// TODO 1: test this function more
// TODO 2: balance damages
// will recursively add events to BodyDamageEvent event list (per body part)
private void TakeDamage(BodyNode node, Damage damage)
{
// Debug.Log("TAKE DAMAGE: index " + node.Index);
float r1 = UnityEngine.Random.value; // unused
float r2 = UnityEngine.Random.value;
if (0 <= node.Index)
{
var bodyPart = _bodyParts[node.Index];
// get damage event from body part hp system
var dmgEvent = bodyPart.TakeDamage(damage) as HpSystemDamageEvent;
var bodyPartHpEvent = new BodyPartHpEvent(bodyPart, dmgEvent.HpSystemEvent);
// add current event to the body event system
this._eventSystem.OnEvent(bodyPartHpEvent);
}
// Debug.Log($"bodyPart [{node.Index}] {bodyPart.NameCustom}, children: " + node.ChildrenCount);
// apply damage to node's children
if (node.HasChildren)
{
var children = node.Children.ToArray();
var sb = new StringBuilder();
foreach (var i in children)
{
sb.Append(i + ", ");
}
// Debug.Log("children: " + sb.ToString());
// sample indices of children to pick which children will be applied damage to
Vector2Int indices = Samplers.SampleFromPdf(
r2,
GetBodyPartSizes(new IndexedEnumerator <BodyPart>(this._bodyParts, children)),
damage.Dispersion);
// get the children
var damagedNodes = new IndexedEnumerator <BodyNode>(
this._bodyNodes,
new SliceEnumerator <int>(children, indices[0], indices[1] + 1).ToArray()
);
// Debug.Log("damaged nodes count " + damagedNodes.Count()); damagedNodes.Reset(); // need to reset since its an iterator
// compute the damage amount passed on to children of current body part
var damageAfterMultiplier = damage * damage.Penetration;
foreach (var damagedNode in damagedNodes)
{
TakeDamage(damagedNode, damageAfterMultiplier);
}
}
}
public void AddEvent(BodyPartHpEvent bodyPartHpEvent) => BodyPartHpEvents.Add(bodyPartHpEvent);