def METHOD_NAME(self, chip_counter):
    source_app_vertex = self.governed_app_vertex.source_vertex
    slices = source_app_vertex.splitter.get_out_going_slices()
    # create vertices correctly
    for vertex_slice in slices:
        vertex = self.create_machine_vertex(
            source_app_vertex, vertex_slice)
        self.governed_app_vertex.remember_machine_vertex(vertex)
        chip_counter.add_core(vertex.sdram_required)