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.
Source Code
pure real(dp)function vanleer(a,b)result(phi)real(dp),intent(in)::a,breal(dp)::abab=a*bif(ab>0)thenphi=2.0_dp*ab/(a+b)elsephi=0.0_dpend if end function vanleer