[6] | 1 | ;+ |
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| 2 | ; |
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| 3 | ; .. _interp_erai_sst_1989_2009.pro: |
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| 4 | ; |
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| 5 | ; ============================= |
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| 6 | ; interp_erai_sst_1989_2009.pro |
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| 7 | ; ============================= |
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| 8 | ; |
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[9] | 9 | ; .. graphviz:: |
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| 10 | ; |
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| 11 | ; digraph interp_erai_sst_1989_2009 { |
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| 12 | ; graph [ |
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| 13 | ; rankdir="LR", |
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| 14 | ; ] |
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| 15 | ; file_in [shape=ellipse,fontname=Courier,label="/Volumes/PRAVEEN/ERAI_global/20c3m_erai_sstk_TROP_1989_2009.nc"]; |
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| 16 | ; |
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[50] | 17 | ; mask [shape=ellipse,fontname=Courier,label="${PROJECT_ID}/mask_oaflux_30N30S.nc"]; |
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[9] | 18 | ; |
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| 19 | ; ncfile [shape=ellipse,fontname=Courier,label="/Volumes/PRAVEEN/TropFlux/input_uncor/erai_sst_19890101_20091231_oafluxgrid.nc"]; |
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| 20 | ; |
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| 21 | ; interp_erai_sst_1989_2009 [shape=box, |
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| 22 | ; fontname=Courier, |
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| 23 | ; color=blue, |
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| 24 | ; URL="http://forge.ipsl.jussieu.fr/tropflux/browser/trunk/src/interp_erai_sst_1989_2009.pro", |
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[50] | 25 | ; label="${PROJECT}/src/interp_erai_sst_1989_2009.pro"]; |
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[9] | 26 | ; |
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| 27 | ; {file_in mask} -> {interp_erai_sst_1989_2009} -> {ncfile} |
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| 28 | ; } |
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| 29 | ; |
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[6] | 30 | ; SEE ALSO |
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| 31 | ; ======== |
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| 32 | ; |
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[50] | 33 | ; :ref:`project_profile.sh` |
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[19] | 34 | ; |
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[20] | 35 | ; :func:`report <saxo:report>` |
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| 36 | ; :func:`isadirectory <saxo:isadirectory>` |
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| 37 | ; :func:`isafile <saxo:isafile>` |
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| 38 | ; :func:`initncdf <saxo:initncdf>` |
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| 39 | ; :func:`read_ncdf <saxo:read_ncdf>` |
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| 40 | ; :func:`domdef <saxo:domdef>` |
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| 41 | ; :func:`call_interp2d <saxo:call_interp2d>` |
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| 42 | ; :func:`ncdf_quickwrite <saxo:ncdf_quickwrite>` |
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| 43 | ; |
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[6] | 44 | ; EXAMPLES |
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| 45 | ; ======== |
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| 46 | ; |
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| 47 | ; :: |
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| 48 | ; |
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| 49 | ; IDL> interp_erai_sst_1989_2009 |
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| 50 | ; |
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| 51 | ; TODO |
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| 52 | ; ==== |
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| 53 | ; |
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[50] | 54 | ; hard coded directory - usage of ${PROJECT_ID} |
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[6] | 55 | ; |
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| 56 | ; coding rules |
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| 57 | ; |
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[19] | 58 | ; KNOWN ISSUES |
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| 59 | ; ============ |
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| 60 | ; |
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| 61 | ; test of existence of fullfilename_msk not very efficient because |
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| 62 | ; MUST_EXIST keyword of :func:`isafile <saxo:isafile>` not yet implemented |
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| 63 | ; |
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[6] | 64 | ; EVOLUTIONS |
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| 65 | ; ========== |
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| 66 | ; |
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[19] | 67 | ; - fplod 20101217T140745Z aedon.locean-ipsl.upmc.fr (Darwin) |
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| 68 | ; |
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| 69 | ; * remove hard coded directory for mask_oaflux_30N30S.nc |
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| 70 | ; |
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[9] | 71 | ; - fplod 20101215T100932Z aedon.locean-ipsl.upmc.fr (Darwin) |
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| 72 | ; |
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| 73 | ; * add graph in header |
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| 74 | ; |
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[6] | 75 | ; - fplod 20101214T093615Z aedon.locean-ipsl.upmc.fr (Darwin) |
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| 76 | ; |
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| 77 | ; * minimal header |
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| 78 | ; |
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| 79 | ; - pbk 2008 |
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| 80 | ; |
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| 81 | ; |
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| 82 | ; * creation |
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| 83 | ; |
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| 84 | ;- |
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[5] | 85 | pro interp_erai_sst_1989_2009 |
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| 86 | @common |
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[50] | 87 | @cm_project |
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[19] | 88 | ; |
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[20] | 89 | ; check for input directory |
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[19] | 90 | ; |
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[50] | 91 | ; test if ${PROJECT_ID} defined |
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| 92 | CASE project_id_env OF |
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[19] | 93 | '' : BEGIN |
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[50] | 94 | msg = 'eee : ${PROJECT_ID} is not defined' |
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[19] | 95 | ras = report(msg) |
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| 96 | STOP |
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| 97 | END |
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| 98 | ELSE: BEGIN |
