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 ...

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3
votes
2answers
143 views

Expand Graphics based on all elements

How might I force the following Graphics element to expand to contain the Inset text? ...
0
votes
1answer
293 views

How to label the coordinates of the plotted graph?

How can I label the coordinates of the plotted graph? I want to label the coordinate of $(-1,-1)$. ...
0
votes
1answer
265 views

Combine Plots into a single non-rasterized Graphic with no spacing [duplicate]

Suppose that I have two plots, pl1 and pl2: ...
4
votes
3answers
727 views

How to draw rectangle in mathematica with arrow

I have a basic question but i cant seem to find an answer for it. How do i draw a rectangle in mathematica with either clockwise or counterclockwise arrow heads. In this picture i know two points ...
2
votes
0answers
350 views

Visualising Special Relativity

Mathematica newbie learning by doing (or not so far, in this case). Problem: Special Relativity - consider two inertial frames $A$ & $A'$ in relative motion. At a time $t0$ as measured in $S$, ...
9
votes
3answers
248 views

Problem with CurrentValue[“MouseOver”] when graphics are wrapped with Deploy

Bug reproduced in: V 9.0.1 - 10.1 Please take a look at following toy example: ...
2
votes
1answer
222 views

Render dynamic Graphics objects static

As was discussed in the comments of another question (MathLink Graphical Output (Plots) to File), Graphcis objects produced by commands such as ...
3
votes
2answers
342 views

Resizing graphics with an inset when exporting

I am generating a number of graphics using Mathematica that contain text. Adding the text to the graphic has been a considerable challenge, but I have finally come up with the following: ...
0
votes
2answers
80 views

Combine two functions in mathematica to get one image with two elements

I am trying combine this two functions into one piece in grid. ...
4
votes
2answers
170 views

TrackedSymbols affected by CurrentValue. Another problem with SetDelayed(:=)+OwnVales in Initialization

It is MWE, only a Disk[] that should print "Click" when clicked. Also "date... updating" ...
5
votes
2answers
250 views

extract line from position data

I got a picture like this, and what I want to do is to extract lines from the picture. what I have done now is ...
0
votes
1answer
156 views

How to plot a decahedron with Mathematica?

I wrote Graphics3D[{Opacity[.9], FaceForm[Yellow], PolyhedronData["Dipyramid", "Faces"]}] and I get this picture: I would like to plot a decahedron without ...
9
votes
1answer
442 views

Generating high quality charts in Mathematica for use in LaTeX and Word

I frequently have a probelem using my charts in reports because the text (axes labels and tick marks) look low resolution (fuzzy). When I export my charts, i export them as PNG files. Unless I'm ...
-1
votes
2answers
270 views

Plotting solutions of differential equations with different parameters [duplicate]

I want to plot x[t], when i manipulate w from 0.1 to 1.5. Here is what I've attempted, which does not work as expected. ...
2
votes
1answer
200 views

Order of symbols in Graphics labels

Do you have any idea how to force an order of Greek letter in the graphics? When I type in AxesLabel -> {Cost, Δ OverBar[π]} the order is π Δ. How can I ...
1
vote
1answer
256 views

GatherBy and two conditions

I have a list of 4 dim points, given by ...
3
votes
1answer
177 views

How to fill a whole rectangle with text?

I have a rectangle with specified dimensions and I'd like to fill it with text, so that the text uses all (well, as much as possible) of the available area. I tried to do it with ...
1
vote
0answers
64 views

Dot shading a.k.a. Stippling effect [duplicate]

I am trying to convert grayscale images to black and white, where I hope to have certain artistic effect, called stippling: I have tried two methods; dithering (with ...
41
votes
2answers
2k views

How can I add drop shadows and specular highlights to 2D graphics?

I thought I'd share some code in the form of a self-answered question, but other answers are of course welcome. Drop shadows are a familiar visual effect, giving the impression of a graphical element ...
6
votes
2answers
767 views

StreamPlot for Bifurcation Diagram

When we do a StreamPlot, I want to show the bifurcation when $a = 0$ transitions to $a >0$, but do not see a better way to do this than the following. ...
5
votes
1answer
110 views

Why does a heavy background slow LocatorPane from updating, even if only the locators are Dynamic?

I'm having some trouble getting a dynamic plot to operate efficiently, and I think I've tracked down at least part of the problem to some pretty weird behaviour on the part of ...
14
votes
5answers
447 views

How can I generate and randomly assign color to annular sectors?

