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%\subsubsection{File {\it input/data.pkg}} |
%\subsubsection{File {\it input/data.shap}} |
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%\label{www:tutorials} |
%\label{www:tutorials} |
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This file, reproduced completely below, specifies the parameters |
This file, reproduced completely below, specifies the parameters |
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nShapUV=4, |
nShapUV=4, |
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\end{verbatim} |
\end{verbatim} |
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Those lines select the order of the shapiro filter |
Those lines select the order of the shapiro filter |
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for active tracer ($\theta$ and $q$) and momentum respectively. |
for active tracer ($\theta$ and $q$) and momentum ($u,v$) respectively. |
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This sets the integer parameter $n$ to 4, in the equations of |
This sets the integer parameter $n$ to 4, in the equations of |
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section \ref{sect:shapiro-filter}, which implies a 8th order |
section \ref{sect:shapiro-filter}, which corresponds to a 8th order |
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filter. |
filter. |
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\item Lines PUT_LINE_NB:nShapTrPhys= and PUT_LINE_NB:nShapUVPhys=, |
\item Lines PUT_LINE_NB:nShapTrPhys= and PUT_LINE_NB:nShapUVPhys=, |
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\end{verbatim} |
\end{verbatim} |
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Those lines select the order of the physical space filter |
Those lines select the order of the physical space filter |
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(filter function S2g, in section \ref{sect:shapiro-filter}) |
(filter function S2g, in section \ref{sect:shapiro-filter}) |
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that applies to for $\theta$ and $q$ and for $u$ and $v$ respectively. |
that applies to $\theta,q$ and to $u,v$ respectively. |
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The difference $ nShapT - nShapTrPhys $ and $ nShapUV - nShapUVPhys $ |
The differences {\it nShapT - nShapTrPhys} and {\it nShapUV - nShapUVPhys} |
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correspond to the order of the computational filter |
correspond to the order of the computational filter |
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(filter function S2c, in section \ref{sect:shapiro-filter}). |
(filter function S2c, in section \ref{sect:shapiro-filter}). |
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