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callcorrk.F90 @ 632

Last change on this file since 632 was 622, checked in by jleconte, 13 years ago
Added consistency checks for calculations including water and global1d+diurnal. Corrected small bugs in precipitation scheme
Property svn:executable set to ``*
File size: 31.4 KB

Rev	Line
[526]	1	subroutine callcorrk(ngrid,nlayer,pq,nq,qsurf, &
[253]	2	albedo,emis,mu0,pplev,pplay,pt, &
[586]	3	tsurf,fract,dist_star,aerosol,muvar, &
[253]	4	dtlw,dtsw,fluxsurf_lw, &
	5	fluxsurf_sw,fluxtop_lw,fluxabs_sw,fluxtop_dn, &
[538]	6	OLR_nu,OSR_nu, &
[526]	7	reffrad,tau_col,cloudfrac,totcloudfrac, &
[253]	8	clearsky,firstcall,lastcall)
	9
[305]	10
[253]	11	use radinc_h
	12	use radcommon_h
	13	use watercommon_h
[374]	14	use datafile_mod, only: datadir
[253]	15	use ioipsl_getincom
[471]	16	use gases_h
[253]	17
	18	implicit none
	19
	20	!==================================================================
	21	!
	22	! Purpose
	23	! -------
	24	! Solve the radiative transfer using the correlated-k method for
	25	! the gaseous absorption and the Toon et al. (1989) method for
	26	! scatttering due to aerosols.
	27	!
	28	! Authors
	29	! -------
	30	! Emmanuel 01/2001, Forget 09/2001
	31	! Robin Wordsworth (2009)
	32	!
	33	!==================================================================
	34
	35	#include "dimphys.h"
	36	#include "comcstfi.h"
	37	#include "callkeys.h"
	38	#include "tracer.h"
	39
	40	!-----------------------------------------------------------------------
	41	! Declaration of the arguments (INPUT - OUTPUT) on the LMD GCM grid
	42	! Layer #1 is the layer near the ground.
	43	! Layer #nlayermx is the layer at the top.
	44
	45	! INPUT
	46	INTEGER icount
	47	INTEGER ngrid,nlayer
	48	REAL aerosol(ngrid,nlayermx,naerkind) ! aerosol tau (kg/kg)
	49	REAL albedo(ngrid) ! SW albedo
	50	REAL emis(ngrid) ! LW emissivity
	51	REAL pplay(ngrid,nlayermx) ! pres. level in GCM mid of layer
	52	REAL pplev(ngrid,nlayermx+1) ! pres. level at GCM layer boundaries
	53
	54	REAL pt(ngrid,nlayermx) ! air temperature (K)
	55	REAL tsurf(ngrid) ! surface temperature (K)
	56	REAL dist_star,mu0(ngrid) ! distance star-planet (AU)
	57	REAL fract(ngrid) ! fraction of day
	58
	59	! Globally varying aerosol optical properties on GCM grid
	60	! Not needed everywhere so not in radcommon_h
	61	REAL :: QVISsQREF3d(ngridmx,nlayermx,L_NSPECTV,naerkind)
	62	REAL :: omegaVIS3d(ngridmx,nlayermx,L_NSPECTV,naerkind)
	63	REAL :: gVIS3d(ngridmx,nlayermx,L_NSPECTV,naerkind)
	64
	65	REAL :: QIRsQREF3d(ngridmx,nlayermx,L_NSPECTI,naerkind)
	66	REAL :: omegaIR3d(ngridmx,nlayermx,L_NSPECTI,naerkind)
	67	REAL :: gIR3d(ngridmx,nlayermx,L_NSPECTI,naerkind)
	68
	69	REAL :: QREFvis3d(ngridmx,nlayermx,naerkind)
	70	REAL :: QREFir3d(ngridmx,nlayermx,naerkind)
	71
	72	! REAL :: omegaREFvis3d(ngridmx,nlayermx,naerkind)
	73	! REAL :: omegaREFir3d(ngridmx,nlayermx,naerkind) ! not sure of the point of these...
	74
	75	REAL reffrad(ngrid,nlayer,naerkind)
	76	REAL nueffrad(ngrid,nlayer,naerkind)
	77
	78	! OUTPUT
	79	REAL dtsw(ngridmx,nlayermx) ! heating rate (K/s) due to SW
	80	REAL dtlw(ngridmx,nlayermx) ! heating rate (K/s) due to LW
	81	REAL fluxsurf_lw(ngridmx) ! incident LW flux to surf (W/m2)
	82	REAL fluxtop_lw(ngridmx) ! outgoing LW flux to space (W/m2)
	83	REAL fluxsurf_sw(ngridmx) ! incident SW flux to surf (W/m2)
	84	REAL fluxabs_sw(ngridmx) ! SW flux absorbed by planet (W/m2)
	85	REAL fluxtop_dn(ngridmx) ! incident top of atmosphere SW flux (W/m2)
[526]	86	REAL OLR_nu(ngrid,L_NSPECTI)! Outgoing LW radition in each band (Normalized to the band width (W/m2/cm-1)
	87	REAL OSR_nu(ngrid,L_NSPECTV)! Outgoing SW radition in each band (Normalized to the band width (W/m2/cm-1)
[253]	88	!-----------------------------------------------------------------------
	89	! Declaration of the variables required by correlated-k subroutines
	90	! Numbered from top to bottom unlike in the GCM!
