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> Unreal Engine API Reference > Runtime > Engine > GameFramework > FLightmassWorldInfoSettings > VolumetricLightmapDetailCellSize

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VolumetricLightmapDetailCellSize

Size of an Volumetric Lightmap voxel at the highest density (used around geometry), in world space units.

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Syntax

float VolumetricLightmapDetailCellSize

Remarks

Size of an Volumetric Lightmap voxel at the highest density (used around geometry), in world space units. This setting has a large impact on build times and memory, use with caution. Halving the DetailCellSize can increase memory by up to a factor of 8x.

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