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callcorrk.F90 @ 545

Last change on this file since 545 was 538, checked in by rwordsworth, 14 years ago
calc_cpp_mugaz changed to a check only in 3D
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, &
[305]	3	tsurf,fract,dist_star,aerosol,cpp3D,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
	120	real*8 taugsurf(L_NSPECTV,L_NGAUSS-1)
	121	real*8 taugsurfi(L_NSPECTI,L_NGAUSS-1)
	122
[305]	123	real*8 qvar(L_LEVELS) ! mixing ratio of variable component (mol/mol)
[253]	124	REAL pq(ngridmx,nlayer,nq)
	125	REAL qsurf(ngridmx,nqmx) ! tracer on surface (e.g. kg.m-2)
	126	integer nq
	127
	128	! Local aerosol optical properties for each column on RADIATIVE grid
	129	real*8 QXVAER(L_LEVELS+1,L_NSPECTV,naerkind)
	130	real*8 QSVAER(L_LEVELS+1,L_NSPECTV,naerkind)
	131	real*8 GVAER(L_LEVELS+1,L_NSPECTV,naerkind)
	132	real*8 QXIAER(L_LEVELS+1,L_NSPECTI,naerkind)
	133	real*8 QSIAER(L_LEVELS+1,L_NSPECTI,naerkind)
	134	real*8 GIAER(L_LEVELS+1,L_NSPECTI,naerkind)
	135
	136	save qxvaer, qsvaer, gvaer
	137	save qxiaer, qsiaer, giaer
	138	save QREFvis3d, QREFir3d
	139
	140	REAL tau_col(ngrid) ! diagnostic from aeropacity
	141
	142	! Misc.
	143	logical firstcall, lastcall, nantest
	144	real*8 tempv(L_NSPECTV)
	145	real*8 tempi(L_NSPECTI)
	146	real*8 temp,temp1,temp2,pweight
	147	character(len=10) :: tmp1
	148	character(len=10) :: tmp2
	149
	150	! for fixed water vapour profiles
	151	integer i_var
	152	real RH
	153	real*8 pq_temp(nlayer)
	154	real ptemp, Ttemp, qsat
	155
	156	! real(KIND=r8) :: pq_temp(nlayer) ! better F90 way.. DOESNT PORT TO F77!!!
	157
[305]	158	!real ptime, pday
[253]	159	logical OLRz
	160	real*8 NFLUXGNDV_nu(L_NSPECTV)
	161
	162	! for H2O cloud fraction in aeropacity
	163	real cloudfrac(ngridmx,nlayermx)
	164	real totcloudfrac(ngridmx)
	165	logical clearsky
	166
	167	! Allow variations in cp with location
	168	real cpp3D(ngridmx,nlayermx) ! specific heat capacity at const. pressure
	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
[253]	271	firstcall=.false.
	272
	273	end if
	274
	275	!=======================================================================
	276	! Initialization on every call
	277
	278	do l=1,nlayer
	279	do ig=1,ngrid
	280	do iaer=1,naerkind
	281	nueffrad(ig,l,iaer) = 0.1 ! stays at 0.1
	282	enddo
	283	enddo
	284	enddo
	285
[305]	286	if(kastprof)then
	287	radfixed=.true.
	288	endif
	289
[253]	290	if(radfixed)then
	291	do l=1,nlayer
	292	do ig=1,ngrid
	293	reffrad(ig,l,1) = 5.e-5 ! CO2 ice
	294	enddo
	295	enddo
	296	print*,'CO2 ice particle size = ',reffrad(1,1,1)/1.e-6,' um'
	297	if(naerkind.ge.2)then
	298	do l=1,nlayer
	299	do ig=1,ngrid
[305]	300	!reffrad(ig,l,2) = 2.e-5 ! H2O ice
	301	reffrad(ig,l,2) = 5.e-6 ! H2O ice
[253]	302	enddo
	303	enddo
	304	print*,'H2O ice particle size = ',reffrad(1,1,2)/1.e-6,' um'
	305	endif
	306	if(naerkind.eq.3)then
	307	do l=1,nlayer
	308	do ig=1,ngrid
	309	reffrad(ig,l,naerkind) = 2.e-6 ! dust
	310	enddo
	311	enddo
	312	print*,'Dust particle size = ',reffrad(1,1,naerkind)/1.e-6,' um'
	313	endif
	314	if(naerkind.gt.3)then
	315	print*,'Code not general enough to deal with naerkind > 3 yet.'