	91
	92	REAL*8 tmid(L_LEVELS),pmid(L_LEVELS)
	93	REAL*8 tlevrad(L_LEVELS),plevrad(L_LEVELS)
	94
	95	! Optical values for the optci/cv subroutines
	96	REAL*8 stel(L_NSPECTV),stel_fract(L_NSPECTV)
	97	REAL*8 dtaui(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
	98	REAL*8 dtauv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
	99	REAL*8 cosbv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
	100	REAL*8 cosbi(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
	101	REAL*8 wbari(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
	102	REAL*8 wbarv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
	103	REAL*8 tauv(L_NLEVRAD,L_NSPECTV,L_NGAUSS)
	104	REAL*8 taucumv(L_LEVELS,L_NSPECTV,L_NGAUSS)
	105	REAL*8 taucumi(L_LEVELS,L_NSPECTI,L_NGAUSS)
	106
	107	REAL*8 tauaero(L_LEVELS+1,naerkind)
	108	REAL*8 nfluxtopv,nfluxtopi,nfluxtop
[366]	109	real*8 nfluxoutv_nu(L_NSPECTV) ! outgoing band-resolved VI flux at TOA (W/m2)
	110	real*8 nfluxtopi_nu(L_NSPECTI) ! net band-resolved IR flux at TOA (W/m2)
[253]	111	real*8 fluxupi_nu(L_NLAYRAD,L_NSPECTI) ! for 1D diagnostic
	112	REAL*8 fmneti(L_NLAYRAD),fmnetv(L_NLAYRAD)
	113	REAL*8 fluxupv(L_NLAYRAD),fluxupi(L_NLAYRAD)
	114	REAL*8 fluxdnv(L_NLAYRAD),fluxdni(L_NLAYRAD)
	115	REAL*8 albi,albv,acosz
	116
	117	INTEGER ig,l,k,nw,iaer,irad
	118
	119	real fluxtoplanet
[590]	120	real szangle
	121	logical global1d
	122	save szangle,global1d
[253]	123	real*8 taugsurf(L_NSPECTV,L_NGAUSS-1)
	124	real*8 taugsurfi(L_NSPECTI,L_NGAUSS-1)
	125
[305]	126	real*8 qvar(L_LEVELS) ! mixing ratio of variable component (mol/mol)
[253]	127	REAL pq(ngridmx,nlayer,nq)
	128	REAL qsurf(ngridmx,nqmx) ! tracer on surface (e.g. kg.m-2)
	129	integer nq
	130
	131	! Local aerosol optical properties for each column on RADIATIVE grid
	132	real*8 QXVAER(L_LEVELS+1,L_NSPECTV,naerkind)
	133	real*8 QSVAER(L_LEVELS+1,L_NSPECTV,naerkind)
	134	real*8 GVAER(L_LEVELS+1,L_NSPECTV,naerkind)
	135	real*8 QXIAER(L_LEVELS+1,L_NSPECTI,naerkind)
	136	real*8 QSIAER(L_LEVELS+1,L_NSPECTI,naerkind)
	137	real*8 GIAER(L_LEVELS+1,L_NSPECTI,naerkind)
	138
	139	save qxvaer, qsvaer, gvaer
	140	save qxiaer, qsiaer, giaer
	141	save QREFvis3d, QREFir3d
	142
	143	REAL tau_col(ngrid) ! diagnostic from aeropacity
	144
	145	! Misc.
	146	logical firstcall, lastcall, nantest
	147	real*8 tempv(L_NSPECTV)
	148	real*8 tempi(L_NSPECTI)
	149	real*8 temp,temp1,temp2,pweight
	150	character(len=10) :: tmp1
	151	character(len=10) :: tmp2
	152
	153	! for fixed water vapour profiles
	154	integer i_var
	155	real RH
	156	real*8 pq_temp(nlayer)
	157	real ptemp, Ttemp, qsat
	158
	159	! real(KIND=r8) :: pq_temp(nlayer) ! better F90 way.. DOESNT PORT TO F77!!!
	160
[305]	161	!real ptime, pday
[253]	162	logical OLRz
	163	real*8 NFLUXGNDV_nu(L_NSPECTV)
	164
	165	! for H2O cloud fraction in aeropacity
	166	real cloudfrac(ngridmx,nlayermx)
	167	real totcloudfrac(ngridmx)
	168	logical clearsky
	169
	170	! for weird cloud test
	171	real pqtest(ngridmx,nlayer,nq)
	172
	173	! are particle radii fixed?
	174	logical radfixed
	175	real maxrad, minrad
	176
	177	real CBRT
	178	external CBRT
	179
[366]	180	! included by RW for runaway greenhouse 1D study
[305]	181	real muvar(ngridmx,nlayermx+1)
	182	real vtmp(nlayermx)
	183	REAL*8 muvarrad(L_LEVELS)
	184
[253]	185	radfixed=.false.
