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-rw-r--r--Master/texmf-dist/doc/metapost/featpost/doc/featpostdocsource.tex35
1 files changed, 33 insertions, 2 deletions
diff --git a/Master/texmf-dist/doc/metapost/featpost/doc/featpostdocsource.tex b/Master/texmf-dist/doc/metapost/featpost/doc/featpostdocsource.tex
index 9fd4cea8b1a..9201592e6ba 100644
--- a/Master/texmf-dist/doc/metapost/featpost/doc/featpostdocsource.tex
+++ b/Master/texmf-dist/doc/metapost/featpost/doc/featpostdocsource.tex
@@ -9,7 +9,7 @@
\newcommand{\myem}[1]{\texttt{#1}}
\title{\FP\ manual}
\author{\href{mailto:lnobreg@gmail.com}{L. Nobre G.}}
-\date{0.8.4}
+\date{0.8.5}
\begin{document}
\mode<article>{\maketitle}
\frame{\titlepage}
@@ -652,7 +652,11 @@ draw 3D matching schematic diagrams on the image.
Using the same algorithm of \myem{photoreverse}, the
macro \myem{improvertex} allows one to approximate a
point in 3D-space with given distances from three other
-points (an initial guess is required).
+points (an initial guess $\vec{i}$ is required).
+\begin{center}
+ \myem{point := improvertex}( $\vec{a}$, $d_a$, $\vec{b}$, $d_b$,
+ $\vec{c}$, $d_c$, $\vec{i}$ );
+\end{center}
}
\section{Reference Manual}
@@ -1567,6 +1571,22 @@ of the cylinders). \myem{bluepart}-wheel ray.
\end{figure}}
+\item draw {\bfseries quartertorus()} Draws a part of a torus.
+ \begin{enumerate}
+ \item \myem{color} Center of the base torus.
+ \item \myem{color} Vector indicating the position, relative to the
+ center of the base torus, of the center of the circle obtained by
+ cutting the base torus through a plane containing its axle.
+ \item \myem{color} Vector indicating the orientation of another
+ similar cutting plane (the norm of vector has no meaning).
+ \item \myem{numeric} Radius of cross-section circles.
+ \end{enumerate}
+\frame{\begin{figure}[bpt]
+\begin{center}
+ \includegraphics[width=0.65\columnwidth]{quartertorus.2}
+\end{center}
+ \caption{Figure that uses \myem{quartertorus}.}
+\end{figure}}
\end{itemize}
@@ -2090,6 +2110,17 @@ for each pair (\myem{S},\myem{T}).
\end{center}
}
+\subsection{Torus' slice}
+
+\frame{
+ \frametitle{\myem{quartertorus}( $\vec{c}$, $\vec{A}$, $\vec{B}$, $R$ )}
+ \begin{center}
+ \includegraphics[width=70mm]{revolvers.7} \\
+
+ \myem{quartertorus( black, -red, red-green, 0.25 );}
+ \end{center}
+}
+
\section{References}
\begin{description}