public bool IsInterested(BitSet componentBits)
{
// Check if the entity possesses ALL of the components defined in the aspect.
if (!allSet.IsEmpty())
{
for (int i = allSet.NextSetBit(0); i >= 0; i = allSet.NextSetBit(i + 1))
{
if (!componentBits.Get(i))
{
return(false);
}
}
}
// If we are STILL interested,
// Check if the entity possesses ANY of the exclusion components, if it does then the system is not interested.
if (!exclusionSet.IsEmpty() && exclusionSet.Intersects(componentBits))
{
return(false);
}
// If we are STILL interested,
// Check if the entity possesses ANY of the components in the oneSet. If so, the system is interested.
if (!oneSet.IsEmpty() && !oneSet.Intersects(componentBits))
{
return(false);
}
return(true);
}
public static IEnumerable <Type> GetTypesFromBits(BitSet bits)
{
foreach (var keyValuePair in _componentTypesMask)
{
if (bits.Get(keyValuePair.Value))
{
yield return(keyValuePair.Key);
}
}
}
