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authorLordMcFungus <mceagle117@gmail.com>2021-03-22 18:05:11 +0100
committerGitHub <noreply@github.com>2021-03-22 18:05:11 +0100
commit76d2d77ddb2bed6b7c6b8ec56648d85da4103ab7 (patch)
tree11b2d41955ee4bfa0ae5873307c143f6b4d55d26 /cover/matrix.tex
parentmore chapter structure (diff)
parentadd title image (diff)
downloadSeminarMatrizen-76d2d77ddb2bed6b7c6b8ec56648d85da4103ab7.tar.gz
SeminarMatrizen-76d2d77ddb2bed6b7c6b8ec56648d85da4103ab7.zip
Merge pull request #1 from AndreasFMueller/master
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+%
+% matrix.tex -- Hintergrund für Bucheinband
+%
+% (c) 2021 Prof Dr Andreas Müller, OST Ostschweizer Fachhochschule
+%
+\documentclass[tikz]{standalone}
+\usepackage{amsmath}
+\usepackage{times}
+\usepackage{txfonts}
+\usepackage{pgfplots}
+\usepackage{csvsimple}
+\usetikzlibrary{arrows,intersections,math}
+\begin{document}
+\def\skala{1}
+\begin{tikzpicture}[>=latex,thick,scale=\skala]
+
+\def\w{30}
+\def\h{10}
+\def\l{7}
+\def\s{0.155}
+\def\vs{0.245}
+
+\fill[color=blue] (0,{-0.3*\h}) rectangle (\w,{2*\h});
+
+\def\verticalline#1{
+ \pgfmathparse{int(random(0,\h/\vs))*\vs}
+ \xdef\initialheight{\pgfmathresult}
+ \foreach \y in {0,\vs,...,\l}{
+ \pgfmathparse{100*(1-(sqrt(\y/\l)))}
+ \xdef\farbe{\pgfmathresult}
+ \pgfmathparse{int(random(0,9))}
+ \xdef\zeichen{\pgfmathresult}
+ \node[color=white!\farbe!blue,opacity={(1-\y/\l)}]
+ %\node[color=white!\farbe!blue]
+ at (#1,{\initialheight+\y}) {\tt\zeichen};
+ }
+}
+
+\begin{scope}
+\clip (0,{-0.3*\h}) rectangle (\w,{2*\h});
+
+\foreach \x in {0,\s,...,\w}{
+ \verticalline{\x}
+}
+
+\end{scope}
+
+\end{tikzpicture}
+\end{document}
+