	186
	187	!=======================================================================
	188	! Initialization on first call
	189
	190	qxvaer(:,:,:)=0.0
	191	qsvaer(:,:,:)=0.0
	192	gvaer(:,:,:) =0.0
	193
	194	qxiaer(:,:,:)=0.0
	195	qsiaer(:,:,:)=0.0
	196	giaer(:,:,:) =0.0
	197
[538]	198
[253]	199	if(firstcall) then
	200
	201	call system('rm -f surf_vals_long.out')
	202
	203	!--------------------------------------------------
	204	! Effective radius and variance of the aerosols
	205
[486]	206	do iaer=1,naerkind
[253]	207	! these values will change once the microphysics gets to work
	208	! UNLESS tracer=.false., in which case we should be working with
	209	! a fixed aerosol layer, and be able to define reffrad in a
	210	! .def file. To be improved!
	211
[486]	212	if(iaer.eq.1)then ! CO2 ice
	213	do l=1,nlayer
	214	do ig=1,ngrid
	215	reffrad(ig,l,iaer) = 1.e-4
	216	nueffrad(ig,l,iaer) = 0.1
	217	enddo
	218	enddo
	219	endif
[253]	220
[486]	221	if(iaer.eq.2)then ! H2O ice
	222	do l=1,nlayer
	223	do ig=1,ngrid
	224	reffrad(ig,l,iaer) = 1.e-5
	225	nueffrad(ig,l,iaer) = 0.1
	226	enddo
	227	enddo
	228	endif
	229
	230	if(iaer.eq.3)then ! dust
	231	do l=1,nlayer
	232	do ig=1,ngrid
	233	reffrad(ig,l,iaer) = 1.e-5
	234	nueffrad(ig,l,iaer) = 0.1
	235	enddo
	236	enddo
	237	endif
	238
	239	if(iaer.gt.3)then
	240	print*,'Error in callcorrk, naerkind is too high.'
	241	print*,'The code still needs generalisation to arbitrary'
	242	print*,'aerosol kinds and number.'
	243	call abort
	244	endif
	245
	246	enddo
	247
[374]	248	print*, "callcorrk: Correlated-k data base folder:",trim(datadir)
[253]	249	call getin("corrkdir",corrkdir)
	250	print*, "corrkdir = ",corrkdir
	251	write( tmp1, '(i3)' ) L_NSPECTI
	252	write( tmp2, '(i3)' ) L_NSPECTV
	253	banddir=trim(adjustl(tmp1))//'x'//trim(adjustl(tmp2))
	254	banddir=trim(adjustl(corrkdir))//'/'//trim(adjustl(banddir))
	255
	256	call sugas_corrk ! set up gaseous absorption properties
	257	call setspi ! basic infrared properties
	258	call setspv ! basic visible properties
	259	call suaer_corrk ! set up aerosol optical properties
	260
	261	Cmk= 0.01 * 1.0 / (g * mugaz * 1.672621e-27) ! q_main=1.0 assumed
	262
	263	if((igcm_h2o_vap.eq.0) .and. varactive)then
	264	print*,'varactive in callcorrk but no h2o_vap tracer.'
	265	stop
	266	endif
	267
[538]	268	OLR_nu=0.
	269	OSR_nu=0.
	270
[590]	271	if (ngridmx.eq.1) then
	272	PRINT*, 'Simulate global averaged conditions ?'
	273	global1d = .false. ! default value
	274	call getin("global1d",global1d)
	275	write(,) "global1d = ",global1d
[622]	276	! Test of incompatibility:
	277	! if global1d is true, there should not be any diurnal cycle
	278	if (global1d.and.diurnal) then
	279	print*,'if global1d is true, diurnal must be set to false'
	280	stop
	281	endif
	282
[590]	283	if (global1d) then
	284	PRINT *,'Solar Zenith angle (deg.) ?'
	285	PRINT *,'(assumed for averaged solar flux S/4)'
	286	szangle=60.0 ! default value
	287	call getin("szangle",szangle)
	288	write(,) "szangle = ",szangle
	289	endif
	290	endif
	291
[253]	292	firstcall=.false.
	293
	294	end if
	295
	296	!=======================================================================
	297	! Initialization on every call
	298
	299	do l=1,nlayer
	300	do ig=1,ngrid
	301	do iaer=1,naerkind
	302	nueffrad(ig,l,iaer) = 0.1 ! stays at 0.1
	303	enddo
	304	enddo
	305	enddo
	306
[305]	307	if(kastprof)then
	308	radfixed=.true.
	309	endif
	310
[253]	311	if(radfixed)then
	312	do l=1,nlayer
	313	do ig=1,ngrid
	314	reffrad(ig,l,1) = 5.e-5 ! CO2 ice
	315	enddo
	316	enddo
	317	print*,'CO2 ice particle size = ',reffrad(1,1,1)/1.e-6,' um'
	318	if(naerkind.ge.2)then
	319	do l=1,nlayer
	320	do ig=1,ngrid
[305]	321	!reffrad(ig,l,2) = 2.e-5 ! H2O ice
	322	reffrad(ig,l,2) = 5.e-6 ! H2O ice
[253]	323	enddo
	324	enddo
	325	print*,'H2O ice particle size = ',reffrad(1,1,2)/1.e-6,' um'
	326	endif
	327	if(naerkind.eq.3)then
	328	do l=1,nlayer
	329	do ig=1,ngrid
	330	reffrad(ig,l,naerkind) = 2.e-6 ! dust
	331	enddo
	332	enddo
	333	print*,'Dust particle size = ',reffrad(1,1,naerkind)/1.e-6,' um'
	334	endif
	335	if(naerkind.gt.3)then
	336	print*,'Code not general enough to deal with naerkind > 3 yet.'
