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callcorrk.F90 @ 1834

Last change on this file since 1834 was 1829, checked in by mlefevre, 7 years ago
MESOSCALE GENERIC. call system in callcorrk not helpful.
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1	subroutine callcorrk(ngrid,nlayer,pq,nq,qsurf, &
2	albedo,albedo_equivalent,emis,mu0,pplev,pplay,pt, &
3	tsurf,fract,dist_star,aerosol,muvar, &
4	dtlw,dtsw,fluxsurf_lw, &
5	fluxsurf_sw,fluxsurfabs_sw,fluxtop_lw, &
6	fluxabs_sw,fluxtop_dn, &
7	OLR_nu,OSR_nu, &
8	tau_col,cloudfrac,totcloudfrac, &
9	clearsky,firstcall,lastcall)
10
11	use mod_phys_lmdz_para, only : is_master
12	use radinc_h
13	use radcommon_h
14	use watercommon_h
15	use datafile_mod, only: datadir
16	use ioipsl_getin_p_mod, only: getin_p
17	use gases_h
18	use radii_mod, only : su_aer_radii,co2_reffrad,h2o_reffrad,dust_reffrad,h2so4_reffrad,back2lay_reffrad
19	use aerosol_mod, only : iaero_co2,iaero_h2o,iaero_dust,iaero_h2so4, iaero_back2lay, iaero_nh3, iaero_aurora
20	USE tracer_h
21	use comcstfi_mod, only: pi, mugaz, cpp
22	use callkeys_mod, only: varactive,diurnal,tracer,water,varfixed,satval, &
23	kastprof,strictboundcorrk,specOLR,CLFvarying
24
25	implicit none
26
27	!==================================================================
28	!
29	! Purpose
30	! -------
31	! Solve the radiative transfer using the correlated-k method for
32	! the gaseous absorption and the Toon et al. (1989) method for
33	! scatttering due to aerosols.
34	!
35	! Authors
36	! -------
37	! Emmanuel 01/2001, Forget 09/2001
38	! Robin Wordsworth (2009)
39	!
40	!==================================================================
41
42	!-----------------------------------------------------------------------
43	! Declaration of the arguments (INPUT - OUTPUT) on the LMD GCM grid
44	! Layer #1 is the layer near the ground.
45	! Layer #nlayer is the layer at the top.
46	!-----------------------------------------------------------------------
47
48
49	! INPUT
50	INTEGER,INTENT(IN) :: ngrid ! Number of atmospheric columns.
51	INTEGER,INTENT(IN) :: nlayer ! Number of atmospheric layers.
52	REAL,INTENT(IN) :: pq(ngrid,nlayer,nq) ! Tracers (kg/kg_of_air).
53	INTEGER,INTENT(IN) :: nq ! Number of tracers.
54	REAL,INTENT(IN) :: qsurf(ngrid,nq) ! Tracers on surface (kg.m-2).
55	REAL,INTENT(IN) :: albedo(ngrid,L_NSPECTV) ! Spectral Short Wavelengths Albedo. By MT2015
56	REAL,INTENT(IN) :: emis(ngrid) ! Long Wave emissivity.
57	REAL,INTENT(IN) :: mu0(ngrid) ! Cosine of sun incident angle.
58	REAL,INTENT(IN) :: pplev(ngrid,nlayer+1) ! Inter-layer pressure (Pa).
59	REAL,INTENT(IN) :: pplay(ngrid,nlayer) ! Mid-layer pressure (Pa).
60	REAL,INTENT(IN) :: pt(ngrid,nlayer) ! Air temperature (K).
61	REAL,INTENT(IN) :: tsurf(ngrid) ! Surface temperature (K).
62	REAL,INTENT(IN) :: fract(ngrid) ! Fraction of day.
63	REAL,INTENT(IN) :: dist_star ! Distance star-planet (AU).
64	REAL,INTENT(IN) :: muvar(ngrid,nlayer+1)
65	REAL,INTENT(IN) :: cloudfrac(ngrid,nlayer) ! Fraction of clouds (%).
66	logical,intent(in) :: clearsky
67	logical,intent(in) :: firstcall ! Signals first call to physics.
68	logical,intent(in) :: lastcall ! Signals last call to physics.
69
70	! OUTPUT
71	REAL,INTENT(OUT) :: aerosol(ngrid,nlayer,naerkind) ! Aerosol tau (kg/kg).
72	REAL,INTENT(OUT) :: dtlw(ngrid,nlayer) ! Heating rate (K/s) due to LW radiation.
73	REAL,INTENT(OUT) :: dtsw(ngrid,nlayer) ! Heating rate (K/s) due to SW radiation.
74	REAL,INTENT(OUT) :: fluxsurf_lw(ngrid) ! Incident LW flux to surf (W/m2).
75	REAL,INTENT(OUT) :: fluxsurf_sw(ngrid) ! Incident SW flux to surf (W/m2)
76	REAL,INTENT(OUT) :: fluxsurfabs_sw(ngrid) ! Absorbed SW flux by the surface (W/m2). By MT2015.
77	REAL,INTENT(OUT) :: fluxtop_lw(ngrid) ! Outgoing LW flux to space (W/m2).
78	REAL,INTENT(OUT) :: fluxabs_sw(ngrid) ! SW flux absorbed by the planet (W/m2).
79	REAL,INTENT(OUT) :: fluxtop_dn(ngrid) ! Incident top of atmosphere SW flux (W/m2).
80	REAL,INTENT(OUT) :: OLR_nu(ngrid,L_NSPECTI) ! Outgoing LW radition in each band (Normalized to the band width (W/m2/cm-1).
81	REAL,INTENT(OUT) :: OSR_nu(ngrid,L_NSPECTV) ! Outgoing SW radition in each band (Normalized to the band width (W/m2/cm-1).
