public TState CreateState()
{
var state = PoolClass <TState> .Spawn();
state.entityId = default;
state.tick = default;
return(state);
}
public void Do(int iterationCounter)
{
// Sort circles based on the distance to center
var instance = PoolClass <Circle.CirclesComparer> .Spawn();
instance.center = this.mPackingCenter;
System.Array.Sort(this.circles.innerArray.arr, 0, this.circles.Count, instance);
PoolClass <Circle.CirclesComparer> .Recycle(ref instance);
for (int k = 0; k < iterationCounter; ++k)
{
var minSeparationSq = this.mMinSeparation * this.mMinSeparation;
for (var i = 0; i < this.circles.Count - 1; i++)
{
for (var j = i + 1; j < this.circles.Count; j++)
{
if (i == j)
{
continue;
}
FLOAT2 AB = this.circles[j].mCenter - this.circles[i].mCenter;
float r = this.circles[i].mRadius + this.circles[j].mRadius;
// Length squared = (dx * dx) + (dy * dy);
var d = AB.sqrMagnitude - minSeparationSq;
float minSepSq = System.Math.Min(d, minSeparationSq);
d -= minSepSq;
if (d < r * r - 0.01f)
{
AB.Normalize();
AB *= (float)((r - System.Math.Sqrt(d)) * 0.5f);
this.circles[j].mCenter += AB;
this.circles[i].mCenter -= AB;
}
}
}
var damping = 0.1f / (float)iterationCounter;
for (var i = 0; i < this.circles.Count; i++)
{
var v = this.circles[i].mCenter - this.mPackingCenter;
v *= damping;
this.circles[i].mCenter -= v;
}
}
}
public void Register <TEntity>(ref Filter <TEntity> filterRef, bool freeze, bool restore) where TEntity : struct, IEntity
{
var code = WorldUtilities.GetKey <TEntity>();
var capacity = this.GetCapacity <TEntity>(code);
if (filterRef == null)
{
filterRef = PoolClass <Filter <TEntity> > .Spawn();
filterRef.Initialize(capacity);
filterRef.SetFreeze(freeze);
}
else
{
filterRef.SetFreeze(freeze);
}
if (freeze == false)
{
IList list;
if (this.filtersCache.TryGetValue(code, out list) == true)
{
((List <Filter <TEntity> >)list).Add(filterRef);
}
else
{
list = PoolList <Filter <TEntity> > .Spawn(capacity);
((List <Filter <TEntity> >)list).Add(filterRef);
this.filtersCache.Add(code, list);
}
}
if (restore == true)
{
// Update entities cache
for (int i = 0; i < filterRef.Count; ++i)
{
var item = filterRef[i];
var list = PoolList <TEntity> .Spawn(capacity);
list.Add(item);
this.AddEntity(item, updateFilters: false);
}
this.UpdateFilters <TEntity>(code);
}
}
public void Register <TEntity>(ref Components <TEntity, TState> componentsRef, bool freeze, bool restore) where TEntity : struct, IEntity
{
var code = WorldUtilities.GetKey <TEntity>();
var capacity = 100;
if (componentsRef == null)
{
componentsRef = PoolClass <Components <TEntity, TState> > .Spawn();
componentsRef.Initialize(capacity);
componentsRef.SetFreeze(freeze);
}
else
{
componentsRef.SetFreeze(freeze);
}
if (freeze == false)
{
if (this.componentsCache.ContainsKey(code) == true)
{
this.componentsCache[code] = componentsRef;
}
else
{
this.componentsCache.Add(code, componentsRef);
}
}
/*if (restore == true) {
*
* var data = componentsRef.GetData();
* foreach (var item in data) {
*
* var components = item.Value;
* for (int i = 0, count = components.Count; i < count; ++i) {
*
* this.AddComponent<TEntity, IComponent<TState, TEntity>>(Entity.Create<TEntity>(item.Key), components[i]);
*
* }
*
* }
*
* }*/
}
public void Initialize(int capacity)
{
this.list = PoolRefList <Entity> .Spawn(capacity);
this.archetypes = PoolClass <ArchetypeEntities> .Spawn();
}