3
votes
1answer
122 views

TikZ - flexible arrow positioning

The following MWE is translating to the desired tikz picture, but the code is not very useful for adjustments. Especially the positioning of some arrows is done very poorly by defining coordinates ...
11
votes
5answers
248 views

automatic tikz coordinate calculations

Right now I have these defined: \coordinate (Z1) at (0.9,0.5); \coordinate (Z2) at (0.816,-0.112); \coordinate (Z3) at (0.46848,-0.46336); But I would really like to automate this to be: so that ...
2
votes
1answer
70 views

Minus signs on coordinates not visible enough with TikZ

I want to draw a system of coordinates with TikZ. At the moment I use the following code (which I copied from somewhere). Now I would like to make the minus signs on the negative y-coordinates more ...
7
votes
1answer
104 views

Placing node at path using `midway` in pgfplots

I thought my problem would have been possibly answered anywhere here, but I could not get it to work. Questions I consider linked to mine but which weren´t able to solve my issue are node placement ...
1
vote
1answer
82 views

Tikz: How to combine orthogonal edge syntax with coordinate calculation? [duplicate]

I'm trying to combine the syntax for orthogonal edges (p |- q) with the syntax for calculation relative coordinates ($ (a) + (1,0) $). Example: \draw ($ (node1.south) + (1,0) $) to ( ($ (node1.south) ...
4
votes
1answer
60 views

Fit node to another node in a seperate scope that has been shifted and canvas transformed

I want to fit a node to another node which is defined in a different scope which has been subject to the options "(x)shift and transform canvas" (see example code and image). Without any canvas or ...
3
votes
1answer
118 views

Converting node coordinates in tikz 3d?

Consider this MWE: \documentclass[% 12pt, journal, onecolumn, twoside, draftcls, letterpaper, ]{IEEEtran} \usepackage{tikz} \usetikzlibrary{calc} \usetikzlibrary{positioning} \usetikzlibrary{3d} ...
7
votes
3answers
291 views

drawing points coordinates in a graph

I need to draw points coordinates in a graph. In my case, the problem is that the values of the x-axis and y-axis of each point can be very large. That is why I need to edit the code below in order to ...
12
votes
2answers
688 views

Draw in cylindrical and spherical coordinates

I can try to draw this in TikZ: I managed to draw the coordinate axis. The first image is in cylindrical coordinates and the second in spherical coordinates. I don't know draw in spherical ...
1
vote
1answer
71 views

How do I store the x or y value of a named node in tikz \draw?

A big part of the question above has already been answered: "Use the calc tikzlibrary and the let syntax". \begin{tikzpicture} \draw [help lines] (0,0) grid (4,4); \node (A) at (2,1) {A}; ...
5
votes
1answer
98 views

Remember coordinate in nested tikzpicture points to a weird place

I have problems with remembering the coordinates of names defined in nested tikz pictures. Look at the following minimal working example: \documentclass{article} \usepackage{tikz-qtree} ...
4
votes
1answer
95 views

How to reference the arguments defined in a “newcommand”?

What I am doing: I want to draw a picture (as shown below) to illustrate the contraction of some intervals to nodes in a line. First, I define a newcommand for interval (i.e., \op) with three ...
5
votes
2answers
160 views

Labeling node values on the axes

I want to draw some curves and some special coordinates on the curves, then label the nodes on the axes. So far I have done it manually like this (it's a diagram for the Markowitz risk premium in case ...
4
votes
1answer
211 views

Wrong point when barycentric coordinates in triangle add up to one

I am trying to plot points on a triangle using areal coordinates (barycentric coordinates that add up to one). Using TikZ and the barycentric coordinate system, however, this gives the wrong point in ...
1
vote
1answer
196 views

Write text inside some shape in tikz [duplicate]

How can i write text between some pre-defined coordinates in tikz?. As shown in the attached figure, i want to write text between a-b-c-d coordinates.
6
votes
1answer
303 views

How to create symbolic x coords without losing last bar

I've created a bar chart with labels for the x coordinates. But if I don't put a xmin/xmax in, only half of the first and last bar appear. If I add a xmax it shows up on the axis. ...
1
vote
1answer
231 views

Using current path position in coordinate calculation

I often find myself writing code like this: \documentclass{article} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture} \node (aNodeWithALongName) at (1,1) {a}; \node ...
7
votes
2answers
161 views

How to get a reasonable coordinate system when combining pdfpages and TikZ?