82	REAL,INTENT(OUT) :: tau_col(ngrid) ! Diagnostic from aeropacity.
83	REAL,INTENT(OUT) :: albedo_equivalent(ngrid) ! Spectrally Integrated Albedo. For Diagnostic. By MT2015
84	REAL,INTENT(OUT) :: totcloudfrac(ngrid) ! Column Fraction of clouds (%).
85
86
87
88
89
90	! Globally varying aerosol optical properties on GCM grid ; not needed everywhere so not in radcommon_h.
91	REAL :: QVISsQREF3d(ngrid,nlayer,L_NSPECTV,naerkind)
92	REAL :: omegaVIS3d(ngrid,nlayer,L_NSPECTV,naerkind)
93	REAL :: gVIS3d(ngrid,nlayer,L_NSPECTV,naerkind)
94	REAL :: QIRsQREF3d(ngrid,nlayer,L_NSPECTI,naerkind)
95	REAL :: omegaIR3d(ngrid,nlayer,L_NSPECTI,naerkind)
96	REAL :: gIR3d(ngrid,nlayer,L_NSPECTI,naerkind)
97
98	! REAL :: omegaREFvis3d(ngrid,nlayer,naerkind)
99	! REAL :: omegaREFir3d(ngrid,nlayer,naerkind) ! not sure of the point of these...
100
101	REAL,ALLOCATABLE,SAVE :: reffrad(:,:,:) ! aerosol effective radius (m)
102	REAL,ALLOCATABLE,SAVE :: nueffrad(:,:,:) ! aerosol effective variance
103	!$OMP THREADPRIVATE(reffrad,nueffrad)
104
105	!-----------------------------------------------------------------------
106	! Declaration of the variables required by correlated-k subroutines
107	! Numbered from top to bottom (unlike in the GCM)
108	!-----------------------------------------------------------------------
109
110	REAL*8 tmid(L_LEVELS),pmid(L_LEVELS)
111	REAL*8 tlevrad(L_LEVELS),plevrad(L_LEVELS)
112
113	! Optical values for the optci/cv subroutines
114	REAL*8 stel(L_NSPECTV),stel_fract(L_NSPECTV)
115	REAL*8 dtaui(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
116	REAL*8 dtauv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
117	REAL*8 cosbv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
118	REAL*8 cosbi(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
119	REAL*8 wbari(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
120	REAL*8 wbarv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
121	REAL*8 tauv(L_NLEVRAD,L_NSPECTV,L_NGAUSS)
122	REAL*8 taucumv(L_LEVELS,L_NSPECTV,L_NGAUSS)
123	REAL*8 taucumi(L_LEVELS,L_NSPECTI,L_NGAUSS)
124
125	REAL*8 tauaero(L_LEVELS,naerkind)
126	REAL*8 nfluxtopv,nfluxtopi,nfluxtop,fluxtopvdn
127	REAL*8 nfluxoutv_nu(L_NSPECTV) ! Outgoing band-resolved VI flux at TOA (W/m2).
128	REAL*8 nfluxtopi_nu(L_NSPECTI) ! Net band-resolved IR flux at TOA (W/m2).
129	REAL*8 fluxupi_nu(L_NLAYRAD,L_NSPECTI) ! For 1D diagnostic.
130	REAL*8 fmneti(L_NLAYRAD),fmnetv(L_NLAYRAD)
131	REAL*8 fluxupv(L_NLAYRAD),fluxupi(L_NLAYRAD)
132	REAL*8 fluxdnv(L_NLAYRAD),fluxdni(L_NLAYRAD)
133	REAL*8 albi,acosz
134	REAL*8 albv(L_NSPECTV) ! Spectral Visible Albedo.
135
136	INTEGER ig,l,k,nw,iaer
137
138	real szangle
139	logical global1d
140	save szangle,global1d
141	!$OMP THREADPRIVATE(szangle,global1d)
142	real*8 taugsurf(L_NSPECTV,L_NGAUSS-1)
143	real*8 taugsurfi(L_NSPECTI,L_NGAUSS-1)
144	real*8 qvar(L_LEVELS) ! Mixing ratio of variable component (mol/mol).
145
146	! Local aerosol optical properties for each column on RADIATIVE grid.
147	real*8,save,allocatable :: QXVAER(:,:,:)
148	real*8,save,allocatable :: QSVAER(:,:,:)
149	real*8,save,allocatable :: GVAER(:,:,:)
150	real*8,save,allocatable :: QXIAER(:,:,:)
151	real*8,save,allocatable :: QSIAER(:,:,:)
152	real*8,save,allocatable :: GIAER(:,:,:)
153
154	real, dimension(:,:,:), save, allocatable :: QREFvis3d
155	real, dimension(:,:,:), save, allocatable :: QREFir3d
156	!$OMP THREADPRIVATE(QXVAER,QSVAER,GVAER,QXIAER,QSIAER,GIAER,QREFvis3d,QREFir3d)
157
158
159	! Miscellaneous :
160	real*8 temp,temp1,temp2,pweight
161	character(len=10) :: tmp1
162	character(len=10) :: tmp2
163
164	! For fixed water vapour profiles.
165	integer i_var
166	real RH
167	real*8 pq_temp(nlayer)
168	! real(KIND=r8) :: pq_temp(nlayer) ! better F90 way.. DOESNT PORT TO F77!!!
169	real ptemp, Ttemp, qsat
170
171	logical OLRz
172	real*8 NFLUXGNDV_nu(L_NSPECTV)
173
174	! Included by RW for runaway greenhouse 1D study.
175	real vtmp(nlayer)
176	REAL*8 muvarrad(L_LEVELS)
177
178	! Included by MT for albedo calculations.
