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version 1.1, 2011/12/02 15:09:46
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version 1.2, 2016/08/20 17:48:11
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Line 4 Used to create rules that aren't options
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Line 4 Used to create rules that aren't options
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| Available evaluation functions: |
Available evaluation functions: |
| \begin{enumerate} |
\begin{enumerate} |
| \item \&fpr\_val(``label") |
\item \&fpr\_val(``label'') |
| \item \&fpr\_f(\$x) |
\item \&fpr\_f(\$x) |
| \item \&fpr\_dfdx(\$x) |
\item \&fpr\_dfdx(\$x) |
| \item\&fpr\_d2fdx2(\$x) |
\item\&fpr\_d2fdx2(\$x) |
| \item (\$xs,\$xe,\$ys,\$ye)=\&fpr\_vectorcoords(``Name") |
\item (\$xs,\$xe,\$ys,\$ye)=\&fpr\_vectorcoords(``Name'') |
| \item (\$x,\$y)=\&fpr\_objectcoords(``Name") |
\item (\$x,\$y)=\&fpr\_objectcoords(``Name'') |
| \item \&fpr\_vectorlength(``Name") |
\item \&fpr\_vectorlength(``Name'') |
| \item \&fpr\_vectorangle(``Name") |
\item \&fpr\_vectorangle(``Name'') |
| \end{enumerate} |
\end{enumerate} |
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| Returning 1 is correct, while returning 0 is incorrect. |
Returning 1 is correct, while returning 0 is incorrect. |
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| Example comparing the lengths of two vectors: |
Example comparing the lengths of two vectors: |
| \begin{verbatim} |
\begin{verbatim} |
| if (&fpr_vectorlength(``Normal") < &fpr_vectorlength(``Gravity")) |
if (&fpr_vectorlength("Normal") < &fpr_vectorlength("Gravity")) |
| {return 1;} |
{return 1;} |
| else |
else |
| {return 0;} |
{return 0;} |
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