I have been trying to add content to a (proprietary) PDF with LaTeX by using pdfpages to inlude the original pages and draw on them using TikZ. This is the code I have been using: ...
11
votes
4answers
289 views

Can tikz coordinates be exported to a text-file?

Can tikz coordinates be exported to a text file, while the document is rendered? Let the document be: \documentclass{scrartcl} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} ...
7
votes
2answers
175 views

How to extract coordinates in the current scope (before the coordinate transformation matrix is applied)

If I extract coordinates with \pgfgetlastxy{}{}, I get changing results depending on the transformations I've applied to my draw (rotation, scale): \documentclass[margin=0.5cm]{standalone} ...
3
votes
1answer
98 views

Match coordinate in two different scopes

I've many small pictures, each centered at (0,0) in their own figure but i need to combine them and in the combined picture the (0,0) of the 1st picture (in a scope) should be (4,2) of the 2nd picture ...
2
votes
2answers
126 views

TikZ: can a new coordinate be placed along a line by using shorten?

I have line from the origin to (2,2) in this example where I placed the coordinate (A) at the (2,2). What I want to do is place a new coordinate 1cm below (A) on the same line and then draw a ...
7
votes
1answer
161 views

Create a coordinate node at each point of a path

How can I create a TikZ/pgf-style that will put a coordinate, which should be named automatically, at each point of a path? So the following code \draw[put coordinates](0,0)--(3,2)--(4,7)--(-2,1); ...
0
votes
1answer
177 views

intersection coordinate systems

I'm trying to write a \newcommand to draw a little stick-man in PGF. It isn't finished yet, but right now, it looks like this: \newcommand{\man}[1] { % #1 : The position of the head of the stick man ...
1
vote
1answer
103 views

TikZ: Can a node be placed at pos = .5 and then a coordinate at the end of the line?

As the title say, can a node and a coordinate be placed on the same line? \documentclass{standalone} \usepackage{tikz} \begin{document} \begin{tikzpicture} \coordinate (P1) at (-2, 0); ...
2
votes
1answer
176 views

TikZ: Accessing coordinates from coded points

Consider the code below. In the scope environment, I am using a clip to keep the ellipse between the points. From reading, I know with the let command I can access the coordinates of the points by ...
4
votes
2answers
304 views

Tikz coordinates relative to a node, and outside it

Given a rectangular node X I have access to the coordinates (X.north), (X.east) and the like. However, I want to be able to draw two sides of a right-angled triangle on top of the node. For example, ...
7
votes
2answers
156 views

Coordinate system along line

I would like to draw a coordinate system along some lines in a framework for a structural course. This little coordinate system is called local coordinate system. At the moment the framework looks ...
6
votes
1answer
384 views

Extracting x, y coordinates of an arbitrary point in TiKZ while using yscale and xscale

Inspired by Extract x, y coordinate of an arbitrary point in TikZ, I am trying to use the x coordinate of a point to draw another element. However, when I use the yscale and xscale commands, the ...
4
votes
1answer
749 views

How to draw and annotate a spherical coordinate system

For some lecture script I am preparing I would need some descriptive images showing how to work with spherical coordinates as often seen in textbooks, i.e. a globe and some descriptive arrows ...
2
votes
1answer
104 views

placing invisible links at certain coordinates?

Does anybody know if this is possible using TikZ? I'm trying to create links over a picture that i have layed on the background of a frame or at least placing them on some nodes in a TikZ code.
4
votes
1answer
191 views

Pass a 3d coordinate via pgfkeys

I'm using 3dplot to draw in 3D. Now I want to define my own environment, called pose, that is supposed to be used inside a tikzpicture-environment. It should perform a coordinate system tansformation ...
5
votes
1answer
686 views

How do I set top left position as the anchor for a node (TikZ)

Is there a way to position a node in terms of left/right coordinates of bounding rectangle? It appears to me that I can only specify center position.
4
votes
1answer
327 views

Drawing on multiple images inside the same tikzpicture, how to get the right transformation of coordinates?