179	REAL*8 albedo_temp(L_NSPECTV) ! For equivalent albedo calculation.
180	REAL*8 surface_stellar_flux ! Stellar flux reaching the surface. Useful for equivalent albedo calculation.
181
182
183	!===============================================================
184	! I.a Initialization on first call
185	!===============================================================
186
187
188	if(firstcall) then
189
190	! test on allocated necessary because of CLFvarying (two calls to callcorrk in physiq)
191	if(.not.allocated(QXVAER)) allocate(QXVAER(L_LEVELS,L_NSPECTV,naerkind))
192	if(.not.allocated(QSVAER)) allocate(QSVAER(L_LEVELS,L_NSPECTV,naerkind))
193	if(.not.allocated(GVAER)) allocate(GVAER(L_LEVELS,L_NSPECTV,naerkind))
194	if(.not.allocated(QXIAER)) allocate(QXIAER(L_LEVELS,L_NSPECTI,naerkind))
195	if(.not.allocated(QSIAER)) allocate(QSIAER(L_LEVELS,L_NSPECTI,naerkind))
196	if(.not.allocated(GIAER)) allocate(GIAER(L_LEVELS,L_NSPECTI,naerkind))
197
198	!!! ALLOCATED instances are necessary because of CLFvarying (strategy to call callcorrk twice in physiq...)
199	IF(.not.ALLOCATED(QREFvis3d)) ALLOCATE(QREFvis3d(ngrid,nlayer,naerkind))
200	IF(.not.ALLOCATED(QREFir3d)) ALLOCATE(QREFir3d(ngrid,nlayer,naerkind))
201	! Effective radius and variance of the aerosols
202	IF(.not.ALLOCATED(reffrad)) allocate(reffrad(ngrid,nlayer,naerkind))
203	IF(.not.ALLOCATED(nueffrad)) allocate(nueffrad(ngrid,nlayer,naerkind))
204
205	#ifndef MESOSCALE
206	call system('rm -f surf_vals_long.out')
207	#endif
208
209	if(naerkind.gt.4)then
210	print*,'Code not general enough to deal with naerkind > 4 yet.'
211	call abort
212	endif
213	call su_aer_radii(ngrid,nlayer,reffrad,nueffrad)
214
215
216	!--------------------------------------------------
217	! Set up correlated k
218	!--------------------------------------------------
219
220
221	print*, "callcorrk: Correlated-k data base folder:",trim(datadir)
222	call getin_p("corrkdir",corrkdir)
223	print*, "corrkdir = ",corrkdir
224	write( tmp1, '(i3)' ) L_NSPECTI
225	write( tmp2, '(i3)' ) L_NSPECTV
226	banddir=trim(adjustl(tmp1))//'x'//trim(adjustl(tmp2))
227	banddir=trim(adjustl(corrkdir))//'/'//trim(adjustl(banddir))
228
229	call setspi ! Basic infrared properties.
230	call setspv ! Basic visible properties.
231	call sugas_corrk ! Set up gaseous absorption properties.
232	call suaer_corrk ! Set up aerosol optical properties.
233
234
235	if((igcm_h2o_vap.eq.0) .and. varactive)then
236	print*,'varactive in callcorrk but no h2o_vap tracer.'
237	stop
238	endif
239
240	OLR_nu(:,:) = 0.
241	OSR_nu(:,:) = 0.
242
243	if (ngrid.eq.1) then
244	PRINT*, 'Simulate global averaged conditions ?'
245	global1d = .false. ! default value
246	call getin_p("global1d",global1d)
247	write(,) "global1d = ",global1d
248
249	! Test of incompatibility : if global1d is true, there should not be any diurnal cycle.
250	if (global1d.and.diurnal) then
251	print*,'if global1d is true, diurnal must be set to false'
252	stop
253	endif
254
255	if (global1d) then
256	PRINT *,'Solar Zenith angle (deg.) ?'
257	PRINT *,'(assumed for averaged solar flux S/4)'
258	szangle=60.0 ! default value
259	call getin_p("szangle",szangle)
260	write(,) "szangle = ",szangle
261	endif
262	endif
263
264	end if ! of if (firstcall)
265
266	!=======================================================================
267	! I.b Initialization on every call
268	!=======================================================================
269
270	qxvaer(:,:,:)=0.0
271	qsvaer(:,:,:)=0.0
272	gvaer(:,:,:) =0.0
273
274	qxiaer(:,:,:)=0.0
275	qsiaer(:,:,:)=0.0
276	giaer(:,:,:) =0.0
277
278	!--------------------------------------------------
279	! Effective radius and variance of the aerosols
280	!--------------------------------------------------
281
282	do iaer=1,naerkind
283
284	if ((iaer.eq.iaero_co2).and.tracer.and.(igcm_co2_ice.gt.0)) then ! Treat condensed co2 particles.
285	call co2_reffrad(ngrid,nlayer,nq,pq,reffrad(1,1,iaero_co2))
286	if (is_master) then
287	print*,'Max. CO2 ice particle size = ',maxval(reffrad(1:ngrid,1:nlayer,iaer))/1.e-6,' um'
288	print*,'Min. CO2 ice particle size = ',minval(reffrad(1:ngrid,1:nlayer,iaer))/1.e-6,' um'
289	end if
290	end if
291
292	if ((iaer.eq.iaero_h2o).and.water) then ! Treat condensed water particles. To be generalized for other aerosols ...
