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

5
votes
2answers
1k views

Generating an Airy disk on a plane

I wish to generate a surface intensity plot of an Airy disk (or perhaps a two-dimensional Gaussian approximation to an Airy disk) on an (x, y)-plane at a specified coordinate. The hope is to have ...
3
votes
3answers
147 views

A one-liner to place some number of Graphics3D polytopes on a plane and to randomly assign colorations

I'm looking for a nice one- or two-liner to randomly place some number, $N$, of Graphics3D polytopes on a plane with dimensions $X \times Y$, and to specify that $k ...
7
votes
1answer
172 views

Fixing Spline curves so as to not overlap with themselves - (Diagrams)

Statement of the problem: Conceptually, what I'm trying to achieve is pretty simple. I have some code that generates a set of diagrams from a list of sets of points using BSplineCurve. Certain ...
6
votes
1answer
981 views

Hatched bars and bar-specific background in BarChart

I would like to diagonally hatch the bars in BarChart and to have three different background colors for the different bars, like this: Any ideas how to ...
2
votes
1answer
200 views

Manipulate Locator warping (snap to cursor)

I'm looking to have a Manipulator Locator that moves in discrete steps and requies the user to click on/near the locator position.. consider these two examples: ...
2
votes
1answer
643 views

How to combine two plots with the same y-axis

I have a data file which contains three columns of data. The first and the second column correspond to $x$ coordinates, while the third column to $y$ coordinate. Here is a small sample of the data ...
2
votes
2answers
170 views

How to increase the size of the dot produced by OverDot[]

As the title says, I want to find a way to increase the size of the dot produced by OverDot[]. Here is a simple code ...
3
votes
1answer
291 views

Plot Ticks disappear when combining Plot with Graphics

I'm attempting a simple Plot that I want to add asymptote markers to: ...
2
votes
3answers
112 views

Make all the lines equally sharp [duplicate]

Graphics[{ Line[{{# - 1, -0.5}, {# - 1, 5.5}} & /@ Range[6]], Line[{{-0.5, # - 1}, {5.5, # - 1}} & /@ Range[6]] }] There are two kinds of lines in ...
0
votes
1answer
485 views

How can I combine several 2D-plots to one big 3D plot?

So I've been able to make a list given by list = Table[{xValues, f[xValues, t (*fixed*)]}, {xValues, xmin, xmax}] For example: ...
2
votes
1answer
266 views

Can Epilog be used with ParametricPlot3D

This command: ParametricPlot3D[{Cos[t], Sin[t], t}, {t, 0, 2 \[Pi]}, Epilog -> {Arrow[{{0, 0, 0}, {Cos[\[Pi]], Sin[\[Pi]], \[Pi]}}]}] Produces the ...
10
votes
4answers
490 views

How to bend a logarithmic number line into a circle

One way to plot a sequence of numbers on a logarithmic number line is this: ...
6
votes
4answers
750 views

How to draw an infinitely long line that automatically scales with the plot?

I'm trying to plot a function inside a Manipulate and draw a vertical line at some $x$ position. The scale of the plot can vary a lot depending on the ...
0
votes
0answers
52 views

Use of JoinedCurve with list only [duplicate]

When I Import an EPS file, bezier curves are converted into something like this: ...
5
votes
1answer
247 views

How can I stack plots so that they are aligned nicely? [duplicate]

Suppose that I have two plots (e.g., Plot, ListPlot, etc) that cover two regions of space. I would like to display them "...
2
votes
0answers
148 views

How do I incorporate metadata using Export?

I have Export["file.png",codeThatMakesAGraphicsObject[],"PNG"]; and want to embed some specific metadata information. Is there a simple way to do that? Note ...
4
votes
1answer
103 views

Make Entire Area of New Graphic Editable

Create a new graphic via the menu bar: Graphics -> New Graphic. The FullForm expression for this graphic is: ...
10
votes
2answers
455 views

In what situation is the use of Directive required?

Sometimes I see code samples in the document or in this site using Directive, but I haven't yet find a case that Directive is ...
0
votes
1answer
567 views
1
vote
1answer
181 views

Problem with GlobalClusteringCoefficient

I have a simple problem, I would like to measure the global clustering coefficient for a random graph. Here is my code: ...
2
votes
1answer
171 views

How to embed graphic-element-specific metadata within a Graphics object?

One of the most crucial requirements for rich, interactive scientific graphics is being able to "annotate" individual graphic elements (e.g. the data points of a scatterplot, the individual curves in ...
1
vote
1answer
383 views

Making a screen icon by Mathematica

Is it possible to make within Mathematica an image file to be used as a screen icon? Could you kindly give an example?
5
votes
1answer
325 views

How to speed up multi-curve plotting?

The following example is a very simplified version of the problem I'm working with, though I hope it still captures the essentials. First, the definitions: ...
8
votes
2answers
345 views

Labeling a three-dimensional plot

As the title says, I want to add some text in a three-dimensional plot, thus labeling specific parts of it. Here is the corresponding Mathematica code ...
2
votes
1answer
171 views

Why are the elements of plots separated in exported PDFs?

