public PlanetEntity(GameEntity planetE)
{
Planet = planetE.planet;
Position = planetE.position;
Mass = planetE.mass;
Health = planetE.health;
if (planetE.hasCannon)
{
Cannon = planetE.cannon;
}
if (planetE.hasCooldownTimer)
{
CooldownTimer = planetE.cooldownTimer;
}
}
void OnTriggerEnter(Collider other)
{
Sticky otherSticky;
//only player starts sticky, so run this on him.
if(transform.GetComponent<Sticky>() == null){
return;
}
GameObject part = other.gameObject;
//remove the trigger, Tom: I don't know why, but doing this makes all the balls hit and none stick.
part.collider.isTrigger = false;
Rigidbody otherBody = part.transform.GetComponent<Rigidbody>();
//I don't know why this happens sometimes, I assume it's because adding components isn't instant
//either way, I'm just gonna return here in that case.
if(otherBody == null){
return;
}
Transform t = transform;
while(t.parent != null){
t = t.parent;
}
Rigidbody thisBody = t.GetComponent<Rigidbody>();
float otherMass = otherBody.mass;
float newMass = thisBody.mass + otherMass;
//set new rigidbody mass
thisBody.mass = newMass;
//centers of mass
Vector3 otherCoM = t.InverseTransformPoint(otherBody.worldCenterOfMass);
Vector3 thisCoM = thisBody.centerOfMass;
//difference
Vector3 CoMDiff = otherCoM - thisCoM;
//set new center of mass
thisBody.centerOfMass = thisCoM + (otherMass/newMass) * CoMDiff;
//destroy other rigidbody, they are now combined
Destroy(part.transform.GetComponent<Rigidbody>());
//add a sticky to the new piece
otherSticky = part.AddComponent<Sticky>();
//get new parent part
Sticky toBeParent = GetNearest(part.transform.position, t.GetComponent<Sticky>());
//add it into heirarchy so it is connected
part.transform.parent = toBeParent.transform;
//add to tree
MassComponent mc = new MassComponent(otherMass, otherCoM);
toBeParent.children.Add(otherSticky,mc);
//if booster add the rigidbody for forces
Boost b = part.transform.GetComponent<Boost>();
if(b != null){
b.body = thisBody;
}
// Hm. If this sticky has a layer and the other doesn't, the other should inherit it.
// That means things the player sticks to should join the player layer.
// TODO Reset the layer if things become unstuck.
if (gameObject.layer != 0 && otherSticky.gameObject.layer == 0) {
otherSticky.gameObject.layer = gameObject.layer;
}
}
