Friflo.Engine.ECS.Systems.md

Friflo.Engine.ECS

Friflo.Engine.ECS.Systems Namespace

Used to organize and execute a set of systems within a SystemRoot.

Classes
BaseSystem	Base class for all systems either a query system, a custom system or a system group.
QuerySystem	A query system returning entities with the specified component type via its Query property.
QuerySystem<T1,T2,T3,T4,T5>	A query system returning entities with the specified component types via its Query property.
QuerySystem<T1,T2,T3,T4>	A query system returning entities with the specified component types via its Query property.
QuerySystem<T1,T2,T3>	A query system returning entities with the specified component types via its Query property.
QuerySystem<T1,T2>	A query system returning entities with the specified component types via its Query property.
QuerySystem<T1>	A query system returning entities with the specified component type via its Query property.
QuerySystemBase	A query system returning the components specified in a subclass extending QuerySystem<T1, ... , Tn>.
SystemExtensions	Contains System extension methods.
SystemGroup	Contains a list of ChildSystems which are executed by calling Update(UpdateTick). Each group has a CommandBuffer per EntityStore.
SystemRoot	A SystemRoot setup a system hierarchy required to execute systems with Update(UpdateTick).

Structs
SystemChanged	The event for event handlers added to OnSystemChanged.
SystemMatch	Information of a matching system returned by GetMatchingSystems(this SystemGroup, Archetype, List<SystemMatch>, bool).
SystemPerf	Provide performance statistics of system execution via the system property Perf.

Enums
SystemChangedAction	The type of SystemChanged event. See: Remove, Add, Move or Update a system.