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69 lines
2.1 KiB
69 lines
2.1 KiB
% latexmk -pdf tilt_axis.tex
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% pdftoppm tilt_axis.pdf tilt_axis.png -png
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\documentclass[border=3pt,tikz]{standalone}
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\usepackage{physics}
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\usepackage{tikz}
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\usepackage{tikz-3dplot}
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\usepackage[outline]{contour} % glow around text
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\usepackage{xcolor}
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\colorlet{veccol}{green!50!black}
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\colorlet{projcol}{blue!70!black}
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\colorlet{myblue}{blue!70!black}
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\colorlet{mydarkblue}{blue!50!black}
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\tikzset{>=latex} % for LaTeX arrow head
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\tikzstyle{proj}=[projcol!80,line width=0.08] %very thin
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\tikzstyle{area}=[draw=veccol,fill=veccol!80,fill opacity=0.6]
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\tikzstyle{vector}=[->,veccol,thick]
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\tikzstyle{darkvector}=[->,veccol!70!black,thick]
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\usetikzlibrary{angles,quotes} % for pic (angle labels)
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\contourlength{1.3pt}
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\begin{document}
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\tdplotsetmaincoords{60}{110}
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\begin{tikzpicture}[scale=2,tdplot_main_coords]
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% VARIABLES
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\def\rvec{1}
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\def\thetavec{-20}
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\def\thetavecmax{-70}
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\def\phivec{-60}
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% AXES
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\coordinate (O) at (0,0,0);
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\draw[thick,->] (0,0,0) -- (-2.5,0,0) node[anchor=north west]{$x$};
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\draw[thick,->] (0,0,0) -- (0,1.7,0) node[anchor=north west]{$y$};
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\draw[thick,->] (0,0,0) -- (0,0,1.7) node[anchor=south]{$-z$};
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% VECTORS
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\tdplotsetcoord{P}{\rvec}{\thetavec}{\phivec}
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\draw[-stealth,red] (O) -- (P) node[above right=-2] {$P_{0}$};
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\draw[dashed,red] (O) -- (Pxy);
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\draw[dashed,red] (P) -- (Pxy);
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\tdplotsetcoord{P}{\rvec}{\thetavecmax}{\phivec}
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\draw[-stealth,blue] (O) -- (P) node[above right=-2] {$P_{1}$};
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\draw[dashed,blue] (O) -- (Pxy);
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\draw[dashed,blue] (P) -- (Pxy);
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% ARCS
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\tdplotdrawarc[->]{(O)}{-0.6}{0}{\phivec}
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{anchor=south}{$\alpha$}
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\tdplotsetthetaplanecoords{\phivec}
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\tdplotdrawarc[->,tdplot_rotated_coords,red]{(0,0,0)}{0.7}{0}{\thetavec}
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{anchor=south west}{\hspace{-2mm}$\theta_0$}
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\tdplotdrawarc[->,tdplot_rotated_coords,blue]{(0,0,0)}{0.3}{0}{\thetavecmax}
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{anchor=south west}{\hspace{-3.5mm}$\theta_1$}
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\node[draw=none] at (1,1) {\begin{tabular}{l}
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$\alpha$: tilt direction\\
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$\theta_{0}$: minimum tilt angle \\
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$\theta_{1}$: maximum tilt angle
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\end{tabular}};
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\end{tikzpicture}
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\end{document}
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