Questions on the construction of 2D and 3D graphics through the direct use of primitives, directives, and functions. Include the graphics3d tag for questions specifically on 3D graphics. This tag is not to be used for basic questions on visualizing functions and lists using the various flavors of ...

learn more… | top users | synonyms

10
votes
3answers
194 views

Custom edge style (e.g. brush stroke, writing ink, etc.)

I would like to draw a graph with Mathematica in such a way that it looks like a handmade drawing or painting. To be more precise, is there a way to set a custom edge style such that it looks made ...
10
votes
2answers
249 views

How to solve for the intersection points of two ellipses?

I have a parametric equation of two ellipses as follow $\begin{cases} x=a_1 \text{sin$\theta $}+b_1 \text{cos$\theta $}+c_1 \\ y=d_1 \text{sin$\theta $}+e_1 \text{cos$\theta $}+f_1 \\ ...
10
votes
1answer
235 views

Show graphics content in front of frame

Consider some graphics which spill over the plot range, like these: ...
8
votes
1answer
219 views

Vertex merging in graph?

Given a Graph such as the one produced with the following code ...
6
votes
1answer
354 views

Connect neighbouring points as list of segments in 2 D

Context I am interested in connecting neighboring points in 2/3D as list of segments. I am guessing this is something within the reach of graph theory, which is well implemented in mathematica. ...
6
votes
1answer
538 views

Building a molecule viewer: aesthetic rotations

I am working on building a molecule viewer in Mathematica and am running in to problems with controlling rotation of the molecule (which is rendered as a ...
22
votes
2answers
455 views

Packed Graph or GraphPlot output with non-square layout?

Graph or GraphPlot produce square layouts for disconnected graphs: Graph[Table[i -> Mod[i^3, 100], {i, 1, 100}]] I´d like to get a rectangular layout with ...
20
votes
3answers
788 views

Change the color of a Locator in a Manipulate

How can I change the color of a Locator in a Manipulate? As an example, consider the following. ...
15
votes
4answers
847 views

How can I create a ColorFunction using Blend?

As shown below, I am trying to find a cool way to show some variance weighted deviation from the mean. There are 10 attributes that I compute the distance for. How can I add a color function such ...
13
votes
1answer
391 views

How can we show the boundary of a WordCloud shape?

WordCloud can arrange the words inside a shape. ...
13
votes
1answer
814 views

Map of Specific US States? (Isolated)

My question here is fairly basic, and I'm sure I'm overlooking something basic. I know about CountryData for creating shapes of entire countries, and it works, to ...
11
votes
2answers
432 views

Is there a way to programmatically set global preferences?

Can I set global preferences that are accessible via "Edit"->"Preferences" programmatically from within a notebook? As learned from this question, turning off anti-aliasing can make a huge difference ...
11
votes
1answer
376 views

Finding minimal region with padding and linear map to circle

Suppose I have n ordered points. I would like to find a simple region that contains all the points and is close to the smallest region that contains the points except it is smooth and has some ...
10
votes
5answers
583 views

What is my problem with MeshFunction?

I want plot the max value in a sine plot. We can use the following code ...
10
votes
4answers
2k views

Creating an animation illustrating the time-evolution of a pre-computed orbit

As the title says, I would like to use Mathematica in order to create an animation depicting the time-evolution of a three-dimensional (3D) orbit. To begin with, I have an ASCII file which contains ...
10
votes
2answers
5k views

Use different ColorFunction for each function plotted

When plotting two curves on one plot, you can specify different colors for each function: Plot[{Sin@x, Cos@x}, {x, 0, 4π}, PlotStyle -> {Red, Blue}] To ...
9
votes
2answers
382 views

How to draw a contour diagram in Mathematica?

This answer at Math.SE contains a neat contour diagram created using Mathematica: What Mathematica functions I can use to draw diagrams like this?
9
votes
1answer
374 views

Speed up DensityHistogram rendering (display)

When I tried to present some pre-calculated density histograms inside Manipulate I noticed that the display of DensityHistogram is extremely slow. Here is a simple ...
7
votes
1answer
549 views

How to get full-screen graphics canvas?

Is it possible to create a full-screen graphics without any front end elements like cell brackets and scrollbars? The zero approximation can be ...
5
votes
2answers
345 views

Grid ItemSize is smaller than expected

If I execute MatrixPlot@IdentityMatrix@100, the result is a good size. However, if I evaluate ...
3
votes
4answers
510 views

Interpolating a plot with missing values

With data = {{1, 1}, {2, 2}, {3, 3}, {4, 4}, {5, 5}, {6, 6}, {7, 5}, {8, 4}, {10, 3}, {10, 2}, {11, 1}} and ...
21
votes
0answers
236 views

How to speed up PDF export in Mathematica 10

Based on this question: - Version 7 print environment - I set up two 10 page test documents in version 7.0.1 and version 10.1. The version 7 document exported to PDF in 4.18 seconds whereas the ...
16
votes
1answer
905 views

How can I share objects with dynamic content with non-Mathematica users?

Often when I construct some cool Manipulate[] function, I would like to share it with others—non-Mathematica users. Some software, notably Cinderella, ...
14
votes
4answers
429 views

How to separate paths from the output of EdgeDetect?

