public static ComponentFlag GetNextFlag()
{
lock (_lockObject)
{
ComponentFlag flag = _lastFlag;
_lastFlag = _lastFlag.Bit != 0x8000_0000 ? new ComponentFlag(_lastFlag.Index, _lastFlag.Bit << 1) : new ComponentFlag(_lastFlag.Index + 1, 1u);
return(flag);
}
}
static World()
{
_lockObject = new object();
_worldIdDispenser = new IntDispenser(0);
Worlds = new World[2];
IsAliveFlag = ComponentFlag.GetNextFlag();
IsEnabledFlag = ComponentFlag.GetNextFlag();
}
private void WithoutEither <T>(StrongBox <ComponentEnum> components)
{
ComponentFlag flag = ComponentManager <T> .Flag;
if (!components.Value[flag])
{
components.Value[flag] = true;
if (!_withoutEitherFilter[flag])
{
_withoutEitherFilter[flag] = true;
_nonReactSubscriptions.Add((s, w) => w.Subscribe <ComponentRemovedMessage <T> >(s.CheckedAdd));
_subscriptions.Add((s, w) => w.Subscribe <ComponentAddedMessage <T> >(s.CheckedRemove));
}
}
}
private EitherBuilder OrWithout <T>()
{
ComponentFlag flag = ComponentManager <T> .Flag;
if (!_eitherFilter[flag])
{
_eitherFilter[flag] = true;
if (!_builder._withoutEitherFilter[flag])
{
_builder._withoutEitherFilter[flag] = true;
_builder._nonReactSubscriptions.Add((s, w) => w.Subscribe <ComponentRemovedMessage <T> >(s.CheckedAdd));
_builder._subscriptions.Add((s, w) => w.Subscribe <ComponentAddedMessage <T> >(s.CheckedRemove));
}
}
return(this);
}
static ComponentFlag()
{
_lockObject = new object();
_lastFlag = new ComponentFlag(0, 1u);
}
