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C $Header: /u/gcmpack/MITgcm/pkg/profiles/profiles_interp_mean_gg.F,v 1.2 2007/11/05 19:17:59 jmc Exp $ |
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C $Name: $ |
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|
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#include "PROFILES_OPTIONS.h" |
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|
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C o==========================================================o |
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C | subroutine profiles_interp | |
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C | o 3D interpolation of model counterparts | |
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C | for netcdf profiles data | |
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C | started: Gael Forget 15-March-2006 | |
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C o==========================================================o |
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|
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SUBROUTINE profiles_interp_mean_gg( |
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O traj_cur_out, |
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I i_cur, |
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I j_cur, |
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I weights_cur, |
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I type_cur, |
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I file_cur, |
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I mytime, |
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I bi, |
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I bj, |
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I myThid |
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& ) |
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|
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implicit none |
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|
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C ==================== Global Variables =========================== |
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "GRID.h" |
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c#include "DYNVARS.h" |
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#include "PARAMS.h" |
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#ifdef ALLOW_CAL |
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#include "cal.h" |
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#endif |
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#ifdef ALLOW_PROFILES |
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# include "profiles.h" |
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#else |
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integer NLEVELMAX |
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parameter (NLEVELMAX=1) |
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#endif |
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c#ifdef ALLOW_PTRACERS |
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c#include "PTRACERS_SIZE.h" |
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c#include "PTRACERS_FIELDS.h" |
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c#endif |
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C ==================== Routine Variables ========================== |
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_RL mytime |
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integer mythid |
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integer type_cur,file_cur |
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_RL traj_cur_out(NLEVELMAX) |
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_RL weights_cur(NUM_INTERP_POINTS) |
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integer i_cur(NUM_INTERP_POINTS) |
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integer j_cur(NUM_INTERP_POINTS) |
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|
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#ifdef ALLOW_PROFILES |
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|
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C ==================== Local Variables ========================== |
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_RL tab_coeffs1(NUM_INTERP_POINTS) |
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_RL tab_coeffs3(NUM_INTERP_POINTS) |
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_RL ponderations(NUM_INTERP_POINTS) |
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_RL pondsSUM,distance1,distance2 |
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integer q,i,j,k,kk,kcur,iG,jG,bi,bj |
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_RL traj_cur(nR),mask_cur(nR) |
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_RL tmp_coeff |
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c-- == end of interface == |
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|
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do k=1,nr |
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|
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pondsSUM=0 |
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do q=1,NUM_INTERP_POINTS |
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|
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if (type_cur.EQ.6) then |
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tab_coeffs1(q)=prof_etan_mean(i_cur(q),j_cur(q),bi,bj) |
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tab_coeffs3(q)=maskC(i_cur(q),j_cur(q),1,bi,bj) |
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else |
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tab_coeffs1(q)=0. |
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tab_coeffs3(q)=0. |
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endif |
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|
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ponderations(q)=tab_coeffs3(q)*weights_cur(q) |
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pondsSUM=pondsSUM+ponderations(q) |
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enddo |
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|
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if (pondsSUM.GT.0) then |
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mask_cur(k)=1 |
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traj_cur(k)=0 |
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do q=1,NUM_INTERP_POINTS |
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traj_cur(k)=traj_cur(k)+tab_coeffs1(q)*ponderations(q)/pondsSUM |
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enddo |
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else |
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traj_cur(k)=0 |
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mask_cur(k)=0 |
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endif |
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|
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enddo |
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|
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cgf vertical interpolation: |
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do kk=1,NLEVELMAX |
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traj_cur_out(kk)=0 |
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prof_mask1D_cur(kk,bi,bj)=0 |
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enddo |
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do kk=1,ProfDepthNo(file_cur,bi,bj) |
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c case 1: above first grid center=> first grid center value |
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if (prof_depth(file_cur,kk,bi,bj).LT.-rC(1)) then |
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traj_cur_out(kk)=traj_cur(1) |
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prof_mask1D_cur(kk,bi,bj)=mask_cur(1) |
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c case 2: just below last grid center=> last cell value |
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elseif (prof_depth(file_cur,kk,bi,bj).GE.-rC(nr)) then |
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if ( prof_depth(file_cur,kk,bi,bj) .LT. |
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& (-rC(nr)+drC(nr)/2) ) then |
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traj_cur_out(kk)=traj_cur(nr) |
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prof_mask1D_cur(kk,bi,bj)=mask_cur(nr) |
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endif |
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c case 3: between two grid centers |
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else |
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kcur=0 |
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do k=1,nr-1 |
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if ((prof_depth(file_cur,kk,bi,bj).GE.-rC(k)).AND. |
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& (prof_depth(file_cur,kk,bi,bj).LT.-rC(k+1))) then |
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kcur=k |
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endif |
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enddo |
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if (kcur.EQ.0) then |
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WRITE(errorMessageUnit,'(A)') |
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& 'ERROR in PROFILES_INTERP: unexpected case 1' |
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STOP 'ABNORMAL END: S/R PROFILES_INTERP' |
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endif |
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if (mask_cur(kcur+1).EQ.1.) then |
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c subcase 1: 2 wet points=>linear interpolation |
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tmp_coeff=(prof_depth(file_cur,kk,bi,bj)+rC(kcur))/ |
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& (-rC(kcur+1)+rC(kcur)) |
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traj_cur_out(kk)=(1-tmp_coeff)*traj_cur(kcur) |
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& +tmp_coeff*traj_cur(kcur+1) |
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prof_mask1D_cur(kk,bi,bj)=1 |
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if (mask_cur(kcur).EQ.0.) then |
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WRITE(errorMessageUnit,'(A)') |
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& 'ERROR in PROFILES_INTERP: unexpected case 2' |
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STOP 'ABNORMAL END: S/R PROFILES_INTERP' |
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endif |
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elseif (prof_depth(file_cur,kk,bi,bj).LT.-rF(kcur+1)) then |
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c subcase 2: only 1 wet point just above=>upper cell value |
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traj_cur_out(kk)=traj_cur(kcur) |
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prof_mask1D_cur(kk,bi,bj)=mask_cur(kcur) |
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endif |
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endif |
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enddo |
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|
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|
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#endif |
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|
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end |
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