293	call h2o_reffrad(ngrid,nlayer,pq(1,1,igcm_h2o_ice),pt, &
294	reffrad(1,1,iaero_h2o),nueffrad(1,1,iaero_h2o))
295	if (is_master) then
296	print*,'Max. H2O cloud particle size = ',maxval(reffrad(1:ngrid,1:nlayer,iaer))/1.e-6,' um'
297	print*,'Min. H2O cloud particle size = ',minval(reffrad(1:ngrid,1:nlayer,iaer))/1.e-6,' um'
298	end if
299	endif
300
301	if(iaer.eq.iaero_dust)then
302	call dust_reffrad(ngrid,nlayer,reffrad(1,1,iaero_dust))
303	if (is_master) then
304	print*,'Dust particle size = ',reffrad(1,1,iaer)/1.e-6,' um'
305	end if
306	endif
307
308	if(iaer.eq.iaero_h2so4)then
309	call h2so4_reffrad(ngrid,nlayer,reffrad(1,1,iaero_h2so4))
310	if (is_master) then
311	print*,'H2SO4 particle size =',reffrad(1,1,iaer)/1.e-6,' um'
312	end if
313	endif
314
315	if(iaer.eq.iaero_back2lay)then
316	call back2lay_reffrad(ngrid,reffrad(1,1,iaero_back2lay),nlayer,pplev)
317	endif
318	! if(iaer.eq.iaero_nh3)then
319	! call nh3_reffrad(ngrid,nlayer,reffrad(1,1,iaero_nh3))
320	! endif
321	! if(iaer.eq.iaero_aurora)then
322	! call aurora_reffrad(ngrid,nlayer,reffrad(1,1,iaero_aurora))
323	! endif
324
325	end do !iaer=1,naerkind.
326
327
328	! How much light do we get ?
329	do nw=1,L_NSPECTV
330	stel(nw)=stellarf(nw)/(dist_star**2)
331	end do
332
333	! Get 3D aerosol optical properties.
334	call aeroptproperties(ngrid,nlayer,reffrad,nueffrad, &
335	QVISsQREF3d,omegaVIS3d,gVIS3d, &
336	QIRsQREF3d,omegaIR3d,gIR3d, &
337	QREFvis3d,QREFir3d)
338
339	! Get aerosol optical depths.
340	call aeropacity(ngrid,nlayer,nq,pplay,pplev,pq,aerosol, &
341	reffrad,QREFvis3d,QREFir3d, &
342	tau_col,cloudfrac,totcloudfrac,clearsky)
343
344
345
346	!-----------------------------------------------------------------------
347	do ig=1,ngrid ! Starting Big Loop over every GCM column
348	!-----------------------------------------------------------------------
349
350
351	!=======================================================================
352	! II. Transformation of the GCM variables
353	!=======================================================================
354
355
356	!-----------------------------------------------------------------------
357	! Aerosol optical properties Qext, Qscat and g.
358	! The transformation in the vertical is the same as for temperature.
359	!-----------------------------------------------------------------------
360
361
362	do iaer=1,naerkind
363	! Shortwave.
364	do nw=1,L_NSPECTV
365
366	do l=1,nlayer
367
368	temp1=QVISsQREF3d(ig,nlayer+1-l,nw,iaer) &
369	*QREFvis3d(ig,nlayer+1-l,iaer)
370
371	temp2=QVISsQREF3d(ig,max(nlayer-l,1),nw,iaer) &
372	*QREFvis3d(ig,max(nlayer-l,1),iaer)
373
374	qxvaer(2*l,nw,iaer) = temp1
375	qxvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
376
377	temp1=temp1*omegavis3d(ig,nlayer+1-l,nw,iaer)
378	temp2=temp2*omegavis3d(ig,max(nlayer-l,1),nw,iaer)
379
380	qsvaer(2*l,nw,iaer) = temp1
381	qsvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
382
383	temp1=gvis3d(ig,nlayer+1-l,nw,iaer)
384	temp2=gvis3d(ig,max(nlayer-l,1),nw,iaer)
385
386	gvaer(2*l,nw,iaer) = temp1
387	gvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
388
389	end do ! nlayer
390
391	qxvaer(1,nw,iaer)=qxvaer(2,nw,iaer)
392	qxvaer(2*nlayer+1,nw,iaer)=0.
393
394	qsvaer(1,nw,iaer)=qsvaer(2,nw,iaer)
395	qsvaer(2*nlayer+1,nw,iaer)=0.
396
397	gvaer(1,nw,iaer)=gvaer(2,nw,iaer)
398	gvaer(2*nlayer+1,nw,iaer)=0.
399
400	end do ! L_NSPECTV
401
402	do nw=1,L_NSPECTI
403	! Longwave
404	do l=1,nlayer
405
406	temp1=QIRsQREF3d(ig,nlayer+1-l,nw,iaer) &
407	*QREFir3d(ig,nlayer+1-l,iaer)
408
409	temp2=QIRsQREF3d(ig,max(nlayer-l,1),nw,iaer) &
410	*QREFir3d(ig,max(nlayer-l,1),iaer)
411
412	qxiaer(2*l,nw,iaer) = temp1
413	qxiaer(2*l+1,nw,iaer)=(temp1+temp2)/2
414
415	temp1=temp1*omegair3d(ig,nlayer+1-l,nw,iaer)
416	temp2=temp2*omegair3d(ig,max(nlayer-l,1),nw,iaer)
417
418	qsiaer(2*l,nw,iaer) = temp1
419	qsiaer(2*l+1,nw,iaer)=(temp1+temp2)/2
420
421	temp1=gir3d(ig,nlayer+1-l,nw,iaer)
422	temp2=gir3d(ig,max(nlayer-l,1),nw,iaer)
423
424	giaer(2*l,nw,iaer) = temp1
425	giaer(2*l+1,nw,iaer)=(temp1+temp2)/2
426
427	end do ! nlayer
428
429	qxiaer(1,nw,iaer)=qxiaer(2,nw,iaer)
430	qxiaer(2*nlayer+1,nw,iaer)=0.
431
432	qsiaer(1,nw,iaer)=qsiaer(2,nw,iaer)
433	qsiaer(2*nlayer+1,nw,iaer)=0.
434
435	giaer(1,nw,iaer)=giaer(2,nw,iaer)
436	giaer(2*nlayer+1,nw,iaer)=0.
437
438	end do ! L_NSPECTI
439
440	end do ! naerkind
441
442	! Test / Correct for freaky s. s. albedo values.