	316	call abort
	317	endif
	318
	319	else
	320
	321	maxrad=0.0
[305]	322	!averad=0.0
[253]	323	minrad=1.0
	324	do l=1,nlayer
[305]	325
	326	!masse = (pplev(ig,l) - pplev(ig,l+1))/g
	327
[253]	328	do ig=1,ngrid
[538]	329	if(tracer)then
	330	!if(tracer.and.igcm_co2_ice.gt.0)then
	331
	332	if(igcm_co2_ice.lt.1)then
	333	print*,'Tracers but no CO2 ice still seems to be a problem...'
	334	print*,'Aborting in callcorrk.'
	335	stop
	336	endif
	337
[253]	338	reffrad(ig,l,1) = CBRT( 3*pq(ig,l,igcm_co2_ice)/ &
	339	(4Nmix_co2pi*rho_co2) )
	340	endif
	341	reffrad(ig,l,1) = max(reffrad(ig,l,1),1.e-6)
	342	reffrad(ig,l,1) = min(reffrad(ig,l,1),500.e-6)
	343
[305]	344	!averad = averad + reffrad(ig,l,1)*area(ig)
[253]	345	maxrad = max(reffrad(ig,l,1),maxrad)
	346	minrad = min(reffrad(ig,l,1),minrad)
	347	enddo
	348	enddo
	349	if(igcm_co2_ice.gt.0)then
	350	print*,'Max. CO2 ice particle size = ',maxrad/1.e-6,' um'
	351	print*,'Min. CO2 ice particle size = ',minrad/1.e-6,' um'
	352	endif
	353
	354	if((naerkind.ge.2).and.water)then
	355	maxrad=0.0
	356	minrad=1.0
	357	do l=1,nlayer
	358	do ig=1,ngrid
	359	reffrad(ig,l,2) = CBRT( 3*pq(ig,l,igcm_h2o_ice)/ &
	360	(4Nmix_h2opi*rho_ice) )
	361	reffrad(ig,l,2) = max(reffrad(ig,l,2),1.e-6)
	362	reffrad(ig,l,2) = min(reffrad(ig,l,2),100.e-6)
	363
	364	maxrad = max(reffrad(ig,l,2),maxrad)
	365	minrad = min(reffrad(ig,l,2),minrad)
	366	enddo
	367	enddo
	368	print*,'Max. H2O ice particle size = ',maxrad/1.e-6,' um'
	369	print*,'Min. H2O ice particle size = ',minrad/1.e-6,' um'
	370	endif
	371
	372	if(naerkind.eq.3)then
	373	do l=1,nlayer
	374	do ig=1,ngrid
	375	reffrad(ig,l,naerkind) = 2.e-6 ! dust
	376	enddo
	377	enddo
	378	endif
	379
	380	endif
	381
[305]	382
[253]	383	! how much light we get
	384	fluxtoplanet=0
	385	do nw=1,L_NSPECTV
	386	stel(nw)=stellarf(nw)/(dist_star**2)
	387	fluxtoplanet=fluxtoplanet + stel(nw)
	388	end do
	389
	390	call aeroptproperties(ngrid,nlayer,reffrad,nueffrad, &
	391	QVISsQREF3d,omegaVIS3d,gVIS3d, &
	392	QIRsQREF3d,omegaIR3d,gIR3d, &
	393	QREFvis3d,QREFir3d) ! get 3D aerosol optical properties
	394
	395	call aeropacity(ngrid,nlayer,nq,pplay,pplev,pq,aerosol, &
	396	reffrad,QREFvis3d,QREFir3d, &
	397	tau_col,cloudfrac,totcloudfrac,clearsky) ! get aerosol optical depths
	398
[305]	399
[253]	400	!-----------------------------------------------------------------------
	401	! Starting Big Loop over every GCM column
	402	do ig=1,ngridmx
