A programming paradigm in which gameobjects (entities) are composed out of components, and are operated upon by systems. Each entity is an ID that points to specific components.

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How to cleanly serialize/de serialize a Dictionary whose values are of a derived class using c# newtonsoft json [closed]

I am working on and entity component system and I am storing entities as a JSON file. Components are stored in an entity as a Dictionary of components. I am using newtonsoft's JSON library. After ...
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406 views

How to use Bullet physics with Entity Component Systems?

I have an Entity Component system and I want to have a Physics Component that would add the given object to the physics simulation. My problem arises because the Bullet API requires me to add each ...
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1answer
212 views

How to keep Input System and Graphics System separate?

I want to keep Input System and Graphics System separate, but the Window Handler that's created by graphics component make everything really hard. How should I approach this situation?
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572 views

How to manage game components and their attributes?

Currently I am working with cocos2d for the iPhone. I want to make my game structured and consequential. How to manage all the game components? What do I mean with game components? A game component ...
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2answers
155 views

How can I efficiently update only the entities that matter in a given frame?

I'm making a RTS, which can potentially have lots of units in one map (think Age of Empires). I'm looking for a way to update my units. I want to avoid calling a virtual Update() method every frame ...
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330 views

Attribute ownership in Entity Component systems

How do you typically handle data ownership in these systems? Right now I just have a map that maps type(std::string or hashed int)->void* where outside sources can add attributes via a simple ...
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490 views

How to resolve duplicate data in Entity Systems?

Whilst working on examples and upgrades for my C++ Entity System, something randomly caught the attention of my mind, by surprise: duplicate data. What I'm referring to is how an entity system that ...
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1answer
532 views

Initializing entities vs having a constructor parameter

I'm working on a turn-based tile-based puzzle game, and to create new entities, I use this code: Field.CreateEntity(10, 5, Factory.Player()); This creates a new Player at [10; 5]. I'm using a ...
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1k views

Understanding the Entity-Component Model [duplicate]

Possible Duplicate: Role of an entity state in a component based system? So, I've heard a bit about a model of game programming that involves creating entities and then attaching different ...
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98 views

How do components and systems relate to each other in an entity component system?

I'm trying to learn and understand the ECS (Entity Component System) so that I can create a game using this design pattern but I've got a lot of things that I still don't understand. Lets say I've ...
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1answer
122 views

Entity Component Architecture - initialization between multiple components

I'm starting work on an game set in an isometric world, and I'm having a bit of trouble understanding how to implement certain aspects of the entity component system idea. Here are the Components and ...
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499 views

Abstracting the ability to attack using an ECS

As the title suggests, my question is how to abstract the concept of 'attacking' using an ECS (entity component system). The "game" I'm working on is a roguelike in real-time, where all ...
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2k views

Designing an entity system for a tile-based puzzle game

I'm developing a tile-based game creation library in C# and along with it I'm creating a game to test all of its functions. This is a screenshot of the game: You've probably never heard of the ...
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581 views

Is an entity/component system appropriate for this geometry handling system?

I'm working on a Component/Entity-System based game engine atm. And I have this little dilemma. I have simple geometrical structures which might be downloaded or created in game at some point. These ...
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3answers
189 views

Entity Component Architecture and Scripting without using threads

I am working on a small game engine for practicing purpose and also for putting some of my ideas into action. What I have so far is a couple of systems for rendering, sound etc. The next step is to ...
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1answer
102 views

Entity System handle graphics/textures [duplicate]

I use in Java Artemis(entity system library) and Slick2D(graphics library) for a game. Now I wonder me, how I should handle graphics(sprites, textures...). In the demos of the page from Artemis it ...
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1answer
354 views

Overload C++ functions in lua [closed]

I have had a look around but I believe this to be impossible due to compile time of c++. However is it possible to have a class registered in lua and c++ that has a overload update function which I ...
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1answer
254 views

Communication pattern in Entity Component System

I'm putting together a ECS for my game with another two main components: an event bus for communication and a Lua interpreter to load scripts. Now, the parent element is a framework/game object with ...
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2answers
680 views

Component-based entities without IDs?

I'd like to know if someone has found a way to build a component-based entity system in their game(s) without using IDs. I find that IDs tend to do away with one of the major (possible) advantages of ...