# Buto Module

## Overview

As of COZY 3.0+, popular volumetric fog solution Buto is supported out of the box! Simply add the Buto Module to start letting COZY control your fog at runtime.

<details>

<summary>Compatibility Information</summary>

❌ Does not have equivalent COZY Biome Module

✅ Requires the [Atmosphere Module](atmosphere-module) or[ Blocks Module](blocks-module) to control the fog

✅ Requires Buto (third-party plugin)

</details>

## Setup

After setting up your scene for Buto, add this module in the COZY UI.

If you receive any warnings about a missing connection, you can assign this manually in the Buto module.

<figure><img src="https://2041269432-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FrqKsGNTyQFMrNJSWMHS0%2Fuploads%2FwTtTIUvEuwFU6avQKdzL%2Fimage.png?alt=media&#x26;token=a1b20893-1db1-46c1-91bf-cd1989839a1a" alt=""><figcaption></figcaption></figure>

## Settings

<table><thead><tr><th>Parameter</th><th>Type</th><th width="305">Description</th></tr></thead><tbody><tr><td>Fog Brightness Multiplier</td><td>Range (0.0-2.0)</td><td>Applies a multiplier to the color output of COZY's fog before passing it to Buto's engine. This effectively multiplies the brightness of the fog.</td></tr><tr><td>Fog Density Multiplier</td><td>Range (0.0-2.0</td><td>Applies a multiplier to the density output of COZY's fog before passing it to Buto's engine.</td></tr></tbody></table>
