/// <summary>
/// Run the specified decider and returns its value
/// </summary>
/// <param name="d">Decider to run</param>
/// <param name="tank">Tank being controlled</param>
/// <returns>True if decider wants to run</returns>
public static bool Decide(this DeciderType d, AIInput g)
{
Vector3 direction = BehaviorTreeNode.Player.position - g.transform.position;
switch (d)
{
case DeciderType.Always:
return(true);
case DeciderType.LineOfSight:
//Debug.DrawRay(tur.transform.position + new Vector3(0, 1, 0), BehaviorTreeNode.Player.position - tur.transform.position);
Vector3 adjust = new Vector3(0, 0.2f, 0);
Vector3 dif = direction - adjust;
return(!Physics2D.Raycast(g.transform.position + adjust, direction, direction.magnitude, (1 << 8) | (1 << 10))); //Debug.Log(a);
case DeciderType.FacingTarget:
return(Vector3.Angle(g.transform.right, direction) < 10);
case DeciderType.Threat0:
Vector3 vec = g.threat[0];
bool r = Vec3.lessThan(Vec3.Abs(direction), vec);
return(r);
case DeciderType.Half:
Health h = g.GetComponent <Health>();
return((float)(h.currentHealth) / h.maxHealth > 0.5f);
default:
throw new ArgumentException("Unknown Decider: " + d);
}
}
/// <summary>
/// Run the specified decider and returns its value
/// </summary>
/// <param name="d">Decider to run</param>
/// <param name="tank">Tank being controlled</param>
/// <returns>True if decider wants to run</returns>
public static bool Decide(this DeciderType d, AITankControl tank)
{
switch (d)
{
case DeciderType.Always:
return(true);
case DeciderType.TooManyBullets:
return(Physics2D.OverlapCircleAll(tank.transform.position, BulletSearchRadius, (int)Layers.Projectiles).Length
> MaxBullets);
case DeciderType.LineOfSightToPlayer:
return(!BehaviorTreeNode.WallBetween(tank.transform.position, BehaviorTreeNode.Player.position));
case DeciderType.CanFire:
float angle = Vector2.Angle(BehaviorTreeNode.Player.position - tank.transform.position,
tank.transform.up);
return(angle < MaxAngularDifference &&
Vector2.Distance(tank.transform.position, BehaviorTreeNode.Player.position)
< DistanceThreshold);
default:
throw new ArgumentException("Unknown Decider: " + d);
}
}
