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Becsy

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Introduction

What is Becsy?

Priorities

Features

Support

Showcase

Acknowledgements

Getting started

ECS principles

Adding Becsy to your project

Creating a world

Defining components

Creating entities

Creating a system

Running the systems

Putting everything together

What's next?

Deploying

Architecture

Overview

Example

World

Options

Creating entities

Multiple worlds

Partial execution

Start / stop

Custom executor

Components

Field types

Numeric vectors

Referencing entities

Validating component combos

Component enums

Storage strategies

Entities

Creating entities

Adding components

Accessing and modifying components

Removing components

Checking for components

Deleting entities

Holding on to entity objects

Systems

Defining systems

System lifecycle

Execution order

Grouping systems

Attaching systems

Singleton components

Coroutines

Queries

Basic query syntax

Declaring entitlements

Reactive queries

Added and removed entities

Changed entities

Ordering query results

Multi-threading

Main thread restrictions

Examples

Simple moving box

Step 1 - The HTML file

Step 2 - Set up the component types

Step 3 - Set up the input system

Step 4 - Set up the movement system

Step 5 - Set up the rendering system

Step 6 - Set up the world

Step 7 - Set up the game loop

Done!

On this page

Examples

This section has some worked examples with step-by-step explanations. They're roughly in order of increasing complexity.

You can find the full code in the repository.

Edit this page on GitHub

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MIT Licensed

Partial execution

Reactive queries

Examples ​

Examples