	337	call abort
	338	endif
	339
	340	else
	341
	342	maxrad=0.0
[305]	343	!averad=0.0
[253]	344	minrad=1.0
	345	do l=1,nlayer
[305]	346
	347	!masse = (pplev(ig,l) - pplev(ig,l+1))/g
	348
[253]	349	do ig=1,ngrid
[596]	350	!if(tracer)then
	351	if(tracer.and.igcm_co2_ice.gt.0)then
[538]	352
	353	if(igcm_co2_ice.lt.1)then
	354	print*,'Tracers but no CO2 ice still seems to be a problem...'
	355	print*,'Aborting in callcorrk.'
	356	stop
	357	endif
	358
[253]	359	reffrad(ig,l,1) = CBRT( 3*pq(ig,l,igcm_co2_ice)/ &
	360	(4Nmix_co2pi*rho_co2) )
	361	endif
	362	reffrad(ig,l,1) = max(reffrad(ig,l,1),1.e-6)
	363	reffrad(ig,l,1) = min(reffrad(ig,l,1),500.e-6)
	364
[305]	365	!averad = averad + reffrad(ig,l,1)*area(ig)
[253]	366	maxrad = max(reffrad(ig,l,1),maxrad)
	367	minrad = min(reffrad(ig,l,1),minrad)
	368	enddo
	369	enddo
	370	if(igcm_co2_ice.gt.0)then
	371	print*,'Max. CO2 ice particle size = ',maxrad/1.e-6,' um'
	372	print*,'Min. CO2 ice particle size = ',minrad/1.e-6,' um'
	373	endif
	374
	375	if((naerkind.ge.2).and.water)then
	376	maxrad=0.0
	377	minrad=1.0
	378	do l=1,nlayer
	379	do ig=1,ngrid
	380	reffrad(ig,l,2) = CBRT( 3*pq(ig,l,igcm_h2o_ice)/ &
	381	(4Nmix_h2opi*rho_ice) )
	382	reffrad(ig,l,2) = max(reffrad(ig,l,2),1.e-6)
	383	reffrad(ig,l,2) = min(reffrad(ig,l,2),100.e-6)
	384
	385	maxrad = max(reffrad(ig,l,2),maxrad)
	386	minrad = min(reffrad(ig,l,2),minrad)
	387	enddo
	388	enddo
	389	print*,'Max. H2O ice particle size = ',maxrad/1.e-6,' um'
	390	print*,'Min. H2O ice particle size = ',minrad/1.e-6,' um'
	391	endif
	392
	393	if(naerkind.eq.3)then
	394	do l=1,nlayer
	395	do ig=1,ngrid
	396	reffrad(ig,l,naerkind) = 2.e-6 ! dust
	397	enddo
	398	enddo
	399	endif
	400
	401	endif
	402
[305]	403
[253]	404	! how much light we get
	405	fluxtoplanet=0
	406	do nw=1,L_NSPECTV
	407	stel(nw)=stellarf(nw)/(dist_star**2)
	408	fluxtoplanet=fluxtoplanet + stel(nw)
	409	end do
	410
	411	call aeroptproperties(ngrid,nlayer,reffrad,nueffrad, &
	412	QVISsQREF3d,omegaVIS3d,gVIS3d, &
	413	QIRsQREF3d,omegaIR3d,gIR3d, &
	414	QREFvis3d,QREFir3d) ! get 3D aerosol optical properties
	415
	416	call aeropacity(ngrid,nlayer,nq,pplay,pplev,pq,aerosol, &
	417	reffrad,QREFvis3d,QREFir3d, &
	418	tau_col,cloudfrac,totcloudfrac,clearsky) ! get aerosol optical depths
	419
[305]	420
[253]	421	!-----------------------------------------------------------------------
	422	! Starting Big Loop over every GCM column
	423	do ig=1,ngridmx
	424
	425	!=======================================================================
	426	! Transformation of the GCM variables
	427
	428	!-----------------------------------------------------------------------
	429	! Aerosol optical properties Qext, Qscat and g
	430	! The transformation in the vertical is the same as for temperature
	431
	432	! shortwave
	433	do iaer=1,naerkind
	434	DO nw=1,L_NSPECTV
	435	do l=1,nlayermx
	436
	437	temp1=QVISsQREF3d(ig,nlayermx+1-l,nw,iaer) &
	438	*QREFvis3d(ig,nlayermx+1-l,iaer)
	439
	440	temp2=QVISsQREF3d(ig,max(nlayermx-l,1),nw,iaer) &
	441	*QREFvis3d(ig,max(nlayermx-l,1),iaer)
	442
	443	qxvaer(2*l,nw,iaer) = temp1
	444	qxvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	445
	446	temp1=temp1*omegavis3d(ig,nlayermx+1-l,nw,iaer)
	447	temp2=temp2*omegavis3d(ig,max(nlayermx-l,1),nw,iaer)
	448
	449	qsvaer(2*l,nw,iaer) = temp1
	450	qsvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	451
	452	temp1=gvis3d(ig,nlayermx+1-l,nw,iaer)
	453	temp2=gvis3d(ig,max(nlayermx-l,1),nw,iaer)
	454
	455	gvaer(2*l,nw,iaer) = temp1
	456	gvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	457
	458	end do
	459
	460	qxvaer(1,nw,iaer)=qxvaer(2,nw,iaer)
	461	qxvaer(2*nlayermx+1,nw,iaer)=0.