When I export a plot to a PDF with something like Export["test.pdf", Plot[Sin[x], {x, 0, 2 Pi}], "PDF"] I get a file in which the axes have been separated from ...
1
vote
1answer
192 views

Find size of vertex image relative to the graph coordinate system

I am trying to define a graph using my own VertexShapeFunction with an ActionMenu button being the vertex and a custom ...
0
votes
0answers
42 views

Obtain the coordinates of a point by clicking on it [duplicate]

Is it possible to show the coordinates of a point in a plot by clicking on it ? For example you click on one point on the plot below and you get the point's coordinates.
12
votes
3answers
609 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. ...
2
votes
1answer
287 views

Fraction Alignment in Plot Export to JPG [duplicate]

I've produced some plots that have fractional tick labels on the horizontal axis and they look fine. ...
10
votes
2answers
179 views

Can I define new graphics directives?

Is it possible to define new graphics directives? For example, suppose I want to be able to use the following code: ...
13
votes
1answer
245 views

Structure of Graphics (esp. those produced by Plot, ListPlot, etc.)

I'm looking for a description of the structure of Graphics objects, aimed at the advanced Mathematica programmer. The motivation for this question is the ...
10
votes
1answer
947 views

Roads network visualization by thickness and color intensity by population from GIS files

We can have road networks of the countries in GIS shape file.For exmple from here. Normally traffic flows are proportionate to populations of the cities. I wonder how we can have the same in ...
1
vote
1answer
929 views

List plot joined with stair steps instead of diagonal lines

What's a simple way to plot a list of points so that they're joined with stair steps instead of straight lines between the points? I'd imagine something like... ...
2
votes
0answers
155 views

I am not able to plot legends in list density plot using c program. Getting blank legend

I have tried to load the "PlotLegends'" package. Here is my code, ...
5
votes
2answers
521 views

How to exclude some points to make them more evenly distributed in a figure

If there are some points in a figure, how can I exclude some points to make them more evenly in the figure? 'Evenly' here can be defined as the number of points in each $0.01*0.01$ box is at most one. ...
4
votes
0answers
308 views

Memory problem with producing complex graphics of general type

The problem I am about to ask has appeared once here: Memory Leak in Frontend - anyone know a workaround?. However, in this question I would like to put it in a bit different context. Problem recipe: ...
8
votes
2answers
4k views

Labeling points of intersection between plots

There are several answers where Mathematica used mesh points to show graphically where curve intersections exist. For example: Marking points of intersection between two curves or Is there a better ...
7
votes
3answers
576 views

Poor quality Rasterize output when Background -> None

I am attempting to generate partially transparent images for PNG Export, but seem to run to the following issue. If I Rasterize ...
2
votes
1answer
107 views

Strange response with dynamic texture and MousePosition

I built a cubic, then use MousePosition together with GUIScreenShot to take a floating region with fixed size (200*200) on the ...
13
votes
2answers
2k views

How to get and set default font parameters for Plot, ListPlot, LogPlot, etc.?

How can I find the default font parameters (family, size, etc.) for the text that appears in Graphics produced by Plot, ...
14
votes
1answer
483 views

How to determine numeric equivalent of Tiny, Small, etc. image sizes for Graphics?

Is there a way to find the numeric equivalents of Tiny, Small, Medium, and ...
28
votes
2answers
463 views

Chart illustrating options that affect Graphics/Graphics3D objects

In Mathematica there is a seemingly never-ending list of parameters that affect the appearance of Graphics and Graphics3D ...
1
vote
1answer
212 views

Text with specified FontSize looks smaller than expected

The simplest way to see what the post's title is trying to convey is to evaluate: ...
2
votes
1answer
203 views

How to keep front and back colors of Polygon in Graphics3D same all the time [duplicate]

I want the same face color for a 3D Polygon when viewed from front or back or from any angle. i.e. I want the color not changed under any conditions. Front and back....
0
votes
1answer
504 views

Reassign Functions for Graphic Representation [closed]

How might I construct a function of the form Rep[defs,code], graphic[code] and display[code] ...
2
votes
1answer
274 views

Optimal image quality using Rasterize Function

Based on previous posts about plotting two y axes on the same x axis, I wrote this function: ...
5
votes
2answers
299 views

How to annotate a Grid?

I have the following grid, which is a partial table for the linear function f[x]: ...
2
votes
1answer
611 views

How to compute the Multifractal Spectrum of a Financial Series with WTMM

I would like to know if someone knows how to compute the Multifractal Spectrum of a Financial Time Series (Currency) througth the Wavelet Transformation Modulus Maxima (WTMM). I would highly ...
0
votes
0answers
620 views

Plot basins of attraction using separatrices for particular pendulum [duplicate]

How can I plot the stable and unstable separatrices to make a graphic of the basins of attraction of this differential equation? ...