{3d} is about three-dimensional content, e.g., images and drawings.

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1answer
631 views

Creating Bezier surfaces using procedural graphics

Are there any package for LaTeX that can create Bezier surfaces? I mean a actual existing function that takes matrices as arguments and generates the surface, not a function written by myself.
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2answers
409 views

TikZ: two ellipses in different planes

How can show that two ellipses are in different planes? \documentclass[convert = false, border = 1cm]{standalone} \usepackage{tikz} \usetikzlibrary{calc} \begin{document} \begin{tikzpicture} ...
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2answers
891 views

How to get rid of the viewer's (incorrect) axes in an Asymptote 3D graphics

I have an Asymptote graph of a 3D surface (code below) that I export into 3D PDF file (containing PRC). I include nice axes with LaTeX labels on them, but in addition to these the viewer displays very ...
10
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3answers
712 views

polytopes as inequalities sistem solutions in R3 (x-y-z) cartesian space

i'm here to ask if there's a TikZ/pgf support to draw areas resulting from a system of linear inequalities, into a xyz cartesian space. i found examples of my needs for xy plan at How to plot polygon ...
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2answers
1k views

Intersection of 2 surface plots in pgfplots

My question is pretty much a duplicate of this one. I'd like pgfplots to display the intersection between tho surface plots properly. Unfortunately, my function is quite different from the one in the ...
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1answer
2k views

How to change label and ticks of a pgfplots colorbar?

I have a 3d plot with colored surface and a colorbar made with pgfplots. My probably related questions are: How can I set the label of the colorbar? What are the equivalents of zticks (positions of ...
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2answers
171 views

Asymptote: when white isn't white

I'm trying to display a white 3D ball with Asymptote (3D PDF), but it always turns up gray: import graph3; import solids; defaultrender.merge=true; size(10cm,0); ...
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1answer
810 views

How can one plot in 3D a matrix with LaTeX?

I have a problem with drawing a 3d plot in TikZ. I have a matrix of size (n*m) n is the number of points in the x-direction and m is the number of points in the y-direction and the values in the ...
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2answers
965 views

Big data surface plots: Call gnuplot from tikz to generate bitmap and include automatically?

Motivation I have large numerical data files, that I would like to create density (surface) plots of. Since they are very big, we can rule out a few possibilities such as to plot them directly with ...
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1answer
471 views

Contour partially hidden by a surface in pgfplots

Thank's to SE (and particularly these two questions: Draw a bivariate normal distribution in TikZ and How to fix a contour plot at top of a 3D box), I've been able to draw what I was looking for with ...
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2answers
2k views

How to draw an Icosahedron?

After going through the pgf manual and also searching the web for some solution or at least a hint on how it can be done (preferably using TikZ), so I came here with my question: How to draw an ...
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2answers
484 views

plot 3d graphs of functions defined implicitly

How can I plot 3d graphs of functions defined implicitly (quadratic forms, for Linear Algebra course notes -- I'd like to include lots of examples)? As far as I can see it is not possible with ...
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2answers
659 views

Is lualatex supposed to be a superset of pdflatex? (regarding production of PDF)

In other words, is it a bug if lualatex cannot compile a document that pdflatex can? Based on the answers to this question How to expand TeX's "main memory size"? (pgfplots memory ...
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1answer
499 views

Drawing a ring around a torus (doughnut) using TikZ

I was trying to draw a 2-torus (a doughnut) using TikZ, based on the answer to my previous question Moebius Strip using Tikz, and got the following The result is impressive! However, the vertical ...
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2answers
786 views

pgfplots: two labelings for a single 3d plot

I am trying to add a second labeling to my 3d plot, but I can not figure out how to do it correctly. The idea is to add a second axis without any grid, ticks, lines and nothing but labels and overlay ...
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2answers
108 views

pgfplots 3d cylindrical coordinate system

I am trying to plot a cylindrical coordinate system using pgfplots. The idea would be to plot the r,theta plane similar to what polaraxis provides, see here. I don't know how to translate something ...
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2answers
218 views

3D font in LaTeX

This is an unusual question regarding rendering of a font with a specific 3D-esque style in LaTeX, XeLaTex, or any other TeX flavor. I was looking at some fonts the other day and I came across one of ...
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1answer
307 views

How to achieve a perspective where two axes of a 3D scene coincide with the x and y axes of the 2D projection?

