemy.transform.position).normalized * (minimalShootingDistance + (maximalShootingDistance - minimalShootingDistance) / 2));
}
else if (distanceToEnemy > maximalShootingDistance)
{
shootingState = ShootingState.TooFarAway;
movement.StopLookAt();
weapon.StopAiming();
movement.MoveTo((transform.position - sensing.nearestEnemy.transform.position).normalized * (minimalShootingDistance + (maximalShootingDistance - minimalShootingDistance) / 2));
}
else
{
if (weapon.CanShoot())
{
weapon.Shoot();
}
}
}
break;
}
}