	403
	404	!=======================================================================
	405	! Transformation of the GCM variables
	406
	407	!-----------------------------------------------------------------------
	408	! Aerosol optical properties Qext, Qscat and g
	409	! The transformation in the vertical is the same as for temperature
	410
	411	! shortwave
	412	do iaer=1,naerkind
	413	DO nw=1,L_NSPECTV
	414	do l=1,nlayermx
	415
	416	temp1=QVISsQREF3d(ig,nlayermx+1-l,nw,iaer) &
	417	*QREFvis3d(ig,nlayermx+1-l,iaer)
	418
	419	temp2=QVISsQREF3d(ig,max(nlayermx-l,1),nw,iaer) &
	420	*QREFvis3d(ig,max(nlayermx-l,1),iaer)
	421
	422	qxvaer(2*l,nw,iaer) = temp1
	423	qxvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	424
	425	temp1=temp1*omegavis3d(ig,nlayermx+1-l,nw,iaer)
	426	temp2=temp2*omegavis3d(ig,max(nlayermx-l,1),nw,iaer)
	427
	428	qsvaer(2*l,nw,iaer) = temp1
	429	qsvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	430
	431	temp1=gvis3d(ig,nlayermx+1-l,nw,iaer)
	432	temp2=gvis3d(ig,max(nlayermx-l,1),nw,iaer)
	433
	434	gvaer(2*l,nw,iaer) = temp1
	435	gvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	436
	437	end do
	438
	439	qxvaer(1,nw,iaer)=qxvaer(2,nw,iaer)
	440	qxvaer(2*nlayermx+1,nw,iaer)=0.
	441
	442	qsvaer(1,nw,iaer)=qsvaer(2,nw,iaer)
	443	qsvaer(2*nlayermx+1,nw,iaer)=0.
	444
	445	gvaer(1,nw,iaer)=gvaer(2,nw,iaer)
	446	gvaer(2*nlayermx+1,nw,iaer)=0.
	447
	448	end do
	449
	450	! longwave
	451	DO nw=1,L_NSPECTI
	452	do l=1,nlayermx
	453
	454	temp1=QIRsQREF3d(ig,nlayermx+1-l,nw,iaer) &
	455	*QREFir3d(ig,nlayermx+1-l,iaer)
	456
	457	temp2=QIRsQREF3d(ig,max(nlayermx-l,1),nw,iaer) &
	458	*QREFir3d(ig,max(nlayermx-l,1),iaer)
	459
	460	qxiaer(2*l,nw,iaer) = temp1
	461	qxiaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	462
	463	temp1=temp1*omegair3d(ig,nlayermx+1-l,nw,iaer)
	464	temp2=temp2*omegair3d(ig,max(nlayermx-l,1),nw,iaer)
	465
	466	qsiaer(2*l,nw,iaer) = temp1
	467	qsiaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	468
	469	temp1=gir3d(ig,nlayermx+1-l,nw,iaer)
	470	temp2=gir3d(ig,max(nlayermx-l,1),nw,iaer)
	471
	472	giaer(2*l,nw,iaer) = temp1
	473	giaer(2*l+1,nw,iaer)=(temp1+temp2)/2
	474
	475	end do
	476
	477	qxiaer(1,nw,iaer)=qxiaer(2,nw,iaer)
	478	qxiaer(2*nlayermx+1,nw,iaer)=0.
	479
	480	qsiaer(1,nw,iaer)=qsiaer(2,nw,iaer)
	481	qsiaer(2*nlayermx+1,nw,iaer)=0.
	482
	483	giaer(1,nw,iaer)=giaer(2,nw,iaer)
	484	giaer(2*nlayermx+1,nw,iaer)=0.
