cm_overview.tex

\documentclass{standalone}

\usepackage{fontspec}
\setmainfont{Fira Sans}

\usepackage{unicode-math}
\setmathfont{Fira Math}

\usepackage{tikz}
\usetikzlibrary{
  decorations.pathmorphing,
  decorations.markings,
  arrows.meta,
  bending,
  fadings,
  snakes,
  calc
}

\usepackage{mhchem}

\usepackage{varwidth}

\usepackage{xcolor}
\input{color_palette.tex}

\pgfmathsetseed{42}

\tikzfading[
  name=fade out,
  inner color=transparent!0,
  outer color=transparent!100
]

\usepackage{xparse}
\usepackage{xstring}

\begin{document}
  \begin{tikzpicture}[
      >=latex,
      every node/.style={font=\large},
      circFade/.style={color=#1, path fading=fade out,},
      gamma/.style={
        decorate,
        decoration={snake, amplitude=0.05cm},
        jetblue1,
        thick,
        line cap=round
      },
      radio/.style={
        agnyellow!60!red,
        decorate,
        decoration={snake, segment length=1cm},
        thick,
        line cap=round
      },
      neutrino/.style={
        plantygreen!50!white!50!yellow,
        dashed,
        thick,
        line cap=round
      },
      proton/.style={
        agnyellow!20!red,
        thick,
        line cap=round
      },
      telescope/.style={spaceblack, thick, line cap=round},
    ]
    \fill [spaceblue] (0,-1) rectangle (19,10);
    \input{stars.tex}
    \clip (0,-1) rectangle (19,10);


    %% Earth
    \coordinate (Earth) at (14, 2);
    \def\Escale{1.3}
    \begin{scope}[scale=\Escale]
      \fill [spaceblue!95!marbleblue, opacity=0.8] (Earth) circle (3.2cm);
      \fill [spaceblue!80!marbleblue, opacity=0.8] (Earth) circle (2.7cm);
      \fill [spaceblue!60!marbleblue, opacity=0.8] (Earth) circle (2.2cm);
      \fill [circFade=marbleblue!10!white] (Earth) circle (1.8cm);
      \fill [marbleblue] (Earth) circle (1.5cm);
      \fill [plantygreen] ($(Earth)+(35:1.5cm)$) arc(35:15:1.5cm) -- +(-0.8,0) arc(90:-90:-0.24cm) -- cycle;
      \fill [plantygreen] (Earth) +(10:1.5cm) arc(10:-10:1.5cm) -- +(-1,0) arc(90:-90:-0.26cm) -- cycle;
      \fill [plantygreen] (Earth) +(-9:1.5cm) arc(-9:-40:1.5cm)
        -- +(-0.05,0) arc(90:-5:-0.26cm)
        -- +(0,0.17) arc(0:90:0.252cm) -- cycle;
      \fill [plantygreen] ($(Earth)+(135:1.5cm)$) arc(135:155:1.5cm) -- +(0.8,0) arc(-90:90:0.21cm) -- cycle;
      \fill [plantygreen] ($(Earth)+(150:1.5cm)$) arc(150:175:1.5cm) -- +(0.5,0) arc(-90:2:0.25cm)  arc(180:90:0.25cm)-- cycle;
      \fill [plantygreen] ($(Earth)+(185:1.5cm)$) arc(185:205:1.5cm) -- +(0.6,0) arc(-90:90:0.25cm) -- cycle;
      \fill [plantygreen] ($(Earth)+(200:1.5cm)$) arc(200:235:1.5cm) arc(-90:0:0.1cm) -- +(0,0.41) arc (180:90:0.1cm) -- cycle;
      \fill [plantygreen] ($(Earth)+(174.8:1.5cm)$) arc(174.8:185.2:1.5cm) -- +(0.15,0) arc(-90:-180:0.135cm) arc (180:90:0.135cm) -- cycle;
      \begin{scope}
        \clip (Earth) circle (1.5cm);
        \fill [white] ([yshift=-1.5cm]Earth) ellipse (0.7cm and 0.12cm);
        \fill [white] ([yshift=1.5cm]Earth) ellipse (0.3cm and 0.08cm);
      \end{scope}
      \fill [black, opacity=0.2] (Earth) +(80:1.5cm) arc(80:-80:1.5cm) arc(-50:50:1.928cm);
    \end{scope}