Following Drawing on an image with TikZ, I've had many succesful instances of drawing on a picture with TikZ. However, now I have a tikzpicture environment with several graphics, and I want to draw ...
6
votes
1answer
2k views

How to position one node relative to another node at a certain angle in TikZ taking the nodes' size into account?

I asked a question before about how to position a node relative to another node at a certain angle in TikZ, and the answer I got there was that you can use the \path (node1) ++(angle:distance) node ...
10
votes
5answers
1k views

Transform defined coordinates in TikZ

Say I have a triangle with vertices defined using \coordinate (a) at (0,0); \coordinate (b) at (1,0); \coordinate (c) at (0,1); Let us denote by T(x,y) the triangle defined by (a),(b) and (c) which ...
5
votes
1answer
312 views

tikz coordinate calculations gone wild

I'm quite a bit baffled why my coordinate calculations are coming out so differently. All coordinates are where I expect them to be, except coordinate Z. \documentclass{article} \usepackage{tikz} ...
3
votes
2answers
258 views

How to reference an axis label, e.g. xlabel

I'm new to that forum but it already helped a lot, thanks for this! But now I really got stuck. Basically I'm looking for a possiblity to reference the xlabel of an axis in a TikZ picture. The ...
8
votes
1answer
995 views

tikz: placing nodes relative to the bounding box coordinates

I have a tikzpicture,in this case a blue rectangle, that will produce a bounding box, here visualized by the green background. I would now like to place a node in the top left corner of the bounding ...
22
votes
4answers
8k views

TikZ: difference between \node and \coordinate?

What is the difference between \node and \coordinate in TikZ? Exchanging them does no visual effect in my (to be honest: still simple) pictures. When to use what?
2
votes
0answers
246 views

Tikz - Using calculated coordinates inside the plot function [closed]

I'm wondering if its possible to use calculated coordinates inside the function plot, somehow like this: \documentclass{article} \usepackage{tikz} \usetikzlibrary{calc, positioning} ...
6
votes
1answer
389 views

TikZ change coordinate system so Y points downwards

How can I change the default coordinate system of TikZ, so the Y coordinates go downwards, instead of upwards. This is because in the picture I'm trying to draw it is more natural to reference points ...
4
votes
1answer
192 views

Error with TikZ's Fitting Library when using coordinates

I try to use the TikZ's Fitting Library with coordinates but it didn't compile. In the manual of TikZ we got This option must be given to a node path command. The coordinates or nodes should be a ...
9
votes
1answer
471 views

normal coordinate system in tikz using parallel curves

I have a wavey looking curve and would like to show the corresponding normal coordinate system, which is defined by arclength along the curve and (signed) distance from the curve. So there should be ...
14
votes
2answers
629 views

Computed coordinates are all the same?

It's embarrassing question time. Why are my computed coordinates all showing up at the same location? The larger filled quarter circles are drawn with: current page.\x where \x is south west, ...
6
votes
1answer
401 views

Problem with external graphics and 3D pgfplots

I want to include an external graphics with pgfplots. I tried to follow the instructions of the manual (p45 et seq.) as carefully as possible. But the result is hoorible as hell. Here is the code I ...
6
votes
1answer
526 views

perspective tikz figure 3d

I want to rotate my figure, like here below: \documentclass{standalone} \usepackage{tikz} \usepackage{tikz-3dplot} \begin{document} \tdplotsetmaincoords{180}{0} ...
4
votes
1answer
119 views

How can I create one variable for coordinates?

Currently, if I want to make my TikZ images independant of coordinates, I use \newcommand\AX{0} \newcommand\AY{1} Can I create one coordiante for one point? How can I access the x-part or the ...
3
votes
1answer
267 views

Curve synthesis - Adding many (mostly piecewise linear) curves

It's a follow-up to a previous question. If I could have a macro out of the solution over there, it would have been great but then I couldn't make it. The following code (to be added to the one in ...
9
votes
1answer
474 views

Curve synthesis - Adding two curves to get another one

Case 1: Let's say I have a few coordinates (A), (B), (C), (W), (X), (Y), and (Z) (possibily obtained through intersection, rotation, and whatnots). I draw two piecewise linear curves through (A), ...