/[MITgcm]/MITgcm/verification/fizhi-gridalt-hs/matlab/fromPhys2Dyn.m
ViewVC logotype

Contents of /MITgcm/verification/fizhi-gridalt-hs/matlab/fromPhys2Dyn.m

Parent Directory Parent Directory | Revision Log Revision Log | View Revision Graph Revision Graph


Revision 1.1 - (show annotations) (download)
Thu Jul 7 23:51:52 2005 UTC (15 years, 2 months ago) by jmc
Branch: MAIN
CVS Tags: checkpoint64y, checkpoint64x, checkpoint58l_post, checkpoint64z, checkpoint57t_post, checkpoint64q, checkpoint64p, checkpoint64s, checkpoint64r, checkpoint64u, checkpoint64t, checkpoint64w, checkpoint64v, checkpoint64i, checkpoint64h, checkpoint64k, checkpoint64j, checkpoint64m, checkpoint64l, checkpoint64o, checkpoint64n, checkpoint64a, checkpoint57o_post, checkpoint64c, checkpoint64b, checkpoint64e, checkpoint64d, checkpoint64g, checkpoint64f, checkpoint58e_post, checkpoint57v_post, checkpoint58u_post, checkpoint58w_post, checkpoint57m_post, checkpoint57s_post, checkpoint63p, checkpoint63q, checkpoint63r, checkpoint63s, checkpoint63l, checkpoint63m, checkpoint63n, checkpoint63o, checkpoint63h, checkpoint63i, checkpoint63j, checkpoint63k, checkpoint63d, checkpoint63e, checkpoint63f, checkpoint63g, checkpoint63a, checkpoint63b, checkpoint63c, checkpoint64, checkpoint65, checkpoint60, checkpoint61, checkpoint62, checkpoint63, checkpoint58r_post, checkpoint57y_post, checkpoint66g, checkpoint66f, checkpoint66e, checkpoint66d, checkpoint66c, checkpoint66b, checkpoint66a, checkpoint66o, checkpoint66n, checkpoint66m, checkpoint66l, checkpoint66k, checkpoint66j, checkpoint66i, checkpoint66h, checkpoint58n_post, checkpoint58x_post, checkpoint58t_post, checkpoint58h_post, checkpoint65z, checkpoint65x, checkpoint65y, checkpoint65r, checkpoint65s, checkpoint65p, checkpoint65q, checkpoint65v, checkpoint65w, checkpoint65t, checkpoint65u, checkpoint65j, checkpoint65k, checkpoint65h, checkpoint65i, checkpoint65n, checkpoint65o, checkpoint65l, checkpoint65m, checkpoint65b, checkpoint65c, checkpoint65a, checkpoint65f, checkpoint65g, checkpoint65d, checkpoint65e, checkpoint57y_pre, checkpoint58q_post, checkpoint59q, checkpoint59p, checkpoint59r, checkpoint58j_post, checkpoint59e, checkpoint59d, checkpoint59g, checkpoint59f, checkpoint59a, checkpoint59c, checkpoint59b, checkpoint59m, checkpoint59l, checkpoint59o, checkpoint59n, checkpoint59i, checkpoint59h, checkpoint59k, checkpoint59j, checkpoint57r_post, checkpoint59, checkpoint58, checkpoint58f_post, checkpoint57x_post, checkpoint58d_post, checkpoint58c_post, checkpoint57w_post, checkpoint57p_post, checkpint57u_post, checkpoint58a_post, checkpoint58i_post, checkpoint57q_post, checkpoint58g_post, checkpoint58o_post, checkpoint57z_post, checkpoint62c, checkpoint62b, checkpoint62a, checkpoint62g, checkpoint62f, checkpoint62e, checkpoint62d, checkpoint62k, checkpoint62j, checkpoint62i, checkpoint62h, checkpoint62o, checkpoint62n, checkpoint62m, checkpoint62l, checkpoint62s, checkpoint62r, checkpoint62q, checkpoint62p, checkpoint62w, checkpoint62v, checkpoint62u, checkpoint62t, checkpoint62z, checkpoint62y, checkpoint62x, checkpoint58y_post, checkpoint58k_post, checkpoint58v_post, checkpoint58s_post, checkpoint61f, checkpoint61g, checkpoint61d, checkpoint61e, checkpoint61b, checkpoint61c, checkpoint58p_post, checkpoint61a, checkpoint61n, checkpoint61o, checkpoint61l, checkpoint61m, checkpoint61j, checkpoint61k, checkpoint61h, checkpoint61i, checkpoint61v, checkpoint61w, checkpoint61t, checkpoint61u, checkpoint61r, checkpoint61s, checkpoint61p, checkpoint61q, checkpoint61z, checkpoint61x, checkpoint61y, checkpoint58b_post, checkpoint58m_post, checkpoint57l_post, HEAD
script to map Physics-grid to Dynamics-grid (+ a simple exemple)

