def read(self, reader: ByteIO):
    self.vertex_index = reader.read_uint16()
    self.normal_index = reader.read_uint16()
    self.uv = [reader.read_uint16(), reader.read_uint16()]
def read(self, reader: ByteIO):
    self.vertex_index = reader.read_uint16()
    self.normal_index = reader.read_uint16()
    self.uv = [reader.read_uint16(), reader.read_uint16()]