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description: Manual for v1.37 Lite and v1.2.1 Pro
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# Introduction

![](https://484743511-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-ML4jBQpiY0hXPLy-BzC%2F-ML4jd2B_z0hJD4cft-K%2F-ML4mdsvW7mfKfZdcFlr%2Fphoto_2020-11-02_02-50-34.jpg?alt=media\&token=b29e844e-e998-4051-a612-2eee19319534)

**Magic Lightmap Switcher** is a Unity editor extension that will allow you to store baked lightmap data and then switch between its instantly or interpolate smoothly.&#x20;

The following data is involved in switching and blending:

* Lightmaps
* Lightprobes
* Reflection probes
* Light sources settings
* Skybox texture
* Scene fog settings
* Any custom data such as post-processing settings, Volume component settings in SRP, or variable values ​​of any of your script

System features:

* Switching and blending all available baked data in the scene at runtime
* Using shaders and multithreading for system operation, which allows you to maintain high performance
* Support for multiple lighting scenarios for one scene
* Automatic baking and storing process of lightmaps in turn order

Integration:

* Magic Light Probes
* Bakery GPU Lightmapper
* This list will expand over time and according to users requests
