LowLevelMeshResource.VertexSemantic.bitangent The semantic for surface bitangent vector data. Declarationcase bitangent See AlsoIdentifying geometric attributesLowLevelMeshResource.VertexSemantic.positionLowLevelMeshResource.VertexSemantic.normalLowLevelMeshResource.VertexSemantic.tangentLowLevelMeshResource.VertexSemantic.color