public override ProgrammingElement Clone()
{
ConstraintModifier clone = new ConstraintModifier();
CopyTo(clone);
return(clone);
}
public override ActionSet ComposeActionSet(Reflex reflex, GameActor gameActor)
{
ClearActionSet(actionSet);
UpdateCanBlend(reflex);
if (!reflex.targetSet.AnyAction)
{
return(actionSet);
}
// Don't wander if we are immobilized. The effect is the bot randomly turning in place, which looks broken.
ConstraintModifier constraintMod = reflex.GetModifierByType(typeof(ConstraintModifier)) as ConstraintModifier;
if (constraintMod != null && constraintMod.ConstraintType == ConstraintModifier.Constraints.Immobile)
{
// We still need to add an attractor to the movement set so that the reflex will be considered acted on.
// TODO (****) is thre a better way to indicate this?
actionSet.AddActionTarget(Action.AllocTargetLocationAction(reflex, gameActor.Movement.Position, autoTurn: true));
return(actionSet);
}
// Check if this target has timed out.
if (Time.GameTimeTotalSeconds > this.wanderTimeout)
{
this.pickNewTarget = true;
}
// Calculate a vector toward target in 2d.
Vector2 wanderTarget2d = new Vector2(this.wanderTarget.X, this.wanderTarget.Y);
Vector2 value2d = wanderTarget2d - new Vector2(gameActor.Movement.Position.X, gameActor.Movement.Position.Y);
float distance = Vector3.Dot(wanderDir, gameActor.Movement.Position) - wanderDist + gameActor.BoundingSphere.Radius;
if (distance > 0)
{
this.pickNewTarget = true;
}
if (this.pickNewTarget)
{
this.pickNewTarget = false;
// we need to pick a random wander target
this.wanderTarget = RandomTargetLocation(gameActor);
this.wanderTimeout = Time.GameTimeTotalSeconds + maxTimeOnTarget;
}
actionSet.AddActionTarget(Action.AllocTargetLocationAction(reflex, wanderTarget, autoTurn: true));
/// For debugging, uncomment this line and enable Debug: Display Line of Sight
/// on the character in question.
gameActor.AddLOSLine(gameActor.Movement.Position,
new Vector3(wanderTarget.X, wanderTarget.Y, gameActor.Movement.Position.Z),
new Vector4(0.0f, 1.0f, 0.0f, 1.0f));
return(actionSet);
}
protected void CopyTo(ConstraintModifier clone)
{
base.CopyTo(clone);
clone.ConstraintType = this.ConstraintType;
}
