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Corona Ideas Portal

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Status Pending
Categories Lights
Created by Josef
Created on Mar 20, 2025
Merged idea
This idea has been merged into another idea. To comment or vote on this idea, please visit CMAX-I-48 Projection map slot in corona lights.

GOBO Merged

Hi there,

It would be fantastic to have the option for lights to use the so-called GOBO. A mask shaped like a tree, for example, to simulate light/sunlight shining through windows and across tree branches. Of course, the light would need to determine the directionality, which is already doable. To get sunlight-like lighting, simply set the directionality to a high value.

Kind regards

  • Admin
    Tom Grimes
    Reply
    |
    Mar 31, 2025

    Is this not the same as your Light distribution/mask request (where I have commented on that being the same as a request over on the 3ds Max section)?

  • Arpit Pandey
    Reply
    |
    Mar 24, 2025

    Hi there,

    Photometric lights in 3ds Max can actually be used with projection maps to simulate GOBO effects. With Corona, you can enable CoronaShadows and optionally Area Shadows to make this work. You can also control the intensity and look using the Hotspot/Beam and Falloff settings.

    That said, since Corona focuses on physically accurate and photorealistic rendering introducing gobo directly might not be optimal as it can increase render times and can produce unrealistic effects. While gobo effect already works fine with Corona using Photometric lights in 3ds Max, this might be unnecessary to introduce directly in Corona.

    Hope that helps 🙂