How should the corresponding camera line look like? currentprojection = orthographic(camera=(x,y,z),up=Y,target=O); In particular, I need a formula for the triple (x,y,z) depending on the angle ...
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1answer
809 views

Changing view angle distorts sphere with pgfplots

I am trying to learn how to use pgfplots by plotting simple things, like a two-dimensional sphere. However, I find it quite surprising that depending on the view angle, the result sometimes does not ...
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1answer
243 views

TikZ: a cylinder of infinite height

I would like to use the Magenta cylinder from dandelin spheres, but I want to have the illusion that the cylinder goes to infinity in the positive z direction. I am ignoring the rest of the code ...
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2answers
680 views

Tikz : how to control length in 3D pictures?

I tried to draw a sphere with tikz with isometric projection or oblique projection (perpective cavalière in french). For oblique projection you have to put a scaling factor (scal < 1) for distance ...
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3answers
1k views

Cut-off cone in TikZ

How would I draw the following cone using TikZ? I have no clue how to incorporate the "cut-off". I want to draw a picture of the cone given by the points (y, t) for y in R^d and t in (0, infty) such ...
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3answers
2k views

How to draw a circular cone

I want to draw the circular cone given by the equation z²=x²+y². (I do not mind using any given package.) I tried to use the pst-solides3d package with the help of its manual to generate the ...
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3answers
901 views

Vector graphics in LaTeX

I need to add some vector graphics to my LaTeX files. I would like to end up with good looking wireframes, such as in Hatcher's book "Algebraic Topology" (for an example take a look here). Which tools ...
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2answers
332 views

How can I draw two intersecting spheres with highlighted intersection?

I would like to get an image like the this: with two intersecting spheres, marked centers , one point on the intersection should also be marked and a highlighted intersection. I've tried to get ...
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2answers
134 views

3D data plot with PSTricks

Consider the following example: \documentclass{article} \usepackage{pst-3dplot} \begin{filecontents*}{plotting-of-3d-surface.data} 2.17 0.001 0.82044815 2.17 0.002 0.82345825 2.17 ...
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2answers
727 views

pst-solides3d and hidden lines

I am trying to draw figures with pstricks for the first time. Unfortunately, I am struggling with it. I was trying to draw a pentagon-cone and an octahedron using pst-solides3d, but it draws some ...
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2answers
689 views

Drawing the contour of a 3d torus

I would like to draw a torus, like the one on the question How to draw a torus, with a 3d package. I would like to avoid drawing the torus in 2d with inkscape (or directly with tikz) because I will ...
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1answer
606 views

Specifying the transformation matrix TikZ uses manually?

I'm creating some 3D graphics using TikZ, and I need to apply a transformation matrix to some coordinates I'm specifying in 2D so they end up in 3D. I am going to draw graphics on all three visible ...
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2answers
1k views

3d Image using tikz?

I have attempted to draw a sphere between two planes that are defined as follows. a:= 2x - 2y + z + 2 = 0 and b:= 4x - 4y + 2z - 4 = 0 I know that the line is perpendicular to the two planes are ...
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9answers
3k views

For movie15-based 3D embeds, how to get u3d files?

The movie15 package (an interface to embed movies, sounds and 3D objects into PDF documents for use with LaTeX as well as pdfLaTeX) requires 3D files to be in u3d format for embedding into pdf. This ...
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3answers
732 views

Is it possible to draw a 3d cylinder using TikZ-3dplot?