	462
	463	qsvaer(1,nw,iaer)=qsvaer(2,nw,iaer)
	464	qsvaer(2*nlayermx+1,nw,iaer)=0.
	465
	466	gvaer(1,nw,iaer)=gvaer(2,nw,iaer)
	467	gvaer(2*nlayermx+1,nw,iaer)=0.
	468
	469	end do
	470
	471	! longwave
	472	DO nw=1,L_NSPECTI
	473	do l=1,nlayermx
	474
	475	temp1=QIRsQREF3d(ig,nlayermx+1-l,nw,iaer) &
	476	*QREFir3d(ig,nlayermx+1-l,iaer)
	477
	478	temp2=QIRsQREF3d(ig,max(nlayermx-l,1),nw,iaer) &
	479	*QREFir3d(ig,max(nlayermx-l,1),iaer)
	480
	481	qxiaer(2*l,nw,iaer) = temp1
	482	qxiaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	483
	484	temp1=temp1*omegair3d(ig,nlayermx+1-l,nw,iaer)
	485	temp2=temp2*omegair3d(ig,max(nlayermx-l,1),nw,iaer)
	486
	487	qsiaer(2*l,nw,iaer) = temp1
	488	qsiaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	489
	490	temp1=gir3d(ig,nlayermx+1-l,nw,iaer)
	491	temp2=gir3d(ig,max(nlayermx-l,1),nw,iaer)
	492
	493	giaer(2*l,nw,iaer) = temp1
	494	giaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	495
	496	end do
	497
	498	qxiaer(1,nw,iaer)=qxiaer(2,nw,iaer)
	499	qxiaer(2*nlayermx+1,nw,iaer)=0.
	500
	501	qsiaer(1,nw,iaer)=qsiaer(2,nw,iaer)
	502	qsiaer(2*nlayermx+1,nw,iaer)=0.
	503
	504	giaer(1,nw,iaer)=giaer(2,nw,iaer)
	505	giaer(2*nlayermx+1,nw,iaer)=0.
	506
	507	end do
	508	end do
	509
	510	! test / correct for freaky s. s. albedo values
	511	do iaer=1,naerkind
	512	do k=1,L_LEVELS+1
	513
	514	do nw=1,L_NSPECTV
	515	if(qsvaer(k,nw,iaer).gt.1.05*qxvaer(k,nw,iaer))then
	516	print*,'Serious problems with qsvaer values in callcorrk'
	517	call abort
	518	endif
	519	if(qsvaer(k,nw,iaer).gt.qxvaer(k,nw,iaer))then
	520	qsvaer(k,nw,iaer)=qxvaer(k,nw,iaer)
	521	endif
	522	end do
	523
	524	do nw=1,L_NSPECTI
	525	if(qsiaer(k,nw,iaer).gt.1.05*qxiaer(k,nw,iaer))then
	526	print*,'Serious problems with qsiaer values in callcorrk'
	527	call abort
	528	endif
	529	if(qsiaer(k,nw,iaer).gt.qxiaer(k,nw,iaer))then
	530	qsiaer(k,nw,iaer)=qxiaer(k,nw,iaer)
	531	endif
	532	end do
	533
	534	end do
	535	end do
	536
	537	!-----------------------------------------------------------------------
	538	! Aerosol optical depths
	539
	540	do iaer=1,naerkind ! a bug was here
	541	do k=0,nlayer-1
	542
	543	pweight=(pplay(ig,L_NLAYRAD-k)-pplev(ig,L_NLAYRAD-k+1))/ &
	544	(pplev(ig,L_NLAYRAD-k)-pplev(ig,L_NLAYRAD-k+1))
	545
	546	temp=aerosol(ig,L_NLAYRAD-k,iaer)/QREFvis3d(ig,L_NLAYRAD-k,iaer)
	547
[588]	548	tauaero(2k+2,iaer)=max(temppweight,0.d0)
	549	tauaero(2k+3,iaer)=max(temp-tauaero(2k+2,iaer),0.d0)
[253]	550	!
	551	end do
	552	! boundary conditions
	553	tauaero(1,iaer) = tauaero(2,iaer)
	554	tauaero(L_LEVELS+1,iaer) = tauaero(L_LEVELS,iaer)
	555	!tauaero(1,iaer) = 0.
	556	!tauaero(L_LEVELS+1,iaer) = 0.
	557	end do
	558
	559	! Albedo and emissivity
	560	albi=1-emis(ig) ! longwave
	561	albv=albedo(ig) ! shortwave
	562
	563	if(noradsurf.and.(albv.gt.0.0))then
	564	print*,'For open lower boundary in callcorrk must'
	565	print*,'have surface albedo set to zero!'
	566	call abort
	567	endif
	568
[590]	569	if ((ngridmx.eq.1).and.(global1d)) then ! fixed zenith angle 'szangle' in 1D simulations w/ globally-averaged sunlight
[253]	570	acosz = cos(pi*szangle/180.0)
	571	print*,'acosz=',acosz,', szangle=',szangle
	572	else
[590]	573	acosz=mu0(ig) ! cosine of sun incident angle : 3D simulations or local 1D simulations using latitude
[253]	574	endif
	575
	576	!-----------------------------------------------------------------------
[305]	577	! Water vapour (to be generalised for other gases eventually)
[253]	578
[305]	579	if(varactive)then
[253]	580
	581	i_var=igcm_h2o_vap
	582	do l=1,nlayer
	583	qvar(2*l) = pq(ig,nlayer+1-l,i_var)
	584	qvar(2*l+1) = (pq(ig,nlayer+1-l,i_var)+pq(ig,max(nlayer-l,1),i_var))/2
	585	! Average approximation as for temperature...