    %% AGN
    \coordinate (AGN) at (2, 7.5);

    %% Gas cloud
    \begin{scope}[rotate around={90:(6.6,6.5)}, scale=0.75, xshift=1cm, yshift=0.5cm]
      \coordinate (GC1) at (6.3,5);
      \coordinate (GC2) at (7.2,6);
      \coordinate (GC3) at (7,6.8);
      \coordinate (GC4) at (6.5,6.5);
      \coordinate (GC5) at (6,6);
      \coordinate (GC6) at (7,5.2);
      \coordinate (GC7) at (6.45,5.9);

      \foreach \coord/\radius in {GC1/1, GC2/0.8, GC3/0.5, GC4/0.7, GC5/0.35, GC6/0.5, GC7/0.5} {
        \fill [circFade=red!50!blue!80!white, opacity=0.6] (\coord) circle (\radius cm + 0.3cm);
      }
      \foreach \coord/\radius in {GC1/1, GC2/0.8, GC3/0.5, GC4/0.7, GC5/0.35, GC6/0.5, GC7/0.5} {
        \fill [cosmicdeeppurple] (\coord) circle (\radius);
      }
      \foreach \coord/\radius in {GC1/0.9, GC2/0.7, GC3/0.4, GC4/0.6, GC5/0.25, GC6/0.4, GC7/0.6} {
        \fill [cosmicpurple] (\coord) circle (\radius cm);
      }
      \foreach \coord/\radius in {GC1/0.9, GC2/0.7, GC3/0.4, GC4/0.6, GC5/0.25, GC6/0.4, GC7/0.6} {
        \fill [red!50!blue] (\coord) circle (\radius cm - 0.1 cm);
      }
      \foreach \coord/\radius in {GC1/0.9, GC2/0.7, GC3/0.4, GC4/0.6, GC6/0.4, GC7/0.6} {
        \fill [red!40!blue] (\coord) circle (\radius cm - 0.2cm);
      }
      \fill [red!40!blue] (6.85,6.5) circle (0.3cm);
      \fill [red!40!blue] (6.85,5.5) circle (0.3cm);

      \foreach \coord/\radius in {GC1/0.9, GC2/0.7, GC3/0.4, GC4/0.6, GC6/0.4, GC7/0.6} {
        \fill [red!30!blue!70!white] (\coord) circle (\radius cm - 0.3cm);
      }
      \fill [red!30!blue!70!white] (6.85,6.5) circle (0.2cm);
      \fill [red!30!blue!70!white] (6.69,5.55) circle (0.4cm);
    \end{scope}


  %% Messengers -- Proton
  \draw [proton] ($(AGN)+(-27:1cm)$) to[out=-25, in=180] (4,2)
      to[out=0, in=270] (5,3)
      to[out=90, in=0] (4.5,3.5)
      to[out=180, in=90] (4,3)
      to[out=270, in=180] node[midway, below, xshift=0.7cm, yshift=-0.5cm] {$p,\,\alpha,\,\ce{Fe},\dots$} (6,1)
      to[out=0, in=270] (8,2)
      to[out=90, in=0] (7,3)
      to[out=180, in=90] (6,2)
      to[out=270, in=180] (9,0.75)
      to[bend right=5] ($(Earth)+(200:\Escale * 2.2cm)$) coordinate (CR);

    %% AGN
    \node [rotate around={-115:(AGN)}] at (AGN) {\includegraphics[height=12cm]{build/black_hole.pdf}};

