public static Entity CreateEntity(EntityManager entity_manager,
UnityEngine.Vector3 localPos,
UnityEngine.Quaternion localRot,
ref AtomicFloat life,
Entity parent_entity,
ref RandomLocal random)
{
var entity = entity_manager.CreateEntity(archetype_);
entity_manager.SetComponentData(entity, LockTarget.Create(ref life));
entity_manager.SetComponentData(entity, new Position {
Value = localPos,
});
entity_manager.SetComponentData(entity, new Rotation {
Value = localRot,
});
entity_manager.SetComponentData(entity, random.create());
var attach_entity = entity_manager.CreateEntity(typeof(Attach));
entity_manager.SetComponentData(attach_entity, new Attach {
Parent = parent_entity, Child = entity,
});
return(entity);
}
public bool Exists(ref AtomicFloat afloat)
{
int index = get_index(ref afloat);
var value = (m_Table + index)->m_Value;
return((value & ALIVE_FLG) != 0 && (value & ~ALIVE_FLG) == afloat.Version);
}
int get_index(ref AtomicFloat afloat)
{
long ptrdiff = (long)afloat.m_Data - (long)m_Data;
long index = ptrdiff / GetUnitSize();
Assert.AreEqual(index * GetUnitSize(), ptrdiff);
return((int)index);
}
public static LockTarget Create(ref AtomicFloat parent_life, bool has_direction = false)
{
return(new LockTarget()
{
locked_time_ = CV.MaxValue,
fired_time_ = CV.MaxValue,
estimated_time_arrival_ = CV.MaxValue,
parent_life_ = parent_life,
has_direction_ = has_direction ? 1 : 0,
});
}
public void Destroy(ref AtomicFloat afloat)
{
for (;;)
{
if (!Exists(ref afloat))
{
return;
}
int index = get_index(ref afloat);
var current = (m_Table + index)->m_Value;
var next = (current & ~ALIVE_FLG) + 1;
var prev = Interlocked.CompareExchange(ref (m_Table + index)->m_Value, next, current);
if (prev == current)
{
return;
}
}
}