1 function [vDy,klev,dpD]=fromPhys2Dyn(vPh,dpP,inpPres,delR);
2 % [vDy,klev]=fromPhys2Dyn(vPh,dpP,Dp,delR); (1rst call)
3 % [vDy,klev]=fromPhys2Dyn(vPh,dpP,klev); (next calls)
4 %
5 % vPh :: 3.D input field on Physics grid, to put on Dynamics grid.
6 % dpP :: delta.P field (3D) for Physics grid.
7 % Dp :: Total air-column thickness (2.D, pressure units)
8 % delR :: Dynamics delta.P (vector) (pressure units)
9 % klev :: index of the Dynamics level for each physics grid level (integer array, 3.D)
10 % vDy :: 3.D output field on Dynamics grid.
11 % dpD :: delta.P field (3D) for dynamics grid (~hFacC*delR) [usefull for checking]
12 %
13 %- 1rst call:
14 % Dp=rdmds('Depth'); delR (from file "data"); dpP from diagnostics output ('DPPHYS ')
15 % [vDy,klev]=fromPhys2Dyn(vPh,dpP,Dp,delR);
16 %- next calls:
17 % [vDy]=fromPhys2Dyn(vPh,dpP,klev);
18 % $Header: $
19
20 if nargin < 4,
21 first=0;
22 klev=inpPres;
23 if size(klev) ~= size(vPh),
24 fprintf(' Mismatch in size vPh:');fprintf(' %i',size(vPh));
25 fprintf(' & klev:');fprintf(' %i',size(klev));
26 fprintf('\n => stop'); vDy=0; klev=0; return
27 end
28 nr=max(max(max(klev)));
29 else
30 first=1;
31 Dp=inpPres;
32 nr=length(delR);
33 end
34
35 ncx=size(dpP,1); nc=size(dpP,2); nP=size(dpP,3); nPg=ncx*nc;
36 epsil=1.e-6;
37
38 %- find corresponding levels:
39 if first == 1,
40 fprintf(' Compute klev: ');
41 TimeT0=clock;
42 var=Dp./sum(dpP,3);
43 for k=1:nP, dpP(:,:,k)=var.*dpP(:,:,k); end
44 pp1=cumsum(dpP,3); pp1=reshape(pp1,nPg,nP);
45 pDw=zeros(1,nr+1); pDw(nr:-1:1)=cumsum(delR(nr:-1:1));
46 klev=ones(nPg,nP);
47 for ij=1:nPg,
48 for k=1:nP,
49 [K]=find(pDw>pp1(ij,k)-epsil);
50 klev(ij,k)=max(K);
51 end
52 end
53 klev=reshape(klev,ncx,nc,nP);
54 TimeT1=clock;
55 fprintf(' <- done (Time= %8.3f s)\n',etime(TimeT1,TimeT0));
56 else
57 if size(klev) ~= size(vPh),
58 fprintf(' Mismatch in size vPh:');fprintf(' %i',size(vPh));
59 fprintf(' & klev:');fprintf(' %i',size(klev));
60 fprintf('\n => stop'); vDy=0; klev=0; return
61 end
62 end
63
64 fprintf(' Average on Dyn.Grid: ');
65 TimeT2=clock;
66 vDy=zeros(ncx,nc,nr);
67 dpD=zeros(ncx,nc,nr);
68 for k=1:nr,
69 var=dpP; var(find(klev~=k))=0;
70 dpDyn=sum(var,3);
71 dpD(:,:,k)=dpDyn;
72 dpDyn(find(dpDyn==0))=-1;
73 var=var.*vPh;
74 vDyn=sum(var,3)./dpDyn;
75 vDyn(find(dpDyn==-1))=0;
76 vDy(:,:,k)=vDyn;
77 end
78 TimeT3=clock;
79 fprintf(' <- done (Time= %8.3f s)\n',etime(TimeT3,TimeT2));
80
81 return

  ViewVC Help
Powered by ViewVC 1.1.22