From issue #2578: ### Normal, Tangent **gltf_pbr inputs:** ` normal`, `tangent` **standard surface inputs:** `normal`, `tangent` existing issue: [Shader Translation: std surface to gltf_pbr does not handle normal input](https://github.com/AcademySoftwareFoundation/MaterialX/issues/1592)
From issue #2578:
Normal, Tangent
gltf_pbr inputs:
normal,tangentstandard surface inputs:
normal,tangentexisting issue: Shader Translation: std surface to gltf_pbr does not handle normal input