	485
	486	end do
	487	end do
	488
	489	! test / correct for freaky s. s. albedo values
	490	do iaer=1,naerkind
	491	do k=1,L_LEVELS+1
	492
	493	do nw=1,L_NSPECTV
	494	if(qsvaer(k,nw,iaer).gt.1.05*qxvaer(k,nw,iaer))then
	495	print*,'Serious problems with qsvaer values in callcorrk'
	496	call abort
	497	endif
	498	if(qsvaer(k,nw,iaer).gt.qxvaer(k,nw,iaer))then
	499	qsvaer(k,nw,iaer)=qxvaer(k,nw,iaer)
	500	endif
	501	end do
	502
	503	do nw=1,L_NSPECTI
	504	if(qsiaer(k,nw,iaer).gt.1.05*qxiaer(k,nw,iaer))then
	505	print*,'Serious problems with qsiaer values in callcorrk'
	506	call abort
	507	endif
	508	if(qsiaer(k,nw,iaer).gt.qxiaer(k,nw,iaer))then
	509	qsiaer(k,nw,iaer)=qxiaer(k,nw,iaer)
	510	endif
	511	end do
	512
	513	end do
	514	end do
	515
	516	!-----------------------------------------------------------------------
	517	! Aerosol optical depths
	518
	519	do iaer=1,naerkind ! a bug was here
	520	do k=0,nlayer-1
	521
	522	pweight=(pplay(ig,L_NLAYRAD-k)-pplev(ig,L_NLAYRAD-k+1))/ &
	523	(pplev(ig,L_NLAYRAD-k)-pplev(ig,L_NLAYRAD-k+1))
	524
	525	temp=aerosol(ig,L_NLAYRAD-k,iaer)/QREFvis3d(ig,L_NLAYRAD-k,iaer)
	526
	527	tauaero(2k+2,iaer)=max(temppweight,0.0)
	528	tauaero(2k+3,iaer)=max(temp-tauaero(2k+2,iaer),0.0)
	529	!
	530	end do
	531	! boundary conditions
	532	tauaero(1,iaer) = tauaero(2,iaer)
	533	tauaero(L_LEVELS+1,iaer) = tauaero(L_LEVELS,iaer)
	534	!tauaero(1,iaer) = 0.
	535	!tauaero(L_LEVELS+1,iaer) = 0.
	536	end do
	537
	538	! Albedo and emissivity
	539	albi=1-emis(ig) ! longwave
	540	albv=albedo(ig) ! shortwave
	541
	542	if(noradsurf.and.(albv.gt.0.0))then
	543	print*,'For open lower boundary in callcorrk must'
	544	print*,'have surface albedo set to zero!'
	545	call abort
	546	endif
	547
[305]	548	if(ngridmx.eq.1) then ! fixed zenith angle 'szangle' in 1D
[253]	549	acosz = cos(pi*szangle/180.0)
	550	print*,'acosz=',acosz,', szangle=',szangle
	551	else
	552	acosz=mu0(ig) ! cosine of sun incident angle
	553	endif
	554
	555	!-----------------------------------------------------------------------
[305]	556	! Water vapour (to be generalised for other gases eventually)
[253]	557
[305]	558	if(varactive)then
[253]	559
	560	i_var=igcm_h2o_vap
	561	do l=1,nlayer
	562	qvar(2*l) = pq(ig,nlayer+1-l,i_var)
	563	qvar(2*l+1) = (pq(ig,nlayer+1-l,i_var)+pq(ig,max(nlayer-l,1),i_var))/2
	564	! Average approximation as for temperature...
	565	end do
	566	qvar(1)=qvar(2)
	567
	568	elseif(varfixed)then
	569
	570	do l=1,nlayermx ! here we will assign fixed water vapour profiles globally
	571	RH = satval * ((pplay(ig,l)/pplev(ig,1) - 0.02) / 0.98)
	572	if(RH.lt.0.0) RH=0.0
	573
	574	ptemp=pplay(ig,l)
	575	Ttemp=pt(ig,l)
	576	call watersat(Ttemp,ptemp,qsat)
	577
	578	!pq_temp(l) = qsat ! fully saturated everywhere
	579	pq_temp(l) = RH * qsat ! ~realistic profile (e.g. 80% saturation at ground)
	580	end do
	581
	582	do l=1,nlayer
	583	qvar(2*l) = pq_temp(nlayer+1-l)
	584	qvar(2*l+1) = (pq_temp(nlayer+1-l)+pq_temp(max(nlayer-l,1)))/2
	585	end do
	586	qvar(1)=qvar(2)
	587
	588	! Lowest layer of atmosphere
	589	RH = satval * (1 - 0.02) / 0.98
	590	if(RH.lt.0.0) RH=0.0
	591
	592	ptemp = pplev(ig,1)
	593	Ttemp = tsurf(ig)
	594	call watersat(Ttemp,ptemp,qsat)
	595
	596	!qvar(2*nlayermx+1)=qsat ! fully saturated everywhere
	597	qvar(2nlayermx+1)= RH qsat ! ~realistic profile (e.g. 80% saturation at ground)
[538]	598	!qvar=0.005 ! completely constant profile (JL)
[253]	599
	600	else
	601	do k=1,L_LEVELS
	602	qvar(k) = 1.0D-7
	603	end do
	604	end if
	605
[538]	606	if(.not.kastprof)then
[305]	607	! IMPORTANT: Now convert from kg/kg to mol/mol
[253]	608	do k=1,L_LEVELS
	609	qvar(k) = qvar(k)/epsi
	610	end do
[538]	611	end if
[253]	612
[366]	613	!-----------------------------------------------------------------------
	614	! kcm mode only
[305]	615	if(kastprof)then
	616
[486]	617	! initial values equivalent to mugaz
[305]	618	DO l=1,nlayer
[366]	619	muvarrad(2*l) = mugaz
	620	muvarrad(2*l+1) = mugaz
	621	END DO
	622
[486]	623	!do k=1,L_LEVELS
	624	! qvar(k) = 0.0
	625	!end do
	626	!print*,'ASSUMING qH2O=0 EVERYWHERE IN CALLCORRK!'
