| 1 | format compact | 
| 2 | path('/u/u0/dimitri/matlab/tools',path); | 
| 3 | path('/u/u0/dimitri/matlab/whoi',path); | 
| 4 | path('/u/u0/dimitri/matlab/mitgcm',path); | 
| 5 | path('/u/adcroft/matlab/bin',path); | 
| 6 |  | 
| 7 | nx=510; | 
| 8 |  | 
| 9 | %for typ={'conf','q=0','q=1','q=1/2','q=7/8','q=i3','tan','tan2','new'} | 
| 10 |  | 
| 11 | for typ={'tan'} | 
| 12 |  | 
| 13 | [dxg,dyg,dxf,dyf,dxc,dyc,dxv,dyu,Ec,Eu,Ev,Ez,latC,lonC,latG,lonG,... | 
| 14 | Q11,Q22,Q12, TUu,TUv,TVu,TVv ]=gengrid_fn(nx+1,2,typ{1},'c',0,1); | 
| 15 | theta=zeros(nx/2,nx/2); | 
| 16 | for i=1:nx/2, for j=1:nx/2 | 
| 17 | lat=[latG(i,j) latG(i+1,j)]*180/pi; | 
| 18 | lon=[lonG(i,j) lonG(i+1,j)]*180/pi; | 
| 19 | a=dist(lat,lon,'sphere'); | 
| 20 | lat=[latG(i,j) latG(i,j+1)]*180/pi; | 
| 21 | lon=[lonG(i,j) lonG(i,j+1)]*180/pi; | 
| 22 | b=dist(lat,lon,'sphere'); | 
| 23 | lat=[latG(i+1,j) latG(i,j+1)]*180/pi; | 
| 24 | lon=[lonG(i+1,j) lonG(i,j+1)]*180/pi; | 
| 25 | c=dist(lat,lon,'sphere'); | 
| 26 | theta(i,j)=acos((a^2+b^2-c^2)/2/a/b); | 
| 27 | end, end | 
| 28 | disp(typ{1}) | 
| 29 | disp(minmax(dxg*6371)) | 
| 30 | disp(minmax(dxg(1:nx/2,1:nx/2)./dyg(1:nx/2,1:nx/2))) | 
| 31 | tmp=theta*180/pi; tmp(1,1)=nan; | 
| 32 | disp(minmax(tmp)) | 
| 33 | mypcolor(theta*180/pi); colorbar | 
| 34 | title(typ{1}) | 
| 35 | tmp=typ{1}; tmp(strfind(tmp,'/'))='_'; | 
| 36 | eval(['print -dpsc FIG' tmp]) | 
| 37 |  | 
| 38 | end | 
| 39 |  | 
| 40 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
| 41 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
| 42 |  | 
| 43 | clear all, close all, nx=510; genx; | 
| 44 | PN='/u/u0/dimitri/cubed_sphere/cs-tan-c-510-1020/'; | 
| 45 |  | 
| 46 | LONG=zeros(nx,6,nx); LATG=zeros(nx,6,nx); | 
| 47 | for i=1:6 | 
| 48 | tmp=readbin([PN 'LONG.' myint2str(i,3) '.bin'],[nx+1 nx+1],1,'real*8'); | 
| 49 | LONG(:,i,:)=tmp(1:nx,1:nx); | 
| 50 | tmp=readbin([PN 'LATG.' myint2str(i,3) '.bin'],[nx+1 nx+1],1,'real*8'); | 
| 51 | LATG(:,i,:)=tmp(1:nx,1:nx); | 
| 52 | end | 
| 53 | writebin([PN 'LONG.bin'],LONG,1,'real*8'); | 
| 54 | writebin([PN 'LATG.bin'],LATG,1,'real*8'); | 
| 55 |  | 
| 56 | LONC=zeros(nx,6,nx); LATC=zeros(nx,6,nx); | 
| 57 | for i=1:6 | 
| 58 | LONC(:,i,:)=readbin([PN 'LONC.' myint2str(i,3) '.bin'],[nx nx],1,'real*8'); | 
| 59 | LATC(:,i,:)=readbin([PN 'LATC.' myint2str(i,3) '.bin'],[nx nx],1,'real*8'); | 
| 60 | end | 
| 61 | writebin([PN 'LONC.bin'],LONC,1,'real*8'); | 
| 62 | writebin([PN 'LATC.bin'],LATC,1,'real*8'); | 
| 63 |  | 
| 64 | for nm={'DXC','DYC','DXF','DYF','DXG','DYG','DXV','DYU','RA','RAS','RAW','RAZ'} | 
| 65 | fld=tile_fld(PN,nm{1},nx); | 
| 66 | writebin([PN nm{1} '.bin'],fld,1,'real*8'); | 
| 67 | fld=[PN nm{1} '.bin']; plotfld, title([PN nm{1}]), pause | 
| 68 | end |