	586	end do
	587	qvar(1)=qvar(2)
	588
	589	elseif(varfixed)then
	590
	591	do l=1,nlayermx ! here we will assign fixed water vapour profiles globally
	592	RH = satval * ((pplay(ig,l)/pplev(ig,1) - 0.02) / 0.98)
	593	if(RH.lt.0.0) RH=0.0
	594
	595	ptemp=pplay(ig,l)
	596	Ttemp=pt(ig,l)
	597	call watersat(Ttemp,ptemp,qsat)
	598
	599	!pq_temp(l) = qsat ! fully saturated everywhere
	600	pq_temp(l) = RH * qsat ! ~realistic profile (e.g. 80% saturation at ground)
	601	end do
	602
	603	do l=1,nlayer
	604	qvar(2*l) = pq_temp(nlayer+1-l)
	605	qvar(2*l+1) = (pq_temp(nlayer+1-l)+pq_temp(max(nlayer-l,1)))/2
	606	end do
	607	qvar(1)=qvar(2)
	608
	609	! Lowest layer of atmosphere
	610	RH = satval * (1 - 0.02) / 0.98
	611	if(RH.lt.0.0) RH=0.0
	612
	613	ptemp = pplev(ig,1)
	614	Ttemp = tsurf(ig)
	615	call watersat(Ttemp,ptemp,qsat)
	616
	617	!qvar(2*nlayermx+1)=qsat ! fully saturated everywhere
	618	qvar(2nlayermx+1)= RH qsat ! ~realistic profile (e.g. 80% saturation at ground)
[538]	619	!qvar=0.005 ! completely constant profile (JL)
[253]	620
	621	else
	622	do k=1,L_LEVELS
	623	qvar(k) = 1.0D-7
	624	end do
	625	end if
	626
[538]	627	if(.not.kastprof)then
[305]	628	! IMPORTANT: Now convert from kg/kg to mol/mol
[253]	629	do k=1,L_LEVELS
	630	qvar(k) = qvar(k)/epsi
	631	end do
[538]	632	end if
[253]	633
[366]	634	!-----------------------------------------------------------------------
	635	! kcm mode only
[305]	636	if(kastprof)then
	637
[486]	638	! initial values equivalent to mugaz
[305]	639	DO l=1,nlayer
[366]	640	muvarrad(2*l) = mugaz
	641	muvarrad(2*l+1) = mugaz
	642	END DO
	643
[486]	644	!do k=1,L_LEVELS
	645	! qvar(k) = 0.0
	646	!end do
	647	!print*,'ASSUMING qH2O=0 EVERYWHERE IN CALLCORRK!'
[366]	648	endif
	649
	650
	651	if(kastprof.and.(ngasmx.gt.1))then
	652
	653	DO l=1,nlayer
[305]	654	muvarrad(2*l) = muvar(ig,nlayer+2-l)
	655	muvarrad(2*l+1) = (muvar(ig,nlayer+2-l) + &
	656	muvar(ig,max(nlayer+1-l,1)))/2
	657	END DO
	658
	659	muvarrad(1) = muvarrad(2)
	660	muvarrad(2*nlayermx+1)=muvar(ig,1)
	661
	662	print*,'Recalculating qvar with VARIABLE epsi for kastprof'
[538]	663	print*,'Assumes that the variable gas is H2O!!!'
	664	print*,'Assumes that there is only one tracer'
	665	!i_var=igcm_h2o_vap
	666	i_var=1
	667	if(nqmx.gt.1)then
	668	print*,'Need 1 tracer only to run kcm1d.e'
	669	stop
	670	endif
[305]	671	do l=1,nlayer
	672	vtmp(l)=pq(ig,l,i_var)*muvar(ig,l+1)/mH2O
	673	end do
	674
	675	do l=1,nlayer
	676	qvar(2*l) = vtmp(nlayer+1-l)
	677	qvar(2*l+1) = ( vtmp(nlayer+1-l) + vtmp(max(nlayer-l,1)) )/2
	678	end do
	679	qvar(1)=qvar(2)
	680
[538]	681	print*,'Warning: reducing qvar in callcorrk.'
	682	print*,'Temperature profile no longer consistent ', &
	683	'with saturated H2O.'
	684	do k=1,L_LEVELS
	685	qvar(k) = qvar(k)*satval
	686	end do
	687
[305]	688	endif
	689
[253]	690	! Keep values inside limits for which we have radiative transfer coefficients
	691	if(L_REFVAR.gt.1)then ! there was a bug here!
