LightMix can be set up either automatically, or manually.
Set up LightMix automatically
Simply go to Render Setup > Scene and under General Settings press the Setup Interactive LightMix button. Corona Interactive LightMix Setup dialog will then pop up, allowing you to:
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Choose the way lights are grouped - based on instances, groups, or individual lights.
See how much RAM is used by each LightMix layer (calculated depending on the resolution of the final render).
Decide whether hidden lights should be also considered by the LightMix setup.
Decide whether denoising should be applied to all LightMix and LightSelect render elements.
The available options for the automatic LightMix setup are:
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Instanced lights– If there are instanced lights in the scene, each group has its separate channel. All unique lights in the scene are stored in their individual render channels.
Individual lights – Lighting information of each light is stored in a separate channel.
Grouped lights – Lighting information of each group of lights is placed in a separate channel. All lights that are not attached to any group in the scene are stored in their individual render channels.
Layers
Layers – Lighting information for each layer is stored in a separate channel.
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Once the settings are confirmed with the Generate button:
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One CShadingOne CShading_LightMix element LightMix element is automatically added to enable LightMix option in the VFB
One CShadingOne CShading_LightSelect element LightSelect element is added with the environment lighting included - this allows changing the color and intensity of the scene environment
Multiple CShadingMultiple CShading_LightSelect elements LightSelect elements are automatically added added - this allows changing the color and intensity of each scene light
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You can decide whether denoising should be applied to each LightSelect render element. To denoise the whole LightMixoutput, you must turn on the denoising option for all LightSelect elements.
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Denoising can be enabled manually for each of the LightSelect elements.
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Denoising can be also enabled automatically for all LightSelect elements using the included in denoising checkbox in the Corona Interactive LightMix Setup dialog.
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Denoising can be enabled automatically for all of the LightSelect elements.