    %% Messengers -- Gammas, Neutrinos, Radio
    \coordinate (gamma1) at ($(Earth)+(155:\Escale * 2.2cm)$);
    \fill [jetblue5!90!black] (gamma1) -- ($(Earth)+(167:\Escale * 1.5cm)$) arc(167:147:\Escale * 1.5cm) -- cycle;
    \begin{scope}[rotate around={35:(gamma1)}]
    \draw [jetblue1, line cap=round] (gamma1) -- ($(gamma1)+(290:0.4cm)$) coordinate (gamma2a)
      (gamma2a) -- ($(gamma2a)+(280:0.2cm)$)
      (gamma2a) -- ($(gamma2a)+(300:0.3cm)$)
      (gamma1) -- ($(gamma1)+(310:0.2cm)$) coordinate (gamma2b)
      -- ($(gamma2b)+(290:0.2cm)$) coordinate (gamma3a)
      (gamma2b) -- ($(gamma2b)+(310:0.2cm)$) coordinate (gamma3b)
      -- ($(gamma3b)+(290:0.2cm)$)  coordinate (gamma4a)
      (gamma3b) -- ($(gamma3b)+(310:0.15cm)$)
      (gamma4a) -- ($(gamma4a)+(285:0.15cm)$)
      (gamma4a) -- ($(gamma4a)+(305:0.2cm)$);
    \end{scope}

    \draw [gamma] (gamma1) -- ($(AGN)+(-25:0.85cm)$);
    \draw [gamma] (8.6,5.7) -- ($(AGN)+(-25:0.85cm)$);
    \draw [gamma] ($(Earth)+(105:\Escale * 3.9cm)$) coordinate (gammaLAT) -- node[midway, above] {$\gamma$} ($(AGN)+(-25:0.85cm)$);

    \draw [radio] (Earth)+(55:\Escale * 0.9cm) -- node [midway, above, rotate=-23, xshift=2.5cm, yshift=0.2cm] {radio} ($(AGN)+(-25:0.75cm)$);
    \draw [neutrino] ($(AGN)+(-25:0.7cm)$) -- node [midway, below, yshift=-0.1cm] {$\nu$} ([yshift=-\Escale * 1.1cm]Earth);

    \foreach \ang/\len/\name in {-15/0.6/CRa, 0/0.4/CRb, 10/0.6/CRc, 20/0.5/CRd, 40/0.3/CRe} {
      \draw [proton, thin] (CR) -- ($(CR)+(\ang:\len cm)$) coordinate (\name);
    }
    \draw [proton, thin] (CRa) -- ($(Earth)+(210:\Escale * 1.5cm)$)
    (CRa) -- ($(Earth)+(220:\Escale * 1.5cm)$);
    \draw [proton, thin] (CRb) -- ($(CRb)+(-10:0.3cm)$)
    (CRb) -- ($(CRb)+(5:0.4cm)$);
    \draw [proton, thin] (CRc) -- ($(Earth)+(207.5:\Escale * 1.5cm)$)
    (CRc) -- ($(Earth)+(202.5:\Escale * 1.5cm)$);

    \draw [proton, thin] (CRe) -- ($(Earth)+(200:\Escale * 1.5cm)$)
    (CRe) -- ($(CRe)+(25:0.4cm)$);


    %% IceCube
    \coordinate (IC) at ($(Earth)+(-90:\Escale * 1.4cm)$);
    \foreach \xshift in {-0.2, -0.1, 0, 0.1, 0.2} {
      \draw [spaceblack] ([xshift=\xshift cm]IC) -- +(0, 0.6);
      \foreach \yshift in {0.1, 0.2, 0.3, 0.4, 0.5} {
        \fill [spaceblack] ([xshift=\xshift cm, yshift=\yshift cm]IC) circle (0.025cm);
      }
    }


