MetaPost uses a language based on that of Metafont to produce precise technical illustrations. Its output is either scalable PostScript or SVG or bitmaps PNG, rather than the bitmaps Metafont creates. This tag is compatible with {diagrams}.

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42
votes
3answers
3k views

What is Metapost/Metafont and how can I get started using it?

Inspired by Why Metapost discrimination?, I'd like to come to know Metapost far better than I do now. All I really know is that Metapost is a language for describing graphics, and Metafont is used ...
108
votes
10answers
11k views

Simulating hand-drawn lines

I am working on a project that will have some vector graphics, perhaps using TikZ (or a similar package). All of the graphics consists of lines, in shades of gray. However, the lines from TikZ appear ...
90
votes
3answers
7k views

Fundamental differences : PSTricks, TikZ/PGF and others

OK, since this is a pretty vague and subjective question. I need to set up some borders around the discussion that I intend to benefit from. But before anything, I certainly do NOT want to excite the ...
66
votes
6answers
3k views

Curve through a sequence of points with Metapost and TikZ

This question led to a new package: hobby I found Metapost best for drawing complex smooth curves (i.e., Bezier, splines), since you do not have to directly specify Bezier control points. ...
28
votes
3answers
4k views

Create a symbol font from SVG symbols

Is it possible to create an own scalable font from a set of symbols (~700), all in SVG format. All of them are symbols (like Zapf Dingbats), so there would be no need for special settings like ...
34
votes
2answers
7k views

Package for typesetting Feynman diagrams (efficiency of `feynmp` and `tikz`)

This question led to a new package: TikZ-Feynman Is there any good package for typesetting lots of Feynman diagrams? My question arise because Feynmp: Circle with three vertices lead me take a ...
32
votes
2answers
4k views

Milestone graphic in TikZ

This question led to a new project for a TikZ based solution: timeline The author of the original artwork has posted his METAPOST based library: blueprint How could I implement a ...
52
votes
8answers
3k views

How to automatically draw tree diagram of prime factorization with LaTeX?

I want to have a simple interface to automatically draw tree diagrams of prime factorization. For example, by invoking the following code, \PrimeTree{36} \PrimeTree{90} \PrimeTree{112} ...
33
votes
6answers
2k views

How to make the length of a car moving on a roller coaster track remain unchanged?

For any arbitrary parametric smooth curve, how can I make the length of a car remain unchanged? \documentclass[pstricks,border=12pt]{standalone} \usepackage{pst-plot,pst-node} \pstVerb { ...
9
votes
3answers
311 views

Why two intersected paths can't buildcycle in MetaPost?

Suppose that I have two path: beginfig(0) u:=10pt; vardef randomcirc(expr O, r, w) = save p,i; pair p; numeric i; p=O+right*r; p for i=1 upto 9: .. (p rotatedaround(O, ...
3
votes
2answers
456 views

Too many compiles when using latexmk with mpgraphics

\documentclass{article} \usepackage{mpgraphics} \begin{document} \begin{figure} . \label{fig:a} \caption{a} \end{figure} \begin{mpinline} draw (20,20)--(0,0)--(0,30)--(30,0)--(0,0) \end{mpinline} ...
42
votes
8answers
8k views

Is anybody using TeX for business reporting?

Would TeX (LaTeX, ConTeXt, etc) be a good solution for PDF business reports that require dynamically generated graphs and tables? I need to create financial reports that must look top-notch in their ...
23
votes
5answers
628 views

Recreate the sphere in TeX.SX logo

I'm trying to recreate this But looking in this Meta question the only code provided doesn't give that output %!TEX TS-program = xelatex \documentclass{minimal} \usepackage{pst-solides3d} ...
41
votes
9answers
3k views

The Spiral of Roots in TikZ

How can one create a spiral of roots as shown in the diagram below: where one can use a command to draw more parts to the spiral. For example, a command like \sqrtspiral{1}, \sqrtspiral{2}, ...
25
votes
3answers
988 views

How do I make a superellipse node shape in tikz?

