| 1 | clear | 
| 2 | clear path | 
| 3 | whos | 
| 4 | global Nx Ny Nz | 
| 5 | global lat long dz dm mdep | 
| 6 | global delt_su su_its t_su delt | 
| 7 | global descriptor this_path | 
| 8 | global f deltaf Q beta r_expt r_heat H | 
| 9 | global time rots it | 
| 10 | global g Cp rho_bar alpha | 
| 11 | global u v t w | 
| 12 | global iterations | 
| 13 |  | 
| 14 | XCenter = Nx/2 ; | 
| 15 | YCenter = Ny/2 ; | 
| 16 | R2 = 55 ; | 
| 17 | % create large circular mask | 
| 18 | mask=ones(Nx,Ny); | 
| 19 | for i=1:Nx | 
| 20 | for j=1:Ny | 
| 21 | DispX=XCenter-i; | 
| 22 | DispY=YCenter-j; | 
| 23 | if ( DispX^2 + DispY^2 >= R2^2 ) | 
| 24 | mask(i,j)=0; | 
| 25 | end | 
| 26 | end | 
| 27 | end | 
| 28 |  | 
| 29 | cmin=-1e-4; | 
| 30 | cmax=+1e-4; | 
| 31 | V=[cmin cmax]; | 
| 32 | figure | 
| 33 | caxis('manual') | 
| 34 | pcolor(lat,long,squeeze(w(:,:,15)).*mask);shading('interp'); | 
| 35 | axis image;caxis(V);colorbar('horizontal'); |