CMU Motion Capture Animations for Unity

1.0.1 verified Sat Apr 25 auth: no javascript

A Unity package containing a large collection of humanoid animation clips converted from the Carnegie Mellon University Motion Capture Database (CMU MoCap). Version 1.0.1 adds Unity 6 package signing. The package provides ready-to-use animations for prototyping, research, and game development, sourced from the public domain CMU dataset. It is distributed via the Keijiro scoped registry in Unity Package Manager. Differentiators include high-quality retargeted animations, no external dependencies, and simple drag-and-drop use.

Common errors

error The package jp.keijiro.cmu-mocap could not be found in the registry. ↓

cause Keijiro scoped registry not added correctly.

fix

Add scoped registry with name 'jp.keijiro', URL 'https://registry.npmjs.com', and scope 'jp.keijiro' in Project Settings > Package Manager

error The package is not signed by a known publisher. ↓

cause Unity 6 package signing: older version (1.0.0) lacks signature.

fix

Update to version 1.0.1 which is signed for Unity 6

error Animation clip missing or not found. ↓

cause Assets might be placed outside expected folders due to manual import.

fix

Reinstall the package via Package Manager; do not manually move assets from Packages folder

Warnings

gotcha Package requires Unity 2019.4 or newer for package signing compatibility; older versions may fail to install from scoped registry. ↓

fix Upgrade Unity to 2019.4 or later

deprecated Unity 6 package signing certificate may expire; ensure you have the latest package version 1.0.1. ↓

fix Update to version 1.0.1 or later

gotcha Animations are in-place and may need root motion or manual movement for locomotion. ↓

fix Enable 'Apply Root Motion' on Animator component

gotcha The package does not contain character models; you must supply your own humanoid character. ↓

fix Import or create a humanoid model with Animation Type 'Humanoid'

Install

npm install jp.keijiro.cmu-mocap

yarn add jp.keijiro.cmu-mocap

pnpm add jp.keijiro.cmu-mocap

Imports

Package installation via UPM

wrong

Using npm install or direct .unitypackage import

correct

Add scoped registry: 'name': 'jp.keijiro', 'url': 'https://registry.npmjs.com', 'scopes': ['jp.keijiro'] then install jp.keijiro.cmu-mocap

Must use Unity Package Manager with Keijiro scoped registry

AnimationClip usage

wrong

Attempting to load via Resources.Load

correct

public AnimationClip clip; (drag from Assets/CMUMocap folder)

Animations are assets, not runtime-loaded

Animator Controller setup

wrong

Directly setting AnimationClip on Animator without Controller

correct

Assign clip to Animator Controller's motion field

Standard Unity animation workflow

Quickstart

Install the package via Unity Package Manager with the Keijiro scoped registry and play the provided sample scene.

// 1. In Unity Package Manager, add scoped registry:
// Name: jp.keijiro
// URL: https://registry.npmjs.com
// Scope(s): jp.keijiro
// 2. Install jp.keijiro.cmu-mocap package
// 3. Import example scene from Packages/CMUMocap/Samples
// 4. Press Play to see mocap animations playing on humanoid character