443	do iaer=1,naerkind
444	do k=1,L_LEVELS
445
446	do nw=1,L_NSPECTV
447	if(qsvaer(k,nw,iaer).gt.1.05*qxvaer(k,nw,iaer))then
448	print*,'Serious problems with qsvaer values'
449	print*,'in callcorrk'
450	call abort
451	endif
452	if(qsvaer(k,nw,iaer).gt.qxvaer(k,nw,iaer))then
453	qsvaer(k,nw,iaer)=qxvaer(k,nw,iaer)
454	endif
455	end do
456
457	do nw=1,L_NSPECTI
458	if(qsiaer(k,nw,iaer).gt.1.05*qxiaer(k,nw,iaer))then
459	print*,'Serious problems with qsiaer values'
460	print*,'in callcorrk'
461	call abort
462	endif
463	if(qsiaer(k,nw,iaer).gt.qxiaer(k,nw,iaer))then
464	qsiaer(k,nw,iaer)=qxiaer(k,nw,iaer)
465	endif
466	end do
467
468	end do ! L_LEVELS
469	end do ! naerkind
470
471	!-----------------------------------------------------------------------
472	! Aerosol optical depths
473	!-----------------------------------------------------------------------
474
475	do iaer=1,naerkind ! a bug was here
476	do k=0,nlayer-1
477
478	pweight=(pplay(ig,L_NLAYRAD-k)-pplev(ig,L_NLAYRAD-k+1))/ &
479	(pplev(ig,L_NLAYRAD-k)-pplev(ig,L_NLAYRAD-k+1))
480	temp=aerosol(ig,L_NLAYRAD-k,iaer)/QREFvis3d(ig,L_NLAYRAD-k,iaer)
481	tauaero(2k+2,iaer)=max(temppweight,0.d0)
482	tauaero(2k+3,iaer)=max(temp-tauaero(2k+2,iaer),0.d0)
483
484	end do
485	! boundary conditions
486	tauaero(1,iaer) = tauaero(2,iaer)
487	!tauaero(1,iaer) = 0.
488
489	end do ! naerkind
490
491	! Albedo and Emissivity.
492	albi=1-emis(ig) ! Long Wave.
493	DO nw=1,L_NSPECTV ! Short Wave loop.
494	albv(nw)=albedo(ig,nw)
495	ENDDO
496
497	if ((ngrid.eq.1).and.(global1d)) then ! Fixed zenith angle 'szangle' in 1D simulations w/ globally-averaged sunlight.
498	acosz = cos(pi*szangle/180.0)
499	print*,'acosz=',acosz,', szangle=',szangle
500	else
501	acosz=mu0(ig) ! Cosine of sun incident angle : 3D simulations or local 1D simulations using latitude.
502	endif
503
504	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
505	!!! Note by JL13 : In the following, some indices were changed in the interpolations,
506	!!! so that the model results are less dependent on the number of layers !
507	!!!
508	!!! --- The older versions are commented with the comment !JL13index ---
509	!!!
510	!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
511
512
513	!-----------------------------------------------------------------------
514	! Water vapour (to be generalised for other gases eventually ...)
515	!-----------------------------------------------------------------------
516
517	if(varactive)then
518
519	i_var=igcm_h2o_vap
520	do l=1,nlayer
521	qvar(2*l) = pq(ig,nlayer+1-l,i_var)
522	qvar(2*l+1) = pq(ig,nlayer+1-l,i_var)
523	!JL13index qvar(2*l+1) = (pq(ig,nlayer+1-l,i_var)+pq(ig,max(nlayer-l,1),i_var))/2
524	!JL13index ! Average approximation as for temperature...
525	end do
526	qvar(1)=qvar(2)
527
528	elseif(varfixed)then
529
530	do l=1,nlayer ! Here we will assign fixed water vapour profiles globally.
531	RH = satval * ((pplay(ig,l)/pplev(ig,1) - 0.02) / 0.98)
532	if(RH.lt.0.0) RH=0.0
533
534	ptemp=pplay(ig,l)
535	Ttemp=pt(ig,l)
536	call watersat(Ttemp,ptemp,qsat)
537
538	!pq_temp(l) = qsat ! fully saturated everywhere
539	pq_temp(l) = RH * qsat ! ~realistic profile (e.g. 80% saturation at ground)
540	end do
541
542	do l=1,nlayer
543	qvar(2*l) = pq_temp(nlayer+1-l)
544	qvar(2*l+1) = (pq_temp(nlayer+1-l)+pq_temp(max(nlayer-l,1)))/2
545	end do
546
547	qvar(1)=qvar(2)
548
549	! Lowest layer of atmosphere
550	RH = satval * (1 - 0.02) / 0.98
551	if(RH.lt.0.0) RH=0.0
552
553	! ptemp = pplev(ig,1)
554	! Ttemp = tsurf(ig)
555	! call watersat(Ttemp,ptemp,qsat)
556
557	qvar(2nlayer+1)= RH qsat ! ~realistic profile (e.g. 80% saturation at ground)
558
559	else
560	do k=1,L_LEVELS
561	qvar(k) = 1.0D-7
562	end do
563	end if ! varactive/varfixed
564
565	if(.not.kastprof)then
566	! IMPORTANT: Now convert from kg/kg to mol/mol.
567	do k=1,L_LEVELS
568	qvar(k) = qvar(k)/(epsi+qvar(k)*(1.-epsi))
569	end do
570	end if
571
572	!-----------------------------------------------------------------------
573	! kcm mode only !
574	!-----------------------------------------------------------------------
575
576	if(kastprof)then
577
578	if(.not.global1d)then ! garde-fou/safeguard added by MT (to be removed in the future)
579	write(,) 'You have to fix mu0, '
580	write(,) 'the cosinus of the solar angle'
581	stop
582	endif
583
584	! Initial values equivalent to mugaz.
