OptionalanisotropyAnisotropy direction in RG, strength in B
Base colour map
OptionalclearcoatClearcoat factor in red
OptionalclearcoatClearcoat normal map
OptionalclearcoatClearcoat roughness in green
OptionalemissiveGlow map
OptionaliridescenceIridescence factor in red, film thickness in green
Roughness in green, metalness in blue
Tangent-space normal map; holds a flat map until you assign one
Ambient occlusion in red
OptionalsheenSheen colour in RGB, roughness in alpha
OptionalspecularSpecular tint in RGB, strength in alpha
OptionalthicknessVolume thickness in green
OptionaltransmissionTransmission factor in red
The texture slots of a Material3D, as
material.texturesThe four core slots always exist. The others exist only when the material was built with the matching group, and
clearcoatNormalandanisotropyonly when that group had its texture. Each option group says how its slot is packed.Example