[366]	627	endif
	628
	629
	630	if(kastprof.and.(ngasmx.gt.1))then
	631
	632	DO l=1,nlayer
[305]	633	muvarrad(2*l) = muvar(ig,nlayer+2-l)
	634	muvarrad(2*l+1) = (muvar(ig,nlayer+2-l) + &
	635	muvar(ig,max(nlayer+1-l,1)))/2
	636	END DO
	637
	638	muvarrad(1) = muvarrad(2)
	639	muvarrad(2*nlayermx+1)=muvar(ig,1)
	640
	641	print*,'Recalculating qvar with VARIABLE epsi for kastprof'
[538]	642	print*,'Assumes that the variable gas is H2O!!!'
	643	print*,'Assumes that there is only one tracer'
	644	!i_var=igcm_h2o_vap
	645	i_var=1
	646	if(nqmx.gt.1)then
	647	print*,'Need 1 tracer only to run kcm1d.e'
	648	stop
	649	endif
[305]	650	do l=1,nlayer
	651	vtmp(l)=pq(ig,l,i_var)*muvar(ig,l+1)/mH2O
	652	end do
	653
	654	do l=1,nlayer
	655	qvar(2*l) = vtmp(nlayer+1-l)
	656	qvar(2*l+1) = ( vtmp(nlayer+1-l) + vtmp(max(nlayer-l,1)) )/2
	657	end do
	658	qvar(1)=qvar(2)
	659
[538]	660	print*,'Warning: reducing qvar in callcorrk.'
	661	print*,'Temperature profile no longer consistent ', &
	662	'with saturated H2O.'
	663	do k=1,L_LEVELS
	664	qvar(k) = qvar(k)*satval
	665	end do
	666
[305]	667	endif
	668
[253]	669	! Keep values inside limits for which we have radiative transfer coefficients
	670	if(L_REFVAR.gt.1)then ! there was a bug here!
	671	do k=1,L_LEVELS
	672	if(qvar(k).lt.wrefvar(1))then
	673	qvar(k)=wrefvar(1)+1.0e-8
	674	elseif(qvar(k).gt.wrefvar(L_REFVAR))then
	675	qvar(k)=wrefvar(L_REFVAR)-1.0e-8
	676	endif
	677	end do
	678	endif
	679
	680	!-----------------------------------------------------------------------
	681	! Pressure and temperature
	682
	683	DO l=1,nlayer
	684	plevrad(2*l) = pplay(ig,nlayer+1-l)/scalep
	685	plevrad(2*l+1) = pplev(ig,nlayer+1-l)/scalep
	686	tlevrad(2*l) = pt(ig,nlayer+1-l)
	687	tlevrad(2*l+1) = (pt(ig,nlayer+1-l)+pt(ig,max(nlayer-l,1)))/2
	688	END DO
	689
	690	plevrad(1) = 0
	691	plevrad(2) = max(pgasmin,0.0001*plevrad(3))
	692
	693	tlevrad(1) = tlevrad(2)
	694	tlevrad(2*nlayermx+1)=tsurf(ig)
	695
	696	tmid(1) = tlevrad(2)
	697	tmid(2) = tlevrad(2)
	698	pmid(1) = plevrad(2)
	699	pmid(2) = plevrad(2)
	700
	701	DO l=1,L_NLAYRAD-1
	702	tmid(2l+1) = tlevrad(2l+1)
	703	tmid(2l+2) = tlevrad(2l+1)
	704	pmid(2l+1) = plevrad(2l+1)
	705	pmid(2l+2) = plevrad(2l+1)
	706	END DO
	707	pmid(L_LEVELS) = plevrad(L_LEVELS)
	708	tmid(L_LEVELS) = tlevrad(L_LEVELS)
	709
	710	! test for out-of-bounds pressure
	711	if(plevrad(3).lt.pgasmin)then
	712	print*,'Minimum pressure is outside the radiative'
	713	print*,'transfer kmatrix bounds, exiting.'
