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1 files changed, 60 insertions, 0 deletions

diff --git a/info/examples/lgc/12-0-9.ltx b/info/examples/lgc/12-0-9.ltx
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+++ b/info/examples/lgc/12-0-9.ltx
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+\documentclass{ppex}
+\nonstopmode
+\usepackage {pstall}
+\pagestyle{empty}
+
+\begin{document}
+\ResetPreambleCommands
+\ReadyForTheFray
+\usepackage {pstall}
+\def\CubeSide#1#2#3#4{
+\ThreeDput[normal=#1](#2){
+\psframe*[linecolor=#3](4,4)
+\rput(2,2){\footnotesize#4}}
+}
+\catcode`\<=12
+\catcode`\>=12
+\def\TheCube#1#2{%
+\begin{pspicture}(-9,-9)(9,9)
+\bfseries
+\ifcase #1 \relax
+\or %1
+ \psset{viewpoint=-1 -1 #2}
+ \rput[l](-8,-6){{\normalsize Viewpoint: -1 -1 #2}}
+ \ifnum#2>0\ThreeDput[normal=0 0 1]{\psgrid(-3,-3)(6,6)}\fi
+ \CubeSide{-1 0 0}{0,4,0}{yellow}{FRONT}
+ \CubeSide{0 -1 0}{0,0,0}{blue}{FRONT}
+\or %2
+ \psset{viewpoint=1 -1 #2}
+ \rput[l](-8,-6){{\normalsize Viewpoint: 1 -1 #2}}
+ \ifnum#2>0\ThreeDput[normal=0 0 1]{\psgrid(-3,-3)(6,6)}\fi
+ \CubeSide{0 -1 0}{0,0,0}{blue}{FRONT}
+ \CubeSide{1 0 0}{4,0,0}{white}{BACK}
+\or %3
+ \psset{viewpoint=1 1 #2}
+ \rput[l](-8,-6){{\normalsize Viewpoint: 1 1 #2}}
+ \ifnum#2>0\ThreeDput[normal=0 0 1]{\psgrid(-3,-3)(6,6)}\fi
+ \CubeSide{1 0 0}{4,0,0}{white}{BACK}
+ \CubeSide{0 1 0}{4,4,0}{green}{BACK}
+\or %4
+ \psset{viewpoint=-1 1 #2}
+ \rput[l](-8,-6){{\normalsize Viewpoint: -1 1 #2}}
+ \ifnum#2>0\ThreeDput[normal=0 0 1]{\psgrid(-3,-3)(6,6)}\fi
+ \CubeSide{0 1 0}{4,4,0}{green}{BACK}
+ \CubeSide{-1 0 0}{0,4,0}{yellow}{FRONT}
+\fi
+\ifnum#2<0
+ \CubeSide{0 0 -1}{0,4,0}{magenta}{BOT}
+\else
+ \CubeSide{0 0 1}{0,0,4}{red}{TOP}
+\fi
+\end{pspicture}
+}
+\psset{unit=.25cm,subgriddiv=0}
+\begin{tabular}{cc}
+\TheCube{1}{1}&
+\TheCube{2}{1}\\
+\TheCube{3}{1}&
+\TheCube{4}{1}\\
+\end{tabular}
+\end{document}