LowLevelDeformation.VertexSemantic.bitangent The semantic for surface bitangent vector data. Declarationcase bitangent See AlsoIdentifying vertex attributesLowLevelDeformation.VertexSemantic.positionLowLevelDeformation.VertexSemantic.normalLowLevelDeformation.VertexSemantic.tangentLowLevelDeformation.VertexSemantic.uv