    %% Radio antenna
    \begin{scope}[scale=\Escale]
      \draw [telescope, line join=round] ($(Earth)+(33:0.9cm)$) -- ++(-0.25,0) -- +(0.125,0.2) coordinate(mpoint) -- cycle;
      \begin{scope}[rotate around={60:(mpoint)}]
        \draw [telescope] (mpoint) arc(-90:-40:0.3cm) coordinate (dishr);
        \draw [telescope] (mpoint) arc(-90:-140:0.3cm) coordinate (dishl);
        \draw [telescope] (mpoint) arc(-90:0:0.1cm);
        \draw [telescope] (mpoint) arc(-90:-180:0.1cm);
        \draw [telescope] (mpoint) -- +(0, 0.1);
        \draw [telescope] (dishl) -- (dishr);
        \draw [telescope] ([yshift=0.25cm]mpoint) -- +(0.1,-0.13);
        \draw [telescope] ([yshift=0.25cm]mpoint) -- +(-0.1,-0.13);
        \fill [spaceblack, rounded corners=0.2pt] ([xshift=-0.025cm, yshift=0.23cm]mpoint) rectangle ([xshift=0.025cm, yshift=0.27cm]mpoint);
      \end{scope}
    \end{scope}


    %% IACT
    \begin{scope}[scale=\Escale]
      \draw [telescope] ($(Earth)+(165:1.05cm)$) coordinate (baseR) -- ++(-0.4,0) coordinate (baseL);
      \draw [telescope] ([xshift=0.07cm]baseL) -- +(0.07, 0.15) coordinate (mountL);
      \draw [telescope] ([xshift=-0.07cm]baseR) -- +(-0.07, 0.15) coordinate (mountR);
      \draw [telescope] (mountR) arc(0:180:0.06cm);
      \draw [telescope] (mountL) -- (mountR);
      \draw [telescope] (mountL) -- ([xshift=-0.07cm]baseR);
      \draw [telescope] (mountR) -- ([xshift=0.07cm]baseL);
      \coordinate (mpoint) at ($(baseR)+(-0.22,0.23)$);
      \begin{scope}[rotate around={45:(mpoint)}]
        \fill [draw=spaceblack, telescope, line join=round] (mpoint) arc(-90:-78:1cm) coordinate (dishR)
          -- +(-0.01, -0.05) coordinate (dishRlower)
          -- ($(dishRlower)+(-0.2, 0)$);
        \fill [draw=spaceblack, telescope, line join=round] (mpoint) arc(-90:-102:1cm) coordinate (dishL)
          -- +(0.01, -0.05) coordinate (dishLlower)
          -- ($(dishLlower)+(0.2, 0)$);
        \draw [telescope] (dishR) to[bend right=10] ([xshift=0.05cm, yshift=0.3cm]mpoint) coordinate (camR);
        \draw [telescope] (dishL) to[bend left=10] ([xshift=-0.05cm, yshift=0.3cm]mpoint) coordinate (camL);
        \fill [spaceblack, rounded corners=0.2pt] ([yshift=-0.025cm]camL) rectangle ([yshift=0.025cm]camR);
        \foreach \pos in {0.05, 0.1} {
          \draw [telescope, very thin] ([xshift=\pos cm, yshift=-0.01cm]dishL) to[bend left=10] (camL);
          \draw [telescope, very thin] ([xshift=-\pos cm, yshift=-0.01cm]dishR) to[bend right=10] (camR);
        }
        \draw [telescope, very thin] ([xshift=0.02cm]camL) to[bend right=5] +(-0.02,-0.3);
        \draw [telescope, very thin] ([xshift=-0.02cm]camR) to[bend left=5] +(0.02,-0.3);
      \end{scope}
    \end{scope}

