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Relevant fixes from Unity 5.2.4 are also included into 5.3.1. This will disable the clearing of the alpha value for the background fill allowing for blending between Unity's render layer and the layer behind. Samsung TV: Added Ignore BG Alpha Clear checkbox to Resolution section of Samsung TV player settings.VR: Optimized Oculus to start CPU work for next frame while Rendering the current frame.Previously, if the material had the right outputs for the metallic and the specular workflows, then the specular workflow would be selected.
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Substance: When importing a SBSAR file, the metallic workflow is now picked up by default if the material has the right outputs, even if it also has the right outputs for the specular workflow.Substance: ExportPreset was added to the ProceduralMaterialInspector's context menu.Substance: SubstanceImporter.ExportBitmaps is now public.Substance: Substance textures cached to disk/flash are now LZ4-compressed, old caches are discarded.
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