;+
;
; .. _swr_isccp_tropflux_new_v1.pro:
;
; =============================
; swr_isccp_tropflux_new_v1.pro
; =============================
;
; DESCRIPTION
; ===========
;
; :file:`${PROJECT_OD}/TropFlux_sst_19890101_20091231.nc`
; containing
; sst corrected on OAFLUX grid
; has been produced by
; :func:`sst_correction_ncdf`.
;
; ++ are written in
; :file:`${PROJECT_OD}/correlation_isccp_olr.idl`
;
; This output file
; :file:`${PROJECT_OD}/correlation_isccp_olr.idl`
; will be used by
; :ref:`swr_isccp_tropflux_correlation_fig10.pro`.
;
; .. graphviz::
;
;    digraph swr_isccp_tropflux_new_v1 {
;
;       swr [shape=ellipse,fontname=Courier,label="${PROJECT_ID}/swr_oafluxgrid_1985_2007.nc"];
;       sw [shape=ellipse,fontname=Courier,label="${PROJECT_ID}/sw_reconstred_1989_2009.nc"];
;       olr [shape=ellipse,fontname=Courier,label="${PROJECT_ID}/olr_oafluxgrid_30n30s.nc"];
;       sst [shape=ellipse,fontname=Courier,label="${PROJECT_OD}/TropFlux_sst_19890101_20091231.nc"];
;       cor_olr [shape=ellipse,fontname=Courier,label="${PROJECT_OD}/correlation_isccp_olr.idl"];
;       figure [shape=ellipse,fontname=Courier,label="${PROJECT_OD}/correlation_rmsd_olra_swra_smooth.ps"];
;
;       swr_isccp_tropflux_new_v1 [shape=box,
;       fontname=Courier,
;       color=blue,
;       URL="http://forge.ipsl.jussieu.fr/tropflux/broswrer/trunk/src/paper01/fig11/swr_isccp_tropflux_new_v1.pro",
;       label="${TROPFLUX}/src/paper01/fig11/swr_isccp_tropflux_new_v1.pro"];
;
;       {swr sw olr sst} -> {swr_isccp_tropflux_new_v1} -> {col_olr figure}
;    }
;
; SEE ALSO
; ========
;
; :ref:`project_profile.sh`
; :ref:`project_init.pro`
; :ref:`cm_project.pro`
;
; EXAMPLES
; ========
;
; ::
;
;  swr_isccp_tropflux_new_v1
;
; TODO
; ====
;
; make it work on cratos : missing data swr_oafluxgrid_1985_2007.nc, etc.
;
; no more save to avoid IDL dependant files
;
; coding rules
;
; complete description
;
; handle IO error
;
; EVOLUTIONS
; ==========
;
; $Id$
;
; $URL$
;
; - fplod 20110817T100234Z aedon.locean-ipsl.upmc.fr (Darwin)
;
;   * remove _v20 in filename
;   * add PROJECT_OD to saved file
;
; - fplod 20110420T113330Z aedon.locean-ipsl.upmc.fr (Darwin)
;
;   * remove hard coding path
;   * add graphviz
;
; - fplod 20110411T142955Z aedon.locean-ipsl.upmc.fr (Darwin)
;
;   * minimal header
;
;-
pro swr_isccp_tropflux_new_v1
;
@cm_4cal
@cm_4data
@cm_4mesh
@cm_4data
@cm_project
;
reinitplt, /z,/invert
key_portrait = 1
;
openps, FILENAME = project_od_env+'correlation_rmsd_olra_swra_smooth.ps'
st=19890101
en=20071231
;
file=project_od_env+'swr_oafluxgrid_1985_2007.nc'
initncdf, file
sw_isccp=read_ncdf("swr", st, en, file=file,/nostr)
;
file=project_od_env+'sw_reconstred_1989_2009.nc'
initncdf, file
sw_trop=read_ncdf("sw", st, en+1, file=file,/nostr)
;
file=project_od_env+'olr_oafluxgrid_30n30s.nc'
initncdf, file
olr=read_ncdf("olr", st, en, file=file,/nostr)
;
help, sw_isccp, sw_trop , olr
;
;creating climatology
;
ny=(2007-1989)+1
nt=365*ny
;
olri=total(reform(olr(*,*,0:nt-1),nxt,nyt,365,ny),4)/ny
swi=total(reform(sw_isccp(*,*,0:nt-1),nxt,nyt,365,ny),4)/ny
help, olri, swi
;
; applying smoothing
nsmooth=45
;
swi=[[[swi]],[[swi]],[[swi]]]
olri=[[[olri]],[[olri]],[[olri]]]
si=size(sw)
n1=si(1)
n2=si(2)
;
for j=0,n2-1 do begin
  for i=0,n1-1 do begin
    x=reform(swi(i,j,*))
    y=reform(olri(i,j,*))
    swi(i,j,*)=smooth(x,nsmooth)
    olri(i,j,*)=smooth(y,nsmooth)
  endfor
endfor
;
swi=swi[*,*,365:365+364]
olri=olri[*,*,365:365+364]
help, swi, olri
;
caldat, time,mon,day,yea
swm=olr*0.
