40 lines
No EOL
823 B
TeX
40 lines
No EOL
823 B
TeX
\documentclass[margin=5mm, tikz]{standalone}
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\usepackage{tikz, ifthen, calc}
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\begin{document}
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\begin{tikzpicture}
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\def\raynum{120}
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\foreach \x in {0,...,\raynum} {
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\ifthenelse{\x < 20 \OR \x>100}
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{
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\draw[color = red] (\x /\raynum * 6 ,0) -- (3,4);
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}{
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\draw[color = green] (\x /\raynum * 6 ,0) -- (3,4);
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}
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}
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\fill[
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white
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] (1.49,1) -- (4.51,1) -- (5.01,0) -- (0.99,0) -- cycle;
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\draw [color=red] (0,0) -- node[below]{wall} (6,0) ; % wall
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\draw [color=green](1.5,1) -- node[below]{blocker} (4.5,1); %blocker
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%cam
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\node[
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circle,
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fill = black,
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minimum width = 1mm,
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outer sep = 2mm
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] (camera) at (3,4) {};
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\node at (camera.north) {camera};
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\end{tikzpicture}
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\end{document} |