public EntityChunk(EntityArchetype arch)
{
unsafe
{
chunkVersion = 0;
currentCount = 0;
this.arch = arch;
TypeCache[] cTypes = arch.GetComponenTypes();
TypeCache[] sTypes = arch.GetSharedTypes();
int entityAmount = arch.GetChunkCapacity(CHUNK_SIZE);
entities = new StructArray <Entity>(entityAmount, true);
for (int i = 0; i < entityAmount; i++)
{
entities[i].id = 0;
}
componentCollections = new ComponentArray[cTypes.Length];
for (int i = 0; i < componentCollections.Length; i++)
{
componentCollections[i] = new ComponentArray(cTypes[i], entityAmount);
}
sharedComponents = new ISharedComponent[sTypes.Length];
}
}
public bool TryGetComponents(TypeCache componentType, out ComponentArray comp)
{
for (int i = 0; i < componentCollections.Length; i++)
{
ComponentArray currCollection = componentCollections[i];
if (currCollection.TypeMatch(componentType))
{
comp = currCollection;
return(true);
}
}
comp = null;
return(false);
}
public bool TryGetComponents <T0>(out ComponentArray comp) where T0 : IComponent
{
for (int i = 0; i < componentCollections.Length; i++)
{
ComponentArray currCollection = componentCollections[i];
if (currCollection.TypeMatch <T0>())
{
comp = currCollection;
return(true);
}
}
comp = null;
return(false);
}
public void DestroyEntity(Entity entity)
{
for (int i = 0; i < entities.Count; i++)
{
if (entities[i].id == entity.id)
{
entities.SwapForLast(entity);
for (int c = 0; c < componentCollections.Length; c++)
{
ComponentArray collection = componentCollections[c];
collection[i] = collection[currentCount - 1];
}
currentCount--;
break;
}
}
}
