📦 JEInternSystems

Technical reference for the JEInternSystems class of JarEngine.

Inherit from •>JEInternOwnership<•📎

⚠️ Internal Class Warning

This class is part of JarEngine’s internal architecture and is not intended for normal user usage.

Direct usage or modification may break engine behavior. Use only when creating advanced extensions, custom systems, or engine-level features.

🔹 Overview

JEInternSystems is responsible for providing the internal base architecture of JarEngine entity systems.

Provides:

  • Entity cache management
  • Component requirement checking
  • System update structure

This class is used internally by JarEngine systems to manage entities matching specific component requirements. It handles system ownership, entity caching, and optimized entity updates.

🔹 Location

JarEngine
│
├── Interns
│     └── JEInternSystems
│
└── ...

🔹 Data

Field Type Description Property? Can be set?
cache list[JEEntity] Cached entities used for faster system computation False True

🔹 API

Function Arguments Returns Description
__init__ owner: JEGame   Initialize the internal system with its owner game
refresh     Refresh the entity cache (high CPU cost)
refresh_entity entity: JEEntity   Refresh the entity cache with a single entity
sort_cache     Sort the entity cache
accepts components: JEContainer[JEInternEntityComponent] JEBool Check whether an entity has the required components
update window: JEWindow, entity: JEEntity, entities: JEContainer[JEEntity], dt: float   Update the system for an entity