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[50] | 99 | msg = 'iii : ${PROJECT_ID} is ' + project_id_env |
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[19] | 100 | ras = report(msg) |
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| 101 | END |
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| 102 | ENDCASE |
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| 103 | ; |
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[50] | 104 | iodirin = isadirectory(project_id_env) |
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[19] | 105 | ; |
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[50] | 106 | ; existence and protection of ${PROJECT_ID} |
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[19] | 107 | IF (FILE_TEST(iodirin, /DIRECTORY, /EXECUTABLE, /READ) EQ 0) THEN BEGIN |
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| 108 | msg = 'eee : the directory' + iodirin + ' is not accessible.' |
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| 109 | ras = report(msg) |
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| 110 | STOP |
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| 111 | ENDIF |
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| 112 | ; |
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| 113 | ; build mask filename |
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| 114 | filename_msk='mask_oaflux_30N30S.nc' |
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| 115 | ; |
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| 116 | ; check if this file exists |
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| 117 | fullfilename_msk = isafile(iodirin + filename_msk, NEW=0, /MUST_EXIST) |
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| 118 | IF fullfilename_msk[0] EQ '' THEN BEGIN |
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| 119 | msg = 'eee : the file ' + fullfilename_msk + ' was not found.' |
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| 120 | ras = report(msg) |
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| 121 | STOP |
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| 122 | ENDIF |
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[5] | 123 | |
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| 124 | filein='/Volumes/PRAVEEN/ERAI_global/20c3m_erai_sstk_TROP_1989_2009.nc' |
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| 125 | |
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| 126 | initncdf, filein |
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| 127 | domdef |
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| 128 | latin=reform(gphit(0,*)) & lonin=reform(glamt(*,0)) |
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| 129 | print, 'lat grid ',min(latin),max(latin),latin(1)-latin(0) |
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| 130 | print, 'lon grid ',min(lonin),max(lonin),lonin(1)-lonin(0) |
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| 131 | sstkin=read_ncdf("sstk",19871201,20100930,file=filein,/nostr) |
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| 132 | |
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| 133 | timein=time & jptin=jpt |
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| 134 | tab=sstkin(*,*,0) |
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| 135 | mskin=glamt*0.+1. & ind=where((tab eq 1.e9) or finite(tab,/nan)) & mskin(ind)=0. |
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| 136 | ;mskin=glamt*0.+1. |
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| 137 | |
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[19] | 138 | initncdf, fullfilename_msk |
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[5] | 139 | domdef |
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| 140 | latout=reform(gphit(0,*)) & lonout=reform(glamt(*,0)) |
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| 141 | print, 'lat grid ',min(latout),max(latout),latout(1)-latout(0) |
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| 142 | print, 'lon grid ',min(lonout),max(lonout),lonout(1)-lonout(0) |
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[19] | 143 | mskout=read_ncdf("msk", file=fullfilename_msk,/nostr) |
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[5] | 144 | ;stop |
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| 145 | help, sstkin,lonin,latin,mskin,lonout,latout,mskout |
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| 146 | |
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| 147 | si=size(sstkin) |
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| 148 | sstkout=fltarr(jpi,jpj,jptin) |
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| 149 | for jt=0,jptin-1 do begin |
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| 150 | print, 'Interpolation jt=',jt,' / ',jptin-1 |
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| 151 | tab=reform(sstkin(*,*,jt)) |
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| 152 | sstkout(*,*,jt)=call_interp2d(tab,lonin,latin,mskin,lonout,latout,method='bilinear') |
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| 153 | sstkout(*,*,jt)=sstkout(*,*,jt)*mskout+(1.-mskout)*1.e20 |
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| 154 | endfor |
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| 155 | |
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| 156 | |
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| 157 | timein=timein & jptin=jpt |
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| 158 | |
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[19] | 159 | initncdf, fullfilename_msk |
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[5] | 160 | time=timegen(7670, units='days', start=julday(1,1,1989)) & jpt=n_elements(time) |
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| 161 | tt=time |
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| 162 | cda0=string(jul2date(time(0)),format='(i8.8)') |
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| 163 | cda1=string(jul2date(time(jpt-1)),format='(i8.8)') |
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| 164 | timein=timein-julday(1,1,1950,00,00) |
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| 165 | |
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| 166 | lat=latout |
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| 167 | lon=lonout |
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| 168 | ncfile='/Volumes/PRAVEEN/TropFlux/input_uncor/erai_sst_19890101_20091231_oafluxgrid.nc' |
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| 169 | lon_attr={units:'degrees_east',long_name:'Longitude'} |
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| 170 | lat_attr={units:'degrees_north',long_name:'Latitude'} |
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| 171 | time_attr={units:'days since 1950-01-01 00:00:00',long_name:'Time axis',time_origin:' 1950-JAN-01 00:00:00'} |
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| 172 | sstk_attr={units:'degK',missing_value:1e20,long_name:'Sea Surface Temperature',short_name:'sst',axis:'TYX'} |
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| 173 | globattr={source:'Data are from ECMWF ERA-Interim reanalysis', timerange:cda0+' - '+cda1} |
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| 174 | |
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| 175 | |
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| 176 | ncfields = 'sst[longitude,latitude,time]=sstkout:sstk_attr; ' $ |
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| 177 | + 'longitude[]=lon:lon_attr; ' $ |
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| 178 | + 'latitude[]=lat:lat_attr; ' $ |
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| 179 | + 'time[*time]=timein:time_attr ' $ |
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| 180 | + ' @ globattr' |
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| 181 | |
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| 182 | @ncdf_quickwrite |
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| 183 | |
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| 184 | |
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| 185 | end |
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