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function [] = plotcube(XX,YY,C) |
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% plotcube(x,y,c) |
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% |
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% Plots cubed-sphere data in 3D on sphere. (x,y) are |
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% coordinates, c is cell-centered scalar to be plotted. |
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% Dimensions should be N+1 x N+1 x 6 for (x,y) |
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% and N x N x 6 for c |
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% |
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% The default plotting mode is shading faceted. Using this or |
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% shading flat, (x,y) should be the coordinates of grid-corners |
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% and can legitimately have dimension (N+1)x(N+1)x6. |
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% |
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% If using shading interp, then (x,y) must be the coordinates of |
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% the cell centers with same dimensions as c. |
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% |
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% e.g. |
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% |
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% xg=rdmds('XG'); |
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% yg=rdmds('YG'); |
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% ps=rdmds('Eta.0000000000'); |
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% plotube(xg,yg,ps); |
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% |
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% xc=rdmds('XC'); |
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% yc=rdmds('YC'); |
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% plotube(xg,yg,ps);shading interp |
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|
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if max(max(max(YY)))-min(min(min(YY))) < 3*pi |
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X=tiles(XX*180/pi,1:6); |
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Y=tiles(YY*180/pi,1:6); |
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else |
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X=tiles(XX,1:6); |
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Y=tiles(YY,1:6); |
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end |
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Q=tiles(C,1:6); |
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|
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% Assume model grid corner coordinates were provided. |
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if size(X,1)==size(Q,1) |
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X(end+1,:,:)=NaN; |
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X(:,end+1,:)=NaN; |
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X(end,:,[1 3 5])=X(1,:,[2 4 6]); |
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X(:,end,[2 4 6])=X(:,1,[3 5 1]); |
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X(:,end,[1 3 5])=squeeze(X(1,end:-1:1,[3 5 1])); |
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X(end,:,[2 4 6])=squeeze(X(end:-1:1,1,[4 6 2])); |
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Y(end+1,:,:)=NaN; |
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Y(:,end+1,:)=NaN; |
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Y(end,:,[1 3 5])=Y(1,:,[2 4 6]); |
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Y(:,end,[2 4 6])=Y(:,1,[3 5 1]); |
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Y(:,end,[1 3 5])=squeeze(Y(1,end:-1:1,[3 5 1])); |
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Y(end,:,[2 4 6])=squeeze(Y(end:-1:1,1,[4 6 2])); |
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end |
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[nx ny nt]=size(X); |
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|
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z=sin(Y*pi/180); |
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x=cos(Y*pi/180).*cos(X*pi/180); |
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y=cos(Y*pi/180).*sin(X*pi/180); |
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|
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surf(x(:,:,1),y(:,:,1),z(:,:,1),Q(:,:,1)) |
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hold on |
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for j=2:6 |
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surf(x(:,:,j),y(:,:,j),z(:,:,j),Q(:,:,j)) |
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end |
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hold off |
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xlabel('X'); |
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ylabel('Y'); |
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zlabel('Z'); |