    %% Fermi
    \draw [white, fill=spaceblack!60, line join=round] ([xshift=0.2cm]gammaLAT) coordinate (LAT)
      -- ($(LAT)+(-30:0.3cm)$) coordinate (LATce)
      -- +(-0.06, -0.1) coordinate (LATse)
      -- ($(LATse)+(150:0.3cm)$) coordinate (LATsw) -- cycle;
    \draw [white, fill=spaceblack!60, line join=round] (LAT) -- ($(LAT)+(100:0.07cm)$) coordinate (LATnw)
      -- ($(LATnw)+(-30:0.3cm)$) coordinate (LATne)
      -- ($(LATne)+(-80:0.07cm)$) -- cycle;
    \draw [white, fill=spaceblack!60, line join=round] (LAT) -- (LATnw) -- +(-0.06, -0.1) coordinate (LATcw)
      -- (LATsw) -- cycle;
    \draw [white, line cap=round] ([xshift=0.1cm,yshift=-0.11cm]LAT) coordinate (solar1)
      -- ($(solar1)+(-55:0.07cm)$) coordinate (solar1a);
    \draw [white, line cap=round] (solar1) -- ($(solar1)+(-185:0.07cm)$) coordinate (solar1b);
    \draw [white, fill=spaceblue!70!blue!70!white, line join=round] (solar1a) -- ($(solar1a)+(-80:0.5cm)$) coordinate (solar1c)
      -- ($(solar1c)+(150:0.14cm)$) coordinate (solar1d) -- (solar1b) -- cycle;
    \draw [white, fill=spaceblue!70!blue!70!white, line join=round] ([xshift=-0.01cm, yshift=0.155cm]solar1b) coordinate (solar2a) -- ($(solar2a)+(100:0.35cm)$) coordinate (solar2c)
      -- ($(solar2c)+(-30:0.11cm)$) coordinate (solar2d) -- ($(solar2d)+(-80:0.35cm)$) -- cycle;


    \IfEndWith*{\jobname}{_accelerator}{%
    %% Accelerator
    \draw [thick] ($(Earth)+(29:1.6cm)$) ellipse (0.25cm and 0.1cm);
    \draw [thick] ($(Earth)+(25:1.65cm)$) ellipse (0.12cm and 0.048cm);
    \node [draw=white, circle, minimum width=0.6cm] (magnifier) at ($(Earth)+(29:1.6cm)$) {};

    \node [
      draw=white,
      thick,
      fill=spaceblue,
      circle,
      minimum width=3.5cm,
      outer sep=0pt
    ] (eventDisplay) at ($(Earth)+(60:6cm)$) {};
    \node [above, white] at (eventDisplay.north) {Accelerator};

    \begin{scope}[shift=(eventDisplay)]
        \draw [plantygreen!70!white, line width=4pt] (0,0) circle (1.07cm);
        \draw [agnyellow!20!red!60!white, line width=7pt] (0,0) circle (1.3cm);

        \foreach \sangle/\eangle in {
          46/188, -18/125, 35/280, 71/307,
          19/324, 30/107, -45/255, -48/212,
          -16/161, 63/142
        }{
          \draw [cyan, line cap=round] (0, 0) to[bend left=\sangle] (\eangle:1cm);
        }

        \foreach \sangle/\eangle/\radius in {
          -83/274/0.53, -12/220/0.42, -4/20/0.52, -6/260/0.82,
          75/131/0.31, -63/267/1, -35/194/1, -58/317/0.56,
          -47/121/0.41, 73/335/0.72, 79/304/0.38, -82/119/0.56,
          23/173/1, -49/191/1.00, -56/276/1, -38/248/0.52,
          -56/306/0.78, -2/133/0.79, 89/181/0.57, 15/155/0.75,
          40/327/0.31, -2/109/0.45, -88/211/0.67, -75/43/0.41,
          -42/306/0.42, -47/138/0.89, 61/122/0.99, 61/209/0.69,
          63/179/0.89, 24/305/0.99, 10/191/0.40, 26/186/0.61,
          -17/37/0.57, 30/7/0.36, 52/143/0.83
        }{
          \draw [agnyellow, line cap=round] (0, 0) to[bend left=\sangle] (\eangle:\radius);
        }
        \foreach \delta in {3.66, 2.20, 2.77, 3.27, 4.85, 4.92, 1.44, 3.67, 3.75, 1.73, 0.62, 0.20}{
          \draw [magenta!80!white, very thin] (0,0) -- (95 + \delta:1cm);
        }
        \draw [neutrino, thin] (0,0) -- (60:1.75cm);

        \draw [white] (magnifier.west) -- (eventDisplay.west);
        \draw [white] (magnifier.east) -- ($(eventDisplay) + (-45:1.75cm)$);
    \end{scope}
    }{}
\end{tikzpicture}
\end{document}