585	DO l=1,nlayer
586	muvarrad(2*l) = mugaz
587	muvarrad(2*l+1) = mugaz
588	END DO
589
590	if(ngasmx.gt.1)then
591
592	DO l=1,nlayer
593	muvarrad(2*l) = muvar(ig,nlayer+2-l)
594	muvarrad(2*l+1) = (muvar(ig,nlayer+2-l) + &
595	muvar(ig,max(nlayer+1-l,1)))/2
596	END DO
597
598	muvarrad(1) = muvarrad(2)
599	muvarrad(2*nlayer+1) = muvar(ig,1)
600
601	print*,'Recalculating qvar with VARIABLE epsi for kastprof'
602	print*,'Assumes that the variable gas is H2O!!!'
603	print*,'Assumes that there is only one tracer'
604
605	!i_var=igcm_h2o_vap
606	i_var=1
607
608	if(nq.gt.1)then
609	print*,'Need 1 tracer only to run kcm1d.e'
610	stop
611	endif
612
613	do l=1,nlayer
614	vtmp(l)=pq(ig,l,i_var)/(epsi+pq(ig,l,i_var)*(1.-epsi))
615	!vtmp(l)=pq(ig,l,i_var)*muvar(ig,l+1)/mH2O !JL to be changed
616	end do
617
618	do l=1,nlayer
619	qvar(2*l) = vtmp(nlayer+1-l)
620	qvar(2*l+1) = vtmp(nlayer+1-l)
621	! qvar(2*l+1) = ( vtmp(nlayer+1-l) + vtmp(max(nlayer-l,1)) )/2
622	end do
623	qvar(1)=qvar(2)
624
625	print*,'Warning: reducing qvar in callcorrk.'
626	print*,'Temperature profile no longer consistent ', &
627	'with saturated H2O. qsat=',satval
628
629	do k=1,L_LEVELS
630	qvar(k) = qvar(k)*satval
631	end do
632
633	endif
634	else ! if kastprof
635	DO l=1,nlayer
636	muvarrad(2*l) = muvar(ig,nlayer+2-l)
637	muvarrad(2*l+1) = (muvar(ig,nlayer+2-l)+muvar(ig,max(nlayer+1-l,1)))/2
638	END DO
639
640	muvarrad(1) = muvarrad(2)
641	muvarrad(2*nlayer+1)=muvar(ig,1)
642	endif ! if kastprof
643
644	! Keep values inside limits for which we have radiative transfer coefficients !!!
645	if(L_REFVAR.gt.1)then ! (there was a bug here)
646	do k=1,L_LEVELS
647	if(qvar(k).lt.wrefvar(1))then
648	qvar(k)=wrefvar(1)+1.0e-8
649	elseif(qvar(k).gt.wrefvar(L_REFVAR))then
650	qvar(k)=wrefvar(L_REFVAR)-1.0e-8
651	endif
652	end do
653	endif
654
655	!-----------------------------------------------------------------------
656	! Pressure and temperature
657	!-----------------------------------------------------------------------
658
659	DO l=1,nlayer
660	plevrad(2*l) = pplay(ig,nlayer+1-l)/scalep
661	plevrad(2*l+1) = pplev(ig,nlayer+1-l)/scalep
662	tlevrad(2*l) = pt(ig,nlayer+1-l)
663	tlevrad(2*l+1) = (pt(ig,nlayer+1-l)+pt(ig,max(nlayer-l,1)))/2
664	END DO
665
666	plevrad(1) = 0.
667	plevrad(2) = 0. !! Trick to have correct calculations of fluxes in gflux(i/v).F, but the pmid levels are not impacted by this change.
668
669	tlevrad(1) = tlevrad(2)
670	tlevrad(2*nlayer+1)=tsurf(ig)
671
672	pmid(1) = max(pgasmin,0.0001*plevrad(3))
673	pmid(2) = pmid(1)
674
675	tmid(1) = tlevrad(2)
676	tmid(2) = tmid(1)
677
678	DO l=1,L_NLAYRAD-1
679	tmid(2l+1) = tlevrad(2l+1)
680	tmid(2l+2) = tlevrad(2l+1)
681	pmid(2l+1) = plevrad(2l+1)
682	pmid(2l+2) = plevrad(2l+1)
683	END DO
684	pmid(L_LEVELS) = plevrad(L_LEVELS)
685	tmid(L_LEVELS) = tlevrad(L_LEVELS)
686
687	!!Alternative interpolation:
688	! pmid(3) = pmid(1)
689	! pmid(4) = pmid(1)
690	! tmid(3) = tmid(1)
691	! tmid(4) = tmid(1)
692	! DO l=2,L_NLAYRAD-1
693	! tmid(2l+1) = tlevrad(2l)
694	! tmid(2l+2) = tlevrad(2l)
695	! pmid(2l+1) = plevrad(2l)
696	! pmid(2l+2) = plevrad(2l)
697	! END DO
698	! pmid(L_LEVELS) = plevrad(L_LEVELS-1)
699	! tmid(L_LEVELS) = tlevrad(L_LEVELS-1)
700
701	! Test for out-of-bounds pressure.
702	if(plevrad(3).lt.pgasmin)then
703	print*,'Minimum pressure is outside the radiative'
704	print*,'transfer kmatrix bounds, exiting.'
705	call abort
706	elseif(plevrad(L_LEVELS).gt.pgasmax)then
707	print*,'Maximum pressure is outside the radiative'
708	print*,'transfer kmatrix bounds, exiting.'
709	call abort
710	endif
711
712	! Test for out-of-bounds temperature.