A superellipse is a kind of closed curve which can be used as a "intermediate" shape between ellipse and rectangle. A parameter can control its "roundness". I find it a pleasant alternative to the ...
16
votes
4answers
2k views

A good METAPOST alternative for plotting 3d surfaces

I find METAPOST to be a wonderful software to create 2d charts and figures. Can you name me a few good alternatives to METAPOST for drawing 3d surfaces? The crucial feature I'm looking for is the ...
14
votes
1answer
3k views

pgf/tikz vs metapost

Can the experts here comment on the pros and cons of these two languages? I have been using metapost for a long time and I was wondering if I should learn pgf/tikz also. How does both languages ...
12
votes
2answers
320 views

Is there another better way to have a region with gradient opacity?

My objective is to get a region with gradient opacity. In the following MWE, the region is a quarter of a disk on the top a bird. I made the gradient opacity by partitioning the sector into 45 ...
7
votes
2answers
359 views

btex and etex in luamplib labels

I've been experimenting with METAPOST and in particular with luamplib. I found that I couldn't have tex typeset labels with the btex/etex construct as apparently is possible with straight up METAPOST. ...
4
votes
3answers
868 views

Metapost label based on variable value

I want to label a scale based on a variable value and I wrote a metapost code like this. $ := 1; for i = -.3cm step .6cm until 3.6cm: label.bot(str$,(i,-3.7cm)); $ := incr($); endfor; It ...
47
votes
13answers
3k views

What is the simplest way to draw this triangle exactly?

I want to see how we can exactly construct the following diagram as simple as possible. It means that the manual calculation should be avoided. Note that the angle marks attached to angles ...
27
votes
2answers
953 views

Chaotic billiard with TikZ

I'm looking for a TikZ library that could help me to represent different shapes of chaotic billiards. Any idea?
22
votes
3answers
911 views

Automatically generate graphics which shows light diffusion on a rough surface

I just want to make an image like this (using tikz or pstricks) of light reflexion and diffusion: What I am interested in is, how this can be done (semi)-automatically via tikz or pstricks: ...
27
votes
3answers
3k views

Why does anyone prefer Metapost?

TikZ (together with its PGF backend) is the most widely used picture drawing tool by regulars here, having more than 50x as many questions as for Metapost, alongside a wealth of documentation and user ...
19
votes
8answers
989 views

Compute and draw a convex hull

How can I use TikZ (+ LuaTeX), PSTricks, MetaPost, Asymptote, etc. to draw the convex hull of a set of points specified in no particular order? Here's an example where the convex hull was computed by ...
12
votes
5answers
2k views

How one can draw 405 degree angle in learning material?

I would like to know how one can draw teaching material of trigonometry in LaTeX? Namely, I was looking how to draw 405 degree angle i.e. unit circle, a line segment to the circumference and a spiral ...
10
votes
8answers
2k views

Drawing minimal xy axis

can anybody help me to draw this minimal example of an xy axis? I couldn't find anything similar on the forum. The axis should be black but the grid behind it a shade o gray, dashed. It would be ...
20
votes
6answers
1k views

Generating Random arrows in tikz

I would like to draw this figure : Hence, I resort to TikZ. But, it seems to be very difficult drawing arrows precisely in TikZ with the precise locations (x,y). I have achieved this: Here is the ...
11
votes
1answer
218 views

Union of Paths in MetaPost

I'd like to compute the union of a collection of outlines in MetaPost. I'm aware of the buildcycle macro (in combination with cutbefore and cutafter). However, that macro is not very useful because I ...
9
votes
2answers
709 views

OpenType fonts for Metapost Labels

Is it possible to use OpenType fonts in MetaPost labels? I use MiKTeX 2.9. I hoped something like mpost --tex=dvilualatex <myfile>.mp might work, but no luck. Suggestions? I tried this, but ...
6
votes
1answer
308 views

MetaPost: Randomly variably thick curves

Overview Looking to emulate the following sinusoidal wave having random variations in both its filled and outline thickness: The wave has two parts: a variably thick filling and a variably thick ...
6
votes
1answer
436 views

Creating a grid which fills available text area on a page in ConTeXt?

I have some pages containing only a small paragraph at the top and a large empty area where readers can add notes or draw, e.g.: _______________ | | | This is some | | text in a pa- | ...
6
votes
2answers
3k views

metapost and pdflatex

I'm trying to use figures created with metapost in a TeX document compiled with pdflatex, but I have some troubles. I did as advised here, but it fails! My code is this : ...
12
votes
6answers
2k views

How to preview images generated by MetaPost?

