How to set up Rootex on Windows?

Install Visual Studio 2022/2019 and CMake, run generate_cache.bat for your VS version, then build.bat, and manage assets via assets.bat scripts—it’s Windows-only with specific dependencies.

Rootex vs Unity for indie games?

Rootex offers C++ control, ECS performance, and DirectX 11 focus, but lacks Unity’s asset store, cross-platform support, and large community, making it better for Windows-specific, performance-critical projects.

Can Rootex handle 2D games?

Primarily a 3D engine with DirectX 11 renderer; while possible, it’s not optimized for 2D like its predecessor Rubeus, so 2D development might require extra work.

How to write custom shaders in Rootex?

Use custom HLSL shaders integrated into the DirectX 11 renderer, allowing for tailored materials and effects as part of the engine’s graphics pipeline.

Is Rootex good for multiplayer games?

Multiplayer isn’t explicitly supported; you’d need to implement networking from scratch, as the engine focuses on single-player features like physics and scripting.

What are Rootex’s system requirements?

Requires Windows with DirectX 11 compatible hardware and Visual Studio for development, plus CMake for building—check the README for specific setup steps.

Rootex

NOASSERTIONC++

An advanced C++ 3D game engine with a full editor, ECS architecture, and DirectX 11 renderer, powering an in-production game.

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What is Rootex?

Rootex is an advanced C++ 3D game engine that provides a comprehensive suite of tools for developing modern games, including a full editor, ECS architecture, and DirectX 11 renderer. It is designed to power an in-production game, emphasizing performance, maintainability, and practical game development workflows. The engine integrates features like Lua scripting, physics simulations, and audio systems to streamline game creation.

Target Audience

Game developers and studios looking for a C++-based 3D game engine with advanced rendering capabilities, ECS architecture, and tools for building Windows games. It is particularly suited for those developing narrative-driven or visually rich games.

Value Proposition

Developers choose Rootex for its balance of performance-oriented design (via ECS) and practical features like a full editor, DirectX 11 renderer, and Lua scripting. Its development for an actual in-production game ensures real-world usability and focused tooling.

Overview

An advanced C++ 3D game engine powering an in-production game yet to be announced

Use Cases

Best For

Developing 3D games with advanced DirectX 11 graphics and effects

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Building games using Entity-Component-System architecture for performance

Creating narrative-driven games with Ink language dialogue integration

Implementing physics simulations and 3D audio in game projects

Prototyping or developing Windows-exclusive game titles

Using Lua scripting with debugger integration for game logic

Not Ideal For

Developers targeting non-Windows platforms like Linux, macOS, or consoles
Projects requiring cutting-edge graphics APIs such as DirectX 12 or Vulkan
Teams seeking a pure ECS architecture without component functions for maximum optimization
Indie developers needing a large asset store and extensive community support, as in Unity or Unreal

Pros & Cons

Pros

ECS Performance Design

Uses an impure ECS for better CPU cache usage, as noted in the features, balancing performance with practical game development needs.

Full Editor with ImGui

Provides a familiar editor interface via ImGui and readable JSON asset files, easing workflow and asset management.

Advanced DirectX 11 Renderer

Supports Phong-model lighting, high-resolution textures, post-processing effects, and custom HLSL shaders, offering robust graphics capabilities.

Integrated Scripting and UI

Includes Lua scripting with debugger integration and RmlUi for HTML/CSS-like UI, enabling flexible game logic and overlay creation.

Real-World Game Focus

Developed for an in-production game, ensuring features are practical and tested, such as Ink language dialogue integration.

Cons

Platform and API Lock-in

Only supports Windows and DirectX 11, with no plans for other platforms or modern graphics APIs, limiting flexibility and future-proofing.

Complex Asset Workflow

Relies on git submodules and batch scripts for asset management, which can be error-prone and requires careful handling, as warned in the setup.

Nascent Ecosystem

Has a smaller community and less comprehensive documentation compared to established engines, relying on Discord for support and contribution guidance.

Game-Specific Features

Includes elements like Inky Lua runtime for narrative games, which may add bloat or complexity for projects not needing such specialized tools.

Frequently Asked Questions

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