From 4104326899273f44b1fadc74e16ba0dd75f6701e Mon Sep 17 00:00:00 2001
From: Mark <mark@betalupi.com>
Date: Mon, 8 Jan 2024 11:59:38 -0800
Subject: [PATCH] Added grid

---
 Misc/Warm-Ups/conway.tex | 100 ++++++++++++++++++++++++++++++++++++++-
 1 file changed, 99 insertions(+), 1 deletion(-)

diff --git a/Misc/Warm-Ups/conway.tex b/Misc/Warm-Ups/conway.tex
index 256fac7..c5a64a1 100755
--- a/Misc/Warm-Ups/conway.tex
+++ b/Misc/Warm-Ups/conway.tex
@@ -10,6 +10,38 @@
 \title{Warm-Up: Conway's Box}
 \subtitle{Prepared by \githref{Mark} on \today. \\ Based on a true story.}
 
+\usetikzlibrary{shapes}
+\tikzset{
+	iso/.style={kite, draw, kite vertex angles=120,  minimum size=1cm, outer sep=0pt}
+}
+
+
+\newcommand{\isogrid}[2]{
+\foreach \i [count=\row from 0, remember=\row as \lastrow (initially 0)] in {0,...,#1}{
+	\foreach \j [count=\col from 0, remember=\col as \lastcol (initially 0)] in {0,...,#2}{
+		\ifnum\row=0
+			\ifnum\col=0
+				\node[iso] (\row-\col) {};
+			\else
+				\node[iso, anchor=left vertex] (\row-\col) at (\row-\lastcol.right vertex) {};
+			\fi
+		\else
+			\ifnum\col=0
+				\node[iso, anchor=upper vertex] (\row-\col) at (\lastrow-\col.lower vertex) {};
+			\else
+				\node[iso, anchor=left vertex] (\row-\col) at (\row-\lastcol.right vertex) {};
+			\fi
+		\fi
+		}
+	}
+	\draw (0-0.left vertex)--(#1-0.left vertex);
+	\foreach \i in {0,...,#2}{
+	\draw (0-\i.upper vertex)--(#1-\i.lower vertex);
+	\draw (0-\i.right vertex)--(#1-\i.right vertex);
+}
+}
+
+
 \begin{document}
 
 	\maketitle
@@ -30,4 +62,70 @@
 		\end{center}
 	\end{solution}
 
-\end{document}
\ No newline at end of file
+	\vfill
+	\pagebreak
+
+	\begin{center}
+		\vfill
+		\begin{tikzpicture}
+			\isogrid{20}{7}
+		\end{tikzpicture}
+		\vfill
+	\end{center}
+
+\end{document}
+
+
+% \documentclass[tikz,border=2mm]{standalone}
+% \usetikzlibrary{shapes}
+%
+% \tikzset{
+%     iso/.style={kite, draw, kite vertex angles=120,  minimum size=1cm, outer sep=0pt}
+% }
+%
+% \newcommand{\isogrid}[2]{
+% \foreach \i [count=\row from 0, remember=\row as \lastrow (initially 0)] in {0,...,#1}{
+%     \foreach \j [count=\col from 0, remember=\col as \lastcol (initially 0)] in {0,...,#2}{
+%         \ifnum\row=0
+%             \ifnum\col=0
+%                 \node[iso] (\row-\col) {\row-\col};
+%             \else
+%                 \node[iso, anchor=left vertex] (\row-\col) at (\row-\lastcol.right vertex) {\row-\col};
+%             \fi
+%         \else
+%             \ifnum\col=0
+%                 \node[iso, anchor=upper vertex] (\row-\col) at (\lastrow-\col.lower vertex) {\row-\col};
+%             \else
+%                 \node[iso, anchor=left vertex] (\row-\col) at (\row-\lastcol.right vertex) {\row-\col};
+%             \fi
+%         \fi
+%         }
+%     }
+% \draw (0-0.left vertex)--(#1-0.left vertex);
+% \foreach \i in {0,...,#2}{
+%     \draw (0-\i.upper vertex)--(#1-\i.lower vertex);
+%     \draw (0-\i.right vertex)--(#1-\i.right vertex);
+% }
+% }
+%
+% \begin{document}
+% \begin{tikzpicture}
+%
+% \isogrid{19}{9}
+% \begin{scope}[line width=2pt]
+% \draw (1-3.right vertex)--(3-5.right vertex)--(7-1.right vertex)--(5-0.left vertex)--cycle;
+% \draw (5-0.left vertex)--(13-0.left vertex)--(15-1.right vertex)--(7-1.right vertex);
+% \draw (3-5.right vertex)--(5-5.right vertex)--(7-7.right vertex)--(10-7.right vertex)--(11-8.right vertex)--(12-7.right vertex)--(13-8.right vertex)--(15-7.upper vertex)--(13-5.upper vertex)--(10-5.upper vertex)--(8-3.upper vertex)--(5-5.right vertex);
+% \draw (9-5.lower vertex)--(7-7.right vertex);
+% \draw (12-5.lower vertex)--(10-7.right vertex);
+% \draw (11-8.right vertex)--(16-8.right vertex)--(17-7.lower vertex)--(13-3.lower vertex)--(15-1.right vertex);
+% \draw (7-3.lower vertex)--(13-3.lower vertex);
+% \draw (14-7.lower vertex)--(17-7.lower vertex);
+%
+% \draw[dashed] (13-0.left vertex)--(9-3.right vertex)--(1-3.right vertex);
+% \draw[dashed] (9-3.right vertex)--(14-8.right vertex)--(15-7.right vertex)--(16-8.right vertex);
+% \draw[dashed] (12-7.right vertex)--(15-7.right vertex);
+% \end{scope}
+% \end{tikzpicture}
+%
+% \end{document}
\ No newline at end of file