class

ECS::Systems

Inherits ECS::System / Reference / Object

Group of systems to process EcsWorld instance. You can add Systems to Systems to create hierarchy. You can either create Systems directly or (preferred way) inherit from ECS::Systems to add systems in initialize

Constructors

new(world : World)

creates empty Systems group. This method should be overriden in children to automatically add systems.

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Instance methods

add(sys : System)

Adds system to a group

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add(sys : System.class)

Creates system of given class and adds it to a group

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children

List of systems in a group. This list must not be modified directly. Instead, use #add to add systems to it and ECS::System#active to disable systems

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execute

calls preprocess, process and execute for all active children

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init

calls init for all children systems also initializes filters for children systems

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remove_singleframe(typ)

Adds RemoveAllOf instance for specified component type

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teardown

calls teardown for all children systems

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