\documentclass{article} \usepackage[pdftex,active,tightpage]{preview} \usepackage{tikz} \usetikzlibrary{patterns} \PreviewEnvironment{tikzpicture} \begin{document} %%%%%%%%%%%%%%%%%%%%%%%%%%%%% \def\radius{1} \def\ticklength{.3} \def\labelshift{0.35} \def\overlap{.075} \def\projangle{17} \def\angleshift{2} \begin{tikzpicture}[scale=1.6] \scriptsize %% Fill CenterScan \pattern [pattern=checkerboard light gray] (1,0) -- (3,0) arc (0:180:3*\radius) -- (-1,0) arc (180:0:\radius); \fill [color=red,nearly transparent] (1,0) -- (3,0) arc (0:180:3*\radius) -- (-1+\overlap,0) arc (180:0:\radius-\overlap); %% Fill RingScan 1 \fill [color=green,nearly transparent] (0,0) circle (\radius+\overlap); %% Fill RingScan 2 \pattern [pattern=horizontal lines gray] (1,0) -- (3,0) arc (0:-180:3*\radius) -- (-1,0) arc (-180:0:\radius); \fill [color=blue,nearly transparent] (1,0) -- (3,0) arc (0:-180:3*\radius) -- (-1+\overlap,0) arc (-180:0:\radius-\overlap); %% Projections \draw [ultra thick,color=red](\projangle:\radius-\overlap) -- (\projangle:3*\radius); \draw [ultra thick,color=green](\projangle+180+\angleshift:\radius+\overlap) -- (\projangle+\angleshift:\radius+\overlap); \draw [ultra thick,color=blue](\projangle+180:3*\radius) -- (\projangle+180:\radius-\overlap); %% inner ring % ring \draw (0,0) circle (\radius); % projections \foreach \angle in {0,20,...,181} \draw (\angle:-\radius) -- (\angle:\radius+\ticklength); \foreach \angle in {0,5,...,179} { % inner ticks \draw (\angle:-.5*\ticklength) -- (\angle:.5*\ticklength); % % median ticks % \draw [dotted] (\angle:.5*\ticklength) -- (\angle:\radius-.5*\ticklength); % \draw [dotted] (180+\angle:.5*\ticklength) -- (180+\angle:\radius); % outer ticks \draw (\angle:\radius-.5*\ticklength) -- (\angle:\radius); } % labels \foreach \angle / \label in {0/1,30/200,60/500,90/750,120/1000,150/1250,180/1500} \draw (\angle:\radius-\labelshift) node {\label}; % {\textsf{\label}}; %% outer ring % circle \draw (0,0) circle (3*\radius); % projections \foreach \angle in {0,20,...,719} \draw (.5*\angle:\radius) -- (.5*\angle:3*\radius+\ticklength); \foreach \angle in {0,2.5,...,359} { % inner ticks \draw (\angle:3*\radius-.5*\ticklength) -- (\angle:3*\radius+.5*\ticklength); % % median ticks % \draw [dotted] (\angle:\radius+.5*\ticklength) -- (\angle:3*\radius-.5*\ticklength); % outer ticks \draw (\angle:\radius) -- (\angle:\radius+.5*\ticklength); } % labels \foreach \angle / \label in {2/1 and,15/200,30/500,45/750,60/1000,75/1250,90/1500,105/1750,120/2000,135/2250,150/2500,165/2750,178/3000} \draw (\angle:3*\radius+\labelshift) node {\label}; \foreach \angle / \label in {2/and 1,15/200,30/500,45/750,60/1000,75/1250,90/1500,105/1750,120/2000,135/2250,150/2500,165/2750,178/3000} \draw (180+\angle:3*\radius+\labelshift) node {\label}; \end{tikzpicture}% %%%%%%%%%%%%%%%%%%%%%%%%%%%%% \end{document}