I use the old MetaPost program to create graphics. My problem is that, to see the result of my MetaPost figures, I have to compile first the .mp file and then the .tex file where I've inserted them. ...
10
votes
1answer
2k views

Embedding MetaPost in LaTeX document

I have problem using the emp package in TeXlive 2010. When I try to use it with empcmds it prints contents to output. If I use emp it parser fails after first character. Also - how should I import ...
9
votes
2answers
675 views

automatic resizing of edges with long labels

I would like to know if there is a way to automatically resize edges when they have long labels. For example, the following code \documentclass[10pt]{article} \usepackage{tikz} ...
6
votes
2answers
203 views

How does the angle key from arrows.meta TikZ library work?

The title says it all. How does angle=<angle>:<first dimen> <second dimen> works. More exactly, what do the first length and the second length mean? \usetikzlibrary{arrows.meta} ...
6
votes
3answers
3k views

MetaPost pictures in PDFLaTeX

To include MetaPost pictures in a latex file compiled by pdflatex I usually do something like \usepackage[pdftex]{graphicx} ... \includegraphics{filename-without-mps} but this requires all metapost ...
4
votes
1answer
280 views

Non-intersecting lines on class diagram

\documentclass{article} \usepackage[shellescape]{gmp} \begin{document} \begin{mpost}[use,mpsettings={input metauml;}] Class.A("A")()(); Class.B("B")()(); Class.C("C")()(); Class.D("D")()(); B.n = ...
3
votes
1answer
258 views

Proper use of the emp package

I've used metapost for generating figures for my latex documents for some time, but I've always managed them as separate documents, and included the resulting graphics into the latex document using ...
3
votes
1answer
176 views

Using Metapost inline in LaTeX (no ConTeXt)

When I was more active in LaTeX and Metapost (~10 years ago) I could not find a way to directly use Metapost in LaTeX. There were few tutorials on how to use it within ConTeXt, but for using it with ...
16
votes
4answers
668 views

How to draw random simple closed smooth curves but with the same perimeter?

I want to draw some random simple smooth closed curves. Each smooth curve must have the same perimeter but different area. See the following figure to illustrate what I meant clearly. Each smooth ...
10
votes
2answers
433 views

How to let text flow around irregular-shaped graphics in ConTeXt?

I have some illustrations which I need to scan and place within a document. The illustrations come in various shapes, with no straight edges, and are bound by lots empty white space, e.g.: ...
7
votes
1answer
309 views

ConTeXt MarkIV: Pagenumber in layer not working

I want to put pagenumber and navigation into a layer, but the counter for pagenumber is not working. Here's a minimal example: \usemodule[graph] \usesymbols[nav] \setupsymbolset[navigation 1] ...
4
votes
1answer
128 views

Metapost error related with ConTeXt

I try to reuse this code from fpast (Generating Random arrows in tikz) in context but I found a error message associated with the freelabel() function. If I try to add the labels with label() function ...
4
votes
2answers
132 views

How to import metapost to .tex properly and how to do it without importing

I have read several questions related to metapost and latex here on TEX SE, but I still cannot solve my own problem. So it is a very basic problem. I am trying to include a metapost graphic in my ...
3
votes
1answer
74 views

How do I use piechartmp to make pie charts with Metapost?

This is my MetaPost input file: prologues := 3 ; outputformat := "%j-%c.eps" ; input piechartmp; beginfig(1); SetupColors((0.7, 0.7), this, this) ; SetupPercent(this, "%") ; Segment(64, ...
3
votes
1answer
496 views

How to change the font for metauml?

I am using the emp package in order to use metauml for drawing UML-models. So far so good. this is a minimal example: \documentclass{scrartcl} \usepackage{emp} \ifx\pdftexversion\undefined ...
2
votes
1answer
35 views

ps2pdf crahes on MetaPost generated .eps figure

I generated with MetaPost the example in "LaTeX Graphics Companion", 2nd ed., p. 174, above. The eps is generated. The header: %!PS %%BoundingBox: -123 -92 64 43 %%HiResBoundingBox: -122.84787 ...
2
votes
1answer
501 views

Metapost External Figure

I have a metapost file image.mp containing the following lines: beginfig(0); draw p0; externalfigure "/Users/dsg/tex/images/image.png" xyscaled r0 shifted r1; endfig; When I run mptopdf scene.mp ...