public TargetList GetBestMeleeEnemy()
{
float meleeRange = 10f; // TODO: possibly use equipped weapon range for this?
// get all targets that could be hit by melee attack, then select the script's target if
// it has one, otherwise use the closest target in range.
TargetList targets = GetEnemiesInBeamDirection(User.Position, TargetPosition, meleeRange);
Actor bestEnemy;
if (targets.Actors.Contains(Target))
{
bestEnemy = Target;
}
else
{
bestEnemy = targets.GetClosestTo(User.Position);
}
targets.Actors.RemoveAll(actor => actor != bestEnemy);
return(targets);
}
private void _CheckCollisions()
{
if (OnCollision == null)
{
return;
}
// check if we collided with anything since last update
float radius = this.ActorData.Cylinder.Ax2;
Circle startCircle = new Circle(_prevUpdatePosition.X, _prevUpdatePosition.Y, radius);
// make a velocity representing the change to the current position
Vector2F velocity = PowerMath.VectorWithoutZ(this.Position - _prevUpdatePosition);
Actor hit = null;
TargetList targets = this.Context.GetEnemiesInRadius(this.Position, radius + 25f);
if (CollisionFilter != null)
{
targets.Actors.RemoveAll(actor => !CollisionFilter(actor));
}
targets.SortByDistanceFrom(_prevUpdatePosition);
foreach (Actor target in targets.Actors)
{
float targetRadius = 1.5f; // TODO: use target.ActorData.Cylinder.Ax2 ?
if (PowerMath.MovingCircleCollides(startCircle, velocity, new Circle(target.Position.X, target.Position.Y, targetRadius)))
{
hit = target;
break;
}
}
if (hit != null)
{
OnCollision(hit);
}
}