	714	call abort
	715	elseif(plevrad(L_LEVELS).gt.pgasmax)then
	716	print*,'Maximum pressure is outside the radiative'
	717	print*,'transfer kmatrix bounds, exiting.'
	718	call abort
	719	endif
	720
	721	! test for out-of-bounds temperature
	722	do k=1,L_LEVELS
	723	if(tlevrad(k).lt.tgasmin)then
	724	print*,'Minimum temperature is outside the radiative'
	725	print*,'transfer kmatrix bounds, exiting.'
[486]	726	!print*,'WARNING, OVERRIDING FOR TEST'
	727	call abort
[253]	728	elseif(tlevrad(k).gt.tgasmax)then
	729	print*,'Maximum temperature is outside the radiative'
	730	print*,'transfer kmatrix bounds, exiting.'
[486]	731	!print*,'WARNING, OVERRIDING FOR TEST'
	732	call abort
[253]	733	endif
	734	enddo
	735
	736	!=======================================================================
	737	! Calling the main radiative transfer subroutines
	738
	739
	740	!-----------------------------------------------------------------------
	741	! Shortwave
	742
	743	if(fract(ig) .ge. 1.0e-4) then ! only during daylight!
	744
	745	fluxtoplanet=0.
	746
	747	if((ngridmx.eq.1).and.(.not.(diurnal.or.tlocked)))then
	748	do nw=1,L_NSPECTV
	749	stel_fract(nw)= stel(nw) * 0.25 / acosz
	750	fluxtoplanet=fluxtoplanet + stel_fract(nw)
	751	! globally averaged = divide by 4
	752	! but we correct for solar zenith angle
	753	end do
	754	else
	755	do nw=1,L_NSPECTV
	756	stel_fract(nw)= stel(nw) * fract(ig)
	757	fluxtoplanet=fluxtoplanet + stel_fract(nw)
	758	end do
	759	endif
	760
	761	call optcv(dtauv,tauv,taucumv,plevrad, &
	762	qxvaer,qsvaer,gvaer,wbarv,cosbv,tauray,tauaero, &
[305]	763	tmid,pmid,taugsurf,qvar,muvarrad)
[253]	764
	765	call sfluxv(dtauv,tauv,taucumv,albv,dwnv,wbarv,cosbv, &
[366]	766	acosz,stel_fract,gweight, &
	767	nfluxtopv,nfluxoutv_nu,nfluxgndv_nu, &
[253]	768	fmnetv,fluxupv,fluxdnv,fzerov,taugsurf)
	769
	770	else ! during the night, fluxes = 0
[366]	771	nfluxtopv = 0.0
	772	nfluxoutv_nu(:) = 0.0
	773	nfluxgndv_nu(:) = 0.0
[253]	774	do l=1,L_NLAYRAD
	775	fmnetv(l)=0.0
	776	fluxupv(l)=0.0
	777	fluxdnv(l)=0.0
	778	end do
	779	end if
	780
	781	!-----------------------------------------------------------------------
	782	! Longwave
	783
	784	call optci(plevrad,tlevrad,dtaui,taucumi, &
	785	qxiaer,qsiaer,giaer,cosbi,wbari,tauaero,tmid,pmid, &
[305]	786	taugsurfi,qvar,muvarrad)
[538]	787
[253]	788	call sfluxi(plevrad,tlevrad,dtaui,taucumi,ubari,albi, &
	789	wnoi,dwni,cosbi,wbari,gweight,nfluxtopi,nfluxtopi_nu, &
	790	fmneti,fluxupi,fluxdni,fluxupi_nu,fzeroi,taugsurfi)
	791
	792	!-----------------------------------------------------------------------
	793	! Transformation of the correlated-k code outputs
	794	! (into dtlw, dtsw, fluxsurf_lw, fluxsurf_sw, fluxtop_lw, fluxtop_sw)
	795
	796	! Flux incident at the top of the atmosphere
	797	fluxtop_dn(ig)=fluxdnv(1)
	798
	799	fluxtop_lw(ig) = real(nfluxtopi)
	800	fluxabs_sw(ig) = real(-nfluxtopv)
	801	fluxsurf_lw(ig) = real(fluxdni(L_NLAYRAD))
	802	fluxsurf_sw(ig) = real(fluxdnv(L_NLAYRAD))
	803
[305]	804
[253]	805	if(fluxtop_dn(ig).lt.0.0)then
	806	print*,'Achtung! fluxtop_dn has lost the plot!'