	692	do k=1,L_LEVELS
	693	if(qvar(k).lt.wrefvar(1))then
	694	qvar(k)=wrefvar(1)+1.0e-8
	695	elseif(qvar(k).gt.wrefvar(L_REFVAR))then
	696	qvar(k)=wrefvar(L_REFVAR)-1.0e-8
	697	endif
	698	end do
	699	endif
	700
	701	!-----------------------------------------------------------------------
	702	! Pressure and temperature
	703
	704	DO l=1,nlayer
	705	plevrad(2*l) = pplay(ig,nlayer+1-l)/scalep
	706	plevrad(2*l+1) = pplev(ig,nlayer+1-l)/scalep
	707	tlevrad(2*l) = pt(ig,nlayer+1-l)
	708	tlevrad(2*l+1) = (pt(ig,nlayer+1-l)+pt(ig,max(nlayer-l,1)))/2
	709	END DO
	710
[600]	711	plevrad(1) = 0.
[253]	712	plevrad(2) = max(pgasmin,0.0001*plevrad(3))
	713
	714	tlevrad(1) = tlevrad(2)
	715	tlevrad(2*nlayermx+1)=tsurf(ig)
	716
	717	tmid(1) = tlevrad(2)
	718	tmid(2) = tlevrad(2)
	719	pmid(1) = plevrad(2)
	720	pmid(2) = plevrad(2)
	721
	722	DO l=1,L_NLAYRAD-1
	723	tmid(2l+1) = tlevrad(2l+1)
	724	tmid(2l+2) = tlevrad(2l+1)
	725	pmid(2l+1) = plevrad(2l+1)
	726	pmid(2l+2) = plevrad(2l+1)
	727	END DO
	728	pmid(L_LEVELS) = plevrad(L_LEVELS)
	729	tmid(L_LEVELS) = tlevrad(L_LEVELS)
	730
	731	! test for out-of-bounds pressure
	732	if(plevrad(3).lt.pgasmin)then
	733	print*,'Minimum pressure is outside the radiative'
	734	print*,'transfer kmatrix bounds, exiting.'
	735	call abort
	736	elseif(plevrad(L_LEVELS).gt.pgasmax)then
	737	print*,'Maximum pressure is outside the radiative'
	738	print*,'transfer kmatrix bounds, exiting.'
	739	call abort
	740	endif
	741
	742	! test for out-of-bounds temperature
	743	do k=1,L_LEVELS
	744	if(tlevrad(k).lt.tgasmin)then
	745	print*,'Minimum temperature is outside the radiative'
	746	print*,'transfer kmatrix bounds, exiting.'
[486]	747	!print*,'WARNING, OVERRIDING FOR TEST'
	748	call abort
[253]	749	elseif(tlevrad(k).gt.tgasmax)then
	750	print*,'Maximum temperature is outside the radiative'
	751	print*,'transfer kmatrix bounds, exiting.'
[486]	752	!print*,'WARNING, OVERRIDING FOR TEST'
	753	call abort
[253]	754	endif
	755	enddo
	756
	757	!=======================================================================
	758	! Calling the main radiative transfer subroutines
	759
	760
	761	!-----------------------------------------------------------------------
	762	! Shortwave
	763
	764	if(fract(ig) .ge. 1.0e-4) then ! only during daylight!
	765
	766	fluxtoplanet=0.
	767
[590]	768	if((ngridmx.eq.1).and.(global1d))then
[253]	769	do nw=1,L_NSPECTV
	770	stel_fract(nw)= stel(nw) * 0.25 / acosz
	771	fluxtoplanet=fluxtoplanet + stel_fract(nw)
	772	! globally averaged = divide by 4
	773	! but we correct for solar zenith angle
	774	end do
	775	else
	776	do nw=1,L_NSPECTV
	777	stel_fract(nw)= stel(nw) * fract(ig)
	778	fluxtoplanet=fluxtoplanet + stel_fract(nw)
	779	end do
	780	endif
	781
	782	call optcv(dtauv,tauv,taucumv,plevrad, &
	783	qxvaer,qsvaer,gvaer,wbarv,cosbv,tauray,tauaero, &
[305]	784	tmid,pmid,taugsurf,qvar,muvarrad)
[253]	785
	786	call sfluxv(dtauv,tauv,taucumv,albv,dwnv,wbarv,cosbv, &
[366]	787	acosz,stel_fract,gweight, &
	788	nfluxtopv,nfluxoutv_nu,nfluxgndv_nu, &
[253]	789	fmnetv,fluxupv,fluxdnv,fzerov,taugsurf)
	790
	791	else ! during the night, fluxes = 0
[366]	792	nfluxtopv = 0.0
	793	nfluxoutv_nu(:) = 0.0
	794	nfluxgndv_nu(:) = 0.0
[253]	795	do l=1,L_NLAYRAD
	796	fmnetv(l)=0.0
	797	fluxupv(l)=0.0
	798	fluxdnv(l)=0.0
	799	end do
	800	end if
	801
	802	!-----------------------------------------------------------------------
	803	! Longwave
	804
	805	call optci(plevrad,tlevrad,dtaui,taucumi, &
	806	qxiaer,qsiaer,giaer,cosbi,wbari,tauaero,tmid,pmid, &
[305]	807	taugsurfi,qvar,muvarrad)
[538]	808
[253]	809	call sfluxi(plevrad,tlevrad,dtaui,taucumi,ubari,albi, &
	810	wnoi,dwni,cosbi,wbari,gweight,nfluxtopi,nfluxtopi_nu, &
	811	fmneti,fluxupi,fluxdni,fluxupi_nu,fzeroi,taugsurfi)
	812
	813	!-----------------------------------------------------------------------
	814	! Transformation of the correlated-k code outputs
	815	! (into dtlw, dtsw, fluxsurf_lw, fluxsurf_sw, fluxtop_lw, fluxtop_sw)
	816
	817	! Flux incident at the top of the atmosphere
	818	fluxtop_dn(ig)=fluxdnv(1)
	819
	820	fluxtop_lw(ig) = real(nfluxtopi)
	821	fluxabs_sw(ig) = real(-nfluxtopv)
	822	fluxsurf_lw(ig) = real(fluxdni(L_NLAYRAD))
	823	fluxsurf_sw(ig) = real(fluxdnv(L_NLAYRAD))
	824
	825	if(fluxtop_dn(ig).lt.0.0)then
	826	print*,'Achtung! fluxtop_dn has lost the plot!'
