Set the metallic (f32) and roughness (f32) values using the material binding metallicFactor, roughnessFactor values and the metallic roughness texture if any.
metallic
f32
roughness
material
metallicFactor
roughnessFactor
Parameters used to create the chunk.
Optional
Metallic roughness texture descriptor to use if any.
Set the
metallic(f32) androughness(f32) values using thematerialbindingmetallicFactor,roughnessFactorvalues and the metallic roughness texture if any.