	807	print*,'fluxtop_dn=',fluxtop_dn(ig)
	808	print*,'acosz=',acosz
	809	print*,'aerosol=',aerosol(ig,:,:)
	810	print*,'temp= ',pt(ig,:)
	811	print*,'pplay= ',pplay(ig,:)
	812	call abort
	813	endif
	814
	815	! Spectral output, for exoplanet observational comparison
	816	if(specOLR)then
	817	do nw=1,L_NSPECTI
[526]	818	OLR_nu(ig,nw)=nfluxtopi_nu(nw)/DWNI(nw) !JL Normalize to the bandwidth
[253]	819	end do
	820	do nw=1,L_NSPECTV
[366]	821	!GSR_nu(ig,nw)=nfluxgndv_nu(nw)
[526]	822	OSR_nu(ig,nw)=nfluxoutv_nu(nw)/DWNV(nw) !JL Normalize to the bandwidth
[253]	823	end do
	824	endif
	825
	826	! Finally, the heating rates
	827	if(nonideal)then
	828
	829	DO l=2,L_NLAYRAD
	830	dtsw(ig,L_NLAYRAD+1-l)=(fmnetv(l)-fmnetv(l-1)) &
	831	*g/(cpp3D(ig,L_NLAYRAD+1-l) &
	832	scalep(plevrad(2l+1)-plevrad(2l-1)))
	833	dtlw(ig,L_NLAYRAD+1-l)=(fmneti(l)-fmneti(l-1)) &
	834	*g/(cpp3D(ig,L_NLAYRAD+1-l) &
	835	scalep(plevrad(2l+1)-plevrad(2l-1)))
	836	END DO
	837
	838	! These are values at top of atmosphere
	839	dtsw(ig,L_NLAYRAD)=(fmnetv(1)-nfluxtopv) &
	840	g/(cpp3D(ig,L_NLAYRAD)scalep*(plevrad(3)-plevrad(1)))
	841	dtlw(ig,L_NLAYRAD)=(fmneti(1)-nfluxtopi) &
	842	g/(cpp3D(ig,L_NLAYRAD)scalep*(plevrad(3)-plevrad(1)))
	843
	844	else
	845
	846	DO l=2,L_NLAYRAD
	847	dtsw(ig,L_NLAYRAD+1-l)=(fmnetv(l)-fmnetv(l-1)) &
	848	g/(cppscalep(plevrad(2l+1)-plevrad(2*l-1)))
	849	dtlw(ig,L_NLAYRAD+1-l)=(fmneti(l)-fmneti(l-1)) &
	850	g/(cppscalep(plevrad(2l+1)-plevrad(2*l-1)))
	851	END DO
	852
	853	! These are values at top of atmosphere
	854	dtsw(ig,L_NLAYRAD)=(fmnetv(1)-nfluxtopv) &
	855	g/(cppscalep*(plevrad(3)-plevrad(1)))
	856	dtlw(ig,L_NLAYRAD)=(fmneti(1)-nfluxtopi) &
	857	g/(cppscalep*(plevrad(3)-plevrad(1)))
	858
	859	endif
	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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