	827	print*,'fluxtop_dn=',fluxtop_dn(ig)
	828	print*,'acosz=',acosz
	829	print*,'aerosol=',aerosol(ig,:,:)
	830	print*,'temp= ',pt(ig,:)
	831	print*,'pplay= ',pplay(ig,:)
	832	call abort
	833	endif
	834
	835	! Spectral output, for exoplanet observational comparison
	836	if(specOLR)then
	837	do nw=1,L_NSPECTI
[526]	838	OLR_nu(ig,nw)=nfluxtopi_nu(nw)/DWNI(nw) !JL Normalize to the bandwidth
[253]	839	end do
	840	do nw=1,L_NSPECTV
[366]	841	!GSR_nu(ig,nw)=nfluxgndv_nu(nw)
[526]	842	OSR_nu(ig,nw)=nfluxoutv_nu(nw)/DWNV(nw) !JL Normalize to the bandwidth
[253]	843	end do
	844	endif
	845
	846	! Finally, the heating rates
	847
[586]	848	DO l=2,L_NLAYRAD
	849	dtsw(ig,L_NLAYRAD+1-l)=(fmnetv(l)-fmnetv(l-1)) &
	850	g/(cppscalep(plevrad(2l+1)-plevrad(2*l-1)))
	851	dtlw(ig,L_NLAYRAD+1-l)=(fmneti(l)-fmneti(l-1)) &
	852	g/(cppscalep(plevrad(2l+1)-plevrad(2*l-1)))
	853	END DO
[253]	854
	855	! These are values at top of atmosphere
[586]	856	dtsw(ig,L_NLAYRAD)=(fmnetv(1)-nfluxtopv) &
	857	g/(cppscalep*(plevrad(3)-plevrad(1)))
	858	dtlw(ig,L_NLAYRAD)=(fmneti(1)-nfluxtopi) &
	859	g/(cppscalep*(plevrad(3)-plevrad(1)))
[253]	860
	861	! ---------------------------------------------------------------
	862	end do ! end of big loop over every GCM column (ig = 1:ngrid)
	863
	864
	865	!-----------------------------------------------------------------------
	866	! Additional diagnostics
	867
	868	! IR spectral output, for exoplanet observational comparison
	869
	870
[526]	871	if(lastcall.and.(ngrid.eq.1))then ! could disable the 1D output, they are in the diagfi and diagspec... JL12
	872
[305]	873	print*,'Saving scalar quantities in surf_vals.out...'
	874	print*,'psurf = ', pplev(1,1),' Pa'
[253]	875	open(116,file='surf_vals.out')
	876	write(116,*) tsurf(1),pplev(1,1),fluxtop_dn(1), &
	877	real(-nfluxtopv),real(nfluxtopi)
	878	close(116)
	879
[538]	880	! I am useful, please don`t remove me!
[526]	881	! if(specOLR)then
	882	! open(117,file='OLRnu.out')
	883	! do nw=1,L_NSPECTI
	884	! write(117,*) OLR_nu(1,nw)
	885	! enddo
	886	! close(117)
	887	!
	888	! open(127,file='OSRnu.out')
	889	! do nw=1,L_NSPECTV
	890	! write(127,*) OSR_nu(1,nw)
	891	! enddo
	892	! close(127)
	893	! endif
[253]	894
	895	! OLR vs altitude: do it as a .txt file
	896	OLRz=.false.
	897	if(OLRz)then
	898	print*,'saving IR vertical flux for OLRz...'
	899	open(118,file='OLRz_plevs.out')
	900	open(119,file='OLRz.out')
	901	do l=1,L_NLAYRAD
	902	write(118,) plevrad(2l)
	903	do nw=1,L_NSPECTI
	904	write(119,*) fluxupi_nu(l,nw)
	905	enddo
	906	enddo
	907	close(118)
	908	close(119)
	909	endif
	910
[305]	911	endif
[253]	912
[486]	913	! see physiq.F for explanations about CLFvarying. This is temporary.
[470]	914	if (lastcall .and. .not.CLFvarying) then
	915	IF( ALLOCATED( gasi ) ) DEALLOCATE( gasi )
	916	IF( ALLOCATED( gasv ) ) DEALLOCATE( gasv )
	917	IF( ALLOCATED( pgasref ) ) DEALLOCATE( pgasref )
	918	IF( ALLOCATED( tgasref ) ) DEALLOCATE( tgasref )
	919	IF( ALLOCATED( wrefvar ) ) DEALLOCATE( wrefvar )
	920	IF( ALLOCATED( pfgasref ) ) DEALLOCATE( pfgasref )
	921	endif
	922
[253]	923	end subroutine callcorrk

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