I want to draw a clyinder between two planes. I want to specify the distance between the planes and position and radius of the cylinder. I would like to use tikz-3dplot, because it allows a free ...
8
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1answer
597 views

How to project a function over a 3D plane

When I looked up the method to express two variable functions as a sequence of intersecting horizontal planes, I thought to use PGFplots to construct a simple set of "slices" of a generic function ...
8
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1answer
407 views

Best way to get the unit vector of a given vector in tikz 3d

Suppose I have a coordinate in tikz 3d which I interpret as a vector, for example \coordinate (v) at (3,2,9); What's the best way to get the unit vector pointing into the same direction? My first ...
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1answer
205 views

3D arc in Asymptote

I constructed the technical figure embedded below. I wonder how to draw red arc to denote angle $\alpha$ between two blue vectors. (Actually, I add the desired output using Inkscape.) The Asymptote ...
8
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1answer
843 views

3D line plot in pgfplots

I have the following problem with pgfplots and \addplot3. I have a graph in [0,1]x[0,1] that should display a mesh plot and a line plot that traces a particular line across the mesh. The line plot is ...
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2answers
1k views

3D-plotting sine integral (PSTRICKS)

I'd like to build up a 3D-Plot (based on pst-solides3d), where the function looks like x=u, y=v and z=\int_0^x \frac{\sin\left(\pi t \right)}{\pi t} - \frac{1}{3} ...
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2answers
477 views

Shading of cubes in 3D picture

The example here is just great (and even better with the implementation in the comment). I would, however, like to have all the sides on a cube in the same color but have the color change in each ...
7
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3answers
1k views

Drawing Axis Grid in 3D with Custom Unit Vectors

I am trying to adjust the unit vectors for each of the axis, and draw a coordinate grid. I can get it to work without specifying the unit vectors, of specifying it as: x={(1.0cm,0.0cm)}, ...
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2answers
244 views

Interactive surface plot with pgfplots

I know that it is possible to embed three-dimensional files into PDFs with \LaTeX which can then actively be interacted with by the reader (see here for example). I have a surface plot I made with ...
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2answers
220 views

How to make a 3D Lattice?

How could I create a lattice like this: In 3D, with the ability to change the x,y and z spacing independently of each other? Any solution using any LaTeX program would be great! I have tried to do ...
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2answers
548 views

Helix on a cylinder

I want to plot geodesics on a cylinder. These are straight lines, circles or helices. I can plot the first two, but I don't know how to draw the helices. To be precise, I would like to know how to ...
7
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3answers
216 views

pgfplots: 3D surface plot from data with free format

I want to plot 3D data from a file (data file) using pgfplots. The data represents an ellipsoid. I want to draw the outer shell like in the following picture, just without the background and in ...
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2answers
337 views

Projection of included 2D graphics to a plane

General purpose I want to project a graphic file from external sources (example.pdf saved on my computer e.g. a chip design) on the bottom of a 3D graphic (which I can draw in LaTeX by using TikZ, ...
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2answers
1k views

Plot TikZ items with respect to 3D position, not the order of appearance in the code

I have a big bunch of polygons plot in 3D with TikZ. The code is generated by a program, so it's hard for me to print the "foreground" polygons last, so that they are well printed in space. In other ...
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2answers
2k views

Drawing 3D cylinder

I need to draw a lot of 3D cylinders with different dimensions. Has anyone maybe already defined a command like \3Dcylinder{x}{y}{z}? I found 3D bodies in TikZ and tried the third answer. But I don't ...
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2answers
546 views

3D TikZ lines on the perimeter of a circle

I'm just learning TikZ, I've done a few 2D images and I wanted to make a 3D wire frame of the Hubble telescope. The body of the telescope is basically a pair of tubes, the front one slightly narrower ...
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2answers
290 views

Setting the unit vector ratio gives a '! Dimension too large' error

I have a Delaunay-triangulated surface generated in MATLAB, which I would prefer to render in tikz. I use Nico Schlömer's matlab2tikz script to generate the standalone tex file. The MATLAB result ...
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2answers
205 views

Position shift when adding label to 3D asymptote diagram

I have this strange issue with 3d asymptote diagrams. Without labels they act as a normal figure, but when I add label, the diagram moves to the edge off the page... MWE: ...
7
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1answer
230 views

pgfplots: 2d graphics in 3d axis environment

I would like to stack several external 2d plots into a 3d axis environment like the orange and green planes in my example. As the 2d plots are created externally, I am looking for a way to rotate and ...