713	do k=1,L_LEVELS
714	if(tlevrad(k).lt.tgasmin)then
715	print*,'Minimum temperature is outside the radiative'
716	print*,'transfer kmatrix bounds'
717	print*,"k=",k," tlevrad(k)=",tlevrad(k)
718	print*,"tgasmin=",tgasmin
719	if (strictboundcorrk) then
720	call abort
721	else
722	print,'**********************************************'
723	print*,'we allow model to continue with tlevrad=tgasmin'
724	print*,' ... we assume we know what you are doing ... '
725	print*,' ... but do not let this happen too often ... '
726	print,'**********************************************'
727	!tlevrad(k)=tgasmin
728	endif
729	elseif(tlevrad(k).gt.tgasmax)then
730	print*,'Maximum temperature is outside the radiative'
731	print*,'transfer kmatrix bounds, exiting.'
732	print*,"k=",k," tlevrad(k)=",tlevrad(k)
733	print*,"tgasmax=",tgasmax
734	if (strictboundcorrk) then
735	call abort
736	else
737	print,'**********************************************'
738	print*,'we allow model to continue with tlevrad=tgasmax'
739	print*,' ... we assume we know what you are doing ... '
740	print*,' ... but do not let this happen too often ... '
741	print,'**********************************************'
742	!tlevrad(k)=tgasmax
743	endif
744	endif
745	enddo
746	do k=1,L_NLAYRAD+1
747	if(tmid(k).lt.tgasmin)then
748	print*,'Minimum temperature is outside the radiative'
749	print*,'transfer kmatrix bounds, exiting.'
750	print*,"k=",k," tmid(k)=",tmid(k)
751	print*,"tgasmin=",tgasmin
752	if (strictboundcorrk) then
753	call abort
754	else
755	print,'**********************************************'
756	print*,'we allow model to continue with tmid=tgasmin'
757	print*,' ... we assume we know what you are doing ... '
758	print*,' ... but do not let this happen too often ... '
759	print,'**********************************************'
760	tmid(k)=tgasmin
761	endif
762	elseif(tmid(k).gt.tgasmax)then
763	print*,'Maximum temperature is outside the radiative'
764	print*,'transfer kmatrix bounds, exiting.'
765	print*,"k=",k," tmid(k)=",tmid(k)
766	print*,"tgasmax=",tgasmax
767	if (strictboundcorrk) then
768	call abort
769	else
770	print,'**********************************************'
771	print*,'we allow model to continue with tmid=tgasmin'
772	print*,' ... we assume we know what you are doing ... '
773	print*,' ... but do not let this happen too often ... '
774	print,'**********************************************'
775	tmid(k)=tgasmax
776	endif
777	endif
778	enddo
779
780	!=======================================================================
781	! III. Calling the main radiative transfer subroutines
782	!=======================================================================
783
784
785	Cmk= 0.01 * 1.0 / (glat(ig) * mugaz * 1.672621e-27) ! q_main=1.0 assumed.
786	glat_ig=glat(ig)
787
788	!-----------------------------------------------------------------------
789	! Short Wave Part
790	!-----------------------------------------------------------------------
791
792	if(fract(ig) .ge. 1.0e-4) then ! Only during daylight.
793	if((ngrid.eq.1).and.(global1d))then
794	do nw=1,L_NSPECTV
795	stel_fract(nw)= stel(nw)* 0.25 / acosz ! globally averaged = divide by 4, and we correct for solar zenith angle
796	end do
797	else
798	do nw=1,L_NSPECTV
799	stel_fract(nw)= stel(nw) * fract(ig)
800	end do
801	endif
802
803	call optcv(dtauv,tauv,taucumv,plevrad, &
804	qxvaer,qsvaer,gvaer,wbarv,cosbv,tauray,tauaero, &
805	tmid,pmid,taugsurf,qvar,muvarrad)
806
807	call sfluxv(dtauv,tauv,taucumv,albv,dwnv,wbarv,cosbv, &
808	acosz,stel_fract, &
809	nfluxtopv,fluxtopvdn,nfluxoutv_nu,nfluxgndv_nu, &
810	fmnetv,fluxupv,fluxdnv,fzerov,taugsurf)
811
812	else ! During the night, fluxes = 0.
813	nfluxtopv = 0.0d0
814	fluxtopvdn = 0.0d0
815	nfluxoutv_nu(:) = 0.0d0
816	nfluxgndv_nu(:) = 0.0d0
817	do l=1,L_NLAYRAD
818	fmnetv(l)=0.0d0
819	fluxupv(l)=0.0d0
820	fluxdnv(l)=0.0d0
821	end do
822	end if
823
824
825	! Equivalent Albedo Calculation (for OUTPUT). MT2015
826	if(fract(ig) .ge. 1.0e-4) then ! equivalent albedo makes sense only during daylight.
827	surface_stellar_flux=sum(nfluxgndv_nu(1:L_NSPECTV))
828	if(surface_stellar_flux .gt. 1.0e-3) then ! equivalent albedo makes sense only if the stellar flux received by the surface is positive.
829	DO nw=1,L_NSPECTV
830	albedo_temp(nw)=albedo(ig,nw)*nfluxgndv_nu(nw)
831	ENDDO
832	albedo_temp(1:L_NSPECTV)=albedo_temp(1:L_NSPECTV)/surface_stellar_flux
833	albedo_equivalent(ig)=sum(albedo_temp(1:L_NSPECTV))
834	else
835	albedo_equivalent(ig)=0.0 ! Spectrally Integrated Albedo not defined for non-irradiated grid points. So we arbitrary set the equivalent albedo to 0.
836	endif
837	else
838	albedo_equivalent(ig)=0.0 ! Spectrally Integrated Albedo not defined for non-irradiated grid points. So we arbitrary set the equivalent albedo to 0.