olrm=olr*0.
for jt=0,jpt-1 do begin
  jtt=(time(jt)-julday(1,1,yea(jt))) < 364
  swm(*,*,jt)=swi(*,*,jtt)
  olrm(*,*,jt)=olri(*,*,jtt)
  print, jt
endfor
swa=sw_isccp-swm        ; swr anomaly
olra=olr-olrm     ; olr anomaly
help, swa, olra
m=reform(sw_trop(*,*,0))
tmask=finite(m)
cor_olr=fltarr(jpi,jpj)+!values.f_nan
rms_olr=fltarr(jpi,jpj)+!values.f_nan
;
for jj=0,jpj-1 do begin
  for ji=0,jpi-1 do begin
    if (tmask(ji,jj)) then begin
      print, 'over',jj, '/', jpj-1
;
      swr_ano=reform(swa(ji,jj,*))
      olr_ano=reform(olra(ji,jj,*))
;
      cor_olr(ji,jj)=correlate(swr_ano,olr_ano)
      rms_olr(ji,jj)=(total((swr_ano-olr_ano)^2)/(jpt-1l))^.5
;
    endif
  endfor
endfor
;
cor=fltarr(jpi,jpj)+!values.f_nan
rms=fltarr(jpi,jpj)+!values.f_nan
for jj=1,jpj-2 do begin
  for ji=1,jpi-2 do begin
    if (tmask(ji,jj)) then begin
       cor(ji,jj)=(cor_olr(ji-1,jj)+cor_olr(ji+1,jj)+cor_olr(ji,jj-1)+cor_olr(ji,jj+1))*tmask(ji,jj)/(tmask(ji-1,jj)+tmask(ji+1,jj)+tmask(ji,jj-1)+tmask(ji,jj+1))
    endif
  endfor
endfor
;
save, cor, cor_olr, filename=project_od_env + 'correlation_isccp_olr.idl'
;
lct=64
cs=0.9
marge1=[0,0,-5,0]
help, cor
;
plt, cor_olr,0.5,1, lct=lct, $
     small=[1,4,1],/rempl,/noer,/nocont, $
     charsize=cs,/nocolorb,marge=marge, $
     subt='',title='a) Correlation (OLRA, SWRA)',xminor=1,yminor=1
;
file=project_od_env+'TropFlux_sst_19890101_20091231.nc"
initncdf, file
sst=read_ncdf("sst", 19890101, 20091231, file=file,/nostr)
sst=grossemoyenne(sst, "t",/nan)
;
plt, cor_olr,0.5,1, lct=lct, $
     small=[1,4,3],/rempl,/noer,/nocont, $
     charsize=cs,marge=marge, $
     subt='',title='a) Correlation (OLRA, SWRA)',xminor=1,yminor=1, $
     contour=sst, contmin=26.5, contmax=28.5, contint=1.
;
plt, rms_olr, lct=lct, $
     small=[1,4,4],/rempl,/noer,/nocont, $
     charsize=cs, marge=marge,/nocolorb, $
     subt='',title='b) RMS Difference (OLRA, SWRA)',xminor=1,yminor=1
;
closeps
;
end