Nodes of different colours represent the following:
Solid arrows point from a procedure to one which it calls. Dashed
arrows point from an interface to procedures which implement that interface.
This could include the module procedures in a generic interface or the
implementation in a submodule of an interface in a parent module.
function management_subbasin_pointer(sub)result(ps)! real(dp), dimension(30), intent(in) :: sub! returns a pointer on the current subbasininteger,intent(in)::subTYPE(TSubbasin),POINTER::pSif(wamTSub(sub)%subnum>0)thenpS=>wamTSub(sub)%pSubelse NULLIFY(pS)end if end function management_subbasin_pointer