How can I generate such an image and fill every annular sector with a random colour?
0
votes
0answers
70 views

Plot hangs Mathematica through NETLink

I have a C# function that calls Mathematica via Wolfram.NETLink. On our home computers all the test calls work perfectly, but on our AWS server (both a microinstance and a beefy c3.xlarge instance), ...
0
votes
2answers
260 views

Extract coordinates from a polygon [duplicate]

I need to extract the coordinates from a 2D polygon then calculate the maximum and minimum of the x and ...
0
votes
0answers
342 views

Graphic Timelines in Mathematica in v9 (2014)

I noticed a previous question on this site: how to make graphic timelines in mathematica The question concerned the creation of "graphic timelines" of this form: ...
1
vote
1answer
998 views

How do I overlay multiple graphics on one plot? [duplicate]

I am plotting n spectrum using: ...
0
votes
1answer
352 views

Calculate the centroid of a group of pixels with the same PixelValuePositions

My question is about how to recognise objects in a image. I would like to recognise objects of the same color. Then I want to calculate the centroid of these objects. I want to apply this calculation ...
23
votes
4answers
841 views

Implementing a Beeswarm plot in Mathematica

I am looking for a Beeswarm plot implementation in Mathematica. Consider the following data: ...
1
vote
1answer
327 views

Error bar plot - no bars but rather point size determined by errors

Looking for a way to create an ErrorListPlot (x,y,error) with the radius of the PlotMarker ...
1
vote
1answer
159 views

How to change the format of FrameTicks

Here is a plot with the default frame ticks S1 = Plot[Sin[x], {x, -7, 7}, Frame -> True, Axes -> False] Now, if I define myself the range as well as the ...
1
vote
2answers
568 views

Multiple curves plotted with different colours [duplicate]

I am trying to use ColorFunction for 2 functions on the same plot. I only want the cubic equation to change colour. ...
8
votes
1answer
379 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. ...
0
votes
0answers
201 views

How to plot an implicit equation with separate dispersion lines of Lamb waves

I'd like to plot (to try reproduce) dispersion curves of Lamb waves as in http://en.wikipedia.org/wiki/Lamb_waves But I can't to separate each lines. I was reduce the dispersion equations as X=ωd/Vs, ...
0
votes
0answers
75 views

3d graphic for publication [duplicate]

Journals are very strict and some of them require special formats. They suggest the .tiff or .jpg format for graphics with many colors. I have problem how to export, for example, this figure consists ...
3
votes
0answers
52 views

Tick labels above axis [duplicate]

Is there any way to place tick marks on the x-axis above the axis? Note that I am talking about marks on the axis, not on a frame (because my graph has no frame). To be more specific, here's the ...
13
votes
2answers
382 views

Get Coordinates 4 significant digits limitation

The tool "get coordinates" (clicking on a plot), seems to work with a fixed number of significant digits (4), in a way that we can quickly lose sensibility (the tool really becomes useless). The ...
0
votes
0answers
40 views

Using Manipulate, how do you display the points on the curve and the tangent vector? [duplicate]

I'm new to Mathematica and my assignment is very vague... I'm hoping someone can explain to me a bit more of that this quesion means: Given the curve C, display the point on the curve and the ...
5
votes
3answers
2k views

Labeling points on a graph with their coordinates in parentheses

I need to create some graphs in Mathematica with a bunch of labels, such as axes labels, graph labels, etc. In particular, there must be some points that must be labeled with their coordinates. Thanks ...
2
votes
1answer
265 views

Making a rectangular label for RegionPlot

I have a plot that includes a Region Plot. I want to make a rectangle with the same shading as in the region plot to show as a legend. The dumb way I can think off ...
1
vote
0answers
62 views

plot cropped in large amount when setting Text Style to some specific sizes and in some locations

I make a Graphics and then add Text[Style["b",size] to it. When changing the size, I noticed that the overall graphics gets ...
0
votes
1answer
250 views

Plotting a line segment from the degenerate case of an ellipse [duplicate]

An ellipse degenerates into a line segment when the defining constant distance from the two foci is the actual distance between the two foci. The ellipse closes into a line segment. The following ...
1
vote
1answer
103 views

Connecting a vertex to middle of an edge with GraphPlot?

using GraphPlot I'd like to make directed arrow connecting a vertex (node) to the middle of an edge but couldn't find a way. Is this even possible using GraphPlot or other graphics-related commands in ...
14
votes
1answer
263 views

Unwanted PlotMarkers appear at non-existent places

Bug introduced in 7.0 or earlier and persisting through 10.2.0 In this simple code ...
1
vote
1answer
186 views

Export Graphics using Move in Optica

I am modeling an eye and am using TurboPlot and DrawSystem. I would like to export the graph, but using the ...
0
votes
0answers
78 views

densityplot + world map overlay [duplicate]

I can make a world map, and I can make a density plot, but I can't seem to get them to overlay. Was trying to use Show to overlay: ...
0
votes
1answer
280 views

Using an image as a moving object in an animation

I have following animation: ...
2
votes
2answers
635 views

Generating social network graph from a CSV file

I am new to Mathematica and wanted to generate undirected graph for data sets that show the relationships of organizations with each other. The data is in a square matrix. The cells of the matrix ...
4
votes
2answers
427 views

Recognize simple shapes in an image and color them randomly?

I have an image of polygons built from a polar function (see below). I'd like to color each triangle or quadrilateral a random color. Firstly, I'm not sure how to separate the simple shapes. ...
0
votes
1answer
160 views

Graphics with shapefiles using tooltip

I'm trying to write a code that displays an entire shapefile color-coded by one variable, and then as the mouse is moving it shows the local regional area of interest with all its data Got a working ...
1
vote
1answer
263 views

Detecting a nonlinear edge in a 2D point pattern

Following an earlier post here, I have generated a point pattern on the unit square $[0,1]\otimes[0,1]$, which is described by a piecewise constant intensity function constructed so that (in ...