Version: Unity 6.3 Beta (6000.3)
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LightingSettings.blockAlignedPacking

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public bool blockAlignedPacking;

Description

Aligns UV charts in the lightmap to 4x4 texel boundaries.

Enabling this setting can mitigate artifacts caused by block texture compression but may reduce packing efficiency.

This setting only has an effect when using LightingSettings.LightmapPackingMethod.XAtlas.

Additional resources: LightingSettings.lightmapPackingMethod, LightingSettings.lightmapPackingMode.

Is something described here not working as you expect it to? It might be a Known Issue. Please check with the Issue Tracker at issuetracker.unity3d.com.

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