839	endif
840
841
842	!-----------------------------------------------------------------------
843	! Long Wave Part
844	!-----------------------------------------------------------------------
845
846	call optci(plevrad,tlevrad,dtaui,taucumi, &
847	qxiaer,qsiaer,giaer,cosbi,wbari,tauaero,tmid,pmid, &
848	taugsurfi,qvar,muvarrad)
849
850	call sfluxi(plevrad,tlevrad,dtaui,taucumi,ubari,albi, &
851	wnoi,dwni,cosbi,wbari,nfluxtopi,nfluxtopi_nu, &
852	fmneti,fluxupi,fluxdni,fluxupi_nu,fzeroi,taugsurfi)
853
854	!-----------------------------------------------------------------------
855	! Transformation of the correlated-k code outputs
856	! (into dtlw, dtsw, fluxsurf_lw, fluxsurf_sw, fluxtop_lw, fluxtop_sw)
857
858	! Flux incident at the top of the atmosphere
859	fluxtop_dn(ig)=fluxtopvdn
860
861	fluxtop_lw(ig) = real(nfluxtopi)
862	fluxabs_sw(ig) = real(-nfluxtopv)
863	fluxsurf_lw(ig) = real(fluxdni(L_NLAYRAD))
864	fluxsurf_sw(ig) = real(fluxdnv(L_NLAYRAD))
865
866	! Flux absorbed by the surface. By MT2015.
867	fluxsurfabs_sw(ig) = fluxsurf_sw(ig)*(1.-albedo_equivalent(ig))
868
869	if(fluxtop_dn(ig).lt.0.0)then
870	print*,'Achtung! fluxtop_dn has lost the plot!'
871	print*,'fluxtop_dn=',fluxtop_dn(ig)
872	print*,'acosz=',acosz
873	print*,'aerosol=',aerosol(ig,:,:)
874	print*,'temp= ',pt(ig,:)
875	print*,'pplay= ',pplay(ig,:)
876	call abort
877	endif
878
879	! Spectral output, for exoplanet observational comparison
880	if(specOLR)then
881	do nw=1,L_NSPECTI
882	OLR_nu(ig,nw)=nfluxtopi_nu(nw)/DWNI(nw) !JL Normalize to the bandwidth
883	end do
884	do nw=1,L_NSPECTV
885	!GSR_nu(ig,nw)=nfluxgndv_nu(nw)
886	OSR_nu(ig,nw)=nfluxoutv_nu(nw)/DWNV(nw) !JL Normalize to the bandwidth
887	end do
888	endif
889
890	! Finally, the heating rates
891
892	DO l=2,L_NLAYRAD
893	dtsw(ig,L_NLAYRAD+1-l)=(fmnetv(l)-fmnetv(l-1)) &
894	glat(ig)/(cppscalep(plevrad(2l+1)-plevrad(2*l-1)))
895	dtlw(ig,L_NLAYRAD+1-l)=(fmneti(l)-fmneti(l-1)) &
896	glat(ig)/(cppscalep(plevrad(2l+1)-plevrad(2*l-1)))
897	END DO
898
899	! These are values at top of atmosphere
900	dtsw(ig,L_NLAYRAD)=(fmnetv(1)-nfluxtopv) &
901	glat(ig)/(cppscalep*(plevrad(3)-plevrad(1)))
902	dtlw(ig,L_NLAYRAD)=(fmneti(1)-nfluxtopi) &
903	glat(ig)/(cppscalep*(plevrad(3)-plevrad(1)))
904
905
906	!-----------------------------------------------------------------------
907	end do ! End of big loop over every GCM column.
908	!-----------------------------------------------------------------------
909
910
911
912	!-----------------------------------------------------------------------
913	! Additional diagnostics
914	!-----------------------------------------------------------------------
915
916	! IR spectral output, for exoplanet observational comparison
917	if(lastcall.and.(ngrid.eq.1))then ! could disable the 1D output, they are in the diagfi and diagspec... JL12
918
919	print*,'Saving scalar quantities in surf_vals.out...'
920	print*,'psurf = ', pplev(1,1),' Pa'
921	open(116,file='surf_vals.out')
922	write(116,*) tsurf(1),pplev(1,1),fluxtop_dn(1), &
923	real(-nfluxtopv),real(nfluxtopi)
924	close(116)
925
926
927	! USEFUL COMMENT - Do Not Remove.
928	!
929	! if(specOLR)then
930	! open(117,file='OLRnu.out')
931	! do nw=1,L_NSPECTI
932	! write(117,*) OLR_nu(1,nw)
933	! enddo
934	! close(117)
935	!
936	! open(127,file='OSRnu.out')
937	! do nw=1,L_NSPECTV
938	! write(127,*) OSR_nu(1,nw)
939	! enddo
940	! close(127)
941	! endif
942
943	! OLR vs altitude: do it as a .txt file.
944	OLRz=.false.
945	if(OLRz)then
946	print*,'saving IR vertical flux for OLRz...'
947	open(118,file='OLRz_plevs.out')
948	open(119,file='OLRz.out')
949	do l=1,L_NLAYRAD
950	write(118,) plevrad(2l)
951	do nw=1,L_NSPECTI
952	write(119,*) fluxupi_nu(l,nw)
953	enddo
954	enddo
955	close(118)
956	close(119)
957	endif
958
959	endif
960
961	! See physiq.F for explanations about CLFvarying. This is temporary.
962	if (lastcall .and. .not.CLFvarying) then
963	IF( ALLOCATED( gasi ) ) DEALLOCATE( gasi )
964	IF( ALLOCATED( gasv ) ) DEALLOCATE( gasv )
965	!$OMP BARRIER
966	!$OMP MASTER
967	IF( ALLOCATED( pgasref ) ) DEALLOCATE( pgasref )
968	IF( ALLOCATED( tgasref ) ) DEALLOCATE( tgasref )
969	IF( ALLOCATED( wrefvar ) ) DEALLOCATE( wrefvar )
970	IF( ALLOCATED( pfgasref ) ) DEALLOCATE( pfgasref )
971	!$OMP END MASTER
972	!$OMP BARRIER
973	IF ( ALLOCATED(reffrad)) DEALLOCATE(reffrad)
974	IF ( ALLOCATED(nueffrad)) DEALLOCATE(nueffrad)
975	endif
976
977
978	end subroutine callcorrk

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