Initialise a new instance of the AEntitySetSystem<T> class with the given World.
To create the inner EntitySet, WithAttribute and WithoutAttribute attributes will be used.
protected AEntitySetSystem(DefaultEcs.World world, DefaultEcs.Threading.IParallelRunner runner, int minEntityCountByRunnerIndex=0);
world
World
The World from which to get the Entity instances to process the update.
runner
IParallelRunner
The IParallelRunner used to process the update in parallel if not null.
minEntityCountByRunnerIndex
System.Int32
The minimum number of Entity per runner index to use the given runner.
System.ArgumentNullException
world is null.