62 lines
1.4 KiB
TeX
62 lines
1.4 KiB
TeX
\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 = kit-blue100] (\x /\raynum * 6 ,0) -- (3,4);
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}{
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\draw[color = kit-green100] (\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=kit-blue100] (0,0) -- node[below]{wall} (6,0) ; % wall
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\draw [color=kit-green100](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 = kit-gray70,
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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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%magnifier
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\node[
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circle,
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draw
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] (mag) at (4.5, 1){};
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\fill[
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kit-green100
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] (7,2) -- (9,2) -- (9,1.7) -- (7,1.7) -- cycle;
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\draw[kit-blue100] (10,1) coordinate (blue_ray_isec) -- (7,4) coordinate (orig);
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\draw[kit-green100] (8.7,2) coordinate (green_ray_isec) -- (7,4);
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%line
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\draw (mag.north east) -- (7,2);
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%magnifier box
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\draw (7,4) -- (10,4) -- (10,1) -- (7,1) -- cycle;
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\pic [
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draw,
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->,
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"$d\omega$",
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angle radius=20mm,
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angle eccentricity=1.1,
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pic text options={shift={(3mm,3mm)}}
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]
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{angle = green_ray_isec--orig--blue_ray_isec};
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\end{tikzpicture}
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