misc

tikz/circles-closed/Makefile

@@ -0,0 +1,35 @@
+SOURCE = circles-closed
+DELAY = 80
+DENSITY = 300
+WIDTH = 500
+
+make:
+	pdflatex $(SOURCE).tex -output-format=pdf
+	make clean
+
+clean:
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot
+
+gif:
+	pdfcrop $(SOURCE).pdf
+	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
+	make clean
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	make
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-plain-svg=$(SOURCE).svg
+	rsvg-convert -a -w $(WIDTH) -f svg $(SOURCE).svg -o $(SOURCE)2.svg
+	inkscape $(SOURCE)2.svg --export-plain-svg=$(SOURCE).svg
+	rm $(SOURCE)2.svg

tikz/circles-closed/circles-closed.tex

@@ -0,0 +1,51 @@
+\documentclass[varwidth=true, border=2pt]{standalone}
+\usepackage{tikz}
+\usetikzlibrary{shapes, calc, shapes, arrows, 3d, fadings}
+\usepackage{amsmath,amssymb}
+
+\usepackage{xcolor}
+\definecolor{xvectorcolor}{HTML}{77933C}
+
+\begin{document}
+\begin{tikzpicture}
+    \newcommand\radiusBig{2.5}
+    \newcommand\radiusSmall{1}
+
+    % Center for the second (outer) circle
+    \path (-30:{\radiusBig+\radiusSmall}) coordinate (X); 
+    \path (210:{\radiusBig-\radiusSmall}) coordinate (Y);
+    \path ( 0:0) coordinate (Z);
+
+    %\fill[even odd rule,inner color=blue!70,outer color=white] (X) circle (1);
+    % Lines to center
+    \draw[green] (0,0) -- (X);
+    \draw[green] (0,0) -- (Y);
+
+    % The big circle
+    \draw[red,thick,fill=red!20] (0,0) circle (\radiusBig); % the circle
+    \draw[thick, red] (0,0) -- (45:\radiusBig);     % the radius line
+    \fill[red] (Z) circle (2pt);                    % the dot
+    \node (c) at ($(0,0)!0.5!(45:\radiusBig)$) [below, red] {r};
+    \draw[red] (Z) node [below] {$x$};
+
+    % The right small outer circle
+    \begin{scope}[shift={(X)}]
+        \node (radEnd) at (45:\radiusSmall+0.18) {};
+    \end{scope}
+    \draw[blue,thick,fill=blue!20] (X) circle (\radiusSmall);   % the circle
+    \draw[blue,thick] (X) --  (radEnd);            % the radius line
+    \fill[blue] (X) circle (2pt);                   % the dot
+    \node (c) at ($(X)!0.5!(radEnd)$) [right, blue] {$\varepsilon_2$};
+    \draw[blue] (X) node [right] {$y_2$};
+
+    % The left small inner circle
+    \begin{scope}[shift={(Y)}]
+        \node (radEnd2) at (-45:\radiusSmall+0.18) {};
+    \end{scope}
+    \draw[blue,thick,fill=blue!80!red!30!white] (Y) circle (\radiusSmall);   % the circle
+    \draw[blue,thick] (Y) --  (radEnd2);           % the radius line
+    \fill[blue] (Y) circle (2pt);                   % the dot
+    \node (c) at ($(Y)!0.5!(radEnd2)$) [above, blue] {$\varepsilon_1$};
+    \draw[blue] (Y) node [left] {$y_1$};
+\end{tikzpicture}
+\end{document}

tikz/udp-package-scheme/Makefile

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+SOURCE = udp-package-scheme
+DELAY = 80
+DENSITY = 300
+WIDTH = 500
+
+make:
+	pdflatex $(SOURCE).tex -output-format=pdf
+	make clean
+
+clean:
+	rm -rf  $(TARGET) *.class *.html *.log *.aux *.data *.gnuplot
+
+gif:
+	pdfcrop $(SOURCE).pdf
+	convert -verbose -delay $(DELAY) -loop 0 -density $(DENSITY) $(SOURCE)-crop.pdf $(SOURCE).gif
+	make clean
+
+png:
+	make
+	make svg
+	inkscape $(SOURCE).svg -w $(WIDTH) --export-png=$(SOURCE).png
+
+transparentGif:
+	convert $(SOURCE).pdf -transparent white result.gif
+	make clean
+
+svg:
+	make
+	#inkscape $(SOURCE).pdf --export-plain-svg=$(SOURCE).svg
+	pdf2svg $(SOURCE).pdf $(SOURCE).svg
+	# Necessary, as pdf2svg does not always create valid svgs:
+	inkscape $(SOURCE).svg --export-plain-svg=$(SOURCE).svg
+	rsvg-convert -a -w $(WIDTH) -f svg $(SOURCE).svg -o $(SOURCE)2.svg
+	inkscape $(SOURCE)2.svg --export-plain-svg=$(SOURCE).svg
+	rm $(SOURCE)2.svg

tikz/udp-package-scheme/udp-package-scheme.tex

@@ -0,0 +1,21 @@
+\documentclass{article}
+\usepackage[pdftex,active,tightpage]{preview}
+\setlength\PreviewBorder{2mm}
+ 
+\usepackage{tikz}
+\usetikzlibrary{shapes.multipart, calc, decorations.pathreplacing} 
+
+\begin{document}
+\begin{preview}
+\begin{tikzpicture}[array/.style={rectangle split,rectangle split horizontal, rectangle split parts=#1,draw, anchor=center, rectangle split part fill={blue!20, green!20, blue!20!green!90}}]
+\node[array=3] (a) {
+\nodepart{one}IP-Header
+\nodepart{two}UDP-Header
+\nodepart{three}UDP-Daten
+};
+
+\draw [decoration={brace,raise=2pt},decorate] (a.north west) --  node[above=3pt]{IP-Datagramm}(a.north east);
+\draw [decoration={brace,mirror,raise=2pt},decorate] ($(a.two) + (-0.13,-0.14)$) --  node[below=3pt]{UDP-Datagramm}(a.south east);
+\end{tikzpicture}
+\end{preview}
+\end{document}