/// <summary>
/// Copy all fields from another instance to the current one.
/// (e.g. for re-use of object, avoiding new object creation)
/// </summary>
public void CopyFrom(BTAIContext other)
{
SimTime = other.SimTime;
BTComp = other.BTComp;
Dt = other.Dt;
Entity = other.Entity;
}
/// <summary>
/// Factory method to create new Red Guard
/// </summary>
/// <returns></returns>
public static Entity Create()
{
ChaseBehavior ChasingHero;
//ChaseBehavior ChasingCompanions;
AlwaysTurnRightBehavior Turning;
RandomWanderBehavior Wandering;
AttackEnemyBehavior Attacking;
var e = GameFactory.CreateThing(ThingType.RED_GUARD, true);
var ai = new BTAIComp();
e.AddComponent(ai);
var sub = new PrioritySelector();
ai.rootNode = sub;
var tc = e.GetComponent <ThingComp>();
tc.IsCollisionFree = false;
tc.Color = new Color(255, 10, 4);
tc.Faction = Faction.EVIL;
var rwc = new RandomWanderComp();
e.AddComponent(rwc);
rwc.MinDirectionChangeTime = 2.7;
rwc.MaxDirectionChangeTime = 11.3;
// attack hero or companions
Attacking = new AttackEnemyBehavior(attackString);
// chase companions that are very close
/*
* ChasingCompanions = new ChaseBehavior(typeof(Companion));
* ChasingCompanions.DeltaTimeBetweenMoves = RandomMath.RandomBetween(0.43f, 0.65f);
* ChasingCompanions.ChaseRange = 1.5f; // RandomMath.RandomBetween(12f, 40f);
* sub.AddChild(ChasingCompanions);
*/
// chase hero
ChasingHero = new ChaseBehavior(Level.Current.Hero);
ChasingHero.DeltaTimeBetweenMoves = RandomMath.RandomBetween(0.47f, 0.75f);
ChasingHero.ChaseRange = 15f; // RandomMath.RandomBetween(12f, 40f);
sub.AddChild(ChasingHero);
Turning = new AlwaysTurnRightBehavior(); // patrolling
Turning.DeltaTimeBetweenMoves = ChasingHero.DeltaTimeBetweenMoves; //RandomMath.RandomBetween(0.57f, 1.05f);
Turning.DeltaTimeBetweenMoves = 0.7f;
sub.AddChild(Turning);
Wandering = new RandomWanderBehavior();
Wandering.DeltaTimeBetweenMoves = 0.7f;
sub.AddChild(Wandering);
e.Refresh();
return(e);
}
/// <summary>
/// create an active ball with given position and random velocity and some weird (AI) behaviors
/// </summary>
/// <returns></returns>
public Entity CreateHyperActiveBall(Vector2 pos)
{
var ball = CreateBall(0.08f + 0.07f * (float)rnd.NextDouble());
// position and velocity set
ball.GetComponent <PositionComp>().Position2D = pos;
ball.GetComponent <VelocityComp>().Velocity = 0.2f * new Vector3((float)rnd.NextDouble() - 0.5f, (float)rnd.NextDouble() - 0.5f, 0f);
//ball.Motion.Rotate = (float)(Math.PI * 2 * rnd.NextDouble());
//ball.Timing.StartTime = 10f * (float)rnd.NextDouble();
// duration of entity
ball.AddComponent(new ExpiresComp(4 + 500 * rnd.NextDouble()));
// blink
//ball.AddComponent(new BlinkComp(0.3+5*rnd.NextDouble(),0.4+0.4*rnd.NextDouble()));
// Behavior Tree AI
BTAIComp ai = new BTAIComp();
var randomWanderBehavior = new RandomWanderBehavior(1, 6);
ai.rootNode = new PrioritySelector(randomWanderBehavior);
ball.AddComponent(ai);
// Modifier to adapt scale
var m = new Modifier <Entity>(MyScaleModifier, ball);
//delegate(Entity entity){ entity.GetComponent<ScaleComp>().Scale = 0.5 + entity.GetComponent<PositionComp>().Position.X; }
//);
m.AttachTo(ball);
// another adapting scale with sine rhythm
var s = new SineModifier <ScaleComp>(MyScaleModifier2, ball.GetComponent <ScaleComp>());
s.Frequency = 0.5;
s.Amplitude = 0.25;
s.Offset = 1;
s.AttachTo(ball);
// modifier to adapt rotation
var r = new Modifier <DrawComp>(MyRotateModifier, ball.GetComponent <DrawComp>());
r.AttachTo(ball);
// set different time offset initially, per ball (for the modifiers)
ball.GetComponent <ScriptComp>().SimTime = 10 * rnd.NextDouble();
ball.Refresh();
return(ball);
}