I have been trying to find a way to separate the various closed paths that can be output by EdgeDetect. For example, taking the output of: ...
12
votes
3answers
585 views

WaveletScalogram in polar coordinates

For given dataset data = Re[Zeta[1/2 + I Range[0, 100, 0.01]]]; It is nice that Mathematica can plot data in both Cartesian and Polar coordinates. ...
12
votes
3answers
1k views

Adapt ticks in plot and font in legend

Some of my 2-dimensional data are displayed with a code similar to this: ...
12
votes
4answers
362 views

Arranging connector lines

Heike gave an absolutely wonderful answer to my question about arranging subplots around a main plot and including connector lines. This is the result: Starting from Heike's answer, what is the ...
11
votes
5answers
2k views

How to make a depth map from a 3D model?

Given a 3D .obj model, for example a rabbit. How can we make a depth map out of it? Any idea or help would be much appreciated.
11
votes
2answers
1k views

Preventing label crowding in PieChart RadialCallout and RadialCenter

Is it possible to avoid this unreadable situation with label crowding when using PieChart's RadialCallout and ...
10
votes
5answers
875 views

The mysterious gap inside Grid

There's this gap inside Grid which I cannot seem to remove. Perhaps someone knows how. ...
10
votes
4answers
573 views

Mark an 2d-area on a 3dPlot (ListPlot3d)

I have a list {(IC,s,FK)}, which I use to generate a 3d-plot with the help of the command ListPlot3D. ...
10
votes
2answers
279 views

Encoding format used by GraphicsData?

I am trying to extract some graphics stored in PICT format from a Mathematica notebook, using a platform that doesn't support PICT. If I look at the .nb file in a ...
9
votes
1answer
249 views

Ghost trails with Animate?

What are some approaches to integrate Ghost trails methods with Animate, which otherwise seem more suited for exporting individual frames? For example, given this rootPlot function, how can trails ...
9
votes
2answers
354 views

Transition between graphs

I want to visually demonstrate the manipulations made to a graph. For instance, I have a graph g where using the command ...
8
votes
1answer
157 views

How to discretize a BezierCurve?

Bug introduced in version 10.0 and persisting through 10.3 DiscretizeGraphics is new in 10.0. I need to create a discretized region from a ...
8
votes
1answer
222 views

How to make a Nebulabrot?

A Nebulabrot is a generalization of the Buddhabrot, a fractal rendering technique related to the Mandelbrot set that sort of looks like a meditating buddha. The Buddhabrot rendering technique was ...
8
votes
1answer
448 views

How does PlotLegends actually work with ListPlot3D?

I'm sensing this might be a rookie mistake but normally I roll my own legends but decided to try the built in legends for a ListPlot3D. ...
8
votes
4answers
991 views

data visualization on a lattice grid

Is it possible to visualize an array whose elements are angles as actual angles on a lattice grid? E.g., say, if the input is: ...
8
votes
1answer
201 views

How to make MousePosition more reliable

This takes a little patience to reproduce, but I got a screenshot of it in version 9 on Mac OS X 10.7.5: With a small Graphics object, it occasionally happens that ...
7
votes
2answers
179 views

What does the AspectRatio option actually do?

The Documentation for AspectRatio on its first line under the "Details" section states: "AspectRatio determines the scaling for ...
7
votes
4answers
1k views

Combining 2D slices into a 3D plot

I am currently trying to combine several 2D plots into one big 3D plot. The 2D-plots are simply input-results from calculations (so these things have 2D coördinates (x,y)). The results depend on an ...
7
votes
1answer
334 views

Accidentally corrupted graphics (?) data of notebook — now it won't open

In the process of editing my scripts' variable names with a haphazard "replace in all open files" in my text editor, I accidentally replaced portions of graphics data in a notebook (and I believe this ...
7
votes
3answers
560 views

Identifying when two graphic objects overlap

I'm designing a small demonstration that helps to visualize the reason behind shaping an electrode that is used to probe a surface: ...
7
votes
1answer
1k views

How do I prevent fonts sizes and line weights from scaling in exported graphics?

It's common to export graphics from Mathematica that are subsequently scaled to various sizes that cannot (at least not conveniently) be anticipated. This is problematic in cases where (as is common) ...
6
votes
2answers
245 views

Extruding a wierd 2D shape to make a prismatic 3D shape

I have the outline of a 2D shape defined by a periodic radius R[θ]. I would like to extrude this linearly to a prismatic 3D object that has my cross-sectional ...
6
votes
2answers
522 views

Map of Swedish regions?

There have been some questions dealing with how to draw individual US states since such data doesn't come with Mathematica through its CountryData which offers ...
6
votes
1answer
719 views

How to display each step of an A star algorithm?

I wrote a pathfinding program: A*, which is an extension of Dijkstra. I want to see the result of each step at a time. Which function should I use? The main program is the notebook Astar, which is ...
6
votes
1answer
472 views

How do I constrain the region where I can drag a Locator?

How do I constrain the region where I can drag a Locator to conform to rules, including rules that apply to computations resulting from the value of the ...
5
votes
1answer
648 views

How to use MathPSfrag package in Mathematica 10?

I am interested to use LaTeX like labels in the plots that I prepare in Mathematica, and hence, I downloaded the MathPSfrag package from this website ...
5
votes
0answers
194 views

How to fix a PDF line rendering problem in V9

If I run this in V8 ...