MDLMaterialSemantic.bump
The degree of perturbation in a material’s surface.
Declaration
case bumpDiscussion
The local gradients in a bump map produce variation in the direction of surface normal vectors.
Model I/O uses this semantic for the bump and map_map attributes when importing from the MTL file format (for assets in the OBJ file format).
See Also
Constants
MDLMaterialSemantic.baseColorMDLMaterialSemantic.subsurfaceMDLMaterialSemantic.metallicMDLMaterialSemantic.specularMDLMaterialSemantic.specularExponentMDLMaterialSemantic.specularTintMDLMaterialSemantic.roughnessMDLMaterialSemantic.anisotropicMDLMaterialSemantic.anisotropicRotationMDLMaterialSemantic.sheenMDLMaterialSemantic.sheenTintMDLMaterialSemantic.clearcoatMDLMaterialSemantic.clearcoatGlossMDLMaterialSemantic.emissionMDLMaterialSemantic.opacity