LowLevelMeshResource.VertexSemantic.uv3 The semantic for the fourth UV channel (UV3). A shader can access this generic data. Declarationcase uv3 See AlsoIdentifying texture coordinatesLowLevelMeshResource.VertexSemantic.uv0LowLevelMeshResource.VertexSemantic.uv1LowLevelMeshResource.VertexSemantic.uv2LowLevelMeshResource.VertexSemantic.uv4LowLevelMeshResource.VertexSemantic.uv5LowLevelMeshResource.VertexSemantic.uv6LowLevelMeshResource.VertexSemantic.uv7