Over 11,000 five-star assets
Rated by 85,000+ customers
Supported by 100,000+ forum members
Every asset moderated by Unity
This content is hosted by a third party provider that does not allow video views without acceptance of Targeting Cookies. Please set your cookie preferences for Targeting Cookies to yes if you wish to view videos from these providers.
1/8
The ultimate light and shadow detection kit for Unity. Great for stealth, horror, and other gameplay uses.
Render pipeline compatibility
The Built-in Render Pipeline is Unity’s default render pipeline. It is a general-purpose render pipeline that has limited options for customization. The Universal Render Pipeline (URP) is a Scriptable Render Pipeline that is quick and easy to customize, and lets you create optimized graphics across a wide range of platforms. The High Definition Render Pipeline (HDRP) is a Scriptable Render Pipeline that lets you create cutting-edge, high-fidelity graphics on high-end platforms.
Unity Version | Built-in | URP | HDRP |
---|---|---|---|
2021.3.36f1 | Compatible | Compatible | Compatible |
Description
Documentation • Email • Discord
Lumi is a professional light detection solution that can be used to sample light luminance and color, enhancing a variety of gameplay scenarios, such as:
- Visibility mechanics for stealth and horror games.
- Simulating sunlight input for solar panels and plants.
- Checking exposure to direct sunlight for characters like vampires.
Let your imagination guide you as Lumi lights the way!
Features
- Supports URP, BIRP, and HDRP pipelines.
- Supports Directional, Point, and Spot Lights, using raycasting for occlusion detection.
- Supports light cookies.
- Sample light at multiple points and average results for precise detection.
- Baked light sampling via Light Probes and Lightmaps.
- Sample luminance, lightness, and color, using custom curves for fine tuning.
- Alpha clipping support correctly factors in shadows from cutout materials.
- Transparent material shadow support (Built-in Render Pipeline only).
- Directional sampling mode: Essential for systems where light angle matters—perfect for simulating solar panels.
- Editor integration: Runs seamlessly in the editor for rapid development.
- Accounts for human brightness perception to ensure sampled luminance matches user expectations.
- Can be used with fake lights, such as the FakeLight asset.
Technical details
Lumi - Light and Shadow Detection
(4)
48 users have favourite this asset
(48)
$45
Seat
1
Updated price and taxes/VAT calculated at checkout
Refund policy
Secure checkout:

License agreement
Standard Unity Asset Store EULALicense type
File size
8.3 MB
Latest version
1.1.2
Latest release date
Feb 17, 2025
Original Unity version
2021.3.36 or higher
Quality assets
Over 11,000 five-star assets
Trusted
Rated by 85,000+ customers
Community support
Supported by 100,000+ forum members
Language
Feedback
Partners Program
PartnersUSD
EUR
Copyright © 2025 Unity Technologies
All prices are exclusive of tax
USD
EUR