Changes to FV3 for RRTMGP in ccpp-physics (NOAA-EMC#392)

* Update to physics. New field added to GFS_coupling_type
* Cleanup metadata. New field for RRTMGP pressure limit.

ccpp/data/GFS_typedefs.F90

@@ -449,6 +449,7 @@ module GFS_typedefs
     real (kind=kind_phys), pointer :: fluxlwUP_allsky(:,:)   => null()  !< GP          up   LW total sky flux profile ( w/m**2/K )
     real (kind=kind_phys), pointer :: fluxlwDOWN_allsky(:,:) => null()  !< GP          down LW total sky flux profile ( w/m**2/K )
     real (kind=kind_phys), pointer :: htrlw(:,:)             => null()  !< GP updated LW heating rate
+    real (kind=kind_phys), pointer :: tsfc_radtime(:)        => null()  !< GP surface temperature on radiation timestep
 
 !--- incoming quantities
     real (kind=kind_phys), pointer :: dusfcin_cpl(:)          => null()   !< aoi_fld%dusfcin(item,lan)
@@ -743,6 +744,7 @@ module GFS_typedefs
     real(kind_phys)      :: lfnc_p0                 !<          Logistic function transition level (Pa)
     logical              :: doGP_lwscat             !< If true, include scattering in longwave cloud-optics, only compatible w/ GP cloud-optics
     real(kind_phys)      :: minGPpres               !< Minimum pressure allowed in RRTMGP.
+    real(kind_phys)      :: maxGPpres               !< Maximum pressure allowed in RRTMGP.
     real(kind_phys)      :: minGPtemp               !< Minimum temperature allowed in RRTMGP.
     real(kind_phys)      :: maxGPtemp               !< Maximum temperature allowed in RRTMGP.
 
@@ -2802,10 +2804,12 @@ subroutine coupling_create (Coupling, IM, Model)
        allocate (Coupling%fluxlwUP_allsky   (IM,Model%levs+1))
        allocate (Coupling%fluxlwDOWN_allsky (IM,Model%levs+1))
        allocate (Coupling%htrlw             (IM,Model%levs))
+       allocate (Coupling%tsfc_radtime      (IM))
        Coupling%fluxlwUP_jac      = clear_val
        Coupling%fluxlwUP_allsky   = clear_val
        Coupling%fluxlwDOWN_allsky = clear_val
        Coupling%htrlw             = clear_val
+       Coupling%tsfc_radtime      = clear_val
     endif
 
     if (Model%cplflx .or. Model%do_sppt .or. Model%cplchm .or. Model%ca_global) then
@@ -3987,6 +3991,10 @@ subroutine control_initialize (Model, nlunit, fn_nml, me, master, &
           write(0,*) "Logic error, Both RRTMGP cloud-optics options cannot be selected. "
           stop
        end if
+       if (.not. Model%doGP_cldoptics_PADE .and. .not. Model%doGP_cldoptics_LUT .and. .not. Model%doG_cldoptics) then
+          write(0,*) "Logic error, No option for cloud-optics scheme provided. Using RRTMG cloud-optics"
+          Model%doG_cldoptics = .true.
+       end if
        if (Model%rrtmgp_nGptsSW  .lt. 0 .or. Model%rrtmgp_nGptsLW  .lt. 0 .or. &
            Model%rrtmgp_nBandsSW .lt. 0 .or. Model%rrtmgp_nBandsLW .lt. 0) then
           write(0,*) "Logic error, RRTMGP spectral dimensions (bands/gpts) need to be provided."

ccpp/data/GFS_typedefs.meta

@@ -1794,6 +1794,14 @@
   type = real
   kind = kind_phys
   active = (flag_for_rrtmgp_radiation_scheme)
+[tsfc_radtime]
+  standard_name = surface_skin_temperature_on_radiation_timestep
+  long_name = surface skin temperature on radiation timestep
+  units = K
+  dimensions = (horizontal_loop_extent)
+  type = real
+  kind = kind_phys
+  active = (flag_for_rrtmgp_radiation_scheme)
 [fluxlwUP_jac]
   standard_name = RRTMGP_jacobian_of_lw_flux_upward
   long_name = RRTMGP Jacobian upward longwave flux profile
@@ -2997,6 +3005,13 @@
   dimensions = ()
   type = real
   kind = kind_phys
+[maxGPpres]
+  standard_name = maximum_pressure_in_RRTMGP
+  long_name = maximum pressure allowed in RRTMGP
+  units = Pa
+  dimensions = ()
+  type = real
+  kind = kind_phys
 [minGPtemp]
   standard_name = minimum_temperature_in_RRTMGP
   long_name = minimum temperature allowed in RRTMGP
@@ -10087,17 +10102,17 @@
   optional = F
   active = (flag_for_rrtmgp_radiation_scheme)
 [p_lay]
-  standard_name = air_pressure_at_layer_for_RRTMGP_in_hPa
+  standard_name = air_pressure_at_layer_for_RRTMGP
   long_name = air pressure layer
-  units = hPa
+  units = Pa
   dimensions = (horizontal_loop_extent,vertical_layer_dimension)
   type = real
   kind = kind_phys
   active = (flag_for_rrtmgp_radiation_scheme)
 [p_lev]
-  standard_name = air_pressure_at_interface_for_RRTMGP_in_hPa
+  standard_name = air_pressure_at_interface_for_RRTMGP
   long_name = air pressure level
-  units = hPa
+  units = Pa
   dimensions = (horizontal_loop_extent,vertical_interface_dimension)
   type = real
   kind = kind_phys