Parameters used to set the sheenRoughness (f32) and sheenColor (vec3f) values.
OptionalextensionsUsed?: GLTFExtensionsUsedextensionsUsed to check if sheen is enabled.
OptionalsheenTexture?: ShaderTextureDescriptorSheen texture descriptor (mixing both sheen color in the RGB channels and sheen roughness in the A channel) to use if any.
OptionalsheenColorTexture?: ShaderTextureDescriptorSheen color texture descriptor (using the RGB channels) to use if any.
OptionalsheenRoughnessTexture?: ShaderTextureDescriptorSheen roughness texture descriptor (using the A channel) to use if any.
sheenRoughness (f32) and sheenColor (vec3f) values set.
Set the
sheenRoughness(f32) andsheenColor(vec3f) values from the material sheen variables and eventual sheen textures.