// this should be called only from other vehicles
void IVehicle.Collide(IVehicle otherVehicle, VehicleCollisionInfo info)
{
if (Health == 0)
{
return;
}
float damage = info.Damage;
// receive damage
if (damage > 0)
{
// receive damage
ReceiveDamage(Damage.CreateBulletDamage(
damage, -Vector3.forward, info.CollisionPoint, info.CollisionNormal, info.Initiator));
}
// collide other with this, player don't send them damage
var backInfo = new VehicleCollisionInfo();
backInfo.ThisWithOther = false;
backInfo.Initiator = Player.gameObject;
backInfo.CollisionPoint = info.CollisionPoint;
backInfo.CollisionNormal = -info.CollisionNormal;
otherVehicle.Collide(this, backInfo);
// call event even if damage == 0
OnVehicleCollision(otherVehicle, damage);
}
void OnCollisionEnter(Collision col)
{
var other = col.collider.GetComponent <IVehicle>();
if (other != null)
{
VehicleCollisionInfo info = new VehicleCollisionInfo();
// if driver is still alive,
// then send full damage,
// otherwise nothing
info.Damage = State == EnemyVehicleState.Active ? data.CollisionDamage : 0;
// set to true as other vehicle must call 'Collide' method
// on this one with other data
info.ThisWithOther = true;
info.Initiator = gameObject;
// there is always at least one contact,
// so this check is unnecessary
if (col.contacts.Length > 0)
{
info.CollisionPoint = col.contacts[0].point;
info.CollisionNormal = col.contacts[0].normal;
}
other.Collide(this, info);
}
}
public void Collide(IVehicle other, VehicleCollisionInfo info)
{
ReceiveDamage(Damage.CreateBulletDamage(
info.Damage, Vector3.forward, transform.position, Vector3.up, null));
if (info.ThisWithOther)
{
VehicleCollisionInfo backInfo = new VehicleCollisionInfo();
backInfo.Damage = State == EnemyVehicleState.Active ? data.CollisionDamage : 0;
// don't process it on other side (to prevent loop)
backInfo.ThisWithOther = false;
backInfo.Initiator = gameObject;
backInfo.CollisionPoint = info.CollisionPoint;
backInfo.CollisionNormal = -info.CollisionNormal;
other.Collide(this, backInfo);
}
DoVehicleCollision(info.Initiator);
}
