namespace GLTF { enum EExtension { KHR_MaterialsPbrSpecularGlossiness, KHR_MaterialsUnlit, KHR_MaterialsClearCoat, KHR_MaterialsTransmission, KHR_MaterialsSheen, KHR_MaterialsVariants, KHR_MaterialsIOR, KHR_MaterialsSpecular, KHR_MaterialsEmissiveStrength, KHR_TextureTransform, KHR_DracoMeshCompression, KHR_LightsPunctual, KHR_Lights, KHR_Blend, MSFT_TextureDDS, MSFT_PackingNormalRoughnessMetallic, MSFT_PackingOcclusionRoughnessMetallic, KHR_MeshQuantization, Count, } }