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unreal-control-rig

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Unreal Engine Control Rig skill for procedural animation, IK chains, and runtime rig modifications.

QUICK START

How to use this skill

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  1. Open your project in Codex.
  2. Copy the prompt below and paste it into your agent.
  3. Review the proposed files and risks before you approve installation.
Prompt to paste
I want to install this Agent Skill for this project in Codex.

Source SKILL.md: https://github.com/a5c-ai/babysitter/blob/HEAD/library/specializations/game-development/skills/unreal-control-rig/SKILL.md

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First, summarize what it does, its dependencies, license status if identifiable, and any risks. Show the exact files you propose to add under .agents/skills/unreal-control-rig/. Do not write files or run scripts until I approve.

After I approve, install the complete skill folder, including required referenced files, into that project location. Verify it is discoverable, then tell me its actual invocation name and how to use it. Do not claim it is installed until you have verified it.

Copying this prompt does not install or run the skill. Review third-party files before use. Codex skill guide

Unreal Control Rig Skill

Control Rig for procedural animation in Unreal Engine.

Overview

This skill provides capabilities for implementing procedural animation using Unreal's Control Rig system.

Capabilities

Rig Development

  • Create Control Rig blueprints
  • Implement IK solvers
  • Configure FK chains
  • Handle rig hierarchies

Procedural Animation

  • Implement look-at systems
  • Create foot IK
  • Handle hand IK
  • Manage aim offsets

Runtime Modifications

  • Modify bones at runtime
  • Blend rig outputs
  • Handle animation layers
  • Manage rig performance

Integration

  • Connect with Animation BP
  • Handle anim graph nodes
  • Integrate with gameplay
  • Support retargeting

Prerequisites

  • Unreal Engine 5.0+
  • Control Rig plugin enabled

Usage Patterns

Foot IK Setup

1. Create Control Rig asset
2. Add foot controls
3. Implement two-bone IK
4. Handle ground detection
5. Apply in Animation BP

Animation Blueprint Integration

Animation Graph:
Linked Anim Layers -> Control Rig Node -> Output Pose

Best Practices

  1. Use rig for runtime adjustments
  2. Profile rig complexity
  3. Test with LOD
